Design Guide ASME A17.1, Section 5.3

Residential Elevator Design Guide ASME A17.1, Section 5.3

Inline Gear Drive Hydraulic Drive Winding Drum Drive

symmetryelevator.com 877.375.1428 Table of Contents About Symmetry Elevating Solutions...... 2 Residential Elevator Safety Notice...... 3 Residential Elevator Drive Systems...... 4 Common Specifications...... 5 Elevator Doors & Gates ...... 6-7 Flush Door and/or Frame...... 8 Typical Hoistway Configurations...... 9-13 Hoistway-Typical Rail Backing Construction...... 14 Hoistway-Construction Outline...... 15 Inline Gear Drive-Remote Controller...... 16 Inline Gear Drive-MRL Controller & Access Hatch Detail...... 17 Hydraulic Drive-Machine Rooms...... 18 Winding Drum Drive-Machine Room...... 19

About Symmetry Elevating Solutions Symmetry is a beautifully crafted, expertly engineered accessibility-related product line proudly made in the U.S.A. at the Bella Elevator LLC manufacturing plant. Promoted and sold by our exclusive nationwide network of carefully selected Symmetry partners and associates, Symmetry offers residential elevators, vertical platform lifts (VPL) and limited use/limited application (LU/LA) elevators. Proudly made in the U.S.A. Strictly following national code guidelines and adhering to local jurisdiction requirements and variances, Symmetry products are ADA and ASME compliant and manufactured to meet the end users’ specific needs. Symmetry Elevating Solutions representatives possess a wealth of knowledge and experience and are committed to excellence for the life of the product-before, during and after project completion. With dealer locations spanning North America, we are equipped to meet the accessibility needs of a wide spectrum of clients, from home and business owners, to schools, municipalities and other governmental entities.

Please note that this guide is for planning purposes only, applies exclusively to national code, and should not be used for construction. Prior to construction, please contact your local Symmetry Elevating Solutions representative and request a job-specific set of elevator plans to ensure that you obtain the accurate dimensions and requirements for your project. Your representative will also assist you to identify resources to ensure that your project plans will comply with the applicable state and local codes and the permitting authorities.

2 symmetryelevator.com ● 877.375.1428 Residential Elevator Safety as mandated by national code

Securing the space between the hoistway door and the car door/gate In 2016, the Safety Code for Elevators and Escalators (ASME A17.1) was updated adopting the new 3/4” x 4” rule. This rule was amended after it was determined that utilizing a standard residential hoistway door, installed under ASME A17.1 (2013 and prior), allows a space between the hoistway door and car gate/door large enough for a child to hide, thus subjecting the child to a potentially unsafe scenario which could result in serious injury if said space is not protected by some other means.

Your Symmetry Elevator is designed and produced to fully comply with this most recent version of the national code.

Symmetry Residential Elevators have added security features that protect this space All Symmetry Residential Elevators are provided with a standard, enhanced gate/bypass monitor that continuously monitors the elevator control system to detect a scenario where someone may enter the space between the hoistway and the car, without ever entering the car. The enhanced gate/bypass monitor will keep the elevator from leaving the landing should it detect the aforementioned event.

Final hoistway door location following contractor installation is the key Your local jurisdiction may not require the hoistway door installation, performed by your local contractor, to meet the latest requirements; however, we highly recommend that all elevator installations comply with the ASME A17.1 (2016 and newer) code, or more stringent version, in regard to this gap once the installation is complete and the elevator inspected.

While this is highly recommended, but out of our control, should you live in a jurisdiction that still enforces the ASME A17.1 (2013 and prior) code, allowing for a larger gap, your elevator will also be equipped with a light curtain that projects a crisscross pattern of 94 beams to keep the elevator from leaving the landing should an obstruction be detected.

Your safety is our number one priority, thus rest assured that regardless of the version of Elevator and Escalator Safety Code enforced in your jurisdiction, your Symmetry Residential Elevator safely protects the space between the hoistway door and car gate/door.

symmetryelevator.com ● 877.375.1428 3 Elevator Drive Systems

Inline Gear Drive System Hydraulic Drive System Winding Drum Drive System

Overhead Sheave

Modular Rail Structure Drive Unit 2 HP Gearmotor with Brake Ram Header

Car Frame

Counterweight Assembly Two 3/8" 7 x 19 Galvanized Aircraft Cables 14,400 lbs. Two #60 Roller breaking strength Chains 9,920 lbs. breaking strength Modular Rail Structure Modular Rail Structure

Car Frame Two 3/8" 7 x 19 Galvanized Aircraft Cables 14,400 lbs. breaking strength Hydraulic Cylinder Car Frame Window Sheave

Winding Drum Machine

Pedestal Post

Standard Features Standard Features Standard Features • Overhead minimum of 8'0" (96 inches) • Overhead minimum of 7'10" (94 inches) • Overhead minimum of 7'10" (94 inches) with remote controller; minimum of 9'0" with a 7'0" interior car height with a 7'0" interior car height with controller in hoistway with a 7'0" interior car height Equipment Equipment • 208/230 VAC, 60 Hz, 30 amp, • 208/230 VAC, 60 Hz, 30 amp, Equipment single-phase power supply for motor single-phase power supply for motor • 208/230 VAC, 60 Hz, 20 amp, controller controller single-phase power supply for motor • Two 3/8" 7 x 19 galvanized aircraft • Two 3/8" 7 x 19 galvanized aircraft controller cables (14,400 lbs. breaking strength) cables (14,400 lbs. breaking strength) • Two #60 roller chains (9,920 lbs. with wedge rope shackles with wedge rope shackles breaking strength) • 80 mm diameter piston/102 mm • Inverter-controlled variable speed • Inverter-controlled variable speed diameter cylinder including 3/4 inch Winding Drum Drive unit and 3 HP motor Inline Gear Drive unit with counterweight reducer bushing • Manual lowering device and 2 HP motor • 3 HP submersed motor with 2-speed • Manual lowering device valve assembly Safety Features Safety Features • Manual down valve for emergency • Slack rope safety device • Two upper and one lower final limits • Slack chain safety device lowering • Two upper and one lower final limit Safety Features • Machine stop switch • Slack rope safety device • Line rupture valve

4 symmetryelevator.com ● 877.375.1428 Common Specifications For residential elevators

Standard Features Equipment • Travel: maximum of 50'0" (minimum 12 inches • Modular 61/4 lb. T-rail structure between stops) • Car frame assembly • Speed: 40 fpm • Power supply for motor controller (see each drive for • Rated Capacity: 1,000 lbs. specifics) • Pit Depth: 6 inches minimum (8 inches preferred) • 120 VAC, 60 Hz, 15 amp, single-phase power supply • Stops: Two • Code-compliant electrical disconnects included* • Opening: Single • Warranty: Three-year limited parts Optional Features • Up to six stops Safety Features • Single automatic push-button operation • Motor controller supply disconnects (located in controller) • Custom car size up to 18 square feet** • Car light supply disconnects (located in controller) • Custom car heights • Pit stop switch • Shaker or Recessed panel car with flat ceiling • Car-top stop switch • Shaker, Recessed or Raised panel car with matching ceiling • In-car emergency stop switch and alarm • Four recessed LED lights with Black, Polished Brass, Brushed • Safety switch for car gates/doors Nickel or Bronze trim rings • Battery backup emergency car lights and alarm • Factory-finished car • Electro-mechanical hoistway door interlocks • Polished Stainless Steel, Polished or Brushed Brass, Black, (doors by others) Vintage Bronze or Oil-Rubbed Brass fixtures (including • Enhanced gate/bypass monitor COPs, phone boxes, hall stations and handrails) • COP with integrated keypad phone Controls • Custom wood interiors • Programmable Logic Controller (PLC) • Custom factory finish, Distressed* • Non-selective collective automatic operation • "Green" material alternatives and finishes for car interiors* • S.M.A.R.T. system (Self-Monitoring Alert Response • 3/4 inch finished or unfinished installed hardwood car flooring Technology)* • Factory flooring insert for1/4 inch flooring by others • Car Operating Panel (COP) with LED floor position • Buffer springs (require minimum of 1/48 inch pit depth) indicator§ • Key switch for COP and/or hall stations • Recessed phone box (phone jack included)§ • Rated capacity: 750 lbs. • Hall stations with call button and LED floor position indicator§ • Light curtain monitoring the car entrance • Automatic car lighting • Single floor designated car homing Car Gate/Door Options • Uninterruptible Power Supply (UPS) for car lowering and • Symmetry Safety 3-Panel car door automatic car gate/door operation (if provided) in the event • Two and three speed car door or car and landing doors of a power failure* • Wrap around car door‡ • Enterprise collapsible gate Car Features • Dark Oak, Chalk, Antique White, Cherry, Walnut or Black • Car size up to 15 square feet Laminate accordion door • 7'0" interior car height • Hardwood veneer accordion door • Birch, Oak or Maple flat veneer interior walls with • Clear or Smoked acrylic panel accordion door flat ceiling* • Automatic car gate/door operator (not available on the • Matching wood handrail Enterprise collapsible gate) • Matching wood car sill • Unfinished plywood floor with sill set for 3/4 inch (flooring by others) • Two energy-saving recessed LED lights with Black trim rings * Denotes exclusive features • Light Oak, Birch or White 7'0" laminate accordion door ** May require approval from the local authority having jurisdiction ‡ Availability depends on the code year § Standard finish is Brushed Stainless Steel, but multiple finishes available

symmetryelevator.com ● 877.375.1428 5 Elevator Doors & Gates

Symmetry Safety 3-Panel Car Door Enterprise Collapsible Gate

Our exclusive Symmetry Safety 3-Panel Door is one of the safest The Enterprise Collapsible Gate is always designed and manufactured to residential elevator car doors on the market. Panels shown in Black comply with current codes. Shown in Black. with vision panel, Brushed Stainless Steel and Vintage Bronze. Standard Features Standard Features • Nylon "Quiet Glide" wheels for smooth operation when opening and • Manual Car Door Operation: The trailing panel of the car door closing gate measures 2 inches from edge of the car sill and is designed to fit • Low profile handles within requirements of the 3/4" x 4" rule, with maximum running • Rejects a ball 3 inches in diameter clearance and maximum hoistway door setback of 3/4 inch • Every third vertical member guided at the top • Height of Opening: 7'0" • Every vertical member guided at the bottom • Car Door Opening: 33 inches clear opening (fits in a "typical" • Standard Finish: Black hoistway with a 36 inch wide car) Options • Standard Finish: Black • Light Curtain: Standard as a secondary protective device if installed Options under ASME A17.1 (2013 and prior); optional if installed under ASME • Light Curtain: Standard as secondary protective device if installed A17.1 (2016 and newer) under ASME A17.1 (2013 and prior); optional if installed under ASME • Car Gates: Available in Solid Brass (brushed or polished), Stainless Steel A17.1 (2016 and newer) (brushed or polished) or powder-coated steel • Power Car Door Operation • Selection of attractive standard and premium finishes available; custom • Height of Opening: 7'11"; custom heights available colors also available upon request • Car Door Opening: 36 inches clear opening (fits in a "typical" hoistway • 75D option is available to meet the deflection requirements of with a 40 inch wide car) ASME A17.1 (2016 and newer) • Vision Panels: Available with Clear or Smoked acrylic • Available Configurations: Classic, Pearl and Diamond and Pearl • Car Door: Available in Stainless Steel or powder-coated steel NOTE: Brass is not available with the 75D option

6 symmetryelevator.com ● 877.375.1428 Elevator Doors & Gates

Accordion Door Two or Three Speed Doors

The Accordion Door is one of our most popular door choices. Shown in Automatic commercial-style doors optimize ease of use for passengers. Antique White with vision panels. Car door only or car and landing door packages available. Three Speed Car Door shown in Brushed Stainless Steel. Standard Features • Laminate Panels: Available in Light Oak, Birch or White Standard Features • Height of Opening: 7'0" or 7'11" • Light Curtain • Mechanical Locking Hinging: Meets the deflection requirements • Power-operated of ASME A17.1 (2016 and newer)* • Clear Openings: 31½", 35½" or 36" • Clear Heights: 78 ", 84 " or 94 " Options 3/4 ⅝ ½ • Light Curtain: Standard as a secondary protective device if • Standard Finish: Beige installed under ASME A17.1 (2013 and prior); optional if installed Overhead Requirements under ASME A17.1 (2016 and newer) • Two Speed Doors • Automatic car door operator ○ Car and Landing Doors: Clear height plus 191/4" • Additional Panel Options: ○ Car Door Only: Clear height plus 181/4" ○ Laminate panels in Dark Oak, Chalk, Antique White, Cherry, • Three Speed Doors Walnut or Black ○ Car and Landing Doors/Car Door Only: 101" (only available for clear ○ Unfinished or finished matching hardwood veneer height of 783/4") Clear or Smoked acrylic ○ Options ○ Solid or Perforated aluminum • Framed Glass Panels: Available with clear safety glass; not currently • Height of Opening: From 6'8" up to 8'0" offered on hoistway doors; standard finish for framed glass panels is Black • Car Doors: Available in Brushed Stainless or powder-coated steel NOTE: Accordion doors will have Bronze hardware except on White, Chalk or Antique White doors. Clear acrylic accordion doors will typically have Clear hardware when Stainless Steel or Black fixtures are provided.

* ASME A17.1 (2016 and newer) installations require a 1/4 inch maximum hoistway door setback

symmetryelevator.com ● 877.375.1428 7 Flush Door and/or Frame

Frame Width=Door Width + 51/4" Rough Opening=Door Width + 61/4" Typical Frame 4 " 211/16" 29/16" 9/16

Door Width Frame Hinges* Latch Guard & Interlock " ⅝ " ⅞ " 3/8 1 Door Height Handle (Optional) Frame Height=Door Height + Frame Nail Fin/Trim Height=Door Height + 2 Nail Fin/Trim Rough Opening Height=Door Height + 1

" Flush Door ½

Nail Fin/Trim Width 315/16" 313/16" Elevator Side " 1/4 5/16" Clear Opening 2½" Door Width

Latch Guard Electro-Mechanical (Exterior View) Interlock (EMDL)

Notes: 1) The door/frame is suitable for installation in masonry or wood frame construction 2) The door/frame is installed with the door flush to the inside of the hoistway 3) The interior hoistway wall should be finished up to the rough opening 4) Available as a frame only or complete door with frame Roller Ball Catch & Recessed Pull Dummy Handle *Hinges provided only with complete door package (Optional) (Optional)

8 symmetryelevator.com ● 877.375.1428 Typical Hoistway Configurations All hoistway dimensions reference interior dimensions—finished wall to finished wall

Single Opening Rail Left, Right-Hand Door (shown) Depth Rail Right, Left-Hand Door (opposite) Rail C/L Car Gate/ Car Size Width Depth Rail Door Clear Structure Door C/L C/L Opening 36x48 50½" 541/4" 271" 283/4" 33½" Accordion or 36x60 50 " 66 " 33 " 28 " 33 " Door C/L Collapsible (2) 1 1/4 1 3/4 ½

Width 40x54 541" 601/4" 32" 323/4" 33½"(3) Symmetry 36x48 52" 55" 31" 301/4" 33" Safety 3-Panel 36x60 52" 67" 331" 301/4" 33" (shown) Depth 40x54 541" 61" 31" 323/4" 33"(3)

Opposite Opening Rail Right, Left-Hand Door, Right-Hand Door Depth Rail C/L Rail Left, Right-Hand Door, Left-Hand Door

Car Gate/ Car Size Width Depth Rail Door Clear Structure Door C/L C/L Opening 36x48 50½" 54" 27" 283/4" 33½" Accordion or Door C/L Door C/L 36x60 50 " 66" 33" 28 " 33 " Collapsible (2) 1 3/4 ½ Width 40x54 541" 60" 30" 323/4" 33½"(3) Symmetry 36x54 52" 613/4" 31" 301/4" 33" Safety 3-Panel 36x60 52" 673/4" 34" 301/4" 33" (shown) 40x54 541" 613/4" 31" 323/4" 33"(3)

(1) Inline Gear Drive motor extends into the access hatch (2) Collapsible gates will have a clear opening approximately 1" less than shown (3) 36" clear opening available–door centerlines may change (4) Door centerlines shown with 2'8" doors Door centerlines apply to 3'0" doors, except where otherwise noted Car sizes over 15 square feet may require approval from the local authority having jurisdiction

symmetryelevator.com ● 877.375.1428 9 Typical Hoistway Configurations All hoistway dimensions reference interior dimensions—finished wall to finished wall

Width Rail C/L Single Opening Rail Front, Left-Hand Door (shown)

Structure Rail Front, Right-Hand Door (opposite) Car Gate/ Rail Door Clear Door Car Size Width Depth C/L C/L Opening

48x36 48" 62 " 22"(1) 23 " 32 " Accordion or 1/4 1/4 1

Depth Collapsible (2) 60x36 48" 741/4" 22"(1) 231/4" 321" (shown) 54x40 48" 681/4" 24"(1) 213/4" 32½" 48x36 52 " 63 " 22"(1) 21 " 33" Symmetry 1/4 1/8 3/4 Safety 60x36 521/4" 751/8" 22"(1) 213/4" 33" 3-Panel 54x40 521/4" 691/8" 241" 213/4" 33"

Door C/L

Single Opening Rail Front, Left-Hand Door (shown) Width Rail Front, Right-Hand Door (opposite) Rail C/L Car Gate/ Car Size Width Depth Rail Door Clear Door C/L C/L Opening Structure 36x48 55" 501/4" 271" 213/4" 33½"(3) Accordion or (3) Collapsible (2) 36x60 67" 501/4" 331" 213/4" 33½"

Depth 40x54 61" 541/4" 301" 213/4" 33½"(3) Symmetry 36x48 55" 511/8" 271" 213/4" 33" Safety 3-Panel 36x60 67" 511/8" 331" 213/4" 33"(3) (shown) 40x54 61" 551/8" 301" 213/4" 33"(3)

Door C/L

10 symmetryelevator.com ● 877.375.1428 Typical Hoistway Configurations All hoistway dimensions reference interior dimensions—finished wall to finished wall

90° Opening Rail Left, Right-Hand Door, Left-Hand Door or Rail Front, Left-Hand Door, Right-Hand Door (shown) Depth Rail Right, Left-Hand Door, Right-Hand Door or Rail C/L Rail Front, Right-Hand Door, Left-Hand Door (opposite)

Structure Car Gate/ Rail Door Clear Door Clear Door Car Size Width Depth C/L C/L Opening C/L Opening A A A B B Door C/L 36x48 50 " 54 " 31" 24 " 31" 26" 33 " Accordion or 1/4 3/4 1/4 1

Width Collapsible (2) 36x60 501/4" 663/4" 33½" 241/4" 31" 38" 331"(3) (shown) 40x54 541/4" 603/4" 32" 281/4" 33½" 317" 33½"(3) Symmetry 40x48 55 " 55 " 31" 30 " 33" 25 " 33" Safety 5 ⅝ 5 1/8 3-Panel 40x54 551/8" 61⅝" 31" 305" 33" 311/8" 33"(3)

Door C/L B

90° Opening Rail Right, Right-Hand Door, Left-Hand Door or Rail Front, Left-Hand Door, Right-Hand Door (shown) Depth Rail Left, Left-Hand Door, Right-Hand Door or Rail C/L Rail Front, Right-Hand Door, Left-Hand Door (opposite) Door Clear Door Clear Structure Car Gate/ Car Size Width Depth Rail C/L Opening C/L Opening Door C/L A A B B

A 36x48 501/4" 543/4" 27½" 291/4" 28½" 33" 33½"

Door C/L Accordion or Collapsible (2) 36x60 50 " 66 " 33 " 29 " 28 " 45" 33 "(3) Width 1/4 3/4 ½ 1/4 ½ ½ (shown) 40x54 541/4" 603/4" 32" 291/4" 32½" 39" 33½"(3) Symmetry 44x48 591/8" 55⅝" 28" 291/4" 33" 33⅞" 33" Safety 3-Panel 44x54 591/8" 61⅝" 31" 291/4" 33" 39⅞" 33"(3)

Door C/L B

symmetryelevator.com ● 877.375.1428 11 Typical Hoistway Configurations All hoistway dimensions reference interior dimensions—finished wall to finished wall

Single Opening Rail Left, Right-Hand Door (shown) Depth Rail Right, Left-Hand Door (opposite) Rail C/L Car Gate/ Rail Door Clear Door Car Size Width Depth C/L C/L Opening Structure Two Speed 44x48 59" 57 " 31" 37 " 35 " Car Doors 1 1/4 ½ (shown) 44x54 59" 63½" 32" 371/4" 35½" Door C/L 36x48 50½" 581/4" 31½" 303/4" 31½" (4) Width Three Speed 36x60 50½" 701/4" 35" 303/4" 31½"(4) Car Doors 38x48 53½" 581/4" 31½" 313/4" 35½" 38x60 53½" 701/4" 35" 313/4" 35½" 40x54 54½" 641/4" 32" 323/4" 35½"

Opposite Opening Rail Left, Right-Hand Door, Left-Hand Door Rail Right, Left-HandWidth Door, Right-Hand Door

Depth Car Gate/ Rail Door Clear Rail C/L Car Size Width Depth Door C/L C/L Opening

Structure Two Speed 44x48 59" 61 " 31" 37 " 35 " Car Doors 1 1/4 ½ (shown) 44x54 59" 67½" 34" 371/4" 35½" Door C/L Door C/L 36x48 50½" 63" 32" 303/4" 31½"(4) 36x60 50 " 75" 38" 30 " 31 "(4) Width Three Speed ½ 3/4 ½ Car Doors 38x48 53½" 63" 32" 313/4" 35½" 38x60 53½" 75" 38" 313/4" 35½" 40x54 54½" 69" 35" 323/4" 35½"

12 symmetryelevator.com ● 877.375.1428

symmetryelevator.com ● 877.375.1428 Typical Hoistway Configurations All hoistway dimensions reference interior dimensions—finished wall to finished wall

Single Opening Rail Left, Right-Hand Door (shown) Rail Right, Left-Hand Door (opposite) Depth Rail C/L Car Gate/ Rail Door Clear Door Car Size Width Depth C/L C/L Opening Structure Two Speed 44x48 62" 62" 35 " 37 " 35 " Car Doors 1 3/4 ½ (shown) 44x54 62" 68" 37" 373/4" 35½" Door C/L 36x48 523/4" 63" 361" 301" 311"(4)

Width Three Speed 36x60 523/4" 75" 421" 301" 311"(4) Car Doors 38x48 553/4" 63" 361" 311" 35½" 38x60 553/4" 75" 42" 311" 35½" 40x54 563/4" 69" 391" 321" 35½"

Opposite Opening Rail Left, Right-Hand Door, Left-Hand Door Rail Right, Left-Hand Door, Right-Hand Door Depth Rail C/L Car Gate/ Car Size Width Rail Door Clear Door Depth C/L C/L Opening Structure Two Speed 44x48 62" 70 " 35 " 37 " 35 " Car Doors 1 1 3/4 ½ C/L C/L r r (shown) 44x54 62" 761" 381" 373/4" 35½" Doo Doo 36x48 523/4" 723/8" 361" 301" 31½" Three Speed 36x60 52 " 84 " 42 " 30 " 31 "

Width 3/4 3/8 1 1 ½ Car Doors 38x48 553/4" 723/8" 361" 311" 35½" 38x60 553/4" 843/8" 421" 311" 35½" 40x54 563/4" 783/8" 391" 321" 35½"

symmetryelevator.com ● 877.375.1428 13 Hoistway Typical rail backing construction

1 " Plywood2x4 Each backing member constructed of (2) 2 x 10's with 1 inch plywood between and (2) 2 x 4's on each end laminated using wood glue and 2x10 2x10 #8 x 23/4" screws, 2 per row minimum, spaced on 6 inch vertical centers. 2x4 Please note that Winding Drum Drives with greater than 30 feet of travel require 2 x 12's in lieu of the 2 x 10's and the centerline spacing " plywood 1 increases from 10 inches to 12 inches.

Each backing member constructed Installing 1 inch plywood behind the drywall will improve the sound of (2) 2x10's with deadening and strengthen the hoistway. between and (2) 2x4's on each Ceiling) " screws minimum end laminated3/4 using wood glue The specified loads are based on the worst case load condition of and #8x2 1,000 lb. capacity, 925 lb. car and frame weight and a 60 inch cantilever car. The assumptions made relative to the standard backing arrangement are Overhead a maximum span of 10 feet, a minimum wood modulus of elasticity of Finished Flooring 1.95 x 10^6 psi (Douglas Fir) and stiffening factor from the elevator's rail structure based on the bracket spacing. (Finished Floor To Finished (Finished Floor To If the backer span exceeds 10 feet or if the backing construction and/or materials are not as specified, please consult a structural engineer.

R1 R2 200# 400#

Static Individual Roller/Rail Reaction (Two Rails Per System)

10" 10"

Total Car Travel Total Structure

Finished Flooring Finished Floor) (Finished Floor To The inside face of the Hoistway Door to the outside of the Car Gate/Door Limited to 4" by ASME A17.1 2016 and Florida Limited to 3" in Georgia and Massachusetts Drywall Flush To Pit Wall The inside face of the Hoistway Door to Hoistway Sill Limited by ASME A17.1 2016 and Georgia, Florida and Massachusetts • 1/4" maximum when Accordion Doors are used • 3/4" maximum for other Car Gate/Door style

Car Sill to Hoistway Sill running clearance (½"–11/4") Dimensions are required by ASME A17.1 Pit Depth (From Finished Floor) (From Typical Framework with Drywall Construction

14 symmetryelevator.com ● 877.375.1428 Hoistway Construction outline

Rail Backing & General Hoistway • Provide adequate rail backing per drawings. For vertical spans between floor systems that exceed 10'0", please consult a structural engineer. The wall must be capable of supporting the static roller/rail loads without deflecting more than1/8 inch. • The hoistway must be constructed square and plumb within 1/8 inch tolerance throughout. • The hoistway must be free of any obstructions not related to the operation of the elevator. (i.e. sprinklers, pipes, ducts, etc.) • The structure of the hoistway must allow for installation of a chain hoist to transfer materials during installation. • Provide hoistway doors that are a minimum of 3'0" x 6'8" and solid core construction.

Pit Floor • Provide a pit floor at a minimum of 6 inches (8 inches preferred) from the top of the finished floor to the highest point in the pit. (Note: Three speed car and landing doors require a minimum of 8 inches pit depth.) • Provide a pit floor capable of withstanding the impact load of 6,766 lbs. and the static load of 3,840 lbs.

Overhead • Inline Gear Drive ○ Provide a minimum overhead of 8'0" for a 7'0" interior car height with a remote mounted controller. ○ Provide a minimum overhead of 9'0" for a 7'0" interior car height with an in-the-shaft controller. • Hydraulic or Winding Drum Drive ○ Provide a minimum overhead of 7'10" for a 7'0" interior car height. • If a Shaker, Recessed or Raised panel ceiling is used, an additional half-inch of overhead is required.

Drive-Specific Items • Inline Gear Drive ○ Provide a minimum 8" x 8" access hatch at or near the top of the hoistway for manual lowering. (See Access Hatch Detail on page 17.) • Winding Drum Drive ○ Provide a framed window between the machine room and the hoistway for passing of the suspension means. (See page 19.)

symmetryelevator.com ● 877.375.1428 15 Inline Gear Drive Remote controller

Travel Cable Hoistway to Machine Room Connections (6) 12 AWG wires from Machine Room/(2) 18 AWG wires from Machine Room Rail Structure Machine Stop Switch Manual Brake Release Manual Lowering Access Drive Unit Door Interlock Hoistway Door

Notes: 1) The minimum overhead clearance as measured from the top of the upper landing sill to the bottom of the shaft ceiling is 8'0" for a standard 7'0" car. 2) This layout is shown for manual lowering access at the top right of the view. The drive unit can be mounted opposite to accommodate access.

Motor Controller Disconnect (Fusible and Lockable) ** Motor Controller Car Light Disconnect (Fusible and Lockable)

230 VAC, 20 amp, Single-Phase (3 Wire Dedicated Circuit)*

115 VAC, 15 amp, Single-Phase (Dedicated Circuit)* Telephone Service for Elevator

Hoistway to Machine Room Connections (6) 12 AWG wires and (2) 18 AWG wires run to the top of the Hoistway

Travel Cable

Lockable Remote Controller Cabinet (Standard-18"W x 18"H x 10"D) (Alternate-22"W x 30"H x 8"D) must be located within 50'0" of the Drive Unit

30" wide x 36" deep, clear working space, required in front of the Motor Controller by National Electrical Code (NFPA 70)

*Feeding breaker must not be a G.F.I. **The control space temperature must be maintained between 32°F and 80°F.

16 symmetryelevator.com ● 877.375.1428 Inline Gear Drive MRL controller and access hatch detail

MRL Controller

Motor Controller Disconnect (Fusible and Lockable) Car Light Disconnect (Fusible and Lockable) 230 VAC, 20 amp, Single-Phase (3-Wire Dedicated Circuit)* ** Motor 115 VAC, 15 amp, Single-Phase (Dedicated Circuit)* Controller Plastic-Coated Service Light with Guard Telephone Service for Elevator Machine Stop Switch Service Light Switch 115 VAC G.F.I Duplex Receptacle Manual Break Release Manual Lowering Access Drive Unit Door Interlock Hoistway Door Travel Cable Rail Structure

Notes: 1) The minimum overhead clearance as measured from the top of the upper landing sill to the bottom of the shaft ceiling is 9'0" for a standard 7'0" car. 2) This layout is shown for manual lowering access at the top right of the view. The drive unit can be mounted opposite to accommodate access. 3) The MRL Controller option is not available in all jurisdictions, please contact your local Symmetry Elevating Solutions representative or local authority to confirm acceptance. *Feeding breaker must not be a G.F.I. **The control space temperature must be maintained between 32°F and 80°F.

Access Hatch Detail Access Hatch (Self-Closing) 43/4" from Rail Wall " ½ 8'0" 103 " ½ 7'11" 102 " ½ 7'0" 91 " ½ 6'8" 87 Car Height Dim to Door

symmetryelevator.com ● 877.375.1428 17 Hydraulic Drive Machine rooms

Standard Machine Room Compact Machine Room

Hydraulic Line & Electrical to Hoistway ½"-3/4" Plywood Backing Behind Drywall ½"-3/4" Plywood Backing Behind Drywall Hydraulic Line & Electrical to Hoistway

48" 48"

Motor Controller Motor Controller 24" Light Switch & Hydraulic Power

48" Duplex Hydraulic Receptacle Unit Power Unit Light

Light Switch & Light Duplex 3'0" Minimum Receptacle 6" Self-Closing, 6" Self-Locking Door

3'0" Minimum Self-Closing, Self-Locking Door

Motor Controller Disconnect Motor (Fusible and Lockable) Controller Car Light Disconnect (Fusible and Lockable) Motor Controller 230 VAC, 30 amp, Single-Phase Standard-18"W x 18"H x 10"D (3-Wire Dedicated Circuit)* Hydraulic Alternate-22"W x 30"H x 8"D Power 115 VAC, 15 amp, Single-Phase Unit Hydraulic Power Unit (Dedicated Circuit)* 241/4"W x 331"H x 123/4"D Telephone Service for Elevator

Travel Cable

Notes: 1) The elevator machine room location and layout must meet the code requirements defined by the local authority having jurisdiction. 2) 30" wide x 36" deep clear working space in front of the motor controller as required by National Electrical Code (NFPA 70). 3) The light switch must be located on the strike side of the machine room door. 4) The hydraulic power unit must be located within 40'0" of the cylinder. 5) The machine room must be free of all equipment not related to the elevator. 6) The machine/control room temperature must be maintained between 50°F and 80°F. *Feeding breaker must not be a G.F.I.

18 symmetryelevator.com ● 877.375.1428 Winding Drum Drive Machine room

Machine Room Window Sheave Cutout Detail

The area where the A drive mounts must be solid. Use " plywood to E E Rail ½ fill the gap in the backing C/L below the window sheave 24" Min B cutout

F 20" F

24" Light Switch &

Duplex Receptacle with

26" " plywood ½ Room Floor sheave cutout sheave from Machine 3'0" minimum Fill the back of below the window below

Self-Closing, the rail backing Self-Locking Door

Rail 4" Min Motor Control Disconnect Notes: C/L (Fusible and Lockable) Car Light Disconnect 1) The elevator machine room location and layout must meet (Fusible and Lockable) the code requirements defined by the local authority 230 VAC, 30 amp, Single- having jurisdiction. Phase(Dedicated Circuit)* 2) 30" wide x 36" deep, clear working space in front of the motor 115 VAC, 15 amp, Single- controller as required by National Electrical Code ( NFPA 70). Motor Controller Phase (Dedicated Circuit)* 3) The light switch must be located on the strike side of the Standard 18"W x 18"H x 10"D machine room door. 34" - 30" Alternate-22"W x 30"H x 8"D Motor Telephone Service for Elevator 4) The machine room must be free of all equipment not related to Controller the elevator. Hydraulic Power Unit 22" 5) The machine/control room temperature must be maintained 241/4"W x 331"H x 123/4"D between 32°F and 80°F. *Feeding breaker must not be a G.F.I. Window Sheave 20" Winding Drum Machine 84" Minimum Headroom " 3/16

14 Travel - Specific Dimensions 26" Travel A B C D E F " Up to 30'0" 48" min 24" min 13 " 19 " 10" 8 " C D 15/16 1/8 7 5 7 Over 30'0" 60" min 36" min 195/16" 283/16" 12" 13"

AIA Continuing Education symmetryelevator.com/aia

Symmetry offers an in-person course The course also addresses: code to obtain continuing education credits. application, specification, suitability of Each completed course is worth 1 product type, the direct governance (one) LU|HSW credit and provides a guidelines of ADA, ANSI and ASME, and detailed review of Vertical Platform Lifts site conditions required for a successful (VPLs), Limited Use/Limited Application final installation. (LU/LA) Elevators.

symmetryelevator.com 877.375.1428