Tools of the Trade

Contren # 40102-07 1.0.0 Introduction to Hand

• Installation and Service personnel use a variety of specialized hand tools.

• This presentation is a brief summary of some of these tools. 2.0.0 General Hand Safety

• Although most hand tools do not present an immediate safety hazard, improper use can result in serious injury.

• Use the proper tool for the job.

• Keep tools in good working condition.

• Know how to use the tool properly. 3.1.0 Strap and Chain • Comparable to a pipe . • For pipe and other round objects. • Chain wrench capacity: up to 18” diameter. – Will leave marks on the object surface. • capacity: up to 12” diameter. – For hard or finished surfaces. 3.2.0 Spanner Wrenches • Specialty wrench for nuts with holes or slot instead of flat sides. • Power tool accessory to remove and install tooling. 3.3.0 Taper

• Measures tapered holes and the gap between two surfaces.

Measures tapered holes

Measures gaps 3.4.0 Pipe and Tubing Cutter • Cleanly cuts a round pipe. – The attached cleans the inside .

Pipe Cutter – cuts pipe Tubing Cutter – cuts tubing 3.5.0 and Scraper • Scrapes off old gasket material, glue, and other debris from piping and machinery parts.

• Keep scraper at an effective angle to remove material. 3.6.0 Drift and Barrel Pins

• Used to align matching holes. • Drift pin has taper on one end. • Barrel pin has taper on both ends. 3.7.0 • Shape, bend, or move metal parts. • Will not mar or deface the metal surface. • Lead, brass, wood, leather, plastic, or rubber. • Dead-Blow mallets are filled with steel pellets to decrease rebound. 3.8.0 Diagonal Cutters

• Cuts thin metal, pins, small wire, and other inaccessible items close to the surface. 3.9.0 Tin and Aviation Snips • Scissors that cuts straight lines and shapes in sheet metal. • Red handle – cuts a curve to the left. • Yellow handle – cuts a straight line. • Green handle – cuts a curve to the right. 3.10.0 Taps and Dies • Taps cut internal threads. – Taper tap – easily starts. – Bottoming tap – cuts threads to the bottom of a blind hole. – Pipe tap – tapered to match NPT standards. • Dies cut external threads.

Taper Tap Bottoming Tap

Die PipeTap 3.11.0 Thread Gauges

• Measures thread pitch (threads per inch). 3.12.0 Scribers

• Mark lines on metal. • Normally, bluing ink is sprayed on surface to make lines more visible. 3.13.0 Tension Meters

• Measures belt tension. 3.14.0 Strobe Lights

• Measures timing of cycling parts. 3.15.0 Sheave Gauges

• Measures the size, and side wall wear, of sheaves and v-belts. 3.16.0 Cylinder Hones

• Dress the inside walls of cylinder bores when repairing engines, pumps, compressors, etc.

fixed-size cylinder hone

spring-loaded cylinder hone 3.17.0 Gear Pullers • Pulls a “press-fit” gear or bearing off a shaft. • Reversible jaws and a pressure bolt in the center of a yoke.

3-jaw puller slide pusher puller

Bearing separator 3.18.0 Packing Pullers • Removes packing material from packing glands of valves, pumps, and some motors. 3.19.0

• Cuts precisely dimensioned holes. – Drill starter hole with a jobber drill. – Reamers cut in the clockwise direction.

non-adjustable straight non-adjustable tapered

adjustable straight 3.20.0 Inspection Mirrors

• Viewing of areas that cannot be seen directly. 3.21.0 Retaining Ring

• Removing and installing retaining rings. 3.22.0 Extractors • Screw extractors – left-hand flutes to thread out a broken bolts and screws. – A hole must be drilled into the bolt. • Tap extractor – prong ends to thread out a broken tap.

screw and bolt extractors also called “easy-out”

tap extractor 3.23.0 Feeler Gauges

• Measures clearance between two parts. 3.24.0 Dial Indicators

• Precisely measures movement of parts and run-out of rotating parts. 3.25.0 Sleever and Alignment Bars

• Move, lift, or align heavy equipment.

Alignment Bar Sleever Bar 4.0.0 Introduction to Power Tools

• Installation and Service personnel use a variety of specialized power tools.

• This presentation is a brief summary of some of these tools. 5.0.0 General Power Tool Safety

• Almost all power tools present an immediate safety hazard; therefore, improper use can result in serious injury.

• Use the proper tool for the job.

• Keep tools in good working condition.

• Know how to use the tool properly.

• Never wear loose-fitting clothing.

• Always wear proper protective equipment. 5.1.0 Electrical Power Tool Safety

• Do not use in damp or wet conditions.

• Protect power cords from damage.

• Assure sufficient wattage power cord for tool.

• Always use GFCI outlets for power tools.

• Power cords must be tied at least 7 feet above floor to prevent tripping hazard. 5.2.0 Pneumatic Power Tool Safety

• Air hoses must be clear of water and debris before attaching to tool. • Always check air pressure before use. • Always check oil level in compressor. • Assure hose pressure capacity before using. • Inspect air hoses regularly for damage. • Replace, do not repair, a damaged air hose. • Do not direct nozzle air flow towards anyone. • Do not crimp hose to stop air flow. • Air hoses must be tied at least 7 feet above floor to prevent tripping hazard. 6.0.0 Portable Band

• Used to cut structural material and pipe in the field. 6.2.0 Replacing Portable Band Saw Blades

• Turn Blade adjustment knob 180*. • Turn saw upside-down. • Remove worn blade. • Insert new blade around pulleys. • Turn blade adjustment knob back 180*. 7.0.0 Portable Grinders

• Used for cleaning scale from metal, beveling pipe ends, removing weld splatter, among many other uses.

• Portable Grinder Types: • End Grinder • Angle Grinder • Vertical Grinder 7.1.1 End Grinder

• In-line arrangement for grinding inside small areas with limited work space such as the inside of pipe walls.

referred to as “ grinder” referred to as “ grinder”

sometimes these are referred to as “horizontal grinders” 7.1.2 Angle Grinder

• Most versatile grinder. Motor and disc spindle at 90* to each other. 7.1.3 Vertical Grinder

• Motor and disc spindle in line with each other, but set at 90* to handle. 7.2.0 Grinder Accessories • Grinding wheels come in a variety of shapes: • Disc, cone, wheels, and wire brushes.

Direct grinding sparks away from you, co-workers, and other objects.

maximum rpm of wheel must be rated higher than rpm of the grinder. 7.2.1 Changing Grinder Accessories

• Disconnect power supply. • Depress spindle lock; turn disc until it locks. • Remove locking nut. • Remove wheel. • Install new wheel. • Replace and tighten locking nut. 7.3.0 Pipe

• Used to hold pipe for cutting and threading. 8.0.0 Pipe Threading Machine • Multi-purpose power tool that cuts, threads, and reams pipe stock. • Pipe size range from 1/8” to 2” diameter. • Always check thread-cutting oil level before using.

New threads are correct if you can screw a fitting on the pipe 3-1/2 turns by hand.

Universal Die Head – adjust for different pipe sizes. 9.0.0 Geared Threader (Mule)

• Used to thread pipe from 2-1/2” to 6”. • Powered by the Pipe Threading Machine.

Be sure that geared threader is secure before using because it develops a lot of torque while threading large pipe.

Drive Shaft – connects to a pipe threading machine 10.0.0 Portable Power Drives • Hand-held power unit for cutting and threading pipe, driving hoists and winches, and operating large valves.