REMS 4” DIE HEAD INSTRUCTION MANUAL

THREADING ATTACHMENT For efficient threading of tapered pipe threads, nipple threading. Pipe threads 2 1/2 - 4”

REMS 4” automatic die head. Threads up to 4” due to 5 threading dies and stepless automatically opening die head. No time consuming reverse. 4” DIE HEAD THREADING MACHINE THREADING MACHINE

0508 4 ANCRA www.ancranz.com

Fig. 1

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Fig. 2 Fig. 3 engeng engeng TranslationTranslation of theof the Original Original Instruction Instruction Manual Manual 1.1.3.1.1.3. Thread Thread length length standardstandard length length Fig. Fig.1 1 1.1.4.1.1.4. Nipple Nipple and anddouble double nipple nipple with REMS Nippelfix (automatic internal clamping) with REMS Nippelfix (automatic internal clamping) 2½ – 4”2½ – 4” 1 Supporting1 Supporting ring ring 8 Feed 8 Feed lever lever 2 Drive2 Drive tube tube 9 Chuck 9 Chuck 1.2. 1.2. Work Work spindle spindle speeds speeds 3 Set3 screw Set screw 10 10 Pressure Pressure bolt bolt driven driven by by 4 Drive4 Drive shaft shaft 11 11 Cutting Cutting dies dies REMS REMS Tornado Tornado type type2000 2000 5 Support5 Support casting casting 12 12 Die holder Die holder REMS REMS Tornado Tornado type type2010 2010 11 rpm11 rpm 6 Adapter6 Adapter ring ring 13 13 Tightening Tightening wheel wheel REMS REMS Tornado Tornado type type2020 2020 7 Guide7 Guide arm, arm,front front 14 14 Coolant Coolant supply supply tube tube 1.3. 1.3. Dimensions Dimensions L × B L ×× HB × H 400 ×400 430 × ×430 340 × mm340 mm GeneralGeneral Power Power Tool Tool Safety Safety Warnings Warnings 1.4. 1.4. Weight Weight in kg in kg WARNING WARNING 4” Automatic 4” Automatic Die HeadDie Head 48 kg48 kg ReadRead all safety all safety warnings warnings and instructionsand instructions for use. for use.Failure Failure to observe to observe the warnings the warnings Accessories Accessories 5 kg 5 kg and instructionsand instructions for use for canuse leadcan leadto electric to electric shock, shock, fires fires and/o rand/o severer severe injuries. injuries. 1.5. 1.5. Note Note data data KeepKeep all safety all safety rules rules and andinstructions instructions for the for future.the future. Workplace-related Workplace-related noise noise emissions emissions are determined are determined by the by type the typeof power of power unit employed.unit employed. 1) Work1) Work place place safety safety a) Keepa) Keep your your workplace workplace clean clean and andwell welllit. Untidiness lit. Untidiness or unlit or unlitwork work areas areas can can lead leadto accidents. to accidents. 2. 2. Operation Operation b) Keepb) Keep children children and otherand other persons persons away away when when using using the automatic the automatic die head. die head. 2.1. 2.1. Setting Setting up up DistractionsDistractions can leadcan leadto you to losingyou losing control control of the of device. the device. 2.1.1.2.1.1. REMS REMS 4” Automatic 4” Automatic Die HeadDie Head on REMS on REMS Tornado Tornado (all types) (all types) (Fig. (Fig. 2) 2) Take the tool holder off the REMS Tornado. Remount the oil tray and chip 2) Safety2) Safety of persons of persons Take the tool holder off the REMS Tornado. Remount the oil tray and chip trough. The two supporting rings (1) supplied already mounted on the drive a) Bea) cautious, Be cautious, pay attentionpay attention to what to what you areyou doing are doing and workand work reasonably reasonably and and trough. The two supporting rings (1) supplied already mounted on the drive tube (2) are the same. On one side each has a centring collar diameter 68 mm; responsibly.responsibly. Do not Do use not theuse automatic the automatic die head die head when when you areyou tired are tired or under or under tube (2) are the same. On one side each has a centring collar diameter 68 mm; on the other side each has a collar 64 mm in diameter. The 68 mm diameter the influencethe influence of drugs, of drugs, alcohol alcohol or medicines.or medicines. Just Justone carelessone careless moment moment when when on the other side each has a collar 64 mm in diameter. The 68 mm diameter centring collar is needed for the REMS Tornado machines. The drive tube is usingusing the automatic the automatic die head die head can leadcan leadto serious to serious injury. injury. centring collar is needed for the REMS Tornado machines. The drive tube is centred in the machine’s chuck covers with the aid of the collars on the two b) Wearb) Wear personal personal safety safety equipment equipment and andalways always wear wear safety safety glasses. glasses. Wearing Wearing centred in the machine’s chuck covers with the aid of the collars on the two supporting rings. Inside at one end of the drive tube (2) there is a drive pin. personalpersonal safety safety equipment equipment such such as a asdust a dustmask, mask, non-slip non-slip safety safety shoes, shoes, a safety a safety supporting rings. Inside at one end of the drive tube (2) there is a drive pin. Make sure that the set screw (3) is screwed in the crosshole at this end but not helmethelmet or ear or protectorsear protectors depending depending on the on typethe typeand anduse ofuse the of automaticthe automatic die die Make sure that the set screw (3) is screwed in the crosshole at this end but not so far that it projects beyond the internal diameter or it will not be possible to headhead reduces reduces the risk the ofrisk injuries. of injuries. so far that it projects beyond the internal diameter or it will not be possible to push the drive shaft (4) fully in. Both supporting rings must be in contact with c) Removec) Remove setting setting tools tools or wrenches or wrenches before before using using the automaticthe automatic die head. die head. A A push the drive shaft (4) fully in. Both supporting rings must be in contact with the chuck covers, and centred in the chuck cover holes with the turned collars tool ortool key or leftkey in left a rotatingin a rotating part ofpart the of device the device can causecan cause injuries. injuries. the chuck covers, and centred in the chuck cover holes with the turned collars as described above. Insert the slotted drive shaft (4) of the 4” Automatic Die d) Avoidd) Avoid abnormal abnormal body body posture. posture. Make Make sure sure that thatyou youhave have a firm a firm footing footing and and as described above. Insert the slotted drive shaft (4) of the 4” Automatic Die Head into the drive tube (2), and mount the unit by means of the support casting keepkeep your your balance balance at all at times. all times. You thenYou thenhave have better better control control over overthe automatic the automatic Head into the drive tube (2), and mount the unit by means of the support casting (5) on the front support beam of the REMS Tornado (see Fig.). Switch on the die headdie head in unexpected in unexpected situations. situations. (5) on the front support beam of the REMS Tornado (see Fig.). Switch on the REMS Tornado to check whether the 4” Automatic Die Head is driven. If it is e) Weare) Wear suitable suitable clothing. clothing. Do not Do wearnot wear loose loose clothing clothing or jewellery. or jewellery. Keep Keep hair, hair, REMS Tornado to check whether the 4” Automatic Die Head is driven. If it is not, then – with the REMS Tornado running – push the unit further until the slot clothingclothing and andgloves gloves away away from from moving moving parts. parts. Loose Loose clothing, clothing, jewellery jewellery or or not, then – with the REMS Tornado running – push the unit further until the slot in the drive shaft is felt to positively engage. Secure the drive shaft (4) by long longhair canhair getcan caught get caught in moving in moving parts. parts. in the drive shaft is felt to positively engage. Secure the drive shaft (4) by thightening the set screw (3) on the right supporting ring. f) If f)dust If dust extractors extractors and collectorsand collectors can becan mounted, be mounted, these these must must be connected be connected thightening the set screw (3) on the right supporting ring. and usedand used correctly. correctly. Use ofUse a dustof a dustextractor extractor can reducecan reduce the risks the risks caused caused by dust. by dust. ConnectConnect the cutting the cutting oil hose oil hose on the on REMS the REMS Tornado Tornado to the to suction the suction hose hose on the on the g) Keepg) Keep cutting cutting tools tools sharp sharp and andclean. clean. Carefully Carefully maintained maintained cutting cutting tools tools with with REMSREMS 4” Automatic 4” Automatic Die Head.Die Head. Fit the Fit feedthe feedlever lever (8) onto(8) ontothe square-endedthe square-ended sharpsharp cutting cutting edges edges jam lessjam lessand areand easier are easier to control. to control. shaftshaft projecting projecting from fromthe chuck the chuck (9). Lift (9). the Lift REMS the REMS 4” Automatic 4” Automatic Die Head, Die Head, and and h) Useh) Usetools, tools, accessories accessories and insertand insert tools tools etc. accordingetc. according to these to these instructions. instructions. suspendsuspend the chip the chiptrough trough from fromthe die the head die head support support casting casting (5). (5). TakeTake the working the working conditions conditions and activityand activity being being performed performed into consideration.into consideration. The useThe ofuse the of automatic the automatic die head die head for purposes for purposes for which for which it is notit is intended not intended can can 2.1.2.2.1.2. REMS REMS 4” Automatic 4” Automatic Die HeadDie Head with withREMS REMS Amigo Amigo 2 power 2 power unit unit(Fig. (Fig. 3) 3) Place the REMS 4” Automatic Die Head on a workbench or the floor. Unscrew lead leadto dangerous to dangerous situations. situations. Place the REMS 4” Automatic Die Head on a workbench or the floor. Unscrew and remove coolant tube (14). Push ring-shaped section of support for 4”Auto- i) Keepi) Keep handles handles dry, cleandry, clean and freeand fromfree from oil and oil grease.and grease. Slippery Slippery handles handles prevent prevent and remove coolant tube (14). Push ring-shaped section of support for 4”Auto- matic Die Head/Amigo 2 onto drive shaft (4) and secure support with in hole safe safehandling handling and controland control of the of automatic the automatic die head die head in unexpected in unexpected situations. situations. matic Die Head/Amigo 2 onto drive shaft (4) and secure support with in hole in coolantin coolant tube tubewith withhex. hex.screw. screw. Insert Insert 4” Automatic 4” Automatic Die Head/AmigoDie Head/Amigo 2 drive 2 drive 3) Service3) Service headhead into Amigointo Amigo 2 (with 2 (with locking locking ring). ring). Mount Mount Amigo Amigo 2 in such2 in such a way a waythat thethat the a) Havea) Have your your automatic automatic die head die head repaired repaired only onlyby qualified by qualified technical technical personnel personnel guideguide on the on drivethe drive head head is installed is installed on the on drivethe drive shaft shaft (4) and (4) theand drivethe drive head head and onlyand onlywith withgenuine genuine spare spare parts. parts. This Thisensures ensures that thethat safety the safety of the of automatic the automatic followerfollower is fully is insertedfully inserted into theinto slot the inslot the in drive the drive shaft shaft (4). If (4). necessary, If necessary, turn theturn the die headdie head is maintained. is maintained. die holderdie holder (12) (12)manually manually so that so thethat drivethe drive head head follower follower can becan inserted be inserted into into the slotthe in slot the in drive the drive shaft shaft (4). For (4). thread For thread cutting cutting purposes, purposes, set the set REMS the REMS Amigo Amigo SpecificSpecific Safety Safety Warnings Warnings 2 to clockwise2 to clockwise rotation. rotation. For guidanceFor guidance on the on latter, the latter, refer refer to the to REMS the REMS Amigo Amigo 2 2 Operating Operating Instructions. Instructions. WARNING WARNING ● If ●there If there is a riskis a ofrisk the of workpiece the workpiece bending bending and whippingand whipping round round (this (thisdepends depends on on2.1.3. 2.1.3. REMS REMS 4” Automatic 4” Automatic Die HeadDie Head on other on other manufacturers’ manufacturers’ machines machines the lenght and cross-section of the material and on the speed) or at insufficient the lenght and cross-section of the material and on the speed) or at insufficient The REMSThe REMS 4” Automatic 4” Automatic Die HeadDie Head can becan used be used on all on pipe all pipeturning turning machines. machines. stabilitystability of the of machine the machine a sufficient a sufficient number number of height- of height- adjustable adjustable supports supports (REMS (REMS However,However, the drive the drive tube tube(2) must (2) must be extended be extended by scre by wingscre wingin a 1¼”in a diameter1¼” diameter Herkules)Herkules) must must be used. be used. tube tubeso that so itthat can it becan clamped be clamped in both in bothchucks. chucks. For mountingFor mounting instructions instructions for for ● Only fix short lengths of pipe with REMS Nippelspanner or REMS ● Only fix short lengths of pipe with REMS Nippelspanner or REMS Nippelfix.Nippelfix. the 4”the Automatic 4” Automatic Die HeadDie Head see parasee para2.1.1. 2.1.1. ● REMS● REMS thread thread cutting cutting materials materials in spray in spray cans cans (REMS (REMS Spezial, Spezial, REMS REMS Sanitol) Sanitol) 2.2. 2.2. Thread Thread cutting cutting oil oil containscontains environmentally environmentally friendly friendly but highly but highly inflammable inflammable propellant propellant gas (butane).gas (butane). SpraySpray cans cans are pressurised, are pressurised, do not do open not open by force. by force. Protect Protect against against direct direct sunlight sunlight NOTICENOTICE and heatingand heating above above 50°C. 50°C. Use Useonly onlyREMS REMS thread-cutting thread-cutting oil. Perfect oil. Perfect threading threading results, results, long longdura bilitydura bilityof of ● Due● Dueto the to degreasingthe degreasing effect effect of the of coolingthe cooling lubricants lubricants (thread-cutting (thread-cutting oils), oils), an an dies diesas well as aswell utmost as utmost preservation preservation of the of machine the machine are achieved. are achieved. intensiveintensive skin contactskin contact has tohas be to avoided. be avoided. An appropriate An appropriate skin protectorskin protector has tohas be to be applied.applied. REMSREMS Spezial Spezial thread-cutting thread-cutting oil is oilhighly is highly alloyed alloyed and suitableand suitable for cutting for cutting pipe pipe ● Do● notDo allownot allow undiluted undiluted cooling cooling lubricant lubricant to get to intoget drainage,into drainage, water water sys tems sys tems or or and boltand threads bolt threads of all oftypes. all types. In addition, In addition, it can it be can washed be washed off with off waterwith water (officially (officially the soil.the soil.Remaining Remaining cooling cooling lubricants lubricants have have to be to delivered be delivered to specialized to specialized waste waste approved).approved). Mineral Mineral oil-based oil-based thread thread cutting cutting oils areoils notare permittednot permitted to be to used be used disposaldisposal companies. companies. Disposal Disposal identity identity number number for mineral-based for mineral-based cooling cooling lubricants lubricants on drinkingon drinking water water supplies supplies in certain in certain countries, countries, e.g. e.g.Germany, Germany, Austria Austria and and 54401,54401, for synthetic for synthetic 54109. 54109. Switzerland.Switzerland. In this In case,this case, use REMSuse REMS Sanitol Sanitol which which contains contains no mineral no mineral oil. oil. ● Read and observe the general and special safety instructions applicable ● Read and observe the general and special safety instructions applicable REMS Sanitol thread-cutting thread-cutting oil is oil free is freeof mineral of mineral oil, synthetic,oil, synthetic, completely completely to the power unit. REMS Sanitol to the power unit. watersolublewatersoluble and hasand thehas lubricating the lubricating qualities qualities of mineral of mineral oil. It oil. can It becan applied be applied for allfor pipe all pipeand boltand threads. bolt threads. It must It must be used be used in Germany, in Germany, Austria Austria and Swizerlandand Swizerland 1. 1. Technical Technical data data for drinkingfor drinking water water supplies supplies and meetsand meets the official the official specifications specifications required required (DVGW (DVGW 1.1. 1.1. Capacity Capacity approvalapproval no. DW-0201AS2032; no. DW-0201AS2032; ÖVGW ÖVGW approval approval no. W no. 1.303; W 1.303; SVGW SVGW approval approval no. 7808-649). 1.1.1.1.1.1. Thread Thread diameter diameter no. 7808-649). Pipes Pipes 2½ –2½ 4” – 4” Use Useall types all types of thread of thread cutting cutting oil undeluted! oil undeluted! 1.1.2.1.1.2. Types Types of threads of threads (external (external threads) threads) Pipe Pipethread, thread, tapered tapered R (DINR (DIN 2999), 2999), BSPT, BSPT, NPT NPT engeng engeng 2.3. 2.3. Material Material support support prior priorinterference interference in an in unassembled an unassembled condition. condition. Replaced Replaced products products and partsand parts shallshall become become the property the property of REMS. of REMS. WARNING WARNING LongLong tubes tubes and rodsand rodsmust must be supported be supported in the in height-adjustable the height-adjustable REMS REMS Herkules, Herkules, The userThe usershall shall be responsible be responsible for the for cost the costof shipping of shipping and returningand returning the product. the product. whichwhich is equipped is equipped with withsteel steel balls balls allowing allowing easy easy movement movement of the of pipes the pipes in all in all The Thelegal legal rights rights of the of user, the user, in particular in particular the right the rightto make to make claims claims against against the the directionsdirections without without tilting tilting the material the material support. support. If the If REMS the REMS Tornado Tornado is secured is secured sellerseller under under the warrantythe warranty terms, terms, shall shall not benot affected. be affected. This Thismanufacturer’s manufacturer’s to a work-bench,to a work-bench, then thenyou canyou alsocan alsouse theuse bench-mounted the bench-mounted REMS REMS Herkules Herkules warrantywarranty only onlyapplies applies for new for newproducts products which which are purchasedare purchased in the in European the European Y. TheY. capacityThe capacity of both of boththe REMS the REMS Herkules Herkules and theand REMS the REMS Herkules Herkules Y is ⅛ – Y is ⅛ – 4”. 4”. Union,Union, in Norway in Norway or in orSwitzerland. in Switzerland. This Thiswarranty warranty is subject is subject to German to German law with law thewith exclusion the exclusion of the of United the United Nations Nations 3. 3. Operation Operation ConventionConvention on Contracts on Contracts for the for International the International Sales Sales of Goods of Goods (CISG). (CISG). 3.1. 3.1. Die head Die head The TheREMS REMS 4” Automatic 4” Automatic Die HeadDie Head progressively progressively opens opens during during the cuttingthe cutting 7. 7. Spare Spare parts parts lists lists operationoperation so that so itthat cuts it cutstapered tapered threads threads only. only. This Thiscontinuous continuous opening opening action action For spare For spare parts parts lists, lists,see www.rems.desee www.rems.de → Downloads → Parts lists. → Downloads → Parts lists. allowsallows perfect perfect tapered tapered threads threads to be to produced be produced with withthe 4” the Automatic 4” Automatic Die Head Die Head and driveand drive unit onunit only on onlylight light load. load. A separate A separate set of set cutting of cutting dies diesis required is required for for threadthread sizes sizes 2½, 32½, and 3 4”and in 4”each in each case. case. Changing Changing dies dies RetractRetract the chuckthe chuck until untilit rests it rests against against pressure pressure bolt (10).bolt (10). With Withthe machinethe machine switchedswitched off, push off, push in the in pressure the pressure bolt (10)bolt (10)on the on front the front guide guide arm (7),arm and (7), useand use the feedthe feedlever lever (8) to (8) move to move the chuck the chuck into its into extreme its extreme right-hand right-hand position. position. Change Change the cuttingthe cutting dies diesin this in position.this position. The diesThe diesmust must be cleaned be cleaned of all of dirt all and dirt chipsand chips beforebefore inserting inserting them them until untilthey theyare feltare to felt engage. to engage. Note Note the numbering the numbering of the of the cuttingcutting dies(11) dies(11) and ofand the of die the holders die holders (12). (12). Feed Feed in the in chuck the chuck until untilthe pressure the pressure bolt (10)bolt (10)is free. is free. WARNING WARNING BeforeBefore switching switching on the on machine the machine it is vitalit is vitalto ensure to ensure that allthat dies all diesare secure,are secure, i.e., checki.e., check that thatthey theydo not do projectnot project from fromthe diethe head,die head, since since this canthis leadcan leadto to collisioncollision between between the dies the anddies theand drive the drive tube tubecausing causing damage damage to the to 4”Automatic the 4”Automatic Die Head.Die Head. Setting Setting the threadthe thread length length On theOn front the frontguide guide arm (7)arm there (7) there is a scale is a scale ring forring each for each thread thread size size(2½, (2½,3 and 3 and 4”). The4”). desiredThe desired thread thread size sizeis set is by set moving by moving the die the chuck die chuck until untilthe rear the rearedge edge of theof chuck the chuck housing housing aligns aligns with withthe appro the appro priate priate scale scale ring. ring. 3.2. 3.2. Sequence Sequence of operations of operations PushPush the pipe the pipethrough through the die the chuck die chuck into theinto gap the betweengap between the dies. the dies. Using Using the the thighteningthightening wheel wheel (13), (13), clamp clamp the pipe the pipein the in self-cen the self-cen tering tering chuck chuck slightly. slightly. The The firm clamping is automatically done while threading. With the feed handle (8) firm clamping is automatically done while threading. With the feed handle (8) – but no cooling lubricant – first feed in firmly until about 2 turns of thread have – but no cooling lubricant – first feed in firmly until about 2 turns of thread have beenbeen cut. cut. Position Position coolant coolant tube tubeat the at side the sideof the of cutting the cutting head. head. AfterAfter reaching reaching the standard the standard thread thread length length (as per (as DIN per 2999)DIN 2999) the die the head die head opens opens automatically.automatically. Switch Switch off the off machine, the machine, open open the chuck, the chuck, and removeand remove the pipe. the pipe. 3.3. 3.3. Making Making nipples nipples and anddouble double nipples nipples The REMS The REMS Nippelfix Nippelfix (automatic (automatic internal internal clamping) clamping) is used is used to cut to nipples. cut nipples. Ensure Ensure that nipples are not cut shorter than allowed by standard specifications.that nipples are not cut shorter than allowed by standard specifications. 4. 4. Maintenance Maintenance The REMS The REMS 4” Automatic 4” Automatic Die HeadDie Head requires requires no maintenance. no maintenance. The dies The diesmust must be cleaned be cleaned with witha wire a wirebrush brush as and as whenand when required. required. NOTICENOTICE In orderIn order to protect to protect the unit the againstunit against overloading, overloading, the drive the drive pin on pin the on drive the drive tube tube (2) is(2) designed is designed to shear. to shear. If necessary, If necessary, it can it becan replaced be replaced by removing by removing the inner the inner supportingsupporting ring (1).ring (1). 5. 5. Action Action in the in the event event of alof fault al fault If (dueIf (dueto a topower a power failure, failure, tube tubebreaking breaking up) theup) diethe headdie head must must be openend be openend beforebefore the cutting the cutting action action is complete, is complete, proceed proceed as follows: as follows: The Theclamping clamping jaws jawsof the of REMS the REMS 4” Automatic 4” Automatic Die HeadDie Head will normallywill normally release release the workpiecethe workpiece if the if drive the drive motor motor is briefly is briefly reversed. reversed. If this If does this does not work not work carefully carefully rotaterotate the tightening the tightening wheel wheel (13) (13)anticlockwise, anticlockwise, and jogand the jog feed the feedlever lever (8) until (8) until the jawsthe jawsrelease release the workpiece. the workpiece. If necessary, If necessary, lightly lightly tap the tap clamped the clamped workpiece workpiece with witha hammer. a hammer. Move Move the die the chuck die chuck towards towards the die the head die head so that so thethat jaws the jawsopen. open. 6. 6. Manufacturer’s Manufacturer’s Warranty Warranty The warrantyThe warranty period period shall shall be 12 be months 12 months from fromdelivery delivery of the of new the newproduct product to the to the first user. The date of delivery shall be documented by the submission of the first user. The date of delivery shall be documented by the submission of the originaloriginal purchase purchase documents, documents, which which must must include include the date the dateof purchase of purchase and theand the designationdesignation of the of product. the product. All functional All functional defects defects occurring occurring within within the warranty the warranty period,period, which which are clearly are clearly the consequence the consequence of defects of defects in production in production or materials, or materials, will bewill remedied be remedied free freeof charge. of charge. The Theremedy remedy of defects of defects shall shall not extendnot extend or or renewrenew the warranty the warranty period period for the for product. the product. Damage Damage attributable attributable to natural to natural wear wear and andtear, tear,incorrect incorrect treatment treatment or misuse, or misuse, failure failure to observe to observe the operationalthe operational instructions,instructions, unsuitable unsuitable operating operating materials, materials, excessive excessive demand, demand, use foruse unau for unau- - thorizedthorized purposes, purposes, interventions interventions by the by customerthe customer or a orthird a thirdparty party or other or other reasons,reasons, for which for which REMS REMS is not is responsible, not responsible, shall shallbe excluded be excluded from fromthe warranty the warranty ServicesServices under under the warranty the warranty may mayonly onlybe provided be provided by customer by customer service service stations stations authorizedauthorized for this for purposethis purpose by REMS. by REMS. Complaints Complaints will only will onlybe accepted be accepted if the if the productproduct is returned is returned to a customerto a customer service service station station authorized authorized by REMS by REMS without without