Seat Model 6800/338 Bus Service ManualSeat ... - …

1 Manual No. 7018081-02, Rel. Jun. 1999 Copyright Isringhausen 1999 Read and understand this manual before servicing this Model 6800 /338 BusSeat Model 6800 /338 Premium LXService ManualiiManual No. 7018081-02, Rel. Jun. 1999 Copyright Isringhausen 1999 INTRODUCTIONSERVICE AND REPAIRP roper Service and repair are important to the safe, reliable operation of thisseat. Service and repair should be preformed only by responsible personswho have been properly instructed and authorized to do so. The proceduresrecommend in this manual are safe effective methods for performing serviceand repair operations.

2 We could not possibly know, evaluate, and advise the Service trade of allconceivable ways in which Service can be done or of the possible hazardousconsequences of each way. If you use a Service procedure which is notrecommended, be sure that personal safety and equipment safety will notbe is the responsibility of the mechanic performing the Service and repair to: inspect for abnormal wear and damage choose a repair procedure that will ensure your safety, the safety ofothers, and the safe operation of the equipment fully inspect and test the equipment to ensure that the repair or servicehas been properly performed and the equipment will function manual describes the correct Service procedures for Model 6800 /348 Premium seats.

3 The information in this manual was current at the time ofprinting and is subject to change without notice or AND UNDERSTAND THIS MANUALAND THEOPERATOR'S MANUALL earn how to Service Model 6800 /348 Premium seats. Failure to do so couldresult in personal injury or equipment damage. Consult your dealer if you donot understand the instructions in this manual and/or need additionalinformation. KEEPTHIS MANUALThis manual should be considered a permanent part of the seat and beavailable for reference when servicing the seat. WARRANTYW arranty is provided as part of Isringhausen's support program forcustomers who operate and maintain their seat as shown in this the warranty for BUSMODEL6800/338 PREMIUM LX1 Manual No.

4 7018081-02, Rel. Jun. 1999 Copyright Isringhausen 1999 TABLE of CONTENTS subjectpageINTRODUCTIONiiGENERALSAFETY2 TROUBLESHOOTING3 INSPECTION4 REMOVALAND INSTALLATIONARMREST6 BACKREST6 BACKRESTASSEMBLY7 LUMBAR/BOLSTER AIR BAGS7 LUMBAR/BOLSTER VALVE8 COVER FRONT, LH AND RH8 SEATPAN ASSEMBLY9 GLIDE - SEATPAN9 SEATPAN ASSEMBLYLEVERAND HANDLE10 HEIGHTADJUSTMENTVALVE - SUSPENSION10subjectpageHEIGHTADJUSTMENTH ANDLE11 HEIGHTADJUSTMENTCYLINDER AND CAM11 HORIZONTALADJUSTMENTSLIDE SET12 QUICK AIR RELEASE VALVE AND HANDLE12 QUICK AIR RELEASE VALVE - SUSPENSION13 RISER AND SUSPENSION13 SEATFRAME14 SEATFRAME TOOTH PLATE14 BACKRESTADJUSTMENTHANDLE15 TILTADJUSTMENTHANDLE15 AIR SPRING16 BOOT, BOOTADAPTER PLATE,ICPBAR.

5 AND TETHERS16 ADJUSTABLE SHOCK ABSORBER CABLE17 ADJUSTABLE SHOCK ABSORBER17 DISTRIBUTION VALVE18 HEADREST18 PARTS19 REMOVALAND INSTALLATION PAGE NUMBERSMODEL6800/338 BUSMODEL6800/338 PREMIUM LX2 Manual No. 7018081-02, Rel. Jun. 1999 Copyright Isringhausen 1999 GENERALSAFETYIn this manual safety messages will alert persons to a specific hazard, thedegree or level of hazard seriousness, the probable consequences ofinvolvement with the hazard, and how the hazard can be avoided. Safetymessages will include the safety alert symbol, a signal word, and a SYMBOLI ndicates a potential personal safety I G N A LW O R D SD A N G E R: Indicates an imminently hazardous situation which, if notavoided, will result in death or serious R N I N G: Indicates an potentially hazardous situation which, if notavoided, could result in death or serious A U T I O N.

6 Indicates an potentially hazardous situation which, if notavoided, may result in minor or serious MESSAGEThe word message will identify the hazard, indicate how to avoid thehazard, and advise of probable consequence of not avoiding the BUSMODEL6800/338 PREMIUM LX3 Manual No. 7018081-02, Rel. Jun. 1999 Copyright Isringhausen 1999 TROUBLESHOOTINGMODEL6800/338 BUSMODEL6800/338 PREMIUM LXProblemCauseSolutionPageArmrest will not stay in control is will not adjustTeeth on backrest are stay seat latch is backrest seat air supply to to 145 psi req' not lines air lines.

7 7 Valve is valve. 8 Air bags air bags. 7 Height will not adjust and/orHeight adj. cam is height adj. adj. cylinder is height adj. adj. valve is height adj. slide will not adjustHorizontal slide is horizontal stay pan assem. will not adjustSeat pan lever is seat pan stay pan glides are seat pan air releaseNo air supply to to 145 psi req' not is shock absorberShock absorber is shock not absorber cable is shock absorber will notSuspension is the risk of must be in a safe parkedposition before inspecting inspect the seat.

8 Look for damaged or worn upholstery and parts. The seat should be clean and freeof dirt and debris. Check all the seat functions they should work properly and be in good Adjustable armrestShould move up freely, the adjustment knob should be easy to turn andthe armrest must stay in the adjusted Backrest adjustmentThe control should be easy to release then the backrest shouldmove backrest must stay in the adjusted Backrest side bolsterThe control should be easy to move to the inflate or deflateposition and must return to neutral when released. Each sidesupport should inflate and deflate evenly and stay at theadjusted Height adjustmentControl should be easy to move and hold the seat in theadjusted position when Horizontal adjustmentControl should be easy to move and hold the seat in theadjusted position when Seat tilt adjustmentControl should be easy to move and hold the seat inposition when Lower and upper lumbar supportThe controls should be easy to move to the inflate ordeflate position and must return to neutral whenreleased.

9 Each lumbar support must stay at theadjusted Cushion length adjustmentControl should be easy to move and hold the seatcushion in the adjusted position when Adjustable shock absorberControl should be easy to move and stay in position Quick air releaseControl should be easy to move and hold seat in the adjusted position when Horizontal isolatorControl should be easy to move and stay in position when HeadrestShould be easy to move up and down and stay in position. Headrest should tilt forward and backward the seat is not functioning properly take it out of Service until it can be No.

10 7018081-02, Rel. Jun. 1999 INSPECTION Copyright Isringhausen 1999 MODEL6800/338 BUSMODEL6800/338 PREMIUM LX129101186475331225 Manual No. 7018081-02, Rel. Jun. 1999 Copyright Isringhausen 1999 INSPECTIONMODEL6800/338 BUSMODEL6800/338 PREMIUM LXAir supplyCritical fastener torqueAir supply to seat must 90 to 145 to risertorque - lb ft (20 - 25 N m))Seat rails to suspensiontorque - lb ft (20 - 25 N m)Seat to seat railstorque - lb ft (20 - 25 N m)Armrest to seattorque - lb ft (20- 25 N m)6 Manual No. 7018081-02, Rel. Jun. 1999 REMOVALand INSTALLATION Copyright Isringhausen 1999 MODEL6800/338 BUSMODEL6800/338 PREMIUM LXArmrestSet up Vehicle must be in a safe parkedposition or seat removed Remove fasteners Remove armrestInstallation Fasten armrest to seat with screwsand lockwashers.