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Содержание TZE166V100878

Страница 1: ...rand name number or specific tool an equivalent product may be used in place of the recommended item GMC TRUCK COACH DIVISION GENERAL MOTORS CORPORATION PONTIAC MICHIGAN 48053 1977 General Motors Corporation Printed in U S A TABLE OF CONTENTS X 7625 BODY HEATING AND AIR CONDITIONING RADIATOR AND COOLANT RECOVERY SYSTEM GENERAL INFORMATION PERIODIC MAINTENANCE AND LUBRICATION FRONT SUSPENSION MISCE...

Страница 2: ... of this supplement Servicing The air compressor wet tank should be drained at 3 month or 3 000 mile intervals NOTE More frequent drain intervals should be made if driving conditions and habits result in excessive air compressor operation VEHICLE IDENTIFICATION NUMBER Figure 1 is an explaination of the vehicle identification number for all models covered by this supplement SECTION o TYPICAL IDENTI...

Страница 3: ...0 2 LUBRICATION ...

Страница 4: ...a Window Assemblies 1A 2 Rear Window Replacement 1A 2 Windshield Wiper System 1A 2 Aluminum and Fiberglass Repair 1A 2 Entrance Door 1A 12 Door Strap 1A 12 End Cap 1A 12 Floor 1A 12 General Information 1A 12 MOTORHOME AND TRANSMODE PAINT CODES EXTERIOR PAINT CODES RPO Color Fisher No DuPont Code No Refinish No 583 Buckskin WUEK 5275 826 Y AH 715 44572U Effective with vehicle serial number TZE 165V...

Страница 5: ...INDSHIELD WIPER SYSTEM CAUTION When replacing the windshield wiper motor correct routing of the power steering hoses is very important Although sequence of assembly is not vital the power steering hoses when installed must not be twisted kinked or tightly bent The hoses should have sufficient natural curvature in the routing to absorb movement and hose shortening in operation They should also be f...

Страница 6: ...U N W r O 7 N 3 C a m B C a CA a N Y 1 U C T U 1 N E 6 0 8 W ...

Страница 7: ...1 A 4 BODY Figure 4 TransMode Body Side Structure ZE06583 ...

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Страница 9: ...1A 6 BODY Figure 6 Twin Bed Motorhome Body Side Structure ZE06582 ...

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Страница 12: ...precautions for primer solvent and body adhesive PANEL REMOVAL Typical positioning of body structural mem bers right and left hand views in the standard TransMode and Motorhome vehicles is depicted in figures 3 through 6 Figures 7 and 8 illustrate TransMode and Motorhome roof structures NOTE Individual Motorhome and Trans Mode vehicles may have structural additions and changes not represented by t...

Страница 13: ...utting method along the roof seams and any other structural supports that border damaged panels Use care not to damage structural components behind adjacent panels All small pieces which have broken free must be removed ADHESIVE REMOVAL Before prefitting or any further structural work on the vehicle the old cured adhesive must be removed from ribs and body structural supports A suggested method wo...

Страница 14: ...ten adhesive work life and lower ultimate bond strength It is essential that bonding surfaces be thoroughly clean dry and grease free to main tain good adhesion Also be sure that all fixtures clamps metering devices and safety equipment are at hand before mixing adhesive Mix adhesive just prior to application keeping in mind that adhesive work life is from 15 to 30 minutes normally closer to 15 mi...

Страница 15: ...precautions included with ad hesive package If additional fasteners are required use a sheet metal screw to fasten rub rail to belt rail Use GM 2006755 screw and washer assembly or equivalent or a phos phate coated black flat or oval headed self tapping screw Fasteners should be approxi mately 75 long RUB RAIL REPLACEMENT If rub rail has been badly damaged and needs replacement perform the followi...

Страница 16: ...ews To prevent damage to the threads in the vehicle fiberglass body when hi low screws are installed be sure to position screw in hole and then rotate counterclockwise IMPORTANT Before screws are installed sealing is required to prevent water leaks in the vehicle Using a caulking gun or any suitable applicator apply a small amount of clear air dry rubber based sealer into the screw holes in the fi...

Страница 17: ...1A 1 4 BODY Figure 73 Wheel Housing Floor and Floor Sub Structure Typical ...

Страница 18: ...in Maintenance Manual X 7525 under the heading FRAME SEC 2 is applicable to models covered by this supplement with the ex ception of the following illustration of the new front body mountings and body insulators figure 1 Figure 1 Body Mountings ...

Страница 19: ...2 2 FRAME ...

Страница 20: ...eral Description 3A 9 Component Replacement 3A 10 Disc and Hub 3A 10 Hub Bearing 3A 11 Disc 3A 11 Knuckle Seal 3A 11 Knuckle 3A 12 Upper Control Arm 3A 14 Upper Control Arm Bushing 3A 14 Lower Control Arm _ 3A 15 Lower Control Arm Bushing 3A 16 Ball Joint 3A 16 Ball Joint Checks 3A 16 Lower Control Arm Ball Joint 3A 17 Upper Control Arm Ball Joint 3A 17 Stabilizer Bar 3A 17 Shock Absorber 3A 18 To...

Страница 21: ... in this section Figure A Measuring Intermediate Rod Parallelism 4 Check wheels and tires for runout and wobble Refer to Sec 10 Maintenance Manual X 7525 5 Check tires for side wear misalignment wear cornering wear or uneven wear Refer to Sec 10 Maintenance Manual X 7525 6 Check brakes for dragging Refer to Brake System Trouble Diagnosis Sec 5 Maintenance Manual X 7525 7 Check front hub bearings f...

Страница 22: ...the vehicle This will assist LOWER CONTROL ARM FRONT PIVOT BOLT Figure B Measuring Relay Rod Levelness FRONT SUSPENSION 3A 3 INTERMEDIATE ROD IDLER LEVER FRONT AXLE CROSSMEMBER INSTALL TWO HARDENED STEEL WASHERS TOROUE NUT 85 110 Ft Lbs A 6185 Figure C Installing Washer Under Idler Pivot you in determining which rear suspension component is defective or damaged Drive vehicle straight forward onto ...

Страница 23: ...dragging 1 Suspension ball joints and steering linkage need lubrication 2 Low or uneven front or rear tire pressure 3 Steering gear not on high point 4 Incorrect front wheel alignment caster 5 Broken torsion bar 6 Malfunctioning shock absorber CORRECTION 1 Inflate tires to recommended pressure 2 Lubricate ball joints and linkage with specified lubricant 3 Lubricate or replace as necessary 4 Align ...

Страница 24: ...rn upper control arm bushings 4 Worn lower control arm bushings 5 Worn tie rod ends 6 Loose stabilizer bar 7 Loose wheel nuts 8 Loose suspension bolts 1 Tire and wheel out of bal ance 2 Tire and wheel out of round 3 Blister or bump on tire 4 Improper shock absorber action CORRECTION 7 Replace stabilizer or link 8 Correct to specification 1 Adjust bearings or replace with new parts as necessary 2 R...

Страница 25: ...sulting in loss of lubricant corrosion and excessive wear or improper torque 1 2 3 Low or uneven tire pressure Excessive or incorrect vehicle loading Worn out shock absorber Front CORRECTION 1 Inflate tire to recommended pressure 2 Realign front end 3 Balance wheels 4 Instruct driver 5 Instruct driver 6 Realign front end 7 Correct as necessary 1 Adjust toe in to specifications 2 Advise driver 3 In...

Страница 26: ...se do not clamp on reservoir tube Rear shocks may be tested on the vehicle by disconnecting the lower mount Completely extend to full rebound then exert an extra pull If a give is felt a loose piston is indicated and the shock should be replaced A hissing noise orifice swish is normal however replace shock absorber for any of the following l A skip or lag at reversal near mid stroke 2 A seize exce...

Страница 27: ...3A 8 FRONT SUSPENSION UPPER CONTROL ARM CROSSMEMBER SUPPORT Figure 1 Front Suspension ...

Страница 28: ...f the torsion bar is GENERAL DESCRIPTION FRONT SUSPENSION 3A 9 attached to the lower control arm The rear of the torsion bar is mounted into an adjust able arm at the torsion bar crossmember support The ride height of the vehicle is controlled by this adjustment figure 1 HUB CAP WHEEL STUD RC1M11 CR 1V KNUCKLE BOLT 0 ov m 1 RETAINER SEAL BEARING ASSEMBLY A 0865 Figure 2 Disc and Hub Assembly ...

Страница 29: ...T REPLACEMENT 8 Loosen uniformly and remove the three bolts securing the retainer to the knuckle figure 4 Removal of these bolts may be expedited by the use of special Bolt Wrench J 22585 figure 5 9 Position Tool No J 24717 on hub as shown in figure 6 l0 Operate slide hammer Tool No J 2619 until assembly is free of knuckle See figure 6 11 Remove slide hammer and Tool No J 24717 INSTALLATION See CA...

Страница 30: ...point lubricant INSTALLATION See CAUTION on Page 3A 1 of this section 1 Postion retainer over hub 2 Lubricate seal lips with Special Seal Lubricant No 1050169 or equivalent then position seal over hub with metal end toward retainer 3 Install bearing as shown in figure 8 4 Install disc hub assembly Refer to Disc and Hub Installation covered earlier in this section DISC REMOVAL Figure 9 1 Remove dis...

Страница 31: ... HUB ASSEMBLY A 5416 2 Install disc and hub See Disc and Hub Disc Hub Removal Installation 2 Remove upper ball joint cotter pin and nut KNUCKLE REMOVAL l Remove disc and hub assembly refer to Figure 7 Wheel Bearing Puller Tool J 26559 Figure 8 Installing Bearing Figure 9 Disc Removal ...

Страница 32: ...7 Remove cotter pin and nut from lower suspension ball joint 8 Using Tool J 24319 remove lower suspension ball joint from knuckle figure 13 Figure 11 Removing Upper Ball Joint FRONT SUSPENSION 3A 1 3 Figure 12 Removing Tie Rod End 9 Remove knuckle Pry seal from knuckle INSTALLATION See CAUTION on Page 3A 1 of this section 1 Lubricate seal inner lips with Special Seal Lubricant No 1050169 or equiva...

Страница 33: ...Remove control arm from vehicle by guiding shock absorber through access hole NOTE While cam is removed check cam adjustment surface of bracket for weld splatter Weld splatter in this area will affect front end alignment Remove weld splatter before reassembly INSTALLATION See CAUTION on Page 3A 1 of this section 1 Guide upper control arm over shock absorber and install bushing end of control arm i...

Страница 34: ...rm ball joints or bushings require replacement entire lower control arm assembly must be installed REMOVAL 1 Hoist vehicle and remove wheel assembly 2 Before using Tool J 22517 02 remove two nuts and center screw then place tool over crossmember support Align pin of tool into hole in crossmember Install two nuts on tool and center screw Turn center screw until seated in dimple of torsion adjusting...

Страница 35: ... NOTE There must be 3 16 to 1 4 clearance between the rear end of the torsion bar and the rear inside face of support crossmember 7 Reposition Tool J 22517 02 making sure pin of tool is in hole in crossmember Turn center screw of Tool J 22517 02 until adjusting arm is in position to allow install ation of the adjusting nut 8 Apply a liberal amount of chassis grease and install adjusting bolt Tight...

Страница 36: ... 7 Using a punch drive out rivets and remove ball joint INSTALLATION See CAUTION on Page 3A 1 of this section 1 Install service ball joint into control arm bolts must be installed from top side Torque nuts 4 See Specifications at the end of this section for torque value 2 Install service ball joint into knuckle See Specifications at the end of this section for procedure Do not torque at this time ...

Страница 37: ... until seated in dimple of torsion bar adjusting arm See figure 20 4 Remove torsion bar adjusting bolt and nut Count the number of turns necessary to remove and record NOTE The number of turns necessary to remove the adjusting bolt will be used when installing to obtain the original ride height 5 Turn center screw of Tool J 22517 02 until torsion bar is completely relaxed 6 Remove Tool J 22517 02 ...

Страница 38: ...NT AND RIDE HEIGHT FRONT 24 3 8 FRAME GROUND LEVEL FRONT RIDE HEIGHT 13 1 8 1 4 23 MODEL 40 3 8 26 MODEL 56 3 8 REAR RIDE HEIGHT 11 11 16 1 4 A 3985 Figure 21 Vehicle Ride Height FRONT SUSPENSION 3A i9 9 Reposition and connect exhaust pipe hanger to crossmember and tighten saddle and U clamp Torque U clamp bolt nuts See Specifications at the end of this section for torque value 10 Position Tool J ...

Страница 39: ...o Be Corrected 1 20 1 2 of 1 20 1 40 Front Cam Bolt Remaining 1 40 Rear Cam Bolt 4 Tighten upper control arm cam nuts front and rear Torque to Specifications while holding bolts with back up wrench so that camber is not changed See Specifications listed at the end of this section Check caster do not reset unless caster exceeds specifi cations NOTE Check cam adjustment surface for weld splatter Wel...

Страница 40: ...ts 3 Drive Axle Nut TORQUE SPECIFICATIONS Disc to Hub Bolts 4 Stabilizer Link Nut Stabilizer Bracket to Frame Screw Torsion Bar Retainer Bolts 2 nut torque Crossmember Support Bracket to Frame Bolts 3 nut torque Tie Rod to Knuckle Nut Tie Rod Clamp Nuts 2 Shock Absorber Upper Attaching Bolt nut torque Lower Attaching Bolt nut torque Upper Control Arm Ball Joint to Control Arm Bolts 4 nut torque Up...

Страница 41: ...be tightened to inset cotter pin Never back nut off SPECIAL TOOLS J 2619 01 Slide Hammer J 8433 1 Puller Bar J 9745 Front Hub Bearing Installer J 21474 3 4 5 Control Arm Bushing Remover and Installer J 22214 4 6 Front Hub Bearing Screw and Adapter J 26559 Front Wheel Bearing Puller Ring J 22269 Brake Caliper Collapser J 22517 02 Torsion Bar Unloader J 24319 01 Ball Joint Pitman Arm and Idler Arm P...

Страница 42: ...Components 4 7 Air Bellows 4 7 Shock Absorbers 4 7 Height Control Valve 4 7 Air Compressor 4 8 Wet Tank 4 10 Pressure Switch 4 10 Solenoid Valves 4 10 Trouble Diagnosis 4 11 Air Compressor Trouble Diagnosis Chart 4 11 Electro Level Controls Trouble Diagnosis Chart 4 12 Trouble Shooting Tell Tale Warning Light 4 13 Shock Absorbers 4 14 Air Leaks 4 14 Height Control Valve Air Leakage Check 4 15 Trou...

Страница 43: ...system operates auto matically as vehicle load varies to retain frame at proper ride height The optional Electro Level system provides the ability to raise or lower the rear of the vehicle approx imately four inches from normal ride height The rear suspension system on the vehicle consists of air bellows shock absorbers control arms and height control valves Control components air compressor wet t...

Страница 44: ...REAR SUSPENSION 4 3 HEIGHT CONTROL VALVE HEIGHT CONTROL VALVE AIR LINE COLOR BLUE YELLOW gy gow 4n GREY PURPLE 1 A 5558 Figure 4 Standard Air Suspension System Schematic ...

Страница 45: ... solenoid valves The Electro Level Controls are mounted on the lower dash panel to the right of the Figure 5 Electro Level Controls steering wheel figure 5 The controls consist of three rocker switches that automatically or manually level the vehicle Figure 6 is a schematic of the Electro Level controls SWITCHES The two RAISE LOWER switches are used as necessary to raise or lower the rear of the v...

Страница 46: ... way solenoids E and F Figure 6 Electro Level Controls Schematic REAR SUSPENSION 4 5 are closed i e de energized trapping air in the bellows and isolating them from the rest of the system This means the only possible areas of leakage will be the bellows themselves the fittings at the solenoids or the air line running between The same air flow situation exists when the vehicle is parked and the key...

Страница 47: ...SSOR SOLENOID AIR BELLOWS A 5559 To lower the system the RAISE LOWER switch on the dash will be set in the LOWER position right or left hand side or both With Figure 7 Electro Level Air Suspension System Schematic both RAISE LOWER switches in LOWER sole noids C and D are energized This causes the normal passage of air between the No 3 ...

Страница 48: ...height control valve contains an intake valve air bellows outlet exhaust valve delay piston and overtravel control body The overtravel control body contains a spring loaded nylon piston which protects valve parts if overtravel lever is moved beyond normal operating range SYSTEM COMPONENTS Air Inlet Port Air Exhaust Port REAR SUSPENSION 4 7 and D Thus the vehicle ride height lowers by the release o...

Страница 49: ...tion Operation of delay piston in height control valve prevents change of bellows air pressure as a result of momentary road shocks con serves air supply and adds life to valve The nylon piston moves inside cylinder containing a silicone type fluid A flapper valve on either end of piston allows displacement of fluid or acts as a check valve depending on direction piston moves Delay piston is moved...

Страница 50: ...Figure 10 Two Way Normally Closed Solenoid Valve Figure 11 Three Way Solenoid Valve REAR SUSPENSION 4 9 ...

Страница 51: ... Solenoid Valve valves The four additional solenoid valves are three way multipurpose valves plumbed to function either as a three way normally closed valve or a three way directional control valve TWO WAY NORMALLY CLOSED SOLE NOID VALVE a valve in which the single orifice is closed in the de energized position and no flow can exist between the inlet and the outlet ports figure 10 THREE WAY VALVE ...

Страница 52: ...Open circuit breaker Circuit breaker is located behind glove box door Faulty wiring Compressor feed at ground wire not connected Low battery Faulty or pitted contacts on pressure switch Motor has developed an open circuit Defective diode Electro Level option only Defective relay 1 2 3 4 Leak in air system Compressor valve seat or valve spring worn or broken Piston rings are worn air leaks heavily ...

Страница 53: ...Leak at fitting between solenoid and air line or bellows and air line Defective 2 way solenoid valve 1 Air leak in system 2 Defective height control valve 1 Compressor not operating 2 Defective control switch 3 Defective pressure switch 4 Defective diode 5 Defective wiring 6 Check relay 7 Defective solenoid valves 8 Leak at air bellows 9 Leak in air lines 1 2 3 4 Leak in air lines Solenoid valves ...

Страница 54: ...ce relay 3 Pitted contacts Replace pressure switch 4 Charge or replace automotive battery 5 Replace diode 6 Check wiring and electrical connections 7 Check for cause of open circuit breaker Reset 8 Replace switch 1 Correctly install solenoid valves 2 Charge or replace battery 3 Check wiring and electrical con nections 4 Find cause for open circuit breaker Reset 5 Service or replace solenoid valves...

Страница 55: ...CK ABSORBERS See FRONT SUSPENSION Section 3A of Maintenance Manual X 7525 for trouble diagnosis of shock absorbers TIME DELAY RELAY BROWN W WHITE STRIPE YELLOW BROWN IGNITION BUS BAR TELL TALE PANEL NEUTRAL START SWITCH A 5561 Figure 13 Tell Tale Warning Light Schematic AIR LEAKS With the air system at normal operating pressure coat all suspension air line connect ions with soap and water solution...

Страница 56: ...Then with air pressure still connected to bellows port actuate valve arm to expel any water which may have entered exhaust valve chamber Remove air line and connect it to air inlet port Acutate valve with air pressure to remove water from air inlet valve chamber TROUBLE SHOOTING SOLENOID VALVES If solenoid does not appear to be functioning properly check to see that connections to air lines are no...

Страница 57: ...p of pressure switch cover and remove switch cover COMPONENT REMOVAL WET TANK REMOVAL Inlet pressure applied at common port 2 Air flows out normally open port 3 With 12 volts applied solenoid energized air will flow from common port 2 through normally closed port 1 No air at normally open port 3 Inlet pressure applied at normally open port 3 Air flows out common port 2 With 12 volts applied soleno...

Страница 58: ...nylon seal from valve body INSPECTION l Seals should be discarded and new seals installed when assembling valve 2 Inspect plunger inserts both ends for cuts nicks and depressions caused from hitting valve seats Replace if necessary COMPONENT OVERHAUL REAR SUSPENSION 4 1 7 ELECTRO LEVEL CONTROL PANEL REMOVAL 1 Remove four screws securing control panel to lower dash panel 2 Disconnect electrical lea...

Страница 59: ...lated to recom mended pressure 2 Check wheel bearing adjustment and correct if necessary ON VEHICLE ADJUSTMENTS 7525 for air bellows installation procedure CONTROL ARM INSTALLATION Refer to Section 4 Maintenance Manual X 7525 for control arm installation procedure SHOCK ABSORBER INSTALLATION Refer to Section 4 Maintenance Manual X 7525 for shock absorber installation procedure AIR LINE INSTALLATIO...

Страница 60: ...1 9 TOE SPECIFICATION A B 0625 LEFT OR RIGHT REAR SUSPENSION Figure 21 Measuring for Toe at Rear Suspension as shown in figure 20 Follow this procedure for adjustment 1 Raise vehicle off floor 2 Loosen six bolts on mounting bracket 3 Insert proper shim as shown in figure 21 4 Tighten retaining nuts on frame rail Tighten two retaining nuts on crossmember See Specifications at the end of this sectio...

Страница 61: ...circuit supplying electricity to the compressor If the pressure raises above 120 psi the contact points will open the circuit to the compressor This setting may be adjusted at the nut which is located on the end of the spring inside the cover Refer to figure 22 The pressure will rise by tightening the spring Both the cut in pressure and the cut out pressure will be affected by this adjust ment The...

Страница 62: ...rol valve mounting bolt bolt torque Height control valve link Link to arm nut Link to control arm nut Control arm lock nut J 25520 PERIODIC MAINTENANCE TORQUE SPECIFICATIONS nuts SPECIAL TOOLS Air Line Crimp Tool REAR SUSPENSION 4 21 adjusted check for restricted air lines If valve still does not hold frame at normal ride height with lever properly adjusted and with no restirction in air line valv...

Страница 63: ...4 22 REAR SUSPENSION ...

Страница 64: ...it is not necessary to make any manual adjustment to this type brake due to the automatic ad justment feature However when it is nec essary to remove a brake drum it may also be necessary to back off the adjusting screw in order to pull edge of drum past linings see figure 2 1 If shoes are being adjusted for the first time use a suitable punch to knock out the metal blank in backing plate located ...

Страница 65: ... Area in Backing Plate 5 Hub and drum assembly can now be removed See Figure 6 6 Using a suitable punch knock out the metal blank in backing plate located at lanced area see figure 3 Be sure all metal is removed from the brake assembly BRAKE DRUM INSTALLATION 1 Install hub and drum assembly figure 6 2 Install flat washer and castillated nut on hub while rotating hub and drum assembly Figure 4 Remo...

Страница 66: ...ble from the operating lever 6 Using a suitable punch knock out the metal blank in backing plate located at lanced area see figure 3 Be sure all metal is removed from the brake assembly REAR BRAKE SHOE INSTALLATION WARNING WHEN SERVICING WHEEL BRAKE PARTS DO NOT CREATE DUST BY GRINDING OR SANDING BRAKE LININGS OR BY CLEAN ING WHEEL BRAKE PARTS WITH A DRY BRUSH OR WITH COMPRESSED AIR A WATER DAMPEN...

Страница 67: ...econdary shoe Position sleeve in the hole in secondary shoe and fasten to backing plate with hold down spring assembly and pin 7 Install the remaining primary hold down spring washer and pin 8 Install the primary and secondary brake shoe return springs 9 Install hub and drum assembly Refer to Figure 7 Brake Assembly Rear BRAKE DRUM INSTALLATION 10 Adjust brake shoes as outlined under BRAKE SHOE AD...

Страница 68: ...lco Moraine Power Booster Components BRAKES 5 5 2 Remove the two nuts which hold the master cylinder to the front housing and remove the master cylinder from the mounting studs 3 Remove front housing seal figure 8 4 Install booster assembly in brake booster separating fixture J 23456 as shown in figure 9 CAUTION When separating housings maintain light pressure on rear housing as it is under spring...

Страница 69: ...spring and piston rod retainer 2 Remove the vacuum check valve and grommet from the front housing If the check valve is defective or the grommet cracked cut or damaged it must be replaced 3 Remove the front housing seal REAR HOUSING GROUP DISASSEMBLY 1 Remove the boot retainer and piston rod boot from the rear housing 2 Remove the felt silencer from inside the piston rod boot 3 Remove the power pi...

Страница 70: ... power piston and permit continued counterclock wise rotation to unscrew the primary power piston from the secondary power piston figure 12 housing divider from piston Remove piston bearing from 5 Remove the secondary power secondary power housing divider 6 The secondary power piston be positioned on Tool J 23101 the the the should still Fold back secondary diaphragm from outside diameter of Figur...

Страница 71: ...er piston tube Figure 15 Positioning Primary Power Piston in Tool J 23101 Small Dia End Up Figure 16 Locking or Unlocking Primary Support Plate from Primary Power Piston 15 Remove the rubber reaction bumper from the end of the air valve 16 Using snap ring pliers J 4880 remove the retaining ring from the air valve figure 17 17 Remove the air valve push rod assembly from the tube end of the primary ...

Страница 72: ...ce ping pitted or rough holes worn seal surfaces tubes 1 Cracks distortion I1 Replace chipping 1 Air Valve scratches 1 Do not repair Replace dents distortion or corrosion of I D or O D All seats to be smooth and free of nicks and dents 2 Push rod must move freely 2 If worn replace air valve in air valve but must not push rod assembly pull out Front and Rear 1 Scratches scores pits 1 Replace unless...

Страница 73: ...th the Maintenance Manual Lubricate rubber plastic and metal friction points with Delco Silicone Lube 5459912 or equivalent follow with a thorough cleaning as outlined above INSPECTION Wipe cleaning fluid from all parts and care fully inspect each part for damage and wear Inspect rubber parts for cuts nicks and dis tortion These rubber parts are the key to control of air flow and should account fo...

Страница 74: ...rimary diaphragm away from BRAKES 5 1 1 the outside diameter of the primary support plate 11 Holding the edges of the support plate with the locking tangs down place the primary support plate and diaphragm assembly over the tube of the primary power piston The flange on the inside diameter of the primary diaphragm will fit into a groove in the primary power piston 12 Grip the edges of the primary ...

Страница 75: ...air valve return spring on the air valve so that it contacts the air valve retaining ring Figure 22 Gauging Piston Rod 28 Position the primary power piston on the tubular portion of the secondary power piston making sure that the air valve return spring seats down over the raised center section of the secondary power piston 29 Grip the edge of the primary support plate press down and start the thr...

Страница 76: ...ool J 23456 press down and rotate the rear housing clockwise into the locked position Remove Tool J 23456 remove the vacuum source See Figure 9 BRAKES 5 1 3 8 Place the silencer in the closed end of the power head boot Push the boot retainer over the boot Stretch the boot over the push rod and over the flange in the center of the rear housing 9 Place the booster assembly in a padded vise with the ...

Страница 77: ...The pin is a press fit in the connecting rod There is a new Piston Pin Tool Set J 24086 figure 1 for use whenever the replacement of a piston pin is necessary The 455 cubic inch engine with a piston pin diameter of 9803 9807 has a wide connecting rod pin boss Use Pin Guide J 24086 2 GREEN for this engine application The Installer J 24086 9 should be set at G 6 when new piston pins are being instal...

Страница 78: ...not be located centrally in the tool and damage may occur to the fork of the tool 2 Install piston assembly onto fork assembly of tool Tool will support connecting rod at the piston pin Be sure piston assembly is slid onto the fork until the pin guide contacts the fork 3 Adjust the Installing Arbor J 24086 9 to the proper length by turning the numbered sleeve on the lettered shaft until the specif...

Страница 79: ... maintenance free battery CHARGE TEST INDICATOR A charge or test indicator in the battery cover provides a visual inspection area for testing purposes only Correct use of this feature is important Refer to Testing Main tenance Free Batteries below Refer also to figure 1 in this section SECTION 6Y ENGINE ELECTRICAL Contents of this section are listed below MAINTENANCE FREE BATTERIES PAGE NO 6Y 1 6Y...

Страница 80: ...arance is interpreted as a green dot and the battery is ready for testing Proceed to step 3 B DARK GREEN DOT NOT VISIBLE Battery must be charged before testing Refer to Charging Guide in Maintenance Manual X 7525 Sec 6Y NOTE Battery should be charged until green dot appears but not more than 60 ampere hours for example 15 amperes for 1 Charge or Test Indicator Conditions Maintenance Free Batteries...

Страница 81: ...e arrestor cap has a grey disc rather than a small hole If the battery does not have ENGINE ELECTRICAL 6Y 3 D If minimum voltage is less than 9 6 replace battery The 9 6 voltage is to be used for battery ambient temperatures of 700F 210C and above For temperatures below 70 F refer to Voltage and Temperature Chart Main tenance Manual X 7525 Sec 6Y flame arrestor caps or is not a sealed type battery...

Страница 82: ...ry is fully charged voltage reading should be approximately 12 6 volts If battery is discharged voltage will be less GENERATING SYSTEM caps or is not a sealed type maintenance free battery one of the following alternatives should be followed A If the battery in the other vehicle is equipped with flame arrestors follow the procedure above but make the final connection at the other vehicle s battery...

Страница 83: ...nd battery 7 If previous Steps 1 through 6 check satisfactorily check generator as follows a Disconnect battery ground cable b Connect an ammeter in the circuit at the BAT terminal of the generator c Reconnect battery ground cable d Turn on radio windshield wipers lights high beam and blower motor high speed Connect a carbon pile across the battery e Operate engine at moderate speed as required an...

Страница 84: ...o Undercharged Battery or Overcharged Battery section Other wise proceed to either one of the follow ing three abnormal conditions Switch On Lamp Off Engine Stopped This condition can be caused by the defects listed in Switch Off Lamp On under GENERATOR TROUBLESHOOT ING or by an open in the circuit To determine where an open exists check for a blown fuse a burned out bulb defective bulb socket or ...

Страница 85: ...the laminated iron core A conventional coil has the iron core inside the windings Al though the HEI coil operates in basically the same way as a conventional coil it is more effective in generating higher secondary volt age when the primary circuit is broken HIGH ENERGY IGNITION SYSTEM ENGINE ELECTRICAL 6Y 7 ELECTRONIC MODULE The electronic module is a solid state unit containing five complete cir...

Страница 86: ...s spark plug leads Care should be taken when connecting timing light or other pick up equipment Use proper adapters Do not force contacts between the boot and secondary wiring and do not puncture the silicone jackets the high voltage available will cause arcing from the puncture point to ground If secondary wiring is punctured or burned it must be replaced to prevent misfiring If boots and nipples...

Страница 87: ...otor 12 Shaft Assembly 13 Springs 14 Weights 15 Bracket Attaching Screw 16 Capacitator Bracket 17 Capacitator 18 Wiring Harness 19 Module Attaching Screw 2 20 Electronic Module 21 Retainer Thin C Washer 22 Pole Piece and Plate Assembly Pick up Coil 23 Vacuum Advance Attaching Screw 2 24 Vacuum Advance Control 25 Felt Washer 26 Plastic Seal 27 Housing 28 Gear 29 Pin A 4001 Figure 4 HEI Distributor ...

Страница 88: ...etainer use a small screwdriver between the tab and the lock To remove wiring harness from cap release wiring harness from latch and remove wiring harness both right and left side The eight spark plug wires and holder are replacable only as an assembly However if it is necessary to remove an individual wire from WARNING DO NOT REMOVE SPARK PLUG WIRES WITH THE ENGINE RUNNING THE HIGHER SECONDARY VO...

Страница 89: ...s noticeably If a strong arc or any opening in the in sulation of wire boot or nipple is observed and the engine falters noticeably the wire s should be replaced CAUTIOhk Plug wires are damaged by Refrigerant 12 When charging air conditioning avoid Refrigerant 12 con tact with spark plug wires If air conditioning system has had a leakage failure check spark plug wires as des cribed above SPARK PLU...

Страница 90: ...r both lights are on the module tester is defective 2 Press the TEST button and observe the lights RED REPLACE light should come on and stay on GREEN GOOD light should remain off The tester is defective if these two conditions are not met Check No 2 1 Connect the tester and a known good HEI module in the following manner A Connect the two way connector of the tester to the module B Connect the gre...

Страница 91: ... satisfactorily and TEST 3 if the module is out of the vehicle and must be checked In all tests the battery must be fully charged Low voltage or slow cranking speeds will result in a false REPLACE indication Test No 1 CRANK TEST Distributor Cap in Place Engine does not run Figure 8 1 Disconnect pull module 3 way harness connector from its socket in the side of the distributor cap 2 Connect 3 way c...

Страница 92: ...is infinite check cap and rotor button for arced or burned condition If necessary replace cap If cap and carbon button do not appear defective replace ignition coil After ignition coil is replaced proceed with steps 10 and 11 10 Continue module check by connecting e voltmeter to the two way connector the red lead to the positive terminal and the brown lead to the negative terminal Select the scale...

Страница 93: ...indication of the red REPLACE light then a steady indication of the green GOOD light means that the module is good A steady indication on the red REPLACE light means the module is defective and should be replaced 5 Perform steps 10 and 11 of TEST 1 except connect the voltmeter in this check to the 3 way connector as shown in figure 11 Grr ENGINE ELECTRICAL 6Y 15 Figure 12 Ignition Coil Schematic C...

Страница 94: ...ping to ground Check initial timing distributor shifted Check centrifugal advance on engine Twist boots to loosen remove all spark plugs and check for usual defects proper gap fouling cracked insulators in side and out etc Check sec ondary wiring B 7 If no defects are found follow procedure under Component Checks C 11 Remove unit from engine re move rotor and shaft assembly from housing and remove...

Страница 95: ...REMOVAL 1 Disconnect ignition tachometer wiring harness connector at ignition coil terminal connector 2 Disconnect spark plug wire holder from distributor cap terminals 3 After releasing four lock latches remove distributor cap and position out of way 4 Remove rotor from distributor shaft by loosening two screws 5 Remove module attaching screws 2 and lift module from housing Disconnect wiring lead...

Страница 96: ...uum advance down so that it will 1 Remove distributor cap and rotor disengage and clear the pick up coil plate 2 Remove two vacuum advance attaching screws VACUUM ADVANCE UNIT INSTALLATION 3 Turn pick up coil clockwise and push rod To install reverse removal procedure ...

Страница 97: ...stallation 9 5 Specifications 9 5 POWER STEERING HOSE CAUTION CAUTION Correct routing of the power steering hoses is very important Although sequence of assembly is not vital the power steering hoses when installed must not be twisted kinked or tightly bent The hoses should have sufficient natural curvature in the routing to absorb movement and hose shortening in operation They should also be free...

Страница 98: ...d aft so that vehicle cannot move 2 Mark relationship between companion flange and splined ship shaft and between splined slip shaft and slip yoke assembly See figure 1 Also mark relationship between lower steering shaft yoke end universal joint and steering gear input shaft 3 Remove clamp bolt and nut attaching STEERING COLUMN LOWER STEERING SHAFT Refer to Figure 1 The operation of the lock is th...

Страница 99: ...otter pin and large nut from splined shaft then remove CV joint assembly from shaft NOTE The CV joint is not to be repaired It must be replaced as a new unit only YOKE DISASSEMBLY CROSS TYPE UNIVERSAL JOINT 1 With steering shaft removed from Figure 1 Lower Steering Shaft Disassembled STEERING 9 3 vehicle remove the snap rings from universal bearings Discard snap rings 2 Support yoke in arbor press...

Страница 100: ...e a Lithium soap base grease having extreme pressure properties meeting GM 6031 M or equivalent 4 Install companion flange align marks made during disassembly for correct relation ship between flange and splined slip shaft and install six bolts with lock tab washers 5 Torque companion flange bolts See Specifications at the end of this section for torque value Then bend up lock tabs against bolt he...

Страница 101: ... 30 lb ft Companion Flange Bolts 6 8 12 lb ft Shaft Bolt Nut Universal Joint to Steering Gear Steering Clamp Bolt Nut Companion Flange to Steering Column NOTE After reaching minimum torque required nut tightened to insert cotter pin Never back nut off center of shroud 3 Lift off horn assembly TORQUE 40 45 lb ft 40 45 lb ft must always be STEERING 9 5 joint onto the steering gear input shaft Instal...

Страница 102: ...e seriously affected When replacing tires you should use size 8 75 16 5 LT or 8 75R 16 5 LT load range D Construction type must be bias ply steel belted or steel belted radial Note Trans Mode vehicles may also be equipped with bias ply tires Use of any other size load range or other construction type of tires may seriously affect load carrying capacity ride handling SECTION 10 WHEELS AND TIRES Con...

Страница 103: ...edometer and Gauge Cluster 12 1 Printed Circuit 12 1 Coolant Level Engine Water Indicator 12 2 Wiring 12 3 Instrument Panel Wiring 12 3 Horn 12 3 Radio and Tape Player 12 4 Stereo Tape Player Convector 12 4 Light Bulb Specifications 12 4 INSTRUMENT A 6171 AND GAUGES 1 Remove instrument panel rear cover Figure 2 Tell Tale Printed Circuit 12 1 2 Remove tell tale light panel connector and remove the ...

Страница 104: ...Y SWITCH CONNECTOR HEATER SWITCH FEED CONNECTOR SWITCH ELECTRONIC LOW FUEL SPEEDOMETER CONNECTOR WASHER SWITCH CONNECTOR LIGHT SOURCE LENS LAMP SWITCH CONNECTOR A 5575 Figure 4 Instrument Panel Wiring Typical MODULE REPLACEMENT The engine water low coolant module is replaced from the rear of the instrument panel The module is taped to the instrument panel wiring see figure 4 below the speed ometer...

Страница 105: ...ircuit of the module a ground path is provided for the tell tale panel turning the ENGINE WATER light on A 6168 in tell tale panel If bulb does not light then problem is in low coolant module or tell tale printed circuit board See tell tale printed INSTRUMENT PANEL WIRING Wiring to the instrument panel in late model The two air tone S type vibrating electric horns in late 76 model vehicles are mou...

Страница 106: ...BULB SPECIFICATIONS type horn is carefully adjusted and inspected during manufacture and should operate indefinitely without attention The horn assembly should not be adjusted or repaired Horn diagnosis and component replacement are not affected by new installation ment procedures specified in Maintenance Manual X 7525 are no longer applicable If radio is to be removed from vehicle for repairs con...

Страница 107: ...vered by this supplement with the addition of the following illustration showing new radiator support bracket mounts figure 1 MOUNTING PAD UPPER RADIATOR CORE DRAIN COCK Gam MOUNTING FAN SHROUD SEAL RETAINER STRAP SHROUD TO VENTURI RING SEAL RADIATOR FAN SHROUD 25 30 FT LBS RADIATOR SUPPORT MOUNTING BRACKET LOWER RADIATOR SUPPORT ASM PAD LOWER A 5571 Figure I Radiator Assembly Typical 13 1 ...

Страница 108: ...it the cause should be corrected and a new fuse Contents of this section are listed below MODEL ZE06582 ONLY of the same capacity must be installed 248 1 The main circuit breaker panel figure 2 is located at the left rear twin bed behind the heater closure To gain access to panel push lightly on access door The panel contains circuit breakers that are designed to snap to the neutral position in th...

Страница 109: ...K GAUGE Before replacing holding tank gauge check gauge to determine if it is malfunctioning Use gauge replacement procedure for access to 3 way connector Test gauge with following procedure making use of Fuel Gauge Sending Unit Tester J 24538 or Tester BT 11 7 1 Connect tester leads and 12 volt battery leads to gauge 3 way connector as in figure 7 Connector terminals are coded H for ground J for ...

Страница 110: ...GHT 4 32A TOTAL 7 82 AMP 3 FURNACE 6 80A FURNACE AUXILIARY BLOWER 3 OOA TOTAL 9 80AMP 4 REFRIGERATOR 6 OOA HALL LIGHT 2 88A R H FRONT LIGHT 2 88A TOTAL 11 76AMP 5 WATER PUMP 7 OOA PORCH LIGHT 1 44A HOLDING TANK MONITOR 1 OOA R H REAR LIGHT 1 44A TOTAL 10 88AMP CIRCUIT BREAKER AUTO RESET A 5158 Figure 4 Living Area 12 Volt DC Electrical System Typical Model ZE06582 LIVING AREA ELECTRICAL 2413 3 ...

Страница 111: ...VERTER REAR OF BEDROOM RECEPTACLE LOCATED ON SIDE OF PANEL BOX GENERATOR ITEM PART NAME NO 1 MAIN PANEL BOX 2 8 4 WIRE CORD TYPE 50 W PLUG WIRE 12 2 W GROUND WIRE CIRCUIT BREAKER PANEL 4 SINGLE RECEPTACLE CIRCUIT 1 CIRCUIT 2 CIRCUIT 3 CIRCUIT 4 CIRCUIT 5 5 OUTLET BOX FRONT AIR WATER HEATER HALL OVER VACUUM REAR AIR 6 DUPLEX RECEPTACLE COND RECEPT RECEPT RECEPT RECEPT COND RECEPT 7 OUTLET PLATE CON...

Страница 112: ... hole and behind gauge remove gauge clamp 4 Pull gauge forward wall 5 Disconnect gauge 3 way remove holding tank gauge 6 Reverse this procedure for installation out of cut out in connector and PROBLEM POSSIBLE CAUSE CORRECTION GUAGE READS F 1 Circuit grounded between 1 Insulate grounded circuit ALL THE TIME sending unit and tank 2 Malfunction in gauge 2 Test gauge and replace as required 3 Tank fl...

Страница 113: ...N If circuit breaker does not trip when the test button is pushed a loss of ground fault protection is indicated and a potentially lethal situation exists The circuit breaker should be replaced 120 VOLT TO 12 VOLT CONVERTER AND BATTERY CHARGER Model ZE06582 converter is located behind the oven above the furnace Refer to figure 3 If power converter does not appear to be functioning properly be cert...

Страница 114: ...torque values bolts B and C CONVERTER REPLACEMENT 1 Disconnect battery ground cable from living area battery Unplug converter at 120 volt outlet Figure 8 Converter Installation Model ZE06582 MODEL ZE06581 LIVING AREA ELECTRICAL 2413 7 9 Converter installation is reverse of re moval procedure Tighten all attaching parts to torque indicated in figure 8 EXTERIOR RECEPTACLE The optional exterior recep...

Страница 115: ...ssible to allow access to wall panel retaining screws 4 Remove wall panel retaining screws be hind power converter and pull wall forward 5 Disconnect ground screw and converter ground wire from frame belt rail behind wall Figure 9 Converter Installation Model ZE06581 panel See figure 9 Lift out converter 6 Converter installation is reverse of re moval procedure Be sure to attach converter ground w...

Страница 116: ...unt Air Conditioner SPECIFICATIONS LIVING AREA ELECTRICAL 2413 9 8 7 Amp 6 8 Amp 0 6 Amp 15 0 Amp No on Fuse Usage Fuse Block Type Galley Light Range Hood Vent Fan and Lights No 1 AGC 15 Rear L H Light Bath Vent Fan No 2 AGC 15 Bath Light Furnace No 3 AGC 15 Furnace Auxiliary Blower Refrigerator Hall Light No 4 AGC 15 R H Front Light Water Pump Porch Light No 5 AGC 15 Holding Tank Monitor R H Rear...

Страница 117: ...EL ZE06581 ONLY Water Pump 5 5 Amp SPECIAL TOOLS J 24538 Universal Fuel and Temperature Gauge Tester BT 11 7 Gauge Tester R H Front Light 2 88 Amp Hall Light 2 88 Amp Kitchen Light 2 88 Amp Rear Compartment Lamps 1 44 Amp side Porch Light 1 44 Amp Bathroom Lights 4 32 Amp Range Hood Vent Fan and Light 6 70 Amp Furnace Blower 6 8 Amp Water Pump 5 5 Amp Refrigerator 5 0 Amp Holding Tank Gauge 0 5 Am...

Страница 118: ...int Adjustment 24C 1 OTOR GENERATOR CAUTION CAUTION Do not interfere with or bypass electrical circuit breaker or attempt in other ways to defeat its purpose Don t fill fuel tank while engine is running and don t smoke when filling fuel tank Wipe up any oil and gasoline spills immediately and make sure oily rags aren t left on the power plant or in its compartment Replace any compartment insulatio...

Страница 119: ...spark plugs so the engine can easily be rotated by hand Check condition of spark plugs at this time 3 Using a screwdriver remove mounting screw C Use an Allen wrench to remove mounting screws A and B Loosen screw E to remove leads Remove points and con denser from base F 4 Replace points and condenser with a new set Tighten screws A B and C Connect leads and tighten screw E 5 Remove push on termin...

Страница 120: ...ce Manual X 7525 under the heading REFRIGERATOR SEC 24D is applicable to models covered by this supplement with the exception of the following 24D 1 NOTE A standard RMS A C voltmeter will read a high A C compressor voltage on D C operation The reason being the inverter does not produce a true sine wave on D C operation The 120 volt A C 60 cycles second will produce a true sine wave which an A C vo...

Страница 121: ... is overcharged If it is determined that the system is under or overcharged the entire cooling system must be replaced CATIONS Model 6 Cubic Foot 7 5 Cubic Foot Compressor Power 40 Watts 60 Watts Compressor Amps Required 2 Amps 2 6 Amps Compressor Volts Required 19 to 21 22 to 24 A C Operation Volts A C Volts A C Compressor Volts Required 27 2 to 29 2 31 5 to 33 5 D C Operation Volts A C Volts A C...

Страница 122: ...FURNACE FUSE FROM FUSE BLOCK WARNING DUE TO THE POSSIBILITY OF INJURY ON SHARP SHEET METAL CARE SHOULD BE TAKEN ANY TIME SERVICE IS PERFORMED ON THE FURNACE 24G 1 behind sink trap Note an offset cross recessed screwdriver will aid in removing screws from upper right and left corner of partition 9 Remove two upper rear sink module mounting bolts with spacers Use care when removing bolts to avoid dr...

Страница 123: ...e end of sink module about one inch away from outer wall 9 Remove L P gas line that goes to both range oven and furnace fitting located at floor level on the left side of furnace 10 Disconnect furnace electrical connector 11 Disconnect all ducts from furnace 12 Remove furnace plenum from unit 13 Remove furnace to floor mounting bolts and four screws located at top back of furnace 14 Slide furnace ...

Страница 124: ...ey sink faucet can be repaired by REMOVAL procuring parts from a local plumbing supply 1 Turn off water pump at water pump distributor switch located beside entrance door Open faucet to reduce line pressure INSTALLATION 2 Disconnect water lines from faucet 1 Position faucet assembly on sink 3 Remove faucet retaining nut and special 2 Install special washer and faucet retain washer from underneath ...

Страница 125: ...mp switch beside entrance door Open faucet to reduce line pressure 2 Remove doors from vanity compartment underneath bathroom sink 3 Disconnect water lines from faucet 4 Remove retaining nuts that hold faucet to sink Remove faucet REPAIR The bathroom sink faucet can be repaired by procuring parts from a local plumbing supply distributor INSTALLATION 1 Position faucet on sink Install retaining nuts...

Страница 126: ...r heater Remove electrical y cord and conduit from water heater 6 Remove hose from pressure temperature relief valve WATER HEATER LIVING AREA WATER SYSTEM 24J 3 7 Disconnect inlet cold and outlet hot water hoses from water heater WARNING IF WATER HEATER IS EOUIPPED WITH A PRE HEAT ASSEMBLY BE SURE EN GINE HAS BEEN ALLOWED TO COOL ONE HALF HOUR BEFORE ATTEMPTING TO REMOVE PRE HEAT ASSEMBLY TO AVOID...

Страница 127: ...EAT INSTALLATION 1 Connect hoses to check valve NOTE Be sure arrow molded into body of check valve is pointing toward water heater 2 Close plumbing drain valve and water heater drain valve located underneath water heater 3 Turn on water pump and open the hot water faucet in the bathroom until water is filled air no longer coming out of faucet Check for leaks 4 Install right partm ent 5 Install bol...

Страница 128: ... old cartridge 3 Remove old cartridge and discard 4 Locate the new replacement cartridge in the same position as the one just removed with arrow on label pointing to the outlet end of unit 5 Connect plastic tubing to the new cartridge making certain that the tubing LIVING AREA WATER SYSTEM 24J 5 iCARTRIDGE ASSEMBLY Figure 2 Water Treatment Unit Cartridge Location coming from the inlet valve connec...

Страница 129: ...the way rotates through keeps the ball valve partially 900 rotation open 2 If running water persists 2 Replace ball valve and the knob works satisfactorily faulty ball valve TOILET LEAKS l Leak at water supply 1 If the leak is in the back of the THERE IS WATER connection toilet check the water supply ON THE FLOOR connection Correct as necessary 2 Closet flange base seal 2 If the leak is at the clo...

Страница 130: ...11 Ball Valve 12 Screw 13 Vacuum Breaker Cover 14 Float Seal 15 Float 16 Star Washer 17 Bowl 18 Spring Mounting Bracket 19 Push Link 20 Spring 21 Water Trap Crank 22 Screw 23 Washer 24 Seal 25 Water Trap 26 Base 27 Flange Seal 28 Nut 29 Bolt 30 Sealant 31 Water Trap Seal 32 Screw 33 Seal 34 Screw 35 Seat 26 Figure 1 Aqua Magic III Toilet ...

Страница 131: ...Flush toilet several times and check for leakage Correct as necessary VACUUM BREAKER COVER REPLACEMENT 1 Remove flush knob 2 Remove 12 screws from underside of base Remove base from bowl and lid assembly 3 Remove 8 screws holding bowl to lid assembly Carefully separate bowl from lid assembly noting they are held together by a non hardening type caulking material 4 Remove 17 screws retaining vacuum...

Страница 132: ...ec 24L is applicable to models covered by this supplement with the addition of the following illustration figure l ROOF VENTS TOILET FLANGE ZE06581 BATHROOM SINK TRAM ROOF VENTS HOLDING TANK ZE06581 BATHROOM SINK TRAP SANITARY PLUMBING CLEANOUT KITCHEN SINK TRAP SANITARY PLUMBING CLEANOUT A 6224 Figure 1 Drainage System Models ZE06581 and ZE06S82 24L 1 ...

Страница 133: ...Suspension 3A 1 2 1 Suspension and Steering 3A 1 r pair of 5 5 Tell Tale Warning Light 4 13 Toilet 24K 1 5 1 Disc and Hub 3A 10 5 1 Door Entrance 1A 12 5 5 Drainage System 24L 1 5 1 Drums Brake 5 1 5 3 24B 6 t tor 24C 1 E 3A 14 3A 16 Electrical Chassis 12 1 Engine 6Y 1 Living Area 24B 1 Electro Level Controls 4 4 Trouble Diagnosis 4 12 1A 12 Electronic Module HEI 6Y 7 Testing of 6Y 13 ttery 6Y 1 R...

Страница 134: ...s 6Y 5 Generator Indicator Lamp 6Y 6 Generator ONAN Motor 24C 1 Generator Quick Check 6Y 4 Glass 1A 2 Heater Water Height Control Valve Air Leakage Check Leak Detectors Air CoLeaks Air Rear SuspeLiving Area Electrical Specifications Low Coolant Indicator Lower Control Arm Lower Steering Shaft Maintenance Periodic 24J 3 Maintenance Free Batter4 7 Motor Generator ONAN4 15 Mountings Body Sec Page tem...

Страница 135: ...ock Absorbers Front Suspension 3A 18 Rear Suspension 4 7 Water Heater Shower Faucet 24J 2 Water Pump Solenoid Valves 4 10 Water System Trouble Shooting 4 15 Servicing Spark Plug Wires HEI 6Y 10 Draining Specifications Water Tank Battery 6Y 4 Water Treatment U Front Suspension 3A 21 Replacement Car Living Area Electrical 24B 9 Wet Tank Rear Suspension 4 21 Wheel Alignment Refrigerator 24D 2 Front S...

Страница 136: ......

Страница 137: ...ly accomplish certain service operations The tools however are not supplied by General Motors Corporation Information regarding the availability of these tools can be obtained from the Zone Office or from the Service Department at the factory All information illustrations and specifications contained in this supplement are based on the latest product information available at the time of publicatio...

Страница 138: ...risk of personal injury to service personnel or the possibility that improper service methods will be followed which may damage the vehicle or render it unsafe It is also important to understand that these Warnings and Cautions are not exhaustive GMC Truck Coach could not possibly know evalutate and advise the service trade of all conceivable ways in which service might be done or of the possible ...

Страница 139: ...Wiring Diagrams Living Area 120v AC ZEO6581 120v AC ZEO6582 12v DC ZEO6581 12v DC ZEO6582 Chassis Electrical Motorhome Transmode ...

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