BRAKES 5-54
filters exhaust stem, and the pistons are not
obstructed.
4. Check springs for cracks, distortion, or corrosion.
5. Replace all parts not considered serviceable during
these inspections.
Assembly
NOTE:
P rior to assembly lubricate the lower
body bore, the top of the piston, the piston
grooves, piston grommets, piston setting spring
guide and adjusting screw.
1. Install the exhaust stem grommet in its groove in
the stem bore of the piston.
2. Drop the inlet and exhaust valve into place at the
bottom of the piston.
3. Install the inlet valve spring with its narrow end
against the valve. P ress the spring down until the
large coiled end snaps into the groove inside the
piston.
4. Position the exhaust stem spring over the exhaust
stem. Then carefully press the stem into the stem
bore of the piston.
5. Install the piston in the body.
6
. Install one lower spring seat, spring guide, the other
lower spring seat, pressure setting spring, and the
hex-shaped upper spring seat on the adjusting screw,
in that order.
7. Screw the upper spring seat down until the dimension
from the top of the seat to the bottom of the stem
head is approximately 1 -7 /8 ". Secure with lock nut.
NOTE:
Before placing the adjusting screw and
stem assembly in the governor body, check to
be sure the exhaust stem and its spring are in
place in the piston.
Installation
1. Clean or replace both air lines connected to the
governor.
2. Mount governor in place with exhaust port pointing
toward the ground.
3. Connect air lines to governor.
4. Test governor for proper operation.
FOOT OPERATED AIR BRAKE CONTROL VALVE
Removal
1. Exhaust all air from system.
2. Remove all lines running to brake valve.
3. Remove pedal push rod clevis pin.
4. Remove mounting bolts and remove valve.
Disassembly (Fig. 85)
1. Remove boot (18) from plunger (17) and bracket (16).
2. Remove plunger (17).
3. Remove mounting bracket (16) from valve body (10),
by removing 3 bolts (19) and lock washers (20).
4. Remove snap ring (15).
5. Remove piston assembly (14) and spring (11) from
valve body (
1 0
).
6
. Remove two seals (12 and 13) from piston assembly
(14).
7. Invert valve body.
8
. Remove screw (1), retainer (2), and diaphragm (3)
from exhaust valve body (5).
9. Remove ring (4) from exhaust valve body (5).
10. Remove exhaust valve body (5), seal (
6
), spring (7),
and valve (9) from valve body (10).
11. Remove seal (
8
) from valve (9).
Cleaning and Inspection
1. Check mounting flange for cracks or breakage.
2. Discard all rubber parts.
3. Inspect the body for scoring and excessive wear. Be
sure all passages are clear.
4. Wash all metal parts in non-toxic cleaning solvent
and dry with air.
5. Replace all parts found damaged or worn.
Assembly (Fig. 85)
NOTE:
Lubricate all seals with Lubriplate
grease.
1. Place seal (
8
) on valve (9) and place in valve body
(10).
2. Install spring (7) on valve (9).
3. Place seal (
6
) on exhaust valve body (5) and install
assembly in valve body (
1 0
) piloting on coil spring
(V.
Fig. 85—A ir Brake Control V a lv e
2. Retainer
3. Diaphragm
4. Ring
5. Exhaust V a lv e Body
7. Spring
10. V a lv e Body
11. Spring
12. Seal
13. Seal
14. Piston Assembly
15. Snap Ring
16. M ounting Bracket
17. Plunger
18. Boot
19. Bolt
20. Lockwasher
CHEVROLET TRUCK SERVICE M ANUAL
Содержание 10 Series 1967
Страница 1: ...CHASSIS V3 a n s W U gw...
Страница 2: ......
Страница 28: ......
Страница 39: ...HEATER AND AIR CONDITIONING 1A 11 EVAPORATOR OUTLET Fig 20 Airflow Schematic CHEVROLET TRUCK SERVICE MANUAL...
Страница 80: ...BODY IB 18 Fig 41 Exploded View of Level Ride Seat CHEVROLET TRUCK SERVICE MANUAL...
Страница 89: ...BODY IB 27 CHEVROLET TRUCK SERVICE MANUAL...
Страница 105: ...BODY IB 43 Fig 94 Check Link Assembly Typical CHEVROLET TRUCK SERVICE MANUAL...
Страница 117: ...BODY IB 55 Fig 116 A uxiliary Seat CHEVROLET TRUCK SERVICE MANUAL...
Страница 121: ...Fig 4 1 0 3 0 Series Truck Frame...
Страница 122: ...Fig 5 4 0 6 0 Single A xle Truck Frames Exc T ilt Cab FRAME 2 4...
Страница 124: ...CHEVROLET TRUCK SERVICE MANUAL 1 Ficu 7 4 0 6 0 Series T ilt Cab Truck Frames FRAME 2 6...
Страница 128: ...CHEVROLET TRUCK SERVICE MANUAL Fig 8 Underbody Reference Points and Dimensions Chevy Van G10 and 20 FRAME 2 10...
Страница 207: ...REAR SUSPENSION AND DRIVE LINE 4 49 Fig 91 Tandem Rear Axles and Power Divider CHEVROLET TRUCK SERVICE MANUAL...
Страница 228: ...BRAKES 5 12 TD 50 60 Fig 23 Parking Brake Cables T Models CHEVROLET TRUCK SERVICE MANUAL...
Страница 280: ......
Страница 324: ...I I...
Страница 336: ...ENGINE FUEL 6M 12 CHEVROLET TRUCK SERVICE MANUAL...
Страница 342: ......
Страница 348: ......
Страница 386: ......
Страница 393: ...CHEVROLET TRUCK SERVICE MANUAL CLUTCHES AND TRANSMISSIONS 7 7...
Страница 452: ...FUEL TANK AND EXHAUST SYSTEMS 8 6 Fig 7 Fuel Lines and Filter CD50 60 CHEVROLET TRUCK SERVICE MANUAL...
Страница 472: ...STEERING 9 18 Fig 31 Typical Power Steering Hose Routing CHEVROLET TRUCK SERVICE MANUAL...
Страница 474: ...w j...
Страница 486: ......
Страница 500: ...1...
Страница 502: ...l c t r iC al 12 2...
Страница 506: ...ELECTRICAL BODY AND CHASSIS 12 6 VIEW C Fig 9 Front Lighting Assemblies CHEVROLET TRUCK SERVICE MANUAL...
Страница 532: ...ELECTRICAL BODY AND CHASSIS 12 32 Fig 42 Engine Compartment PT 20 30 CHEVROLET TRUCK SERVICE MANUAL...
Страница 535: ...ELECTRICAL BODY AND CHASSIS 12 35 Fig 45 Engine Compartment CS40 50 60 MS60 CHEVROLET TRUCK SERVICE MANUAL...
Страница 561: ...ELECTRICAL BODY AND CHASSIS 12 61 18 DG 18 DG Fig 71 Instrument Panel G A 10 20 CHEVROLET TRUCK SERVICE MANUAL...
Страница 562: ...ELECTRICAL BODY AND CHASSIS 12 62 Fig 72 Engine and Tail Lamps G A 10 20 CHEVROLET TRUCK SERVICE MANUAL...
Страница 566: ...ELECTRICAL BODY AND CHASSIS 12 66 Fig 76 Engine Compartment SE50 60 CHEVROLET TRUCK SERVICE MANUAL...
Страница 568: ......
Страница 576: ......
Страница 580: ...1...
Страница 587: ...SPECIFICATIONS 7 ENGINE SECTION 6 8 25 1 on CE TE400 Series CHEVROLET TRUCK SERVICE MANUAL...
Страница 590: ...SPECIFICATIONS 10 ENGINE TORQUES CHEVROLET TRUCK SERVICE MANUAL...