GMC 1989 Light Duty Truck Repair Manual page 321

8. Housing B. 3.0 mm (0.125-inch)
C.
11. Accum ulator Valve
A. W ire Hook
Figure 4— Removing the Accumulator Valve
57 mm (2.25*inches)
F-00768
Figure 7— Installing the Piston Assembly
&
Tighten
• Bolts to 30 N-m (22 ft. lbs.).
9. Bracket (17) and nut (18).
Tighten
• Nut to 149 N-m (110 ft. lbs.).
10. Boot (19).
11
. Output pushrod (28), baffle (27), piston return spring
(25) and retainer (24) by using J 24551-A or J 25083
8
(figure ).
12. Retainer (26).
6
13. Spring (7), O-ring ( ) and plug (5) (figure 3).
14. Retainer (4).
15. O-ring (3) and accum ulator (2) by using J 26889 and
a C-clamp (figure 2).
• Depress the accum ulator (2).
1
16. Retainer ( ).
• Release the C-clamp.
• Remove J 26889.
17. Jam nut from the repair kit onto the pedal rod.
18. Eyelet onto the pedal rod.
Adjust
E y e le t to th e re q u ire d le n g th . R e fe r to
HYDRAULIC BRAKES (SEC. 5A) in the 1989
Light Duty Truck Service Manual.
8. Housing
25. Piston Return Spring j
26. Retainer
Figure 8 — Installing the O utput Rod R etain er
BRAKES 5-3
J-24551 (J B 8 , J F 9 )
.25083
(J D 3 J D 5 )
' ' '
F-00767