Brake System Maintenance Instructions (Cent)
11-13. TRACTOR PROTECTION VALVE REPAIR (CONT).
(5) Install diaphragm (8), washer (9), and screw (10) in seat (1 1).
(6)
(7)
(8)
(9)
(lo)
(11)
(12)
Mount body (12) in vise with soft jaws.
Coat preformed packing (13) with lubricating oil and install in body (12),
Install plunger (2) in body (12).
Install spring (14) in plunger (2).
Position diaphragm seat assembly (15) over spring (14) and force diaphragm seat assembly in
body (12).
Install washer (16).
Install retaining ring (17) on inner groove (18) in body (12).
d. Follow-on Maintenance. None.
END OF TASK
11-44