REAR RESERVOIR MAINTENANCE (Continued).
Inspect mounting brackets for cracks, warps and broken welds.
Inspect for rust or corrosion.
(5) Replace defective parts.
(1) Install air reservoir (2) and two new gaskets (7) to trailer frame (8) using four bolts (1), eight
washers (6) and four new self-locking nuts (5).
Apply anti-seize tape to threads of elbow (9), and install elbow to air reservoir (2).
Connect air hose (10) to elbow (9).
Remove sealing tape from outlet coupling (3) to spring brake control valve, apply anti-seize
tape to threads of valve and connect to coupling.
Hold valve in position and tighten coupling (3).
Drain Valve Cleaning.
Solvents can burn easily, can give off harmful vapors, and are harmful to skin and
clothing. To avoid injury or death, keep away from open fire and use in a well-
ventilated area. If solvent gets on skin or clothing, wash immeditaly with soap and
Remove grease and oil with cleaning compound and a clean soft rag.
Drain Valve Inspection.
Inspect drain valve (4) for damage or excessive wear.
Replace defective Drain Valve.