4-15. WINDSHIELD WIPER MOTOR, BLADE, AND ARM (cont)
CLEANING, INSPECTION, AND REPAIR
· Drycleaning solvent P-D-680 is toxic and flammable. Wear protective goggles and gloves and
use only in a well-ventilated area. Avoid contact with skin, eyes, and clothes and don't breathe
vapors. Do not use near open flame or excessive heat. The flash point is 100-138°F (38-59°C). If
you become dizzy while using cleaning solvent, get fresh air and medical aid immediately. If
contact with eyes is made, wash your eyes and get medical aid immediately.
· Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa). Do not direct
compressed air against skin. Use goggles or full face shield.
Clean metal parts with drycleaning solvent and dry with compressed air.
Clean felt muffler (43) in drycleaning solvent and dry thoroughly.
Inspect parts for wear, damage, and serviceability.
Repair consists of replacement of defective parts.
Use petrolatum and lubricate air chamber.
Use lubricating oil and lubricate cylinder (41).
Use petrolatum and lubricate two O-rings (37) and O-ring retainers (36). Install retainers and O-rings on
connecting rod (40). Secure with two lockwashers (35) and nuts (34). Position connecting link (39) on connecting rod
and install machine screw (38).
Install connecting rod (40), with attached parts, in cylinder (41). Install two gaskets (33) and endcaps (32).
Install rubber seal (30), transmission (29), and sleeve bearing nut (31) in cylinder (41). Secure with screw (28).
Install back bearing plate (27) and secure with four screws (26).
Install timer valve (25), valve spring (24), sleeve bearing (23), timer reverser (22), timer (21), and timer nut (20).
Do not tighten timer nut.