PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - CONTINUED
Table 1. Preventive Maintenance Checks and Services (PMCS) for 621B Scraper - Continued.
NOT FULLY MISSION
b. Remove dipstick, clean, and rein-
stall. Remove dipstick and check
level of oil on dipstick. Level
should be between ADD and FULL.
c. Add oil (Item 11, 16 or 17, WP
opening. Reinstall fill cap.
d. Close engine compartment access
door and tighten retainer to secure
If there is an accumulation of debris at hydraulic oil cooler
and radiator, engine grille must be removed to allow a thor-
ough cleaning. Notify Unit Maintenance.
a. Check radiator for debris.
b. Remove debris. If debris cannot be
removed, notify Unit Mainte-
c. Visually check oil cooler and radi- Damage that would impair
ator for signs of leakage or dam- operation is evident.