2-5. BODY EQUIPMENT CONTROLS AND INDICATORS
a. Bolster Logging Truck (M815).
ITEM AND FUNCTION
Bolster chocks must be centered to permit forward wheels of bolster trailer to
contact chocks when trailer is loaded on to truck.
Bolster travel locks prevent bolster fifth wheel from turning and must be released
when hauling logs. Travel locks are on the side of the bolster base frame.
Latch secures bolster travel locks.
Cotter pins are removed, lock pivoted down, and cotter pins replaced on both
sides to release travel lock.
Drum clutch lever hinged lock is used to secure drum clutch lever (6) in disengage
Drum clutch lever is pulled out to engage and pushed in to disengage winch
Drum lock knob locks drum when winch is not in use.