CONVEYOR SPEED ADJUSTMENT
Flow-control valve on hydraulic control
panel regulates operating speed of the
conveyor. Flow-control valve is manually
Do not let pressure rise to above 800 psi,
or APU generator will not operate.
1. To increase speed of conveyor, turn
control valve (1) counterclockwise.
2. To decrease speed of conveyor, turn
control valve (1) clockwise.
UPPER REAR DOOR FLOW-CONTROL VALVE
Never operate upper rear door until door-
travel area is clear of personnel. Door
may strike personnel, causing severe
The upper rear door is most prone to
erratic operation during the first three
seconds of closing. This valve is designed
to smooth door closing.
1. Activate hydraulic system (p. 2-131).
Open upper rear door (p. 2-138).
3. Turn flow-control valve (1) counterclockwise
until fully open.
While closing door (p. 2-140), slowly turn flow-
control valve (1) clockwise until door closes
5. Open door (p. 2-138) and repeat step 4.
Continue to operate and adjust flow-control
valve (1) until dooroperates smoothly for entire