JLG 450A_AJ Series II Operator Manual - Manual (Page 65)

SECTION 4 - MACHINE OPERATION
3121289 – JLG Lift – 4-11
4.9 AUXILIARY PUMP
WHEN OPERATING ON AUXILIARY POWER, DO NOT OPERATE
MORE THAN ONE FUNCTION AT THE SAME TIME. SIMULTANE-
OUS OPERATION CAN OVERLOAD THE AUXILIARY PUMP MOTOR.
The main function of auxiliary power is to lower the platform in
the event of primary power failure. Determine the reason for pri-
mary power failure and have the problem corrected by a certified
JLG service technician. Operate as follows:
1. Position Platform/Ground switch to Platform.
2. Position Power/Emergency Stop switch to the on position.
3. Depress and hold footswitch.
4. Position Auxiliary Power switch to the on position and hold.
5. Operate appropriate control switch or lever for desired func-
tion and hold.
6. Release Auxiliary Power switch, selected control switch or
lever, and footswitch.
7. Position Power/Emergency Stop switch to the off position.
4.10 OSCILLATING AXLE LOCKOUT TEST (IF EQUIPPED)
LOCKOUT SYSTEM TEST MUST BE PERFORMED QUARTERLY, ANY
TIME A SYSTEM COMPONENT IS REPLACED, OR WHEN IMPROPER
SYSTEM OPERATION IS SUSPECTED.
Refer to Section 2.3, Oscillating Axle Lockout Test (If Equipped) for
procedure.