Auxiliary Functions Inoperative - Genie S-60 Service Manual

Section 5 • Troubleshooting Flow Charts
Chart 36
Auxiliary
Functions
Inoperative
Be sure all other
functions operate
normally.
Be sure key switch
is in the appropriate
position and both
Emergency Stop
buttons are pulled
out to the
ON
position.
Be sure engine is
not running when
using auxiliary
power.
Note: Operating
auxiliary power with
the engine running
should immediately
stop the engine.
5 - 72
Lift the red auxiliary
pump switch cover,
motor
move the auxiliary
operates
power toggle switch TS9
to either side and listen
for sound of auxiliary
pump motor operating.
motor does
not operate
With key switch turned
12V
to ground controls and
both Emergency Stop
buttons pulled out to the
position, move the
ON
auxiliary pump toggle
switch to either side and
check the voltage on the
red cable on the
auxiliary power unit.
0V
Continued on the next
page.
Genie S-60 & Genie S-65
Third Edition • First Printing
Install a 0 to 5000 psi
(345 bar) pressure
gauge into the pressure
2000 psi
port of the auxiliary
pump and move the
auxiliary power toggle
switch to either side and
note the pressure.
less than
2000 psi
Check for a positive
good
connection between
electric motor and the
pump by removing the
pump from the motor.
Leave all the hoses
connected and visually
check coupling
connection.
bad
Replace the auxiliary
power unit.
Check continuity from
bad
negative terminal on
auxiliary pump motor to
ground.
good
Replace auxiliary pump
motor.
Reconnect pressure
hose and check battery
condition. There may
not be enough battery
capacity to operate both
auxiliary pump and
directional valves.
Repair or replace pump
OR replace relief valve.
Consult Genie Industries
Service Department.
Replace negative cable
from auxiliary pump
motor to ground.
Part No. 65196