Steer Left Function Inoperative - Genie GS-1930 Service Manual

Service Manual - First Edition
Steer Left
Function
Inoperative
Be sure all other
functions operate
normally.
Be sure the circuit
breaker and fuse are
not tripped or blown.
Be sure the batteries
are properly connected.
Be sure the batteries
are fully charged.
Part No. 39528
With the key switch in
platform position and
both Emergency Stop
light is
buttons pulled out to the
on
position, activate the
ON
steer rocker switch in
the direction and
LEFT
check to see if the error
indicator light at the
platform controls is on.
light is not on
Activate the steer left no
function. Does the motor
turn on?
yes
Continued on the next
page.
Genie GS-1530 & Genie GS-1930
Section 5 - Troubleshooting Flow Charts
Connect the positive
lead from a volt meter to
the steer left directional
valve coil (item F) wire
terminal without
disconnecting the wire,
0V
and the negative lead of
the volt meter to the
brown ground wire on
the manifold. Activate
the steer rocker switch
in the direction and
LEFT
check the voltage.
24V
0 or
Disconnect the wires
infinite
from the coil on the
ohms
steer left directional
valve on the function
manifold (item F) and
check the resistance of
the valve coil (See
Repair Section).
26 to 28
ohms
Check continuity of the
bad
steer microswitch.
good
Check for wire continuity
from the steer
microswitch to the
terminal strip OR
replace the main circuit
board at the platform
controls.
Chart 8
Repair open in the wht
wire (B7-left coil) from
the coil on the steer left
directional valve (item F)
to the ECM OR repair
open in the brown
ground wire circuit from
the manifold to the
battery module tray OR
replace the ECM OR
consult the Genie
Industries Service
Department.
Replace the coil.
Repair or replace the
steer directional valve
cartridge (item F) OR
consult the Genie
Industries Service
Department.
Replace the steer left/
right micro switch inside
the drive controller
handle.
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