Genie GS-2046 Service Manual page 155

June 2003
REV B
Fault Code 59 -
Parallel/Series
Coil Fault
Be sure all other
functions operate
normally.
Be sure the circuit
breaker and fuse are
not tripped or blown.
Be sure the batteries
are fully charged and
properly connected.
Part No. 72972
With the key switch
turned to platform
0V
controls and both
Emergency Stop buttons
pulled out to the
ON
position and the
machine on incline LED
activated, check for
voltage on the positive
terminal at the Drive
speed select valve coil
(item AJ or BI or CJ).
20V or more
no
Check for continuity in
continuity
the brown ground wire
circuit from the drive
speed select valve coil
(item AJ or BI or CJ) to
ground.
continuity
18 to 20
Disconnect the wires
ohms
from the drive speed
select valve coil (item AJ
or BI or CJ) and check
resistance of the coil.
See Repair Section.
0 or infinite
ohms
Replace the drive speed
select valve coil (item AJ
or BI or CJ).
Genie GS-2046 and GS-2646 and GS-3246
Section 5 • Troubleshooting Flow Charts
no
Check for continuity in
continuity
the WH C-8 prll coil wire
from the ECM U5 to the
drive speed select coil
(item AJ or BI or CJ).
continuity
Replace U5 OR consult
the Genie Industries
Service Department.
Repair or replace the
ground wire circuit from
the drive speed select
coil to ground.
Consult the Genie
Industries Service
Department.
Chart 17
Repair or replace the
WH C-8 prll coil wire
from the ECM U5 to the
drive speed select coil.
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