Genie S-40 Service Manual page 155

Section 5 • Fault Codes
FAULT CODES
Fault Code Chart -
Control System
How to Retrieve Control System
Fault Codes
Note: At least one fault code is present when the
alarm at the platform controls produces two short
beeps every 30 seconds for 10 minutes.
Note: Perform this procedure with the engine off,
the key switch turned to platform controls and the
red Emergency Stop button pulled out to the on
position at both the ground and platform controls.
1 Open the platform control box lid.
Electrocution/burn hazard. Contact
with electrically charged circuits
could result in death or serious
injury. Remove all rings, watches
and other jewelry.
2 Locate the red and yellow fault LEDs on the
ALC-500 circuit board inside the platform control
box. Do not touch the circuit board.
Component damage hazard.
Electrostatic discharge (ESD) can
damage printed circuit board
components. If the circuit board
does need to be handled, maintain
firm contact with a metal part of
the machine that is grounded at all
times when handling the printed
circuit board OR use a grounded
wrist strap.
5 - 2
3 Determine the error source: The red LED
indicates the error source and will flash two
separate codes. The first code will indicate the
first digit of the two digit code, flashing once per
second. It will then pause for 1.5 seconds and
flash the second digit once per 0.5 second.
Note: When the red LED is flashing the code, the
yellow LED will be on solid.
4 Determine the error type: The yellow LED
indidates the error type and will flash two
separate codes. The first code will indicate the
first digit of the two digit code, flashing once per
second. It will then pause for 1.5 seconds and
flash the second digit once per 0.5 second.
Note: When the yellow LED is flashing the code,
the red LED will be on solid.
5 Use the fault code table on the following pages
to aid in troubleshooting the machine by
pinpointing the area or component affected.
S-40 • S-45
October 2013
Part No. 102521