Part No. 57.4400.9203 GTH-4016SR • GTH-4018SR
85
March 2010
REV A
Section 6 • Troubleshooting
TROUBLESHOOTING
How to Troubleshoot the
Transmission
MOTION SENSOR
1 RAISED STAB 1
1 RAISED STAB 1
PARKING BRAKE .0
1. Start from the above screen page.
2. If one or more values are
0
, the transmission
doesn’t work (ex: parking brake engaged,
outriggers not in storage position).
3. If all the values shown in this screen page are
1
, then check the following items:
-
check there are 12V on connector X910
pin 18 (seat switch - operator not seated)
and connector X208 pin 17;
-
check fuse F14-10A integrity;
-
check connector X182 (Gear Selector);
-
check connector X16 pin 2 (gear selector
input), pin 12 (gear selector input), pin 11
and 9 (solenoids output);
-
check connector X170 pin 5 and pin 6;
-
engaging the relative gear, check there
are 12V on connector X179 (forward
gear) and connector X180 (reverse
gear);
4. If at least one of the
RAISED STAB
values
shown in this screen page is
0
, then check the
following items:
-
check fuse F20-10A integrity;
-
check there are 12V on pin A of the
connectors X140 (R-front outrigger),
X143 (L-front outrigger), X147 (L-rear
outrigger), X148 (R-rear outrigger). If the
outirigger is in storage position and the
relative LED lights on, on pin C there
should be 12V;
-
If all listed above is confirmed, check
pin 1 (R-rear) and pin 2 (L-rear) of the
connector X129, and pin 3 (R-front) and
pin 6 (L-front) of the connector X130;
-
If all listed above is confirmed, check
pin 48 (L-rear) and pin 49 (L-front) of
the connector X935 (main unit, behind
the seat), and pin 50 (R-rear) and pin 51
(R-front) of the connector X934;
-
If all listed above is confirmed, the
problem comes from the Software and/or
Hardware. Contact Genie Service.
5. If at least one of the
PARKING BRAKE
value
shown in this screen page is
0
, then check the
following items:
-
the parking brake is engaged. If it is
not engaged and the value is
1
, check
pressure switch X113 (placed on the
parking brake lever)
. Using a multimeter,
verify that the pressure switch X113 is
NO (normal open).
-
If all listed above is confirmed, check
the hydraulic system (see paragraph
“
How to test the brake pedal
” into Repair
Procedure Section).