0206.GB
E 22
6 Troubleshooting
This chapter enables the user to identify and rectify basic faults and the effects of
incorrect operation. When trying to locate a fault, proceed in the order shown in the
table.
Fault Possible cause Action
Truck does not
start.
– Battery not connected – Check battery plug and plug in if
necessary.
– Safety gates open – Close the safety gates
– EMERGENCY
DISCONNECT switch
pressed
– Unlatch EMERGENCY
DISCONNECT switch
– Keyswitch in “0”
position
– Set key switch to “I”
– Battery charge too low – Check battery charge, charge battery
if necessary
– Foot switch not
pressed
– Press foot switch
– Fuse blown – Check fuses
– Travel cutout activated – Press travel cutout bypass switch
(charge battery)
– Travel cutout activated
via aisle end safety
device
– Switch off automatic traction
controller and re-align truck with
guidance wire.
– Chains slack – Bypass chain slack safety device
Load cannot be
lifted
– Truck not operational – Carry out all measures listed under
“Truck does not start”
– Battery charge too low,
lift cutout
– Check battery charge, charge battery
if necessary
– Insufficient hydraulic
oil
– Check hydraulic oil level and if
necessary replenish
– Fuse blown – Check fuses
Rapid travel
disabled
– Main Lift / Aux. Lift
raised above 0.5m
– Lower Main Lift / Aux. Lift below 0.5m
– WG search mode
activated
– Align truck or turn off WG mode
– No test run performed – Perform lifting and lowering
Truck cannot be
steered
– Truck not operational – Carry out all measures listed under
“Truck does not start”
– Narrow aisle mode
switch pressed
– Switch off narrow aisle travel function
0206.GB
E 22
6 Troubleshooting
This chapter enables the user to identify and rectify basic faults and the effects of
incorrect operation. When trying to locate a fault, proceed in the order shown in the
table.
Fault Possible cause Action
Truck does not
start.
– Battery not connected – Check battery plug and plug in if
necessary.
– Safety gates open – Close the safety gates
– EMERGENCY
DISCONNECT switch
pressed
– Unlatch EMERGENCY
DISCONNECT switch
– Keyswitch in “0”
position
– Set key switch to “I”
– Battery charge too low – Check battery charge, charge battery
if necessary
– Foot switch not
pressed
– Press foot switch
– Fuse blown – Check fuses
– Travel cutout activated – Press travel cutout bypass switch
(charge battery)
– Travel cutout activated
via aisle end safety
device
– Switch off automatic traction
controller and re-align truck with
guidance wire.
– Chains slack – Bypass chain slack safety device
Load cannot be
lifted
– Truck not operational – Carry out all measures listed under
“Truck does not start”
– Battery charge too low,
lift cutout
– Check battery charge, charge battery
if necessary
– Insufficient hydraulic
oil
– Check hydraulic oil level and if
necessary replenish
– Fuse blown – Check fuses
Rapid travel
disabled
– Main Lift / Aux. Lift
raised above 0.5m
– Lower Main Lift / Aux. Lift below 0.5m
– WG search mode
activated
– Align truck or turn off WG mode
– No test run performed – Perform lifting and lowering
Truck cannot be
steered
– Truck not operational – Carry out all measures listed under
“Truck does not start”
– Narrow aisle mode
switch pressed
– Switch off narrow aisle travel function