TAWI Mobile Order Picker User Manual page 36

7 • TROUBLESHOOT
Problem Likely caused by
Main switch is turned off.
Motor circuit breaker has tripped.
PTC relay has tripped
The battery level of the remote
control is low
Main switch is turned off.
Emergency stop is engaged.
foot safety switch has tripped
Batteries need charging.
Batteries are drained.
Charger is damaged.
No signal from control panel.
Wires or connections are loose in
battery pack.
fuse has tripped.
Mother board is damaged.
Control board is damaged.
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Action required
Turn main switch on.
Check electrical parts and reset circuit breaker.
Let the vacuum pump cool down and verify that air
flow is sufficient. Reset the PTC relay.
Replace batteries.
Turn main switch on.
Disengage the emergency stop.
Disengage foot safety switch
Charge batteries according to manual. See Charge
battery on page 25
Change batteries.*
Check if charger supplies correct voltage, if not
replace charger.*
Check signal from the control panel to circuit board.*
Check wire connection on batteries. Connect if
necessary.
Check fuse, replace if broken. Make sure to install
correct size and type of fuse. Wrong fuse can cause
damage on unit.
Replace mother board.*
Replace the control panel.*