Troubleshoot; Main Unit - TAWI CR80 User Manual And Spare Parts List

7 Troubleshoot

This chapter provides information on how to investigate or rectify problems that may occur. Actions
marked with (*) must be carried out by TAWI or a TAWI authorised service technician.

Main unit

Problem Likely caused by
Main switch is turned off.
Emergency stop is engaged.
Batteries need charging.
Batteries are drained.
Charger is damaged.
Overload protection is activated.
Limit switches are broken/damaged.
No signal from joystick.
No signal from on/off board.
Wires or connections are loose in
battery pack.
Fuse has tripped.
Circuit board damaged.
Batteries are weak.
Excessive friction in sleigh.
Belt have been wound up in wrong
direction on belt roll
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Manual CR80 GB update 2019.indd 26
Action required
Move joystick up/down
Disengage the emergency stop.
Charge batteries according to manual.
Change batteries.*
Check if charger supplies correct voltage, if not re-
place charger.*
Reduce load to max stated capacity.
Check functions of limit switches, replace if needed.*
Check if the joystick or connection cable are damaged.
Replace if necessary.
Check signal from the on/off board. Replace if
neccessary.
Check wire connection on batteries. Connect if
necessary.
Check fuse, replace if broken.
Replace circuit board.*
Charge batteries according to manual.
Check if sleigh moves smoothly upwards with manual
force, if jammed, contact a TAWI authorised service
technician.*
Wind up belt in correct direction
See page 17.
2019-09-11 14:18:44