36
Maintenance
Meaning of fault indications and possible measures to remedy faults, continued
Indication on remote control
Description of fault
Possible cause
Recommended measures
to remedy fault
Symbol
15
lights
Machine cannot be
Mains voltage outside
– Check the electric supply
switched on
the permissible range
voltage (turn switch 1 to "start”).
– Have the electric supply and
connection checked by an
authorized electrician.
– Have the fault repaired by Hilti
Service.
Symbol
15
No fault
Electric supply voltage outside – Check the electric supply
lights briefly
the tolerance range
voltage (turn switch 1 to "start”).
during operation
– Have the electric supply and
connection checked by an
authorized electrician.
– Have the fault repaired by Hilti
Service.
Symbol
13
and
15
Break in communication
Cable or plug connections
– Check the remote control
light
between the remote control
dirty or damaged
cable and plug connections.
unit and saw head
– Replace the remote control unit.
– Have the fault repaired by Hilti
Service.
Symbol
13
lights and
Machine has switched
Saw head has drawn
– Incorrect operation / misuse.
"8888” is shown in
itself off
excessively high current due to
display
16
overload
No error indicated
Advance motor or main
Motor speed sensor out of
– Have the fault repaired by Hilti
motor runs only slowly
adjustment or defective
Service.
No symbols light,
Saw is connected and main
Faulty electric supply
– Disconnect the electric supply
no display
switch "on" but display on
connection
and have the connection
remote control unit remains
Electric supply, saw or
checked by an authorized
inactive
remote control unit defective
electrician.
– Replace the remote control unit.
– Have the fault repaired by Hilti
Service.
Symbol
18
lights
Service is due
A preventative service should
– Have the service carried
(service interval)
be carried out every 100 hours
out as recommended.
in order to ensure trouble-free
operation.
Error
Er00
Malfunction
Remote control unit not
– Check compatibility and
compatible with the saw head
replace the remote control unit
with a suitable type.
Error
Er01
Malfunction
Fault in electrical connection
– Check the plug connections
between remote control unit
and cable.
and saw head
– Clean the contacts and have
any damage repaired
– Replace the remote control unit.
– Have the fault repaired by Hilti
Service.
Error
Er03
Malfunction
Fault in electrical connection
– Check the plug connections
between remote control unit
and cable.
and saw head or remote
– Clean the contacts and have
control electronics defective
any damage repaired
– Replace the remote control unit.
– Have the fault repaired by Hilti
Service.
3.2
Er00
Er01
Er03