Troubles, Causes And Troubleshooting - Frank FH 711 TCC Operating Instructions Manual

10. Troubles, causes and troubleshooting

Trouble
Machine is not running
or switches off during
operation
Possible cause
No current; low-voltage
Fine fuse blown
ON-OFF/Motor protective
switch defective
Batteries in spray gun are used
up
Control electronics of the spray
gun defective
Interruption of the control wire
between receiver and insulat-
ing piece on the high pressure
hose connection on the chassis
Defective insulation between
high pressure hose and chassis
Using a wrong high pressure
hose
High pressure hose, longer
than 20 m, lies on a very dirty
ground, weak signal
Solder seam on battery holder
of the spray gun torn
Corrosion on battery holder
inside of the battery housing
caused by leakage in the bat-
tery cap of the spray gun
Receiver defective
45
What to do about it
Have an expert: check the
fuse of the local installation
and control fuses in the circuit
box of the machine, replace if
necessary; check supply cable,
wall socket and voltage
Have an expert check the
cause and replace the fuse
Have an expert replace the
switch
Change batteries, type E-block
9 V
Have spray gun replaced by an
expert
Have an expert make a wire
connection
Remove defective insulation
Use allowed high pressure
hose: electrical resistance
between the two metallic hose
ends must be maximum 1 Ohm
Use grey high pressure hose
having a well insulated hose
jacket
Have solder seam repaired by
an expert, soft solder
Have an expert replace the
battery holder, seal the bat-
tery cap in accordance to the
regulations, if necessary, have
the O-ring for battery sealing
replaced
Have receiver replaced by an
expert
UK