Huvema CRDM 3050 x 16/1, Руководство по эксплуатации

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58
Symptom Possible cause Remedy
Spindle
does not
rotate.
1. The switch disconnects.
2. Thermalrelay FR1 overheat or
trip.
3. Low voltage.
4. Control loop has fault
5. Motor has fault.
6. Short circuit in line cord or plug.
1. Connect the switch.
2. Reset relay by pushing the reset button after
it is cool or replace the new one.
3. Check power supply for proper voltage.
4. Check control loop and eliminate fault.
5. Check motor and eliminate fault or replace
the new motor.
6. Inspect cord or plug for insulation and
shorted wire and replace extension cord.
Elevation
of cross
arm has
fault.
1. The switch disconnects.
2. Control loop has fault.
3. Motor has fault.
1. Connect the switch.
2. Check control loop and eliminate fault
according to wiring diagram.
3. Check motor and eliminate fault or replace
the new motor.
Clamp or
looseness
of
hydraulic
pressure
has fault.
1. The switch disconnects.
2. Thermal relay FR2 overheat .
3. Control loop has fault.
4. Mechanism or oil way has fault.
1. Connect the switch.
2. Reset relay by pushing the reset button after
it is cool or replace the new one.
3. Check control loop and eliminate fault
according to wiring diagram.
4. Check mechanism or oil way parts and
eliminate fault.
Cooling
system
has fault
1. The switch disconnects.
2. Control loop has fault.
1. Connect the switch.
2. Check control loop and eliminate fault
according to wiring diagram.