Error messages / troubleshooting
FAM 25/45/60/75/95
en(us)
Page 137/160
BEWA FAM25-95 3402054f en(us) 2013-06-13
2013-06-13
Step
Description
1. Message:
26. Heater safety thermostat triggered.
2.
Check whether the safety thermostat has tripped.
The factory setting is 95°C.
3.
->a. The safety thermostat has
triggered.
-> proceed to Step 4.
->b. The safety thermostat has not
triggered.
-> proceed to Step 10.
4.
Reset a safety thermostat.
See page 136 for details.
5.
->a. Safety thermostat reset.
-> proceed to Step 7.
->b. Safety thermostat reset not yet
possible after 3 hours.
-> proceed to Step 6.
6.
Replace the safety thermostat on
the heater.
-> proceed to Step 18.
7.
To reset the fault, press the F3 button.
8.
->a. Error reset
-> proceed to Step 21.
9.
->b. Resetting fault not possible.
-> proceed to Step 10.
10.
Switch off the FAM at the main switch. Pull power plug.
11.
Check the safety thermometer cable up to the PLC.
->a. The cable is defective.
-> proceed to Step 17.
12.
->b. The cable is not defective.
-> proceed to Step 13.
13.
Replace the K7 relay.
14.
Plug the power plug back in. Switch on the FAM at the main switch and
start operation by pressing the F1 key.
->a. The fault is repeated.
-> proceed to Step 16.
15.
->b. The fault is not repeated.
-> proceed to Step 21.
16.
The PLC is faulty.
-> proceed to Step 20.
17.
Replace the cable and/or plug.
18.
Plug the power plug back in. Switch on the FAM at the main switch and
start operation by pressing the F1 key.
->a. The fault is repeated.
-> proceed to Step 13.
19.
->b. The fault is not repeated.
-> proceed to Step 21.
20.
Contact the HYDAC Service Department.
21.
The fault is repaired.