Resolving errors/Eliminating errors
FAM 5
en-US
Page 102 / 148
BEWA FAM5 4166129a en-us 2019-03-04.docx
2019-03-04
28 Heater motor protection switch
Trigger for the
message:
The motor protection switch for heater Q5 has tripped.
The unit goes into the reset phase and switches off.
Notification only displays for FAM-5-x-x-x-xx-H-x-x-.
Remedy:
Perform the following steps:
S
te
p
Description
1.
Message:
28 Heater motor protection switch
2.
Switch off the unit at the main switch.
3.
Open the control cabinet door and switch the Q5 motor
protection switch back on. Close the control cabinet door and
plug the power plug back in.
4.
Switch the unit on using the main switch and start operation by
pressing the F1 key.
5.
->a. The fault is repeated.
-> proceed to Step 6.
->b. The fault is not repeated.
-> proceed to Step 15.
6.
Measure the consumption of the heater at which the motor
protection switch tripped and compare this against the
specifications on the heater's type label.
7.
->a. If the measured current I <= I
N.
-> proceed to Step 9.
->b. If the measured current I >= I
N.
-> proceed to Step 8.
8.
Replace the defective heater.
-> proceed to Step 9.
9.
Close the control cabinet door. Switch the unit on using the main
switch and start operation by pressing the F1 key.
10.
->a. The fault is repeated.
-> proceed to Step 11.
->b. The fault is not repeated.
-> proceed to Step 15.
11.
Replace the motor protection switch Q5 (heater).
12.
Close the control cabinet door. Switch the unit on using the main
switch and start operation by pressing the F1 key.
13.
->a. The fault is repeated.
-> proceed to Step 14.
->b. The fault is not repeated.
-> proceed to Step 15.
14.
Contact the HYDAC Service Department.
15.
The fault is repaired.
When defective, the heater can be deactivated from the Configuration menu
and the unit can continue operation. See page 73.
Summary of Contents for FAM 5 FluidAqua Mobil
Page 147: ......
