ermaf TR 75, Operating Instructions Manual

GB-17

D

GB

F

NL

I

E

  • 

 The heater is too close to other heaters, see 

page 2 (Installation).

 ! 

 Incorrect CO

2

 value. The heater is not correctly 

set.

  • 

 Adjust the heater, see page 9 (Adjusting the 

heater).

 ?   Fault code 

C.

 and 

9

 flash alternately and the 

light is red?

 ! 

 Temperature sensor incorrectly connected.

  • 

 Check contact at plug X22.

 ! 

 Temperature sensor is below -30°C.

 ! 

 Temperature sensor defective.

  • 

 Replace the temperature sensor.

 ?  Fault code 

E.

 and 

1

 flash alternately?

 
 ! 

 The remote reset input is defective.

  • 

 If you use the remote reset input, contact your 

supplier.

 ?   Fault code 

E.

 and 

2

 flash alternately and the 

light is red?

 ! 

  An adjustable parameter and the CRC check are 

not the same. The parameters are implausible.

  • 

 Order a new BCC. Contact your supplier.

▷

Reset is only possible by pressing the RESET 
button on the burner control unit or using the 
remote reset if there is one.

 ?   Fault code 

E.

 and 

3

 flash alternately and the 

light is red?

 ! 

 A fixed parameter and the CRC check are not 

the same. The parameters are implausible.

  • 

 Order a new BCC. Contact your supplier.

▷

Reset is only possible by pressing the RESET 
button on the burner control unit or using the 
remote reset if there is one.

 ?   Fault code 

E.

 and 

4

 flash alternately and the 

light is red?

 ! 

 Limits for fixed parameters not observed.

  • 

 Order a new BCC. Contact your supplier.

 ?   Fault code 

E.

 and 

5

 flash alternately and the 

light is red?

 ! 

 The BCC is not connected.

  • 

 Connect the BCC to the printed circuit board.

 ?   Fault code 

E.

 and 

6

 flash alternately and the 

light is red?

 ! 

 An incorrect BCC is connected. The BCC must 

be compatible with the TR 75.

  • 

  Remove the BCC and connect the correct BCC 

to the printed circuit board, see page 7 (Burn-
er Chip Card (BCC)).

 ?  Fault code 

E.

 and 

8

 flash alternately?

 ! 

 Programming mode is active.

  • 

 As soon as Programming mode has been de-

activated, the display will go out.

 ?  Fault code 

E.

 and 

9

 flash alternately?

 ! 

 Internal electronics fault.

  • 

 Remove the BCC and send it to your supplier.

 ! 

 Fuse defective.

  • 

 Check external fuse F1 (8 A).

 ?   Fault code 

U.

 and 

1

 flash alternately and the 

light is red?

 ! 

  Voltage supply is below the limit (programmable 

limit, e.g. < 160 V).

  • 

  Ensure that adequate mains voltage is supplied.