Bosch MT 10 Service Manual download pdf (Page 24)

Troubleshooting

6 720 617 760 (2008/09)

6Troubleshooting

If the boiler has developed a fault, the display will show, for exam-

ple, EA. E. Here, EA means a boiler fault; the full stop . means an

external fault; E means error (= fault).

If the FR 10 has developed a fault, the display will show, for exam-

ple, 03 E.

Here, 03 refers the the fault number at the FR 10 and E stands for

error (= fault):

B Contact your installer.

If several faults are active, the fault with the highest priority is dis-

played.

Display Cause Remedy (by installer)

01 E Boiler no longer reporting. Check codes and connection of

BUS subscribers.

Incorrect BUS subscriber

connected.

Replace incorrect BUS sub-

scriber.

02 E Internal fault. Replace FR 10.

03 E Temperature sensor in

FR 10 faulty.

Replace FR 10.

11 E New BUS subscriber rec-

ognised.

Check and adjust configuration.

12 E BUS subscriber IPM miss-

ing.

Check codes and connection of

BUS subscribers.

13 E BUS subscriber changed

or replaced.

Check and adjust configuration,

codes and connections.

14 E Inadmissible BUS sub-

scriber connected.

Remove inadmissible BUS sub-

scriber.

AE. E

...

Boiler fault. Correct the fault in accordance

with the details in the boiler doc-

umentation.

Tab. 4

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Bosch MT 10 Service Manual Page 24

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