Convotherm OEB Series Service Handbook page 107

Service manual OEB/OES/OGB/OGS
O O O O
E
Error-
E E G G
message
T
B S B S
   
E03.32-
xxx-yyy
   
E03.128-
xxx-yyy
   
E03.zzz-
xxx-yyy
    
E04.xxx
ID36
   
E05.xxx
ID 52
injection
without
gas
modul
Units
with gas
modul:
ID52
5_00e Troubleshooting list_L
Error description
reporting a speed, 
deleted from software

xxx

Just SAWI Frequency
converter



Error frequency
converter 2 (for
bottom motor)






Just SAWI Frequency
converter


Communication failure

between CM and GM
or between GM and
FC
Just SAWI Frequency
For an explanation of the parameter xxx-yyy-zzz see the end
converter
of 5.1  page 9
Other error variants
Auxiliary fan fault

Motor current too high

etc.: threshold of 1.5A

(V1-V2)
No gas (after 2 ignition

attempts no confirmed

gas flame)
INFO:

Compatibility between
SM and GM
SM Hardware Version
2 and higher / later.
GM Software Version
7 or higher / later


4/27
possible cause or remedy
FC dirty
For an explanation of the parameter xxx-yyy-zzz see the
end of 5.1  page 9
Mains voltage supply has faults, possibly also
undervoltage
Frequency converter defective
FC dirty
Wiring space temperature too high (but E02 is not being
displayed yet  Check wiring space cooling
Check operation of auxiliary fan
Fan blocked or wrong motor
Motor defective
FC defective
For an explanation of the parameter xxx-yyy-zzz see the
end of 5.1  page 9
Check cable connection GM too FC
FC defective
GM defective
For an explanation of the parameter xxx-yyy-zzz see the
end of 5.1  page 9
Auxiliary fan defective
Auxiliary fan wiring interrupted
Auxiliary fan blocked
No gas or fault in burner system
Glow igniter defective (measure current > 1,3A)
Glow insert displaced in metal housing (replace glow
igniter)
Ionisation electrode defective
- Short circuit monitoring electrode (
observe ignition of the burner in the start phase;
if flame was present: monitoring
circuit is the cause!) Watch out for
short circuit between cable and housing in particular!
- Burner stocking braid has a short circuit to earth to
the ionisation electrode
- Ionisation electrode cable is resting on earth
(in the burner or on motor cover)
Air in gas pipe
Gas tap closed
2013-01-30