Convotherm OEB Series Service Handbook page 105

Service manual OEB/OES/OGB/OGS
O O O O
E
Error-
E E G G
message
T
B S B S
    
E02.0
ID24
   
E03.xxx
ID72
Fan
above
ID73
Fan
below
  
E03.xxx
ID72 at
Injection
model
without
Gas
modul
ID35 at
units with
Gas
modul
   
E03.1-
xxx-yyy
5_00e Troubleshooting list_L
Error description
Over temperature in 
the wiring space:
about 80°C for more

than 20 sec. at

electronic > 45°C. The

Ventilator is turned on.
Fan runs permanently
in the Gas and Mini.
(at Mini P3 electronic
has a overrun of 15
min.)
Fan malfunction 
(Excessive

temperature in the
motor winding)
 Thermoprotection
contact has triggered


for units with Altivar
FU, see 5.10.2


Fan malfunction

(Excessive
temperature in the
motor winding)
 Thermoprotection
contact has triggered
for units with Altivar
FU, see 5.10.2







Just SAWI Frequency 
converter
Temperature of the
2/27
possible cause or remedy
Vent slits blocked by an inadequate space between
appliance and wall
Air supply blocked
Minimum distance to heat sources not observed
+ and - of the 12 V auxiliary fan reversed
Fan motor has excessive temperature in the winding
One phase is missing from the power connection
b) Fan motor defective
c) One phase is not connected through from the contactor
d) Miniature fuse F10 (6.3 A or 10 A for floor models)
has tripped
e) Thermoprotection contact in the motor winding
(bimetal) defective or interrupted
f) Motor condenser defect ( if available)
g) Contact problem of connection wires of the motor
Fan motor has excessive temperature in the winding
(over 165°C)
a) One phase is missing from the power connection
b) Fan motor defective
c) One phase is not connected through from the
contactor
d) Miniature fuse F10 (6.3 A or 10 A for
floor models) has tripped
e) Thermoprotection contact in the motor winding
(bimetal) defective or interrupted
Motor speed is not reached (if monitored)
Speed sensor defective on the engine (if available)
Frequency converter defective (for single phase)
SAWI Frequency converter (FC) (= all 1 NPE units)
Old hardware FC (especially Units before 1.10.04
without gas modul!)
Replace FU (5014001) (current as HW 26.11.2004 / SW
1.2!)
Software CM and OM bring to the current stand (2.13 or
a higher stand
Fan motor has excessive temperature in the winding
(over 165°C)
a) One phase is missing from the power connection
b) Fan motor defective
2013-01-30