Rational SCC Series

175
Trouble shooting CM
Edition 10-2008a
CHnG POL (check polarity)
For ame monitoringL1 mains must be connected with correct polarity
Indication
„CHnG POL“
Check power connection for cor-
rect polarity, colour code:
Live = brown or black
Neutral = blue
Indication „rES“ (=reset)
Reason:
No ame sensing after ignition
Indication „rES“
NO
Does the connected gas
type comply with the gas type
on the name plate ?
Open gas supply
Switch on ventilation
- Convert unit to connected gas
type.
- Follow instruction of training
manual
Attention:
Carry out  ue gas analysis
Press reset key, if after several
attempts unit still is not working
YES
Gas supply open?
External Ventilation system?
- Cross section of the das sup-
ply pipe is to small
- Flow gas pressure is to low
Reset only in case all
gas appliances of the kitchen
are switched on??
Install suf cient supply pipe,
increase gas pressure
Check ignition-electrode, -cable,
-box and gas valve.
YES
NO
YES
NO