Power Source Powered, Led A Lit , Fan (9) Stopped; Power Source Powered, The Signals Do Not Indicate Correct Values - Elettro CF PLASMA 36 Service Manual

ELETTRO CF s.r.l.
3.3.2 - Power source powered, led (A) lit, fan (9) stopped.
FAN (9) TEST.
Fan (9) fast-on terminals = 230 Vac, approximately, after closing switch (24).

 Make sure that there are no mechanical impediments blocking the fan (9).
 Replace the fan (9).
 Check the wiring between fan (9) and connector J2 and J3 on power board (8).
 Check the presence of 230V approx. on switch (24).
 Check the switch (24) and replace if defective.
3.3.3 – Power source powered, the signals do not indicate correct values.
LED (D) steady lit, insufficient air.
- Carry out the compressor test, see par. 3.3.5.
LED (C) steady lit, thermal protection.
- Check the working conditions of thermostat and replace if defective.
- Replace the power board (8).
LED (B) steady lit, power source blocked.
This indicator indicates that the power source is in an analysis phase, in the first 5 seconds
after closing the switch (24), or, thereafter, is blocked due to a hazardous condition. Check
the value of supply voltage.
If previous steps have not solved the problem, replace the power board (8).
Correct?
NO
YES
8
01/11/16