Riello RX 70 S/PV Instrucciones De Instalación, Uso Y Mantenimiento página 19

FAULTS
Burner starts with an
ignition delay.
The burner does not
pass through the pre-
purging and locks out.
6.2 TROUBLE DURING OPERATION
FAULTS
B u r n e r l o c k s o u t
during operation.
3350
PROBABLE CAUSE
Ignition electrode is wrongly posi-
tioned.
Air output is too high.
Valve not open enough with insuffi-
cient gas allowed through.
Flame is detected.
PROBABLE CAUSE
Valve lets too little gas through.
Valve is defective.
Probe has ground fault.
Flame disappears four times.
SUGGESTED REMEDY
Adjust properly as indicated herein.
Set the air output according to the
instructions of this manual.
Set correctly.
Valve defective: replace.
SUGGESTED REMEDY
Check supply grid pressure and/or ad-
just valve as indicated herein.
Replace.
Check right position and, if necessary,
adjust as indicated herein.
Clean or replace ionisation probe.
Check gas supply grid pressure and/or
adjust valve as indicated herein.
18 GB