Incorrect Function; Notes - Chaffoteaux & Maury Britony SE 80 Nat Operating Instructions Manual

12

Incorrect Function

Incorrects functions is signalled by leds (rep 22) display flashing correspond with chart below.
CODE
30 40 50 60 70
H H H H H H H H H H
H H H H H H H H G G
H H H H H H H H G G
H H H H H H G G H H
H H H H H H G G H H
H H H H H H G G G G
H H H H G G H H H H
H H H H G G H H G G
H H H H G G H H G G
H H H H G G G G H H
H H G G H H H H H H
H H G G H H G G H H
H H G G H H G G G G

Notes

FAULT
80
G G
Overheat sensor switch open.
H H
Overheating defect without lock out.
G G
No flame detection.
H H
Ionisation printed circuit board faulty.
G G
Antifrost mode on (pump in operation).
H H
Antifrost mode on (burner and pump in operation).
G G
Domestic hot water thermistor faulty (open circuit).
H H
Domestic hot water thermistor faulty (short circuit).
G G
Central heating thermistor flow faulty (open circuit).
H H
Central heating thermistor flow faulty (short circuit).
G G
Low water pressure in the Central Heating circuit.
G G
Fan on but does not activate air pressure switch.
H H
Fan off but air pressure switch fails to return to off position.
15