Observation:
FAULT CODE NOT PRESENT RETURN TO SELECTION PAGE
Select appropriate error code:
Select appropriate error code:
| CODE / | FAULT DESCRIPTION | CODE / | FAULT DESCRIPTION |
| F1 | IGNITION LOCKOUT | F13 | PCB MEMORY OR SENSING FAULT |
| F2 | FAN FAULT | F14 | GAS VALVE FAULT |
| F3 | FAN / WIRING FAULT | F15 | EBUS VOLTAGE FAILURE |
| F4 | FLAME GOES OUT | F22 | LOW WATER / NO TEMP RISE |
| F5 | OVERHEAT | F25 | TEMP DIFFERENTIAL FAULT |
| F6 | FLOW THERMISTOR | F43 | GENERIC ERROR |
| F9 | NO PRESSURE RISE DETECTED | F70 | INVALID DSN |
| F10 | RETURN THERMISTOR | F73 | PRESSURE SENSOR |
| F11 | FLOW OR RETURN THERMISTOR | F77 | CONDENSATE PUMP |
| SE | SERVICE DUE | ER | COMMUNICATION FAULT |
