Trane Horizon OABD108 Series - Page 58

Alarms and Troubleshooting
58 OAU-SVX005C-EN
LED Display
Initiate Standby Start Time Purge
PFEP
7
4-10 Sec.
MFEP Run
Post Purge
6
15-Sec
Standby
Power Power Power Power
Pilot
Flame
Main
Alarm
Power
Pilot
Flame
Main
Alarm
Power
Pilot
Flame
Main
Alarm
Power
Pilot
Flame
Main
Alarm
Power
Pilot
Flame
Main
Alarm
Power
Pilot
Flame
Main
Alarm
Burner Start
6 etoNrotoM rewolB/renruB
Ignition
8
Ignition/Pilot
Main Valve
2nd Stage Main
Operating
Controls and
Interlocks
Limits and Burner Controller Closed to
Airflow Switch Check
5
CSFA ot desolC kcolretnI tuokcoL
CSSgnivorP emalFkcehC tratS efaSlangiS emalF
4
10
8
9
L1 6
6 7
21