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Troubleshooting · HeilHeil N96MSN1002120A 25.3Twinned units are not identical; program numbers do not match
Troubleshooting · HeilHeil N96MSN0601716A* 21.124VAC sensed on gas valve when it should not be
Troubleshooting · HeilHeil N96MSN1002120A* 34.1Ignition fault - during four consecutive ignition trials
Troubleshooting · HeilHeil N96MSN0401712A*D 45.1Control failure - flame circuit fault, memory mismatch or sequence error
Troubleshooting · HeilHeil N96MSN0401712A**D 21.124VAC sensed on gas valve when it should not be
Troubleshooting · HeilHeil N96MSN0401410A*D 32.1Open Main pressure switch (LPS)
Troubleshooting · HeilHeil N96MSN1002120A*D 14.1Ignition lockout - after 4 consecutive ignition tries
Troubleshooting · HeilHeil N96MSN0601412A**D 25.4Main program invalid, using backup program to operate
Troubleshooting · HeilHeil N96MSN1202422A 13.1Limit lockout - switch open longer than 3 minutes in Main Limit circuit
Troubleshooting · HeilHeil N96MSN1002120A**D 12.1W on at power up
Troubleshooting · HeilHeil N96MSN0801716A**D 45.1Control failure - flame circuit fault, memory mismatch or sequence error
Troubleshooting · HeilHeil N96MSN0401712A**D 46.1Momentary loss of power