Troubleshooting - Quick Reference Guide - Norcold 1200 Series Service Manual

TROUBLESHOOTING – QUICk REFERENCE GUIDE
Problem
The refrigerator does not turn ON.
The refrigerator does not cool on
AC power.
The refrigerator does not cool
efficiently on AC power.
The refrigerator does not operate
on LP gas.
The refrigerator does not
cool efficiently on LP gas.
Poor or no cooling.
Refrigerator Service Manual
Possible Cause
No 12 VDC power to refrigerator.
Faulty/loose 12 Vdc connections.
F1 fuse in power board open.
No AC power to refrigerator.
F3 fuse in power board open.
AC heater failed open.
Ventilation obstructed.
AC voltage low.
No LP gas.
Incorrect electrode-to-burner gap.
Faulty spark/sense electrode assembly.
Flame sensing circuit failure.
Ventilation obstructed.
Incorrect LP gas pressure.
Dirty burner.
Missing flue baffle.
Flue cap blocked.
Poor ventilation.
Off-level operation.
Dirty burner.
Low AC voltage.
Cooling fan inoperative (if present).
Improper installation.
Incorrect orifice.
Checks/Reference
See page 9.
Check 12 volt DC connections.
Check F1 fuse.
See page 13.
Check F3 fuse.
Check heaters resistance and continuity.
Check enclosure for air flow obstructions.
Check AC voltage input.
Check LP gas supply and valves.
Set electrode to 1/8 to 3/16 in.
Replace spark/sense electrode.
Replace power board. See page 40.
Check enclosure for obstructed air flow.
Set gas pressure to 10.5 to 11.5 in. w.c.
Clean burner. See page 27.
Replace flue baffle. See page 27.
Clear flue cap. See page 27.
Check enclosure for obstructed air flow.
Level unit. See page 32.
Clean burner. See page 28.
Check AC voltage input.
Test fan operation.
Check installation. See pages 19-23
and 1200 Installation Manual.
Install correct orifice (see Specifications).
1200XX/120X-IMXX Models
5