Troubleshooting And Servicing Guide - Continental Refrigerator 102004 Operator's Installation And Instruction Manual

PROBLEM
Condensing unit will
not start - no hum.
Condensing unit will
not start - hums but
trips on overload
protector.
Condensing unit
starts and runs, but
short cycles on over-
load protector.
Condensing unit
starts, but fails to
switch off of "start"
winding.

TROUBLESHOOTING AND SERVICING GUIDE

PROBABLE CAUSE
1.Line Disconnected, Switch Open.
2.Fuse Removed Or Blown.
3.Overload Protector Blown.
4.Control "Off" Due To Cold Location.
5.Control Stuck In Open Position.
6.Wiring Improper Or Loose.
1.Improperly Wired.
2.Low Voltage To Unit.
3.Starting Capacitor Defective.
4.Relay Failing To Close.
5.Compressor Motor Has A Shorted Or Open
Winding.
6.Internal Mechanical Trouble In Compressor.
7.Insufficient Air Supply.
1.Additional Current Passing Through Overload
Protector.
2.Low Voltage To Unit.
3.Overload Protector Defective.
4.Run Capacitor Defective.
5.Excessive Discharge Pressure.
6.Excessive Suction Pressure.
7.Insufficient Air Supply.
1.Improperly Wired
2.Low Voltage To Unit.
3.relay Failing To Open.
4.Run Capacitor Defective.
5.Excessively High Discharge Pressure.
6.Compressor Motor Has A Shorted Or Open
Winding.
7.Internal Mechanical Trouble In Compressor.
CORRECTION
1.Close Start Or Disconnect Switch.
2.Replace Fuse.
3.Determine Reason And Correct/
Replace.
4.Relocate Control.
5.Repair Or Replace Control.
6.Check Wiring Against Diagram.
1.Check Wiring Against Diagram.
2.Determine Reason And Correct.
3.Determine Reason And Replace.
4.Determine Reason And Replace.
5.Replace Compressor.
6.Replace Compressor.
7.Clear Condenser & Allow
Compressor To Cool Down.
1.Check Wire Diagram. Check For
Added Components Connected To
Wrong Side Of Overload Protector.
2.Determine Reason And Correct.
3.Check Current, Replace Protector.
4.Determine Reason And Replace.
5.Check Ventilation, Restrictions In
Cooling Medium Or Refrig. System.
6.Check For Misapplication.
7.Clear Condenser & Allow
Compressor To Cool Down.
1.Check Wiring Against Diagram.
2.Determine Reason And Correct.
3.Determine Reason And Replace.
4.Determine Reason And Replace.
5.Check Discharge Shut-Off Valve,
Possible Overcharge.
6.Replace Compressor.
7.Replace Compressor.
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