Troubleshooting Guides
600 Series
(Prior to #1810000)
8-15
#3756270 - Revision B - January, 2006
SEALED SYSTEM REPAIR PROCEDURES
Problem What To Do
Non-Operating, Inefficient, Noisy Compressor
(NOTE: To check for a non-operating compressor, a hard start
kit can be used.)
High Side Leak
Low Side Leak
Contaminated Sealed System
Example:
• Burned out compressor
• Excessive moisture from leak at condensate loop
• Excessive moisture from leak in low side
• Plugged capillary tube, etc...
Restriction
(NOTE: If restriction is due to contaminated sealed system, see
Contaminated Sealed System above.)
Overcharge
a. Capture refrigerant.
b. Replace compressor.
c. Replace filter-drier.
d. Evacuate or sweep charge system.
e. Recharge system with Virgin 134a refrigerant.
a. Capture refrigerant.
b. Repair leak.
c. Replace filter-drier.
d. Evacuate or sweep charge system.
e. Recharge system with Virgin 134a refrigerant.
a. Capture refrigerant.
b. Repair leak (if at solder joint) or replace part.
c. Back flush high side of sealed system.
d. Replace compressor.
e. Replace filter-drier.
f. Evacuate or sweep charge system.
g. Recharge system with Virgin 134a refrigerant.
a. Capture refrigerant.
b. Repair leak (if at solder joint) or replace part.
c. Back flush high side of sealed system.
d. Replace compressor.
e. Replace filter-drier.
f. Replace heat exchanger if cap tube is clogged.
g. Install a low side drier on suction line.
h. Evacuate or sweep charge sealed system.
i. Recharge with Virgin 134a refrigerant.
a. Capture refrigerant.
b. Locate and remove restriction or locate and replace part.
c. Back flush high side of sealed system.
d. Replace filter-drier.
e. Evacuate or sweep charge system.
d. Recharge system with Virgin 134a refrigerant.
a. Capture refrigerant.
b. Replace filter-drier.
c. Evacuate or sweep charge system.
d. Recharge system with Virgin 134a refrigerant.