CONTENTS
FAULTY COMPONENTS
HEATING AND AIR COND.

AIR CONDITIONER NOT COLD ENOUGH

CONDITION(S)

• AIR CONDITIONER BLOWS AIR, BUT IT IS COOL, NOT COLD
• SIGHT GLASS IS CLOUDY OR SHOWS BUBBLES

POTENTIAL CAUSE(S)

CHECK THESE FIRST:

1. EVAPORATOR CLOGGED WITH LINT, DUST, OR RESIDUE
Have evaporator professionally serviced.

2. CLOGGED RECEIVER-DRIER SCREEN
Have receiver-drier screen professionally serviced.

3.CLOGGED CONDENSER FINS
Clean condenser fins.

4. MOISTURE IN SYSTEM
Have refrigerant professionally replaced and any leaks repaired.

CHECK THESE NEXT:

5. DEFECTIVE OR MALADJUSTED EVAPORATOR CONTROL VALVE
Have evaporator control valve professionally serviced.

6. FAULTY EXPANSION VALVE
Have expansion valve professionally replaced.

7. SLIPPING COMPRESSOR CLUTCH
Have compressor clutch professionally serviced.

CHECK THESE LAST:

8. BLOWER MOTOR SLUGGISH
Have blower motor professionally replaced.

9. OUTSIDE AIR VENTS OPEN
Have air vents professionally repaired.

10. IMPROPERLY SET SERVICE VALVES
Have service valves professionally set.

CONTENTS
AIR CONDITIONER RUNS TOO COLD
AIR CONDITIONER NOT COLD