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62-11175 COMFORTPRO SERVICE MANUAL
2-4
COMFORTPRO AIR CONDITIONING OUTDOOR AMBIENT TEMPERATURE AND
PRESSURE CHART
OUTDOOR TEMPERATURE
70°F
95°F
110°F
SUCTION PRESSURE
20 PSI
35 PSI
45 PSI
DISCHARGE PRESSURE
110 PSI
175 PSI
225 PSI
OVERALL CURRENT
5-9 AMPS 9-12 AMP 12-15 AMP
Note: A/C - High
Measure at 120 volt teck cable
FAN ONLY AMP READING
FAN LOW
1.2-1.5 AMP
FAN HGH
1.8-2.2 AMP
If both suction and discharge pressure is lower than the chart,
the system is undercharged.
If both suction and discharge pressure is higher than the chart,
the system is overcharged.
6.
Check the refrigerant charge level:
• Install the A/C gauges as shown in the ComfortPro Installation
Manual. Operate the A/C on high.
• Refer to chart below for high and low reference pressure.
If level is not ok, recover and recharge the A/C system with the
correct amount of refrigerant as shown on page 2-1.
7.
Check the CCU drain:
For damage and that it operates correctly.