MALFUNCTION
High discharge pressure
Low discharge pressure
High intake pressure
Intake pressure
34
English 07/03
CAUSE
High external air temperature
High internal air temperature
Excessive refrigerant content
External condenser clogged
Insufficient air flow to condenser
Faulty fan control
Insufficient gas content
Low external condenser air temperature
Faulty fan control
Thermostatic expansion valve faulty or open
Low external air temperature
REMEDY
Check
Check fan operation
Check pump operation
Check
Check
Check
Check
Check
HCAT TE - HCAN TE