AE5881/AE5882/AE5883
34
5 Normal operation with unsatisfactory effect
6 Faulty automatic drain system
Chapter VII
After-sales service
If the equipment cannot work normally during use, the customer can come to the SATA designated dealer for repair. The repair is charged
in accordance with the standard specified in the SATA after-sales repair price list.
Symptom
Cause
Troubleshooting
Too low indication of evaporation
pressure (evaporation temperature)
Faulty evaporation temperature gauge (low-
pressure gauge)
Replace the evaporation temperature gauge
(low-pressure gauge)
Faulty hot air bypass valve
Replace the hot air bypass valve
Expansion valve blocked
Replace the expansion valve
Two low setting of temperature switch or
pressure switch
Re-adjust the setting
The fan keeps running
Replace if the pressure switch or temperature
switch is faulty
Refrigerant leakage
Locate the leak point and add refrigerant
Too high indication of evaporation
pressure (evaporation temperature)
Too high air inlet temperature
Install a pre-cooler
High ambient temperature
Improve the ambient temperature or choose a
well ventilated area
Fault in hot air bypass valve
Adjust or renew the hot air bypass valve
Condenser blocked
Cleaning
Large air volume
Redesign the match
Refrigerant compressor intake and exhaust
valves worn
Replace the compressor
Symptom
Cause
Troubleshooting
Poor drainage
Operating pressure below 1.5kg/cm2
The normal operating pressure of the
automatic drainer is 2~10kg/cm2
Drain valve damaged
Replace the drain valve
Tilted or damaged drainer
Correct and fix or replace the drainer
Drainer filter blocked
Clear
Too high operating pressure
Please follow the rated pressure of the
automatic drainer
Drainer outlet blocked
Clear
ES
PT
JA
RU
EN
DE
KO
中文
AE5881-5883八国语言-200621.indd 34
AE5881-5883八国语言-200621.indd 34
2020/6/23 19:41:20
2020/6/23 19:41:20
