Parker Hiross ATT Serie Manual De Uso página 29

High pressure by
Pressure Switch
No
Yes
Cooling air high
Decrease cooling air
temperature
temperature
No
Yes Decrease com-
Excessive thermal load pressed air quantity
temperature
No
Yes
Condenser dirty or Clean
obstructed condenser
No
Replace
Yes
Fan pressure switch
pressure switch
(PV) not set
Z
No
Yes
Substitute ETV
ETV liquid closed
Z
No
No refrigerant
Yes
recharge
Low current absorption
Z
No
Fan pressure switch
(PV) not set
No
Excessive thermal load
High AD inlet
Temperature
English
FAULT
High Temperature byt
Pressure Switch
Niedriger
Stromaufnahme
No
Replace
Yes
pressure switch
Z
REMEDY
CAUSE
Yes
No refrigerant
recharge
Z
Calibrate
Yes
valve
Z
Yes
Yes
Kühlluft -Temperatur
erhöhen
ATT060-090
By-pass Alarm fail/open
Request
external
assistance
Hot gas valve not cali-
brated
No
Fan pressure switch
(PV) not set
No
Low cooling air tem-
perature
No
Low AD inlet
Temperatur
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