Dryer Manual

AIR DRYER INSTRUCTION MANUAL
14
TROUBLESHOOTING
Problem Possible Cause Re
p
air Comments
Condense pressure too
high
High ambient
temperature
Check minimum/maximum
temperature ranges
Fan motor switch not
set properly
Set fan switch properly
Air-cooled models –
Dirty, clogged
condenser fins,
obstructed airflow
across condenser
Clean condenser and check
for good air flow
Too much refrigerant Release excessive
refrigerant
Air in refrigerated
cycle system
Remove air in system
Faulty fan motor Check voltage to motor
Refrigeration system
not functioning
properly
Low inlet air pressure
Check dryer selection
High ambient
temperature
High inlet air
temperature from air
compressor
High air flow
Air bypass valve open Close air bypass valve
Drain Troubleshooting:
a) Manual valve not
open
b) Drain clogged or
damaged
c) Drain line higher
than drain
condensate outlet
Open manual valve
Clean or replace drain
Install condensate line
properly