Troubleshooting G Uide - Ideal Air CG2 Service Manual

TROUBLESHOOTING G UIDE
Problem
1. D ehumidifier d oes n ot
start. ( Both
compressor a nd f an
motor d o n ot
operate.)
2. F an m otor r uns b ut
compressor d oes n ot
run
3. D ehumidifier d oes n ot
dry t he a ir a s i t
should.
Service M anual I deal A ir C G2 C ommercial G rade D ehumidifier
Sunlight S upply, I nc.
Possible C auses
No p ower
The P CB a nd/or f use i s b lown
Poor p lug c ontact a t o utlet
Wire d isconnected o r l oose
Capacitor f ailure.
(Discharge c apacitor b efore
testing.)
Wiring p roblem
Capacitor
(Discharge c apacitor b efore
servicing.)
Compressor
Overload p rotector ( O.L.P.)
Room a ir i s d ry.
Room t emperature i s t oo l ow.
Airflow i s r estricted.
Doors a nd w indows m ay
not b e c losed t ightly
Fan m otor i s n ot o perating.
Check i f t he a ir f ilter i s
clogged w ith d ust.
Check p ower s upply a t o utlet.
Check t he P CB a nd f use, r eplace a s
necessary.
Re-­‐insert p lug i nto o utlet o r r eplace o utlet.
Look f or l oose w ire a nd r econnect. R efer t o
circuit d iagram f or t erminal i dentification.
Repair o r r eplace a ny l oose t erminal.
Test c apacitor. R eplace i f n ot w ithin ± 10%
of m anufacturer's r ating. R eplace i f s horted,
open, o r d amaged.
Check t he w ire c onnections; i f l oose, r epair
or r eplace t he t erminal. I f t he w ires a re
disconnected, r efer t o w iring d iagram f or
identification, a nd r eplace t he w ires. C heck
the w ire c onnections; i f n ot a ccording t o
the w iring d iagram, c orrect t he
connections.
Check t he c apacitor. R eplace i f n ot w ithin
±10% o f m anufacturer's r ating. R eplace i f
shorted, o pen, o r d amaged.
Check t he c ompressor f or o pen c ircuit o r
ground. I f o pen o r g rounded, r eplace t he
compressor.
Check t he c ompressor O .L.P. i f e xternally
mounted. R eplace i f o pen. ( If t he
compressor t emperature i s h igh, r emove
O.L.P., c ool, a nd r etest.)
Check r oom h umidity w ith h ygrometer.
Increase r oom t emperature.
This u nit i s d esigned t o b e o perated a t
temperatures a bove 4 1 ° F
Make s ure t here a re n o c urtains, b linds o r
furniture b locking t he f ront o r b ack o f t he
dehumidifier.
Check a ll d oors, w indows a nd o ther
openings t o e nsure t hey a re s ecurely c losed
to p revent m oisture f rom r e-­‐entering r oom.
Check f an m otor, r epair o r r eplace i t.
Clean t he a ir f ilter.
13
Remedy