Nortek GKH18FMK4DH - Troubleshooting Guide; Pre-contact Maintenance Checks

Working Temperature Range
11
7URXEOHVKRRWLQJ
Warning!
ƹ
7XUQRIIPDLQSRZHULPPHGLDWHO\LIPDOIXQFWLRQLV GHWHFWHGRULI\RX VPHOODEXUQLQJRGRU
FRPLQJIURPWKHDLUFRQGLWLRQHU)DLOXUHWRVKXWGRZQXQLWFRXOGUHVXOWLQIXUWKHUHTXLSPHQWGDPDJH
HOHFWULFDOVKRFNRU¿UH
ƹ
Do not move the unit once installed. Contact professional technician for service.
&KHFNWKHIROORZLQJLWHPVEHIRUHFRQWDFWLQJPDLQWHQDQFHFHQWHU
Issue 5HDVRQ 5HPHG\
Air conditioner doesn’t
run at all
Blown fuse or breaker &KDQJHIXVHRUFORVHEUHDNHU
3RZHURXWDJH
5HVWDUWZKHQWKHUHLVSRZHU
supply
Power supply not properly
connected
Connect power correctly
/RZEDWWHULHVRIZLUHOHVVUHPRWH
controller
&KDQJHQHZEDWWHULHV
Wireless remote controller out of
FRQWUROUDQJH
Move remote to within 8m (25 ft)
of air conditioner
Air conditioner runs
but stops immediately
%ORFNDJHLQLQOHWRURXWOHWYHQWRI
indoor or outdoor unit
&OHDQRXWEORFNDJH
$EQRUPDOFRROLQJRU
KHDWLQJ
%ORFNDJHLQLQOHWRURXWOHWYHQWRI
indoor or outdoor unit
&OHDQRXWEORFNDJH
,PSURSHURIWHPSVHWWLQJ
$GMXVWVHWWLQJVZLWKZLUHOHVV
remote controller
/RZVHWWLQJRIIDQVSHHG
$GMXVWVHWWLQJVZLWKZLUHOHVV
remote controller
,QFRUUHFWDLUÀRZGLUHFWLRQ
$GMXVWVHWWLQJVZLWKZLUHOHVV
remote controller
Door or window opened Close
Ambient temp. rise from direct
VXQOLJKW
+DQJFXUWDLQRYHUZLQGRZV
Too many people in room
Too many heat sources in room 5HPRYHKHDWVRXUFHV
Filter blocked by dirt &OHDQ¿OWHU