26
27
NOTE:
ALL
EXTERNAL
MAINTENANCE
T
O BE PERFORMED BY
A
CER
TIFIED ELECTRICIAN ONL
Y
PROBLEM
PROBABLE CAUSE
SOLUTION
WHEN UNIT
IS INITIALL
Y
POWERED ON, UNIT
ST
A
YS
IN DEFROST
MODE LONGER
THAN
10 MINUTES
DEFECTIVE MAIN CONTROL
BOARD
CHANGE BOARD.
WHEN CHANGING BOARD
AL
W
A
YS SET
DIP
SWITCHES
T
O EXACT
POSITION OF DEFECTIVE BOARD
BEING REPLACED.
DEFROST
CYCLE
ACTIVE
DURING
ABOVE FREEZING
OUTDOOR
TEMPERA
TURE
DEFECTIVE
TEMPERA
TURE SENSOR
CHANGE SENSOR
LA
TCH OPENS
EXCESSIVE CLOSING FORCE
REPLACE LA
TCH
REPEA
TED FORCING OF LA
TCH
WEARS OFF LOCKING
TAB
ALLOWING IT
T
O POP
OPEN. FORCING DOOR SHUT
, THEN FORCING
LA
TCH
WEARS OFF LOCKING
TAB ON LA
TCH.
LA
TCH MUST
BE OPEN PRIOR
T
O LA
TCHING
DO NOT
PULL
DOOR SHUT
LOCKED ON HIGH SPEED
DEHUMIDIST
A
T
SET
T
OO LOW
REDUCE SET
POINT
DEHUMIDIST
A
T
DEFECTIVE
REPLACE
NOT
ALL
W
ALL
SWITCH
CONTROL
ILLUMINA
TE
WHEN
ONE IS
ACTIV
A
TED
DEFECTIVE CONTROL.
REPLACE
FEED LINE
T
O
W
ALL
SWITCH CONTROL
T
OO LONG
SHOULD BE LESS
THAN 2,000 LINEAL
FEET
IN
T
OT
AL
