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24
25
CONTROL
FUNCTION
NOTE:
ALL
EXTERNAL
MAINTENANCE
TO BE PERFORMED BY
A
CER
TIFIED ELECTRICIAN ONL
Y
PROBLEM
PROBABLE CAUSE
SOLUTION
DAMPER MOT
OR ST
AYS IN
DEFROST
. DEFROST
L.E.D NOT
ILLUMINA
TED.
LEAD.
DEFECTIVE DAMPER MOT
OR
DEFECTIVE CONTROL
BOARD
PICK COMMON COLOURED (2) DAMPER MOT
OR LEADS. PROBE 1 OF
THESE LEADS
WITH 1 LEAD FROM METER.
WITH
THE
OTHER METER LEAD PROBE 1 OF
THE
OTHER SINGLE METER SHOULD READ 30V
OR 27V
. THE POSITION OF
THE DAMPER
MOT
OR DETERMINES
THE
VOL
TAGE
YOU
WILL
READ (IT
WILL
BE ONE OR
THE OTHER) IF
THESE READINGS
ARE
OBT
AINED, CHANGE
THE DAMPER MOT
OR.
IF NO
VOL
TAGE PRESENT
, OR
VOL
TAGES
ARE
THE SAME, CHANGE
THE CONTROL
BOARD.
FAN SPEED DOESN’T
CHANGE
AS SELECTIONS
ARE
MADE ON SELECT
BUTT
ON.
IMPROPER DUCT
SYSTEM INST
ALLED.
ENSURE
THA
T MOT
OR
AMP
DRA
W
DOES
NOT
EXCEED
NAMEPLA
TE RA
TING. INCREASED ST
ATIC
(I.E. DAMPERING) MA
Y BE NECESSAR
Y.
INCORRECT
VOL
TAGE, MEASURE LINE
VOL
TAGE &
VOL
TAGE
TO MOT
OR.
DETERMINE IF IT’S CORRECT
AND
CONFIRM
THA
T
VOL
T METER IS READING
CORRECTL
Y.
ALL
VOL
TAGES MUST
BE MEASURED
WITH DUCT
SYSTEM
INST
ALLED.
LOW
SPEED.............97
VOL
TS
MEDIUM SPEED.....105
VOL
TS
HIGH SPEED............120
VOL
TS
IF
THE
VOL
TAGES
ARE CORRECT
THEN
THE DUCT
SYSTEM ST
ATIC IS
TOO LOW
.
CONTROL
BOARD CHANGED
UNIT
DOES NOT
SEEM
TO RUN
PROPER
TY
DIP
SWITCHES NOT
SET
AS INSTRUCTED
RESET
DIP
SWITCHES
TO ORIGINAL
SPECIFICA
TIONS.
Summary of Contents for Proventor II Series
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