Primus D13 - Control Display - Door Open Light On

46 70284701
Section 7 Electronic Control Troubleshooting
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59. CONTROL DISPLAY – DOOR OPEN LIGHT “ON”
T028D
Is there voltage at
H4-6 on the
electronic
control?
Replace electronic
control.
Is there power supplied
to the unit?
NO
Is there voltage to input
of primary fuses?
Is there voltage to
output side of the
primary fuses?
Is there voltage across
terminals 1 & 2 of
transformer primary?
Plug unit in and
run it.
Correct wiring
between primary
fuses and power
supply.
Replace primary
fuse(s).
Correct wiring
between primary
fuses and
transformer.
Is there voltage across
terminals 2 & 3 of
transformer
secondary?
Replace
transformer.
Is there voltage at
the input of the
secondary fuse?
Is there voltage to
output side of
secondary fuse?
Correct wiring
between secondary
fuse and
transformer.
Replace secondary
fuse.
NO
NO
NO
NO
NO
NO
YES
(1)
(6)
(7)
(8)
(9)
(10)
(11)
(2)
(3)
(4)
(5)
YES
YES
YES
YES
YES
YES
Is there voltage to
N.O. of door
switch?
With door closed is
there voltage to
COM of door
switch?
Is there voltage to
N.O. of lint drawer
switch?
Is there voltage to
COM of lint drawer
switch with lint
panel closed?
Check for proper
operation replace if
necessary.
Correct wiring
between N.O. on lint
drawer and COM on
door switch.
Correct wiring
between N.O. and
output of secondary
fuse.
Check for proper
function of door
switch replace if
necessary.
Correct wiring
between H4-6 of
electronic control and
COM of lint drawer
switch.
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
Single and stacked
units. Gas and electric
heat. Single and three
phase supply.
Reference voltage
checks to transformer
neutral.
T028D