ALLIANCE T30 Series Troubleshooting Manual page 46

Electronic Control Troubleshooting
26. Will Not Start – Electric – Rotary Coin Drop (continued)
STEP 1
Is there voltage to
H1-2 on TMR1
board?
YES
With vend price
satisfied is there
voltage across N.C. &
COM of switch A?
NO
Is there voltage across
the timer motor?
YES
Does coinmeter timer
motor advance?
YES
Is there voltage across
H1-6 & H1-8 of
TMR1?
YES
Is there voltage across
H1-2 & H1-3 of
TMR1?
NO
Is there voltage to N.O.
of door switch?
YES
Continue at step 3
on previous page.
44
Correct wiring
between
NO
H1-2 and
output of
secondary
fuse.
Note: Following tests
are conducted with
vend price satisfied.
YES
Replace switch A.
Correct wiring
NO
between timer
motor and COM on
switch A.
NO
Replace timer
motor.
Correct wiring
NO
between H1-6 and
COM on switch A.
YES
Replace TMR1.
Correct wiring
NO
between N.O. of
door switch and
H1-3 of TMR1.
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STEP 2
Is there voltage at
2A of the start
switch?
YES
Does the unit have
3 phase
single phase or three
phase power supply?
Single phase
Is there voltage at
terminal 7 of the
motor relay?
YES
Is there voltage at
terminal 14 of the
motor control relay?
YES
Refer to NO
MOTOR RUN (Run
Circuit).
Correct wiring
NO
between 2A of start
switch and COM of
lint panel switch.
Correct wiring
NO
between 7 of
motor relay and COM
of lint panel switch.
Refer to NO
MOTOR RUN
(run circuit).
Correct wiring to
NO
terminal 14 of
motor control
relay.
T076D
T076D
70291301