ALLIANCE BTEBCFSP171TW01 BTEBEFSP171TW01, Руководство по устранению неисправностей

Страница: 92 / 117

90
802748
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
MDC Troubleshooting – Dryer Control
47. No Heat (Gas Dryer Models)
I s there
volta g e acro ss
the pink wire of the g a s
valve to terminal 2 on
the motor ?
I s there
volta g e at the
output of the limit
thermo s tat referenced
to neutral ?
I s there
volta g e to the
input of the limit
thermo s tat referenced
to neutral ?
I s there
volta g e acro ss
F S -1 and H2- 3
(neutral) on the
control ?
I s there
volta g e acro ss
F S -2 and H2- 3
(neutral) on the
control ?
I s there volta g e acro ss
terminal 1 of the motor
and L1 ?
Check for proper
operation of
centrifu g al on the
motor. Replace
motor if nece ss ary.
Correct wirin g
to the motor.
Make s ure unit
i s callin g for heat.
Check operation
of thermi s tor.
Replace control.
Correct wirin g
between F S -1 and
limit thermo s tat.
Check for proper
air flow makin g
s ure ventin g i s
not blocked and
lint s creen i s clean.
Replace limit
thermo s tat.
Correct wirin g
between
limit thermo s tat
and g a s valve.
Refer to
NOTE.
(1)
(2)
( 3 )
(4)
(5)
(6)
YE S
NO
NO
NO
NO
NO
NO
YE S
YE S
YE S
YE S
YE S
Refer to Door Open trouble s hootin g .
Replace either the
g a s valve, coil s of
g a s valve or the
s en s or.
NOTE:
When callin g for heat the holdin g coil, the boo s ter coil
and the i g niter will be ener g ized. Once the s en s or
s en s e s that the i g niter i s hot enou g h for i g nition, it will
open. At thi s time the holdin g coil and the s econdary
coil will be ener g ized allowin g g a s to flow. If the flame
cycle s on and off check for proper operation of s en s or.
If g a s never i g nite s , check for problem s with the coil
and check to s ee if the s en s or open s . If coil s are g ood
and the s en s or open s with the g low bar operational
and there i s no i g nition/ g a s flow, replace the g a s valve.
DRY 3 61_ S
1
2
3
4
5
6