Alliance Laundry Systems BU170S Service Manual Page 44

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  • TROUBLESHOOTING
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42
70422201R1
Fire Supression System Troubleshooting
25.Tumble Dryer Operates, but Water Does Not Discharge and Light Is On
TMB2199N
Verify water is
supplied to valve at
the proper pressure
and flow rate. Refer
to Installation
section.
Make
corrections to
meet water
requirements of
system.
No
Retest
Turn off tumble dryer.
Are water inlet
screens clogged?
Yes
Clean inlet
screens, then
turn on water.
Retest
Yes
Are water hoses
or the manifold
nozzle clogged?
Clear any
debris.
Reset fire
suppression system
control.
Retest
Using an AC
voltmeter, within 90
seconds, is there
voltage to the water
manifold valve?
Reset fire
suppression
system control.
Retest
Is wiring between
valve and fire
suppression system
control good?
Replace fire
suppression system
control.
Retest
Correct wiring.
Refer to wiring
diagram on the
following page.
Disconnect
hose from
water valve
outlet.
Retest
Does water
come out of
valve?
Replace water
valve.
No
Yes
No
No
Yes
Yes
No
Reset fire
suppression
system
control.
Reset fire
suppression
system
control.
TMB2199N
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