Service manual
70 800168
Section 3 Troubleshooting (NetMaster Models)
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
32. WASHER WILL NOT FILL
Washer Will Not Fill.
Is there 120 Volt 
AC across the input side of
 the pressure switch to "FS2" on
 the motor control board? 
Correct wiring 
between pressure 
switch and control 
board.
No
Is there 120 Volt 
AC from the input side of the 
mixing valves to "FS2" on the 
motor control board? 
Yes
(1)
(2)
(3)
Yes
Check for cracked 
or broken wiring 
at the pressure 
switch. Change 
inoperative 
pressure switch.
Is there 120 Volt
 AC from the input side of 
the mixing valve to "H1-9" or "H1-3" 
 of the motor control board? 
Yes
No
No
Change the motor 
control board.
Change the mixing 
valve.
FLW304S










