505872
51
Section 5 Service Procedures
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the dryer(s) before servicing.
• Close gas shut-off valve to gas dryer(s) before servicing.
• Never start the dryer(s) with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the dryer is properly grounded.
W001R1
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
To Test Cycling or Limit Thermostat:
1. Disconnect wires from thermostat.
NOTE: Refer to appropriate wiring diagram
when rewiring thermostat.
2. Cycling Thermostat (S.P.S.T.) or Limit
Thermostat
a. Set meter to read OHMS.
b. Apply meter probes to the thermostat
terminals.
c. Meter should read “infinite.”
Cycling Thermostat (S.P.D.T.)
a. Set meter to read OHMS.
b. Apply meter probes to terminals 1 and 3,
meter should read “infinite”.
c. Remove screws holding thermostat to
exhaust fan cover.
d. Heat thermostat with a small flame until a
distinct “click” is heard, then immediately
apply meter probes to terminals 1 and 3;
meter should read “zero”.
To Test Thermostat Heater:
1. Disconnect wires from thermostat heater.
NOTE: Refer to appropriate wiring diagram
when rewiring thermostat heater.
2. Set meter to read OHMS. Apply meter probes to
the thermostat heater terminals, meter should
read 1,600 Ohms ± 160 Ohms cold.
To Test Thermal Fuse:
(Electric Models)
1. Disconnect wires from thermal fuse.
NOTE: Refer to appropriate wiring diagram
when rewiring thermal fuse.
2. Set meter to read OHMS. Apply meter probes to
the thermal fuse terminals, meter should read
“infinite”. If the meter does not register any
Ohms, replace both the thermal fuse and the
limit thermostat.
