Thermostats; Hold Thermostat; High-Limit Thermostat - Vulcan-Hart C24EA3 Service Manual

HOLD THERMOSTAT

WARNING: DISCONNECT THE
ELECTRICAL POWER TO THE
MACHINE AND FOLLOW LOCKOUT /
TAGOUT PROCEDURES.
1. Turn off machine to drain steam generator tank.
Allow steamer to complete drain cycle.
A. Turn off water supply.
2. Remove RIGHT SIDE PANEL as outlined under
COVERS AND PANELS.
3. Disconnect electrical lead wires from hold
thermostat.
4. Remove hold thermostat from steam generator
tank.
NOTE: Apply Loctite 565 to threads of hold
thermostat before assembly.
5. Reassemble parts removed in reverse order of
removal.
6. Check steamer for proper operation and leaks
around hold thermostat.

HIGH-LIMIT THERMOSTAT

WARNING: DISCONNECT THE
ELECTRICAL POWER TO THE
MACHINE AND FOLLOW LOCKOUT /
TAGOUT PROCEDURES.
Removal
1. Turn off machine to drain steam generator tank.
Allow steamer to complete drain cycle.
A. Turn off water supply.
MODEL C24EA - THERMOSTATS

THERMOSTATS

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Remove RIGHT SIDE PANEL and TOP
COVER as outlined under COVERS AND
PANELS.
Remove HEATING ELEMENT.
Loosen hose clamp securing capillary bulb to
top of heating element.
Fully loosen the small capillary tube
compression nut and slide it away from heating
element.
Remove large capillary nut from heater base
plate and slide it away from heating element.
Remove capillary tube from heating element.
Disconnect electrical wiring to high-limit
thermostat.
Remove high-limit thermostat from mounting
bracket.
F25213 (May 2006)