Heating Elements And Contactors; Removal And Replacement Heating Elements And Contactors - Vulcan-Hart C24EA Series Service Manual

C24EA SERIES ELECTRIC CONVECTION STEAMERS - HEATING ELEMENTS AND CONTACTORS

HEATING ELEMENTS AND CONTACTORS

REMOVAL AND REPLACEMENT
HEATING ELEMENTS AND
CONTACTORS
Heating Elements
1. Turn off machine to drain steam generator. Allow
steamer to complete drain cycle.
A. Turn off water supply.
2. Remove FRONT BASE PANEL as outlined
under Covers and Panels.
3. Remove top screw securing cover to high voltage
box.
4. Note electrical connections for the heating
element being replaced then disconnect heating
element lead wires from contactors.
Fig. 29
5. Remove mounting nuts and lock washers
securing heating element to steam generator.
A. If replacing heating element (1HTR),
remove STEAM GENERATOR HIGH
LIMIT.
B. Pull heating element out of steam generator.
6. Reassemble parts removed in reverse order.
Torque mounting nuts to 70 in-lbs and tighten
using an alternating pattern.
NOTE: When installing heating element 2HTR or
3HTR, install pipe plug in the center of heating
element mounting plate. Apply pipe thread sealant to
threads before assembly. Use a new gasket whenever
installing a heating element.
NOTE: Refer to STEAM GENERATOR HIGH LIMIT
for proper placement of capillary bulb.
7. Check steamer for proper operation and leaks
around heating element.
Contactors
1. Turn off machine to drain steam generator. Allow
steamer to complete drain cycle.
2. Remove FRONT BASE PANEL as outlined
under Covers and Panels.
3. Remove top screw securing cover to high voltage
box.
4. Note electrical connections for the contactor
being replaced then disconnect lead wires from
contactor terminals and coil.
5. Remove screws securing contactor to high
voltage control box then remove contactor.
Page 19 of 75
Fig. 30
F35453 Rev. A (0119)