Vulcan-Hart C24EA Series Service Manual page 33

C24EA SERIES ELECTRIC CONVECTION STEAMERS - SWITCHES, SOLENOIDS, RELAYS AND BUZZER
Fig. 54
4. Disconnect electrical wiring to pressure switch.
5. Remove pressure switch from piping.
6. Reassemble parts removed in reverse order.
A. Apply pipe thread sealant to threads of
pressure switch before installation.
B. Verify Mylar cover is in position covering
electrical connections.
NOTE: Refinement of pressure switch cut-out setting
is found under ADJUSTMENT. Always check and
adjust pressure switch setting whenever pressure
switch is being serviced.
C. If pressure switch is being replaced, check
initial pressure switch setting using the
reference scale on the pressure switch. The
top surface of adjustment wheel should be
aligned slightly below the 5 psi mark.
Fig. 55
7. Perform pressure switch CHECK.
Check
NOTE: Pressure can be checked with the small air
pocket that exists between the delime port cap and
water level probe housing in the delime hose. Make
certain that no leaks exist in the steam generator
connections or pressure gauge fittings.
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 cap from delime port and install
pressure gauge.
4. Close cooking compartment doors.
5. Mark one tooth of pressure switch adjustment
wheel to aid in identifying position of wheel. Make
a second mark on body of pressure switch in
alignment with mark on adjustment wheel.
6. Turn on machine and allow to pressurize (ready
light on).
A. Set one cook timer for approximately 15
minutes.
Page 33 of 75
Fig. 56
Fig. 57
F35453 Rev. A (0119)