Vulcan C24EA6 User Manual download pdf (Page 41)

MODEL C24EA - CONTROL BOARD

F35453 (July 2008)Page 41 of 68

LED

STATUS

COMPONENT DESCRIPTION

ON OFF

1 X Same as Starting Conditions

Regulating contactor 1 (2CON) de-

energized.

Power removed from heating elements.

5 X Relay (K1) de-energized. Pressure switch (1PAS) contacts close.

Drain (TDR) energized thru K4-6/2

contacts.

120VAC output from drain (TDR) load

terminal. Drain circuit energized.

11 X

Drain relay (K5) is energized thru delime

valve end switch closed contacts (N.O.).

K5-6/4 contacts close and delime light (4LT)

is lit.

K5-5/3 latching circuit close contacts allow

LED 11 to light.

12 X

Vacuum relief solenoid (5SOL)

energized.

Pressure switch (2PAS) contacts close.

Solenoid valve opens to provide air vent and

allow steam generator to drain.

13 X Same as Delime Switch On

14 X Delime Relay (K4) de-energized. K4-5/3 contacts open. Power light off.

K4-6/4 contacts open. Power removed from

delime 2 (TDR).

15 X Delime Relay (K2) de-energized. K2-6/4 contacts open. Delime light off.

Power removed from delime 1 (TDR) input

trigger, delime 1 (TDR) remains powered

thru K7-5/3 N.O. contacts to hold delime

relay (K7) energized for a delay on dropout

(120VAC output from load terminal remains

on). Allows heat exchanger to drain (along

with steam generator during the 3 minute

drain cycle time.

K2-5/1 contacts open. Power to cooking

compartment controls no longer locked out.

17 X Same as Delime Switch On

All other LED's are off.

Delime Cycle Ends

• LED's 1, 9, 12 and 13 remain lit.

• All other LED's are off.

• Steamer is off.

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Vulcan C24EA6 User Manual Page 41

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