Vulcan-Hart ML-136058 Electric Steamer User Manual


 
MODEL C24EA - CONTROL BOARD
F35453 (July 2008) Page 34 of 68
STEAM GENERATOR OPERATIONAL STATUS
(LED INDICATORS)
Use the tables below to determine the operational status of a component or condition by utilizing the LED
indicators on the board. The sections are divided according to their operational step.
NOTE: If steamer power switch is off when line voltage applied, the steamer enters a timed drain cycle then shuts
off.
Starting Conditions
Power and water supplied to steamer.
Power switch (1S) off.
Delime switch (2S) off (center position).
Steamer previously operated and drain cycle timed out.
LED
STATUS
COMPONENT DESCRIPTION
ON OFF
1 X Power to control board (120V) Main transformer (1T) powered.
9 X Power to drain (TDR) Relay timed out, no output to drain circuit.
12 X Vacuum relief solenoid (2SOL) energized.
Pressure switch closed (2PAS). Allows
venting of steam generator during fill.
13 X Power to delime 1 (TDR) Relay timed out, no output to delime circuit.
All other LED's are off.
Power Switch on
Power light (3LT) (amber) on.
HL LED is on. Water level control powered.
Water fills steam generator at fast fill rate.
LED
STATUS
COMPONENT DESCRIPTION
ON OFF
1 X Same as starting conditions
9 X Power removed from drain (TDR) K4 relay energized. K4-6/2 contacts open.
12 X Same as starting conditions
13 X Power removed from delime 1 (TDR) K4 relay energized. K4-6/2 contacts open.
All other LED's are off.