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H1
H2
H4
H6
DR Pump
Pumps
Rinse Aid
Prewash Fill
Wash Fill
Final Rinse
Run Light
DR/Rinse Heat
Wash Heat
Booster Heat
Output Section
NOT USED
NOT USED
Rack Control Module Operation
Rack Control Module (RCM) Operation
Output Section Green Indicator Lights
NOTE:
Whenever a Green output light is ON it means
that the RCM is providing a signal to enable its cor-
responding circuit; however, the actual operation of
the circuit may depend on other associated controls.
Run Light - ON when the start switch on the dishwasher front
control panel is pressed. The run light on the
dishwasher front panel is also comes on.
SUSPENDED - In the event that the wash fill or prewash fill are on for
OPERATION more for more than 10 min., all inputs & outputs OFF.
THE RUN LIGHT WILL FLASH ONCE PER SECOND.
THE DISHWASHER POWER SWITCH MUST BE
TURNED OFF AND ON TO CLEAR THIS CONDITION.
Final - ON whenever the final rinse switch is activated and the
Rinse pumps are on or if the fill valve is ON when the machine
is filling. Jam Switch, Table Limit and Pause output
lights must be ON.
Wash Fill - If the Wash Flt L light is off, then the Wash Fill Green light
is ON until the Wash Flt L and Wash Flt U red input lights
come on. The Pause input light must be on. The Green Wash
Fill light will stay ON for a maximum of 10 minutes.
Prewash - If the Prewash Flt L red input light is off, then the Prewash Fill
Fill Green light is ON until the PW Flt L and PW Flt U red input
MD-66 lights come on. The Pause input light must be on. The Green
Only Prewash Fill light will stay ON for a maximum of 10 minutes.
Rinse Aid - ON when the final rinse switch is operated. OFF when the
Jam Switch or Table Limit red output lights are OFF or if the
Stop switch on the control cabinet is pressed. OFF when
the RCM Timer has timed out during normal cycle.
Pumps - Output is controlled by the RCM Timer. ON when the rack
switch is activated. OFF when the Jam Switch or Table
Limit red output light are OFF or if the Stop switch on the
control cabinet is pressed. OFF when the RCM Timer has
timed out during normal cycle.
Booster - Output to Booster Heat Contactor. ON if the Wash Flt L
Heat and Pause red input lights are on. OFF if Wash Flt L or
Pause lights are off.
Wash - Output to Wash Heat Contactor. ON if the Wash Flt L
Heat and Pause red input lights are on. OFF if Wash Flt L or
Pause lights are off.
DR/Rinse Heat - NOT USED FOR MODELS MD-44 AND MD-66.
DR Pump - NOT USED FOR MODELS MD-44 AND MD-66.