D. 2PRS has a reading of 500 mV or greater -
2MTR is energized for 20 sec
E. Sump is drained - 3MTR energized.
F. 3MTR de-energized when timed cycle
reaches 0
6. Fill is initiated.
7. If chemical sensors do not detect chemicals,
PRIMING CHEMICAL PUMPS is initiated.
8.
Fill/Preheat Cycle
1. FILL displayed
A. K3 relay energizes
B. D76 turns on
C. Counter counts down from 300 seconds
D. 1SOL energized and booster begins to fill
2. Chemical pumps prime
A. If rinse aid is used - 6MTR energized to add
rinse aid to booster
3. 2PRS senses 830 mV
A. K5 relay energizes
B. D78 turns on
C. 1CON energized
D. 2HTR Booster Heater energized
4. 2PRS senses 1400 mV
A. K3 relay de-energizes
B. D76 turns off
C. 1SOL de-energized
D. WARMING UP displayed
NOTE: If counter counts down to 0, before holding
tank reaches 1400Mv, a FILL ERROR will occur.
5. Booster temp reaches 140°F
A. FILL displayed
B. K5 relay de-energizes
C. D78 turns off
D. 1CON de-energized
E. Counter resets to 30 seconds
6. 2MTR energized for 10 sec
A. K7 energized for 10 sec
B. D72 turns on for 10 sec
NOTE: If the cycle timer reaches 0 before 2PRS
senses 500 mV the booster heater and rinse pump will
be de-energized.
NOTE: Counter will reset before 0, if all variables are
met.
7. 2PSR senses 500 mV - 2MTR de-energized.
8. Sump heater energized when 1PRS senses 600
mV
A. K1 relay energizes
B. D75 turns on
9. Steps 2 -8 repeat until 1PRS senses 840 mV
10. Tank probe senses 155°F
A. K1 relay de-energizes
B. D75 turns off
C. 1MTR energized for 5 sec to prime wash
arms
11. READY displayed
A. Machine cycles at 155°F (1QTM)until wash
button is pressed
B. Booster heater cycles at 180°F (3QTM)
Wash and Drain Cycle SU-H
1. Wash button pressed
2. WASH displayed
3. K6 energizes
A. 1MTR energized and runs at soft start
speed for 5 sec.
B. D69 turns on
C. Operates at full speed for remainder of wash
cycle
4. Counter counts down from 85 sec.
5. 5MTR detergent pump energized for 10 sec.
A. D62 runs on for 10 sec.
6. 1SOL energized to fill booster tank
A. K3 energized
B. D76 turns on
NOTE: If Rinse Aid is being used, 6MTR energized
to add Rinse aid to the holding tank.
7. 2PRS senses 1400 mV
A. K3 de-energized
B. D76 turns off
C. 1SOL de-energized
SG, SU-L, SU-H DISHWASHERS - ELECTRICAL OPERATION
F45577 (1215) Page 50 of 59
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