Mitsubishi 10 Data Book page 44

Air-cooled rooftop packaged air conditioners
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PR-15, 20YC
START
POWER ON
CH1, 2 ON
GL ON
30CZ1, 30CZ2 ON (SELF HOLD)
SW2 ON?
YES
FZ0, FZ1 ON (SELF HOLD)
52F ON
MF1 OPERATE
YES
23WA No.1 ON?
YES
CZ1 ON
TM1 ON
PASS THE 3 MIN.?
YES
52C1 ON
MC1 OPERATE
MF2 OPERATE
CH1 OFF
23WA No.2 ON?
YES
CZ2 ON
TM2 ON
PASS THE 2 SEC.?
YES
52C2 ON
MC2 OPERATE
MF3 OPERATE
CH2 OFF
NO
No.1 SAFETY
DEVICE OFF?
YES
30CZ1 OFF
52C1 OFF
MC1 STOP
MF2 STOP
RL1 ON
CH1 ON
NO
NO
NO
NO
NO
No.2 SAFETY
DEVICE OFF?
YES
30CZ2 OFF
52C2 OFF
MC2 STOP
MF3 STOP
RL2 ON
CH2 ON
SERVICE CALL
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NO

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