Mitsubishi Heavy Industries FDCVA1002HESAR, Technical Manual, Page: 265 / 329

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262
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Solenoid valve
(802, 1002 only)
Outdoor unit
power supply
CNEEV1 CNEEV2 CNJ CNI1
CNI3
CNV
CNI5
CNW2
F1 250V 2A
CNW
CNH
CNL
CNM CNF CNS CNN1 CNN2 CNR
CNA1
CNFAN1 CNFAN2
CNPS
CNIP
CNTH
CNB
CNU
CNG
CNE
SW4 SW3
SW5 JSW1
SW1
LED2
LED3
LED4
LED5
LED6
LED1
52X1
KN2 KN3 KN4 KN5
KN6
52X2 52X3 52X4 52X5 52X6
J1
J2
J3
J4
Model setting switch
JSW1
SW5 SW3 SW4
Fan motor
4way valve
Crank case heater
Expansion valve
(SM1, 2)
Pump down switch
SW1
Lower pressure
sensor
Thermistor
Thermistor
(802, 1002 only)
Thermistor
(802, 1002 only)
Magnetic contactor
(802, 1002 only)
(Tho-R2)
Tho-R1, Tho-D
Tho-S, Tho-A
(IPM)
(Tho-H)
Thermistor
High pressure switch
Function of DIP switch (SW3)
( )
Defrost setting select for Cold regions
Defrost setting select for Normal
Snow-guard fan control Effective
Snow-guard fan control Invalid
Test run operation Effective
Test run operation Invalid
Test run operation Heating
Test run operation Cooling
Switch Function
SW3-1
SW3-2
SW3-3
SW3-4
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Function of DIP switch (SW4)
Defrost prohibited period 37 min.
Defrost prohibited period 45 min.
Switch Function
SW4-4
ON
OFF
Function of DIP switch (SW5)
High pressure control for existing piping Valid
High pressure control for existing piping Invalid
Cancels compressor dilution protection timer
Normal
Cancels compressor starter III
Normal
Switch Function
SW5-1
SW5-2
SW5-3
ON
OFF
ON
OFF
ON
OFF
Note (1) Set SW4-4 as normally ON.
Models FDCVA402HENAR, 502HENAR, 602HENAR
FDCVA402HESAR, 502HESAR, 602HESAR, 802HESAR, 1002HESAR
(This fi gure shows FDCVA402~602 model. The component layout of FDCVA802 and 1002 models are basically the same
except for partial arrangement.)