Daikin Super Multi NX B series Service Manual page 281

Piping Diagrams
3MXD68BVMC, 3MXD68BVMA, 3MXD68BVMT
OUTDOOR UNIT
HEAT EXCHANGER
HEADER
HEAT EXCHANGER
THERMISTOR ( DE )
M
DC FAN MOTOR
PROPELLER FAN
12.7CuT
REVERSING
SOLENOID
VALVE
MUFFLER
DISCHARGE PIPE
THERMISTOR ( DO )
REFRIGERANT FLOW
COOLING COMPRESSOR
HEATING
4MXD80BVMC, 4MXD80BVMA, 4MXD80BVMT, 4MXS80BVMB
OUTDOOR UNIT
HEAT EXCHANGER
7.9CuT
HEADER
7.9CuT
7.9CuT
7.9CuT
7.9CuT
7.9CuT
7.9CuT
7.9CuT
HEAT EXCHANGER
THERMISTOR ( DE )
DC FAN MOTOR M
PROPELLER FAN
12.7CuT
MUFFLER
DISCHARGE PIPE
THERMISTOR ( DO )
REFRIGERANT FLOW
COOLING COMPRESSOR
HEATING
270
OUTDOOR TEMPERATURE
THERMISTOR ( DOA )
9.5CuT
DISTRIBUTOR SV
CAPILLARY TUBE
6.4CuT
12.7CuT
12.7CuT
12.7CuT
ACCUMULATOR
ACCUMULATOR
OUTDOOR TEMPERATURE
THERMISTOR ( DOA )
RECEIVER
7.9CuT 7.9CuT
7.9CuT
DISTRIBUTOR
SOLENOID
SV
VALVE
CAPILLARY TUBE
12.7CuT
4-WAY
VALVE
12.7CuT
7.9CuT
12.7CuT
ACCUMULATOR ACCUMULATOR
MODEL
4MX80AZVMB, 4MXS80BVMB
4MX80AVMA, 4MX80AVMC, 4MX80AVMT
4MXD80BVMA, 4MXD80BVMC, 4MXD80BVMT
MOTOR OPERATED VALVE LIQUID PIPE
EV
6.4CuT
HEADER
MOTOR OPERATED VALVE
EV
6.4CuT
FILTER
DEFROST
SOLENOID
MOTOR OPERATED VALVE
VALVE
LIQUID LINE
EV
6.4CuT
STOP VALVE
12.7CuT
HEADER
12.7CuT
GAS LINE
STOP VALVE 12.7CuT
MOTOR OPERATED VALVE LIQUID PIPE
EV
A
7.9CuT
HEADER
MOTOR OPERATED VALVE
EV
B
7.9CuT
MOTOR OPERATED VALVE
EV
C
7.9CuT
MOTOR OPERATED VALVE
LIQUID LINE
EV
D
7.9CuT
STOP VALVE
9.5CuT
FILTER
12.7CuT
HEADER
12.7CuT
12.7CuT
GAS LINE
STOP VALVE
12.7CuT
12.7CuT
AA AB AC AD
6.4 9.5 9.5 12.7
9.5 9.5 12.7 15.9
THERMISTOR ( DLA )
A
ROOM A
( 6.4 CuT )
FILTER
LIQUID PIPE
THERMISTOR ( DLB )
B
ROOM B
( 6.4 CuT )
FILTER
LIQUID PIPE
THERMISTOR ( DLC )
C
ROOM C
( 6.4 CuT )
FILTER
GAS PIPE THERMISTOR ( DGA )
ROOM A
( 12.7 CuT )
GAS PIPE THERMISTOR ( DGB )
ROOM B
( 12.7 CuT )
GAS PIPE THERMISTOR ( DGC )
ROOM C
( 15.9 CuT )
THERMISTOR ( DLA )
ROOM A
( 6.4 CuT )
FILTER
LIQUID PIPE
THERMISTOR ( DLB )
ROOM B
( 6.4 CuT )
FILTER
LIQUID PIPE
THERMISTOR ( DLC )
ROOM C
( 6.4 CuT )
FILTER
LIQUID PIPE
THERMISTOR ( DLD )
ROOM D
( AA CuT )
FILTER
GAS PIPE THERMISTOR ( DGA )
ROOM A
( AB CuT )
GAS PIPE THERMISTOR ( DGB )
ROOM B
( AC CuT )
GAS PIPE THERMISTOR ( DGC )
ROOM C
( AD CuT )
GAS PIPE THERMISTOR ( DGD )
ROOM D
( 15.9 CuT )
Si12-308
FIELD
PIPING
LIQUID
FIELD
PIPING
GAS
3D036218B
FIELD
PIPING
LIQUID
FIELD
PIPING
GAS
3D034480B
Appendix