Mitsubishi Heavy Industries SRR25ZJ-S User manual

TECHNICAL MANUAL
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INVERTER RESIDENTIAL AIR - CONDITIONERS
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CONTENTS
1. SPECIFICATIONS ........................................................................................ 4
(2) Outdoor units ........................................................................................ 10
(3) Remote control ..................................................................................... 11
............................................................................ 8
(1) Indoor units ........................................................................................... 8
2. EXTERIOR DIMENSIONS
....................................................... 6(2) 4way ceiling cassette type (FDTC)
(1) Ceiling concealed type (SRR) .............................................................. 4
3. ELECTRICAL WIRING ................................................................................. 13
(1) Indoor units ........................................................................................... 13
4. NOISE LEVEL .............................................................................................. 16
(2) Outdoor units ........................................................................................ 15
.......................................................... 21
(2) 4way ceiling cassette type (FDTC) ....................................................... 18
(1) Ceiling concealed type (SRR) .............................................................. 16
6. RANGE OF USAGE & LIMITATIONS
.................................................................................... 23
7. CAPACITY TABLES
5. PIPING SYSTEM .......................................................................................... 20
.................................................................................. 25
8. APPLICATION DATA
(2) 4way ceiling cassette type (FDTC) ...................................................... 24
(1) Ceiling concealed type (SRR) .............................................................. 23
8.1 Installation of indoor unit ..................................................................... 25
........................................................ 29
(1) Ceiling concealed type (SRR) .............................................................. 25
(2) 4way ceiling cassette type (FDTC)
8.2 Installation of outdoor unit ................................................................... 35
9. OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER ............... 43
9.1 Models SRR25,35ZJ-S ........................................................................ 43
........................................................ 44
(1) Operation control function by remote control
(4) Custom cord switching procedure
............................................................................. 44(3) Auto restart function
(2) Unit ON/OFF button .............................................................................. 44
........................................ 43
.............................................................................. 46(7) Economy operation
........................................................................... 45(6) High power operation
(5) Selection of the annual cooling function .............................................. 45
(8) Timer operation .................................................................................... 46
(9) Outline of heating operation ................................................................. 46
(10) Outline of cooling operation ................................................................. 48
(11) Outline of dry (dehumidifying) operation .............................................. 48
(12) Outline of automatic operation ............................................................ 49

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'14 • SR-T-157
(13) Protective control function ................................................................... 50
........................ 76
................................................................................ 75
9.2 Models FDTC25,35VF ........................................................................... 56
(1) Remote control (option parts) ............................................................... 56
(3) Operation control function by the indoor control ................................... 58
(2) Operation control function by the wired remote control ........................ 57
(4) Operation control function by the outdoor control ................................. 69
(4) Troubleshooting procedure (If the air conditioner runs)
10.1 SRR series .............................................................................................. 75
(3) Troubleshooting procedure
(If the air conditioner does not run at all) ........ 75
(1) Cautions ................................................................................................ 75
(2) Items to check before troubleshooting ................................................. 75
........................................................................................... 95
(10) How to make sure of wireless remote control ....................................... 92
.............................................................. 93
10.2 FDTC series
(11) Outdoor unit inspection points
10.2.1 Diagnosing of microcomputer circuit ............................................ 95
(1) Selfdiagnosis function ........................................................................... 95
(5) Self-diagnosis table .............................................................................. 77
(6) Service mode (Trouble mode access function) .................................... 78
(8)
Phenomenon observed after shortcircuit, wire breakage on sensor .......... 90
(7) Inspection procedures corresponding to detail of trouble ..................... 86
(9) Checking the indoor electrical equipment ............................................. 91
10. MAINTENANCE DATA
(3) Troubleshooting at the indoor unit ........................................................ 98
(2) Troubleshooting procedure ................................................................... 98
(4) Check of anomalous operation data with the remote control ................102
(5) Inverter checker for diagnosis of inverter output ..................................103
(6) Outdoor unit inspection points ...............................................................104
(1) Wired remote control (RC-E5) ..............................................................145
(2) Wireles kit (FDTC series : RCN-TC-24W-ER) ......................................151
(3) Simple wired remote control (FDTC series : RCH-E3) .........................153
....................................................................................106
11. OPTION PARTS ............................................................................................145
(2) Troubleshooting
......................................................................................105(1) List of troubles
10.2.2 Troubleshooting flow .......................................................................105
(4) Interface kit (SC-BIKN-E) ....................................................................159
(5) Super link E board (SC-ADNA-E) .........................................................163
(6) Ceiling concealed type (SRR) option parts ...........................................165

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12. TECHNICAL INFORMATION ........................................................................169
■How to read the model name
Example: SRR 25 Z
Series code
Inverter type
Product capacity (Cooling capacity)
Model name
JX-S
Example: FDTC 25 VF
Series code
Product capacity (Cooling capacity)
Model name 〔4way ceiling cassette type〕
(2) 4way ceiling cassette type (FDTC) .......................................................171
(1) Ceiling concealed type (SRR) ...............................................................169
SRC : Outdoor unit
SRR : Ceiling concealed type

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C
RWA000Z231
Model
Item
SRR25ZJ-S
Indoor unit SRR25ZJ-S Outdoor unit SRC25ZMX-S
Power source 1 Phase, 220 - 240V, 50Hz
Operation data
Nominal cooling capacity (range) kW 2.5 ( 0.9 (Min.) - 3.2 (Max.))
Nominal heating capacity (range) kW 3.4 ( 0.9 (Min.) ~ 4.7 (Max.))
Power
consumption
Cooling
kW
0.580 ( 0.19 ~ 0.82 )
Heating 0.750 ( 0.23 ~ 1.20 )
Max power consumption 1.82
Running
current
Cooling
A
2.9 / 2.8 / 2.7 (220/ 230/ 240 V)
Heating 3.7 / 3.6 / 3.4 (220/ 230/ 240 V)
Inrush current, max current 3.7 / 3.6 / 3.4 (220/ 230/ 240 V), MAX 9
Power factor Cooling %87
Heating 88
EER Cooling 4.31
COP Heating 4.53
Sound power level Cooling
dB(A)
54 60
Heating 55 60
Sound pressure
level
Cooling Hi: 40 Me: 35 Lo: 29 47
Heating Hi: 41 Me: 38 Lo: 31 47
Silent mode sound pressure level — —
Exterior dimensions (Height x Width x Depth) mm 230 x 740 x 455 595 x 780(+62) x 290
Exterior appearance
( Munsell color ) —Stucco white ( 4.2Y 7.5/1.1 ) near equivalent
Net weight kg 22 35
Compressor type & Q'ty — RM-B5077MDE1( Rotary type ) x 1
Compressor motor (Starting method) kW — 0.75 ( Inverter driven )
Refrigerant oil (amount, type) — 0.35 ( DIAMOND FREEZE MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.2 in outdoor unit (incl. the amount for the piping of 15m )
Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Centrifugal fan x 2 Propeller fan x 1
Fan motor (stating method) W 51 x1 (Direct drive) 24 x1 (Direct drive)
Air flow Cooling m3/min Hi: 8.5 Me: 7.0 Lo: 5.0 29.5
Heating Hi: 10.0 Me: 9.0 Lo: 6.5 27.0
Available external static pressure Pa 40 0
Outside air intake Not possible —
Air filter, Quality / Quantity Polypropylene net x 1 —
Shock & vibration absorber — Rubber sleeve (for fan motor & compressor)
Electric heater — —
Operation control
Remote control Wireless remote control
Room temperature control Microcomputer thermostat
Operation display RUN: Green, TIMER: Yellow, HI POWER: Green, ECONO: Green
Safety equipments
Compressor overheat protection, Overcurrent protection, Drain error protection,
Frost protection, Serial signal error protection, Indoor fan motor error protection,
Heating overload protection( High pressure control ), Cooling overload protection
Installation data
Refrigerant piping size (O.D) mm Liquid line: φ6.35 ( 1/4" ) Gas line: φ9.52 ( 3/8" )
Connecting method Flare connection Flare connection
Attached length of piping m — —
Insulation for piping Necessary (Both sides), independent
Refrigerant line (one way) length m Max.15
Vertical height diff. between O.U. and I.U. m Max.10 ( Outdoor unit is higher ) / Max.10 ( Outdoor unit is lower )
Drain hose Hose connectable ( VP 16 ) Holes φ20 x 2 pcs
Drain pump, max lift height mm — —
Recommended breaker size A 16
L.R.A. (Locked rotor ampere) A 3.7 / 3.6 / 3.4 (220/ 230/ 240 V)
Interconnecting wires Size x Core number 1.5mm2x 4 cores ( Including earth cable ) / Terminal block ( Screw fixing type )
IP number IPX0 IPX4
Standard accessories Mounting kit
Option parts Wired remote control, Interface kit ( SC-BIKN-E )
Note (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
The pipe length is 7.5m.
Adapted to RoHS directive
1. SPECIFICATIONS
(1) Ceiling concealed type (SRR)

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C
RWA000Z231
Model
Item
SRR35ZJ-S
Indoor unit SRR35ZJ-S Outdoor unit SRC35ZMX-S
Power source 1 Phase, 220 - 240V, 50Hz
Operation data
Nominal cooling capacity (range) kW 3.5 ( 0.9 (Min.) ~ 4.1 (Max.))
Nominal heating capacity (range) kW 4.2 ( 0.9 (Min.) ~ 5.1 (Max.))
Power
consumption
Cooling
kW
1.080 ( 0.19 ~ 1.26 )
Heating 1.100 ( 0.23 ~ 1.43 )
Max power consumption 1.95
Running
current
Cooling
A
5.0 / 4.7 / 4.5 (220/ 230/ 240 V)
Heating 5.1 / 4.8 / 4.6 (220/ 230/ 240 V)
Inrush current, max current 5.1 / 4.8 / 4.6 (220/ 230/ 240 V), MAX 9
Power factor Cooling %94
Heating 94
EER Cooling 3.24
COP Heating 3.82
Sound power level Cooling
dB(A)
56 62
Heating 57 62
Sound pressure
level
Cooling Hi: 42 Me: 37 Lo: 30 50
Heating Hi: 43 Me: 40 Lo: 32 50
Silent mode sound pressure level — —
Exterior dimensions (Height x Width x Depth) mm 230 x 740 x 455 595 x 780(+62) x 290
Exterior appearance
( Munsell color ) —Stucco white ( 4.2Y 7.5/1.1 ) near equivalent
Net weight kg 22 35
Compressor type & Q'ty — RM-B5077MDE1( Rotary type ) x 1
Compressor motor (Starting method) kW — 0.90 ( Inverter driven )
Refrigerant oil (amount, type) — 0.35 ( DIAMOND FREEZE MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.2 in outdoor unit (incl. the amount for the piping of 15m )
Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Centrifugal fan x 2 Propeller fan x 1
Fan motor (stating method) W 51 x1 (Direct drive) 24 x1 (Direct drive)
Air flow Cooling m3/min Hi: 9.0 Me: 7.5 Lo: 5.5 32.5
Heating Hi: 11.0 Me: 9.5 Lo: 7.0 29.5
Available external static pressure Pa 37 0
Outside air intake Not possible —
Air filter, Quality / Quantity Polypropylene net x 1 —
Shock & vibration absorber — Rubber sleeve (for fan motor & compressor)
Electric heater — —
Operation control
Remote control Wireless remote control
Room temperature control Microcomputer thermostat
Operation display RUN: Green, TIMER: Yellow, HI POWER: Green, ECONO: Green
Safety equipments
Compressor overheat protection, Overcurrent protection, Drain error protection,
Frost protection, Serial signal error protection, Indoor fan motor error protection,
Heating overload protection( High pressure control ), Cooling overload protection
Installation data
Refrigerant piping size (O.D) mm Liquid line: φ6.35 ( 1/4" ) Gas line: φ9.52 ( 3/8" )
Connecting method Flare connection Flare connection
Attached length of piping m — —
Insulation for piping Necessary (Both sides), independent
Refrigerant line (one way) length m Max.15
Vertical height diff. between O.U. and I.U. m Max.10 ( Outdoor unit is higher ) / Max.10 ( Outdoor unit is lower )
Drain hose Hose connectable ( VP 16 ) Holes φ20 x 2 pcs
Drain pump, max lift height mm — —
Recommended breaker size A 16
L.R.A. (Locked rotor ampere) A 5.1 / 4.8 / 4.6 (220/ 230/ 240 V)
Interconnecting wires Size x Core number 1.5mm2x 4 cores ( Including earth cable ) / Terminal block ( Screw fixing type )
IP number IPX0 IPX4
Standard accessories Mounting kit
Option parts Wired remote control, Interface kit ( SC-BIKN-E )
Note (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
The pipe length is 7.5m.

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Model
Item
FDTC25VF
Indoor unit FDTC25VF Outdoor unit SRC25ZMX-S
Panel: TC-PSA-25W-E
Power source 1 Phase, 220 - 240V, 50Hz
Operation data
Nominal cooling capacity (range) kW 2.55 [ 0.9(Min.) ~ 3.2(Max.)]
Nominal heating capacity (range) kW 3.45 [ 0.9(Min.) ~4.7(Max.)]
Power
consumption
Cooling
kW
0.6
Heating 0.84
Max power consumption 1.9
Running
current
Cooling
A
3.0 / 2.9 / 2.8 (220/ 230/ 240 V)
Heating 4.1 / 4.0 / 3.8 (220/ 230/ 240 V)
Inrush current, max current 4.1 / 4.0 / 3.8 (220/ 230/ 240 V), MAX 9
Power factor Cooling %91
Heating 92
EER Cooling 4.25
COP Heating 4.11
Sound power level Cooling
dB(A)
56 56
Heating 56 56
Sound pressure
level
Cooling PHi: 38 Hi: 36 Me: 32 Lo: 29 47
Heating PHi: 39 Hi: 38 Me: 33 Lo: 29.5 47
Silent mode sound pressure level — Cooling:41 / Heating:42
Exterior dimensions (Height x Width x Depth) mm 248 × 570 × 570 (Panel: 35 × 700 × 700) 595 x 780(+62) x 290
Exterior appearance
( Munsell color )
Plaster White
（6.8Y8.9/0.2 ）near equivalent
Stucco white
( 4.2Y 7.5/1.1 ) near equivalent
Net weight kg 15(Panel:3.5) 35
Compressor type & Q'ty — RM-B5077MDE1( Rotary type ) x 1
Compressor motor (Starting method) kW — 0.75 ( Inverter driven )
Refrigerant oil (amount, type) — 0.35 ( DIAMOND FREEZE MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.2 in outdoor unit (incl. the amount for the piping of 15m )
Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Turbo fan x 1 Propeller fan x 1
Fan motor (stating method) W 33 x1 (Direct drive) 24 x1 (Direct drive)
Air flow Cooling m3/min PHi: 10 Hi: 9 Me: 8 Lo: 6.5 29.5
Heating PHi: 10.5 Hi: 9.5 Me: 8.5 Lo: 7 27.0
Available external static pressure Pa 0 0
Outside air intake Not possible —
Air filter, Quality / Quantity Pocket plastic net ×1 (Washable) —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve (for fan motor & compressor)
Electric heater — —
Operation control
Remote control Wired : RC-E5,RC-EX1A(option), Wireless : RCN-TC-24W-ER (option)
Room temperature control Microcomputer thermostat
Operation display —
Safety equipments
Compressor overheat protection, Overcurrent protection, Drain error protection,
Frost protection, Serial signal error protection, Indoor fan motor error protection,
Heating overload protection( High pressure control ), Cooling overload protection
Installation data
Refrigerant piping size (O.D) mm Liquid line: φ6.35 ( 1/4" ) Gas line: φ9.52 ( 3/8" )
Connecting method Flare connection Flare connection
Attached length of piping m — —
Insulation for piping Necessary (Both sides), independent
Refrigerant line (one way) length m Max.15
Vertical height diff. between O.U. and I.U. m Max.10 ( Outdoor unit is higher ) / Max.10 ( Outdoor unit is lower )
Drain hose Hose connectable ( VP 20 ) Holes φ20 x 2 pcs
Drain pump, max lift height mm Built-in Drain pump, 600mm —
Recommended breaker size A 16
L.R.A. (Locked rotor ampere) A 4.1 / 4.0 / 3.8 (220/ 230/ 240 V)
Interconnecting wires Size x Core number 1.5mm2x 4 cores ( Including earth cable ) / Terminal block ( Screw fixing type )
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose
Option parts Wired remote control, Interface kit ( SC-BIKN-E ), Wireless remote control
Note (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
The pipe length is 7.5m.
D
RWA000Z234
(2) 4way ceiling cassette type (FDTC)

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'14 • SR-T-157
Model
Item
FDTC35VF
Indoor unit FDTC35VF Outdoor unit SRC35ZMX-S
Panel: TC-PSA-25W-E
Power source 1 Phase, 220 - 240V, 50Hz
Operation data
Nominal cooling capacity (range) kW 3.6 ( 0.9 (Min.) ~ 4.1 (Max.))
Nominal heating capacity (range) kW 4.25 ( 0.9 (Min.) ~ 5.1 (Max.))
Power
consumption
Cooling
kW
1.07
Heating 1.16
Max power consumption 2.05
Running
current
Cooling
A
4.9 / 4.7 / 4.5 (220/ 230/ 240 V)
Heating 5.3 / 5.1 / 4.9 (220/ 230/ 240 V)
Inrush current, max current 5.3 / 5.1 / 4.9 (220/ 230/ 240 V), MAX 9
Power factor Cooling %99
Heating 99
EER Cooling 3.36
COP Heating 3.66
Sound power level Cooling
dB(A)
58 58
Heating 58 58
Sound pressure
level
Cooling PHi: 41 Hi: 40 Me: 36 Lo: 30 50
Heating PHi: 43 Hi: 42 Me: 35 Lo: 32 50
Silent mode sound pressure level — Cooling:45 / Heating:43
Exterior dimensions (Height x Width x Depth) mm 248 × 570 × 570 (Panel: 35 × 700 × 700) 595 x 780(+62) x 290
Exterior appearance
( Munsell color )
Plaster White
( 6.8Y8.9/0.2 ) near equivalent
Stucco white
( 4.2Y 7.5/1.1 ) near equivalent
Net weight kg 15(Panel:3.5) 35
Compressor type & Q'ty — RM-B5077MDE1( Rotary type ) x 1
Compressor motor (Starting method) kW — 0.90 ( Inverter driven )
Refrigerant oil (amount, type) — 0.35 ( DIAMOND FREEZE MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.2 in outdoor unit (incl. the amount for the piping of 15m )
Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Turbo fan x 1 Propeller fan x 1
Fan motor (stating method) W 33 x1 (Direct drive) 24 x1 (Direct drive)
Air flow Cooling m3/min PHi: 11 Hi: 9.5 Me: 9 Lo: 7 32.5
Heating PHi: 11.5 Hi: 10.0 Me: 9 Lo: 8 29.5
Available external static pressure Pa 0 0
Outside air intake Not possible —
Air filter, Quality / Quantity Pocket plastic net ×1 (Washable) —
Shock & vibration absorber Rubber sleeve (for fan motor) Rubber sleeve (for fan motor & compressor)
Electric heater — —
Operation control
Remote control Wired : RC-E5,RC-EX1A(option), Wireless : RCN-TC-24W-ER (option)
Room temperature control Microcomputer thermostat
Operation display —
Safety equipments
Compressor overheat protection, Overcurrent protection, Drain error protection,
Frost protection, Serial signal error protection, Indoor fan motor error protection,
Heating overload protection( High pressure control ), Cooling overload protection
Installation data
Refrigerant piping size (O.D) mm Liquid line: φ6.35 ( 1/4" ) Gas line: φ9.52 ( 3/8" )
Connecting method Flare connection Flare connection
Attached length of piping m — —
Insulation for piping Necessary (Both sides), independent
Refrigerant line (one way) length m Max.15
Vertical height diff. between O.U. and I.U. m Max.10 ( Outdoor unit is higher ) / Max.10 ( Outdoor unit is lower )
Drain hose Hose connectable ( VP 20 ) Holes φ20 x 2 pcs
Drain pump, max lift height mm — —
Recommended breaker size A 16
L.R.A. (Locked rotor ampere) A 5.3 / 5.1 / 4.9 (220/ 230/ 240 V)
Interconnecting wires Size x Core number 1.5mm2x 4 cores ( Including earth cable ) / Terminal block ( Screw fixing type )
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose
Option parts Wired remote control, Interface kit ( SC-BIKN-E ), Wireless remote control
D
RWA000Z234
Note (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
The pipe length is 7.5m.

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'14 • SR-T-157
2. EXTERIOR DIMENSIONS
(1) Indoor units
(a) Ceiling concealed type (SRR)
Models SRR25ZJ-S, 35ZJ-S
8-φ2.8
Holes for tapping screws（φ4）
740 105.7
230
150
135
75
38
11.2
10522090220105
41 170 19
Terminal block
Air inlet
Air outlet B
A
C
FIG.A
FIG.B
Unit:mm
Note（1）The model name label is attached
on the lid of the control box.
（2）It takes the interface kit （SC-BIKN-E）
to connect the wired remote control.
236
30
100540100
52 148 30
455
253
325.4
67035 35
515
30
30
(Suspension bolts pitch)
(Suspension bolts pitch)
Control Box
D
E
19
（Option）
Wired remote controlWireless remote control
□120
60
150
17.3
D
C
B
A
Symbol Content
E
φ9.52（3／8"）
（Flare）
φ6.35（1／4"）（Flare）
VP16
（M8）
（φ35）
Suspension bolts
Drain piping
Liquid piping
Gas piping
Power supply intake
Model SRR25ZJ-S,
35ZJ-S
9-φ2.8
Holes for tapping screws（φ4）
6-M4
For hanger plate
☆☆ ☆ ☆☆
710
174.4
177
69423
10 24
168 168 168 168
160 40 190
30.3
703
23
21
82 574 84
670
20
120
32 20 80 80 40
150
4040
203.7
11.3
15
15 15
18.5
11 13
18.5
1024
35 35
FIG.A
FIG.B
In case of filter guide taken off
(Air inlet from lower)
In case of filter guide installed
(normal condition)
(Air inlet from rear)
In case of filter guide installed
(option)
In case of rear panel taken off
11-φ2.8
Holes for tapping screws（φ4）
Holes for tapping screws（φ4）
710
168 168 168 168
10 10
2424
15 15
5-φ3.3( ☆ Mark only)
B
RJD000Z502

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C
PJA003Z338
D
G
F
C
B
Hole for wiring
Suspension bolts
Drain piping
Liquid piping
（M10 or M8）
VP20（I.D.20,O.D.26）Note（2）
φ 6.35（1／4"）（Flare）
Gas piping
A
Symbol
φ 9.52
Content
（Knock out）
φ 25
（２）Prepare the connecting socket（VP20）on site.
Notes（１）The model name label is attached on the control box lid.
（３）This unit is designed for 2x2 grid ceiling.
provide an inspection port on the control box side.
If it is installed on a ceiling other than 2x2 grid ceiling,
G
Obstacle
1000
1000
or more
600
295
Remote control
19
□120
Max. Drain lift（ ）
or less
～325
Space for installation and service
or more
Option（ ）
Make a space of 4000 or more between
the units when installing more than one.
Air outlet opening
for ducting
6-φ4
Holes for
Hole
60
140
100
100
88
140
tapping screws
ABC F
145
325
□570
45
or more
132
192
35
88
210
248
Hanger plate for
suspension bolt
G
G
G
D
Drain hose piece
Accessory
185
190 223
326
350
530
530
556
67
200 48
□413
□700
Suspension bolts pitch
Suspension bolts pitch
Control
box
（ ）
Installed on site（ ）
Decorative panel
（ ）
（ ）
21
35
Air supply Air return
grille
（3／8"）（Flare）
(b) 4way ceiling cassette type (FDTC) Models FDTC25VF, 35VF