Mitsubishi Heavy Industries SRK63ZR-S User manual

TECHNICAL MANUAL
-ANUAL.Ogs32+4
INVERTER WALL MOUNTED TYPE
RESIDENTIAL AIR-CONDITIONERS
3PLITSYSTEMAIRTOAIRHEATPUMPTYPE
32+:23
:23
:23

-
1
-
'15 • SRK-T-175
'10 • SRK-T-105
CONTENTS
1. SPECIFICATIONS ........................................................................................ 3
(2) Outdoor units ....................................................................................... 7
..................................................... 19
(3) Remote control ..................................................................................... 10
......................................................................... 6
(1) Indoor units .......................................................................................... 6
2. EXTERIOR DIMENSIONS
3. ELECTRICAL WIRING .............................................................................. 12
(1) Indoor units .......................................................................................... 12
4. NOISE LEVEL ............................................................................................ 14
(2) Outdoor units ....................................................................................... 13
6. RANGE OF USAGE & LIMITATIONS
................................................................................... 21
7. CAPACITY TABLES
5. PIPING SYSTEM ...................................................................................... 17
.................................................................................. 22
8. APPLICATION DATA
9. OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER ............... 34
(10) Timer operation .................................................................................. 39
(9) 3D auto operation ........................................................................... 38
............................... 35
(1) Operation control function by wireless remote control
(8) Flap and louver control ...................................................................... 37
(5) Selection of the annual cooling function .............................................. 36
(4) Installing two air-conditioners in the same room
......................................................................... 35(3) Auto restart function
(2) Unit ON/OFF button ........................................................................... 35
....................... 34
(11) Silent mode .................................................................................... 39
(13) Installation location setting ........................................................... 40
(12) Night setback .................................................................................. 39
(14) Outline of heating operation ................................................................ 40
(17) Outline of automatic operation ........................................................... 43
(16) Outline of dry (dehumidifying) opertaion ............................................. 42
(15) Outline of cooling operation ............................................................... 42
(18) Protective control function ................................................................... 43
(1) Installation of indoor unit ...................................................................... 22
(2) Installation of outdoor unit .................................................................. 26
(7) Economy operation .............................................................................. 36
(6) High power operation ........................................................................... 36

-
2
-
'15 • SRK-T-175
-
2
-
'13 • SRK-T-135
(10) How to make sure of wireless remote control ...................................... 69
(12) Outdoor unit inspection points .............................................................. 70
(11) Inspection procedure for blown fuse on the indoor and outdoor PCB .... 69
(8) Phenomenon observed after shortcircuit, wire breakage on sensor ......... 67
(9) Checking the indoor electrical equipment ........................................... 67
■How to read the model name
Example: SRK 63 Z
Series code
Inveter type
Product capacity (Cooling capacity : 6.3kW)
Model name SRK : Wall mounted type
SRC : Outdoor unit
R-S
........................................................................................... 72
11. OPTION PARTS
....................................................................... 84
12. TECHNICAL INFORMATION
.............................................................. 72
..................................................................... 78
(1) Wired remote control (RC-E5)
(2) Interface kit (SC-BIKN-E)
(3) Superlink E board (SC-ADNA-E) .......................................................... 82
(6) Service mode (Trouble mode access function) ................................... 54
(7) Inspection procedures corresponding to detail of trouble .................... 62
..................... 52
(4) Troubleshooting procedure (If the air-conditioner runs)
(3) Troubleshooting procedure (If the air-conditioner does not run at all)
........ 51
(2) Items to check before troubleshooting ................................................. 51
(5) Self-diagnosis table ............................................................................. 53
............................................................................... 51
(1) Cautions ............................................................................................. 51
10. MAINTENANCE DATA

-
3
-
'15 • SRK-T-175
1. SPECIFICATIONS
Model
S-RZ36CRStinuroodtuOS-RZ36KRStinuroodnImetI
Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz
)).xaM(1.7-).niM(2.1(3.6)egnar(yticapacgnilooclanimoN
)).xaM(0.9-).niM(8.0(1.7)egnar(yticapacgnitaehlanimoN
Heating capacity (H2)
)5.2-2.0(58.1gnilooC
)8.2-2.0(47.1gnitaeH
Heating (H2)
9.2noitpmusnocrewopxaM
)V042/032/022(8.7/1.8/5.8gnilooC
gninnuR )V042/032/022(3.7/6.7/0.8gnitaeH
tnerruc
)V042/032/022(8.7/1.8/5.8tnerrucxam,tnerr
uchsurnI Max. 14.5
99gnilooC
rotcafrewoP 99gnitaeH
14.3gnilooCREE
80.4gnitaeH
Heating (H2)
Cooling 59 67
Heating 60 66
4552:oLU53:oL93:eM44:iHgnilooC
4582:oLU43:oL83:eM44:iHgnitaeH
54:gnitaeH/54:gnilooClevelerusserpdnuosedomtneliS
Exterior dimensions (Height x Width x Depth) 339 x 1197 x 262 640 x 800(+71) x 290
etihwoccutSwonseniFecnaraepparoiretxE
tnelaviuqeraen)1.1/5.7Y2.4(tnelaviuqeraen)1.0/3.9Y0.8()rolocllesnuM(
Net weight 5.745.51
1x)epytyratorniwT(2ECM3115TMRyt'Q&ep
ytrosserpmoC
)nevirdretrevnI(04.1)dohtemgnitratS(rotomrosserpmoC
)86AMEZEERFDNOMAID(54.0)epyt,tnuomA(liotnaregirfeR
Refrigerant (Type, amount, pre-charge length) R410A 1.55 in outdoor unit (incl. the amount for the piping of 15m )
Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing
evlavnoisnapxecinortcelE+sebutyrallipaClortnoctnaregirfeR
1xnafrelleporP1xnaflaitnegnaTyt'Q&epytnaF
)evirdtceriD(1x43)evirdtceriD(1x65)dohtemgnitratS(rotomnaF
Cooling Hi: 20.5 Me: 18.1 Lo: 15.7 ULo: 10.4 41.5
Heating Hi: 23.5 Me: 19.0 Lo: 16.5 ULo: 13.1 41.5
00erusserpcitatslanretxeelbaliavA
elbissoptoNekatniriaedistuO
2x)el
bahsaw(tenenelyporpyloPytitnauQ/ytilauQ,retlifriA
)rotomnafrof(eveelsrebbuRrebrosbanoitarbiv&kcohS
Rubber sleeve (for fan motor & compressor)
retaehcirtcelE
lortnocetomersseleriWlortnocetomeR
tatsomrehtretupmocorciMlortnocerutarepmetmooR
Operation display RUN: Green , TIMER: Yellow , HI POWER: Green ,3D AUTO: Green
Compressor overheat protection, Overcurrent protection,
Safety equipments Frost protection, Serial signal error protection, Indoor fan motor error protection,
Heating overload protection( High pressure control ), Cooling overload protection
:enildiuqiL)D.O(ezisgnipiptnaregirfeR φ6.35 ( 1/4" ) Gas line:
φ
12.7 ( 1/2" )
noitcennoceralFnoitcennoceralFdohtemgnitcennoC
Attached length of piping Liquid line : 0.78 / Gas line : 0.71 ー
ーー
ー
ー
tnednepedni,)sedishtoB(yrasseceNgnipiprofnoitalusnI
03.xaMhtgnel)yawe
no(eniltnaregirfeR
Vertical height diff. between O.U. and I.U. Max.20 ( Outdoor unit is higher ) / Max.20 ( Outdoor unit is lower )
seloH)61PV(elbatcennocesoHesohniarD φ20 x 5 pcs
ー ー
thgiehtfilxam,pmupniarD
61ezisrekaerbdednemmoceR
)V042/032/022(8.7/1.8/5.8)erepmarotordekcoL(.A.R.L
Interconnecting wires Size x Core number 1.5mm2x 4 cores ( Including earth cable ) / Terminal block ( Screw fixing type )
4XPI0XPIrebmunPI
Standard accessories
Mounting kit, Clean filter ( Allergen clear filter x 1, Photocatalytic washable deodorizing filter x 1 )
)E-NKIB-CS(tikecafretnIstrapnoitpO
Note (1) The data are measured at the following conditions. The pipe length is 5m.
Item Indoor air temperature Outdoor air temperature
Operation
DB WB
Cooling 27℃19℃35℃24℃
Heating 20℃7℃6℃
Heating (H2) 20℃2℃1℃
(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.
－
A
ℓ
kg
SRK63ZR-S
Operation
data
kW
kW
kW －
Power consumption kW
W
％
COP －
Sound power level
dB(A)
Sound pressure level
mm
kg
kW
Installation
data
mm
m
m
m
Air flow m3/min
Pa
Operation
control
ISO5151-H2
mm
A
A
Standards
ISO5151-T1
ISO5151-H1
ー
ー
ー
ー
ー
ー
DBWB
RWA000Z262 A

-
4
-
'15 • SRK-T-175
Model
S-RZ17CRStinuroodtuOS-RZ17KRStinuroodnImetI
Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz
)).xaM(7.7-).niM(3.2(1.7)egnar(yticapacgnilooclanimoN
)).xaM(0.01-).niM(0.2(0.8)egnar(yticapacgnitaehlanimoN
Heating capacity (H2)
)7.2-5.0(50.2gnilooC
)4.3-4.0(60.2gnitaeH
Heating (H2)
56.3noitpmusnocrewopxaM
)V042/032/022(7.8/1.9/5.9gnilooC
gninnuR )V042/032/022(8.8/1.9/6.9gnitaeH
tnerruc
)V042/032/022(8.8/1.9/6.9tnerrucxam,tner
ruchsurnI Max. 17
89gnilooC
rotcafrewoP 89gnitaeH
64.3gnilooCREE
88.3gnitaeH
Heating (H2)
Cooling 58 65
Heating 60 63
3552:oLU73:oL14:eM44:iHgnilooC
1582:oLU53:oL93:eM64:iHgnitaeH
:gnitaeH/54:gnilooClevelerusserpdnuosedomtneliS 41
Exterior dimensions (Height x Width x Depth) 339 x 1197 x 262 750 x 880(+88) x 340
etihwoccutSwonseniFecnaraepparoiretxE
tnelaviuqeraen)1.1/5.7Y2.4(tnelaviuqeraen)1.0/3.9Y0.8()rolocllesnuM(
Net weight 755.51
1x)epytyratorniwT(2EDM8115TMRyt'Q&epyt
rosserpmoC
)nevirdretrevnI(04.1)dohtemgnitratS(rotomrosserpmoC
)86AMEZEERFDNOMAID(576.0)epyt,tnuomA(liotnaregirfeR
Refrigerant (Type, amount, pre-charge length) R410A 1.8 in outdoor unit (incl. the amount for the piping of 15m )
Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing
evlavnoisnapxecinortcelE+sebutyrallipaClortnoctnaregirfeR
1xnafrelleporP1xnaflaitnegnaTyt'Q&epytnaF
)evirdtceriD(1x68)evirdtceriD(1x65)dohtemgnitratS(rotomnaF
Cooling Hi: 20.5 Me: 18.6 Lo: 16.2 ULo: 10.4 55
Heating Hi: 25.5 Me: 19.8 Lo: 17.3 ULo: 13.3 43.5
00erusserpcitatslanretxeelbaliavA
elbissoptoNekatniriaedistuO
2x)elba
hsaw(tenenelyporpyloPytitnauQ/ytilauQ,retlifriA
)rotomnafrof(eveelsrebbuRrebrosbanoitarbiv&kcohS
Rubber sleeve (for fan motor & compressor)
retaehcirtcelE
lortnocetomersseleriWlortnocetomeR
tatsomrehtretupmocorciMlortnocerutarepmetmooR
Operation display RUN: Green , TIMER: Yellow , HI POWER: Green ,3D AUTO: Green
Compressor overheat protection, Overcurrent protection,
Safety equipments Frost protection, Serial signal error protection, Indoor fan motor error protection,
Heating overload protection( High pressure control ), Cooling overload protection
:enildiuqiL)D.O(ezisgnipiptnaregirfeR φ6.35 ( 1/4" ) Gas line: φ15.88 ( 5/8" )
noitcennoceralFnoitcennoceralFdohtemgnitcennoC
Attached length of piping Liquid line : 0.78 / Gas line : 0.72
tnednepedni,)sedishtoB(yrasseceNgnipiprofnoitalusnI
03.xaMhtgnel)yaweno(eni
ltnaregirfeR
Vertical height diff. between O.U. and I.U. Max.20 ( Outdoor unit is higher ) / Max.20 ( Outdoor unit is lower )
seloH)61PV(elbatcennocesoHesohniarD φ20 x 3 pcs
ー
thgiehtfilxam,pmupniarD
02ezisrekaerbdednemmoceR
)V042/032/022(8.8/1.9/6.9)erepmarotordekcoL(.A.R.L
Interconnecting wires Size x Core number 1.5mm2x 4 cores ( Including earth cable ) / Terminal block ( Screw fixing type )
4XPI0XPIrebmunPI
Standard accessories
Mounting kit, Clean filter ( Allergen clear filter x 1, Photocatalytic washable deodorizing filter x 1 )
)E-NKIB-CS(tikecafretnIstrapnoitpO
Note (1) The data are measured at the following conditions. The pipe length is 5m.
Item Indoor air temperature Outdoor air temperature
Operation
DB WB
Cooling 27℃19℃35℃24℃
Heating 20℃7℃6℃
Heating (H2) 20℃2℃1℃
(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.
ISO5151-H2
mm
A
A
Standards
ISO5151-T1
ISO5151-H1
Pa
Operation
control
Installation
data
mm
m
m
m
ℓ
kg
Air flow m3/min
W
％
COP －
Sound power level
dB(A)
Sound pressure level
mm
kg
kW
SRK71ZR-S
Operation
data
kW
kW
kW －
Power consumption kW －
A
ー
ー
ー
ー
ー
ー
ー
ー
ー
ー
ー
ー
WB DB
RWA000Z262 A

-
5
-
'15 • SRK-T-175
Model
S-RZ08CRStinuroodtuOS-RZ08KRStinuroodnImetI
Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz
)).xaM(0.9-).niM(3.2(0.8)egnar(yticapacgnilooclanimoN
)).xaM(5.01-).niM(1.2(0.9)egnar(yticapacgnitaehlanimoN
Heating capacity (H2)
)2.3-5.0(53.2gnilooC
)5.3-4.0(04.2gnitaeH
Heating (H2)
56.3noitpmusnocrewopxaM
)V042/032/022(0.01/4.01/9.01gnilooC
gninnuR )V042/032/022(2.01/6.01/1.11gnitaeH tnerruc
)V042/032/022(2.01/6.01/1.11tnerruc
xam,tnerruchsurnI Max. 17
89gnilooC
rotcafrewoP 89gnitaeH
04.3gnilooCREE
57.3gnitaeH
Heating (H2)
8626gnilooC
7626gnitaeH
6562:oLU93:oL44:eM74:iHgnilooC
5592:oLU63:oL14:eM74:iHgnitaeH
:gnitaeH/74:gnilooClevelerusserpdnuosedomtneliS 42
Exterior dimensions (Height x Width x Depth) 339 x 1197 x 262 750 x 880(+88) x 340
etihwoccutSwonseniFecnaraepparoiretxE
tnelaviuqeraen)1.1/5.7Y2.4(tnelaviuqeraen)1.0/3.9Y0.8()rolocllesnuM(
Net weight 5.855.61
1x)epytyratorniw
T(2EDM8115TMRyt'Q&epytrosserpmoC
)nevirdretrevnI(04.1)dohtemgnitratS(rotomrosserpmoC
)86AMEZEERFDNOMAID(576.0)epyt,tnuomA(liotnaregirfeR
Refrigerant (Type, amount, pre-charge length) R410A 1.9 in outdoor unit (incl. the amount for the piping of 15m )
Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing
evlavnoisnapxecinortcelE+sebutyrallipaClortnoctnaregirfeR
1xnafrelleporP1xnaflaitnegnaTyt'Q&epytnaF
)evirdtceriD(1x68)evirdtceriD(1x65)dohtemgnitratS(rotomnaF
Cooling Hi: 23.5 Me: 20.2 Lo: 17.5 ULo: 10.4 63
Heating Hi: 26.5 Me: 21.3 Lo: 18.4 ULo: 13.5 49.5
00erusserpcitatslanretxeelbaliavA
elbissoptoNek
atniriaedistuO
2x)elbahsaw(tenenelyporpyloPytitnauQ/ytilauQ,retlifriA
)rotomnafrof(eveelsrebbuRrebrosbanoitarbiv&kcohS
Rubber sleeve (for fan motor & compressor)
retaehcirtcelE
lortnocetomersseleriWlortnocetomeR
tatsomrehtretupmocorciMlortnocerutarepmetmooR
Operation display RUN: Green , TIMER: Yellow , HI POWER: Green ,3D AUTO: Green
Compressor overheat protection, Overcurrent protection,
Safety equipments Frost protection, Serial signal error protection, Indoor fan motor error protection,
Heating overload protection( High pressure control ), Cooling overload protection
:enildiuqiL)D.O(ezisgnipiptnaregirfeR φ6.35 ( 1/4" ) Gas line: φ15.88 ( 5/8" )
noitcennoceralFnoitcennoceralFdohtemgnitcennoC
Attached length of piping Liquid line : 0.78 / Gas line : 0.72
tnednepedni,)sedishtoB(yrasseceNgnipiprofnoitalusnI
03.xaMhtgnel)yaweno(eniltnaregirfeR
Vertical height diff. between O.U. and I.U. Max.20 ( Outdoor unit is higher ) / Max.20 ( Outdoor unit is lower )
seloH)61PV(elbatcennocesoHesohniarD φ20 x 3 pcs
thgiehtfilxam,pmupniarD
02ezisrekaerbdednemmoceR
)V042/032/022(2.01/6.01/1.11)erepmarotordekcoL(.A.R.L
Interconnecting wires Size x Core number 1.5mm2x 4 cores ( Including earth cable ) / Terminal block ( Screw fixing type )
4XPI0XPIrebmunPI
Standard accessories
Mounting kit, Clean filter ( Allergen clear filter x 1, Photocatalytic washable deodorizing filter x 1 )
)E-NKIB-CS(tikecafretnIstrapnoitpO
Note (1) The data are measured at the following conditions. The pipe length is 5m.
Item Indoor air temperature Outdoor air temperature
Operation
DB WB
Cooling 27℃19℃35℃24℃
Heating 20℃7℃6℃
Heating (H2) 20℃2℃1℃
(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.
ISO5151-H2
mm
A
A
Standards
ISO5151-T1
ISO5151-H1
Pa
Operation
control
Installation
data
mm
m
m
m
ℓ
kg
Air flow m3/min
W
％
COP －
Sound power level
dB(A)
Sound pressure level
mm
kg
kW
SRK80ZR-S
Operation
data
kW
kW
kW －
Power consumption kW －
A
ー
ー
ーー
ー
ー
ー
ー
ー
ー
ー
ー
ー
WB DB
RWA000Z262 A

-
6
-
'15 • SRK-T-175
2. EXTERIOR DIMENSIONS (1) Indoor units
Models SRK63ZR-S, 71ZR-S, 80ZR-S
RLD000Z002
Ƒ 
 

Hole on wall for right rear piping
Hole on wall for left rear piping
Gas piping
Outlet for wiring（on both side）
Drain hose
Liquid piping
F
E
C
D
B
Symbol
A
（䃥65）
93
Content
（䃥65）
Outlet for piping（on both side）
G
SRK63 䃥（／）（Flare）
Wireless remote control
65.䃥（5／）（Flare）
Wired remote control
（Option）
䃥（／）（Flare）
（Service space）
Unit
Space for installation and service when viewing from the front



 
 
 

3
 
55

53 


 55


（Service space）
（Service space）
（Service space）
 


（65.,：）

55
Installation plate
Unit:mm
Note（）The model name label is attached
RQWKHXQGHUVLGHRIWKHLQGRRUXQLW
Outlet for down piping
（Refer to the above view）
Terminal block

 
 
 
 
D E CAB
G
G
G
F

-
7
-
'15 • SRK-T-175
(2) Outdoor units
Model SRC63ZR-S
RCT000Z016
Unit:mm
290 145
520
φ12.7（1／2"）（Flare）
Content
C Pipe／cable draw-out hole
D
E Anchor bolt hole
Drain discharge hole
Symbol
B
A Service valve connection（gas side）
M10×4 places
φ20×5 places
Service valve connection（liquid side）φ6.35（1／4"）（Flare）
L2
Air
intake
Air outlet
Air intake L3
L1
Minimum installation space
（Service space
for electrical
parts）
L4
L2
L3
L4
L1
100
100
250
Open
Ｉ Ⅱ
Open
250
80
280
Ⅲ
280
Open
80
75
Examples of
Dimensions
installation
Ⅵ
180
Open
80
Open
Terminal block
The height of a wall is 1200mm or less
Service panel
Slot hole
Notes
（1）It must not be surrounded by walls on four sides.
（2）The unit must be fixed with anchor bolts. An anchor bolt
must not protrude more than 15mm.
（3）Where the unit is subjected to strong winds, lay it in such a
direction that the blower outlet face is perpendicular to the
dominant wind direction.
（4）Leave 1m or more space above the unit.
（5）A wall in front of the blower outlet must not exceed the unit's height.
（6）The model name label is attached on the service panel.
Center of gravity
Center of gravity
94.5 42.5
640
800
89 510 201
327.3
83.5
290
43.5
327.3 50.6
12
24.3312.514.8
71
17.9
40°
40°
33.5148.4
12.4
351.6
38.6
90.6
520.6 161
35.6
21.9
2-12X16
2-R
16.4
A
C
B
DE

-
8
-
'15 • SRK-T-175
Model SRC71ZR-S
15
60
38019 418
880
150 580 150
27
340
223 310
61
6124
750
20
30
2-R
42.6
47.5
421.6
300 150
555
Unit:mm
Rear panel
87.9
103.3 48.5
165.5 25
30°
30°
2- φ 15
Terminal block
The height of a wall is 1200mm or less
Notes
（1）It must not be surrounded by walls on four sides.
（2）The unit must be fixed with anchor bolts. An anchor bolt
must not protrude more than 15mm.
（3）Where the unit is subjected to strong winds, lay it in such a
direction that the blower outlet face is perpendicular to the
dominant wind direction.
（4）Leave 1m or more space above the unit.
（5）A wall in front of the blower outlet must not exceed the
unit's height.
（6）The model name label is attached on the rear panel.
Air intake
Air intake
Air outlet
（Service space
for electrical
parts）
Symbol Content
A Service valve connection（gas side）φ15.88（5／8"）（Flare）
B Service valve connection（liquid side）φ6.35（1／4"）（Flare）
C Pipe／cable draw-out hole
D Drain discharge hole φ20 x 3 places
E Anchor bolt hole M10 x 4 places
Minimum installation space
L2 L4
L1
L3
Center of gravity
Center of gravity
L2
L3
L4
L1
300
100
250
Open
Ⅰ Ⅱ
Open
250
100
500
Ⅲ
Open
250
150
250
Examples of
Dimensions
installation
D
E
B
A
C
RCR000Z024

-
9
-
'15 • SRK-T-175
Model SRC80ZR-S
15
60
38019 418
880
150 580 150
27
340
223 310
61
6124
750
20
30
2-R
42.6
47.5
421.6
300 150
555
Unit:mm
87.9
103.3 48.5
165.5 25
2-φ15
Terminal block
30°
30°
The height of a wall is 1200mm or less
Rear panel
Notes
（1）It must not be surrounded by walls on four sides.
（2）The unit must be fixed with anchor bolts. An anchor bolt
must not protrude more than 15mm.
（3）Where the unit is subjected to strong winds, lay it in such a
direction that the blower outlet face is perpendicular to the
dominant wind direction.
（4）Leave 1m or more space above the unit.
（5）A wall in front of the blower outlet must not exceed the
unit's height.
（6）The model name label is attached on the rear panel.
Air intake
Air intake
Air outlet
（Service space
for electrical
parts）
Symbol Content
A Service valve connection（gas side）φ15.88（5／8"）（Flare）
B Service valve connection（liquid side）φ6.35（1／4"）（Flare）
C Pipe／cable draw-out hole
D Drain discharge hole φ20 x 3 places
E Anchor bolt hole M10 x 4 places
Minimum installation space
L2 L4
L1
L3
Center of gravity
Center of gravity
L2
L3
L4
L1
300
100
250
Open
Ⅰ Ⅱ
Open
250
100
500
Ⅲ
Open
250
150
250
Examples of
Dimensions
installation
D
E
B
A
C
RCR000Z025