Haier MRV 5-RC VP1-112B User manual

MRV 5-RC Service Manual
SYJS-03-2019REV.A
Edition: 2019-03

CONTENTS
Part 1 . Outdoor Unit......................................................................................................................1
1. General Information ...............................................................................................................1
1.1. Feature................................................................................................................................1
1.2. Products lineup ...................................................................................................................3
2. Specication...........................................................................................................................8
3. Dimension ...........................................................................................................................50
4. Center of gravity...................................................................................................................52
5. Piping diagram ....................................................................................................................54
6. Wiring diagram.....................................................................................................................57
7. Capacity calculation due to capacity modication coefcient .............................................58
8. Operation range ...................................................................................................................61
9. Noise level...........................................................................................................................62
10. Installation..........................................................................................................................63
11. Branch pipe dimension.......................................................................................................95
12. Gather pipe dimension.......................................................................................................98
Part 2 . One by one valve box ...................................................................................................102
1. Specication.......................................................................................................................102
2. Dimension ..........................................................................................................................103
3. Piping diagram ...................................................................................................................104
4. Wiring diagram...................................................................................................................106
5. Installation..........................................................................................................................107
Part 3 . One by four valve box...................................................................................................126
1. Specication.......................................................................................................................126
2. Dimension ..........................................................................................................................127
3. Piping diagram ...................................................................................................................128
4. Wiring diagram...................................................................................................................129
5. Installation..........................................................................................................................130
Part 4 . .....................................................................................................................................150
1. Outdoor PCB photo and dip switch setting ........................................................................150
2. Valve box PCB photo and dip switch setting......................................................................159
3. Control function..................................................................................................................165
4. Failure code .......................................................................................................................169
5. Troubleshooting .................................................................................................................174
6. Sensor resistance table .....................................................................................................223
7. Smartlink ............................................................................................................................232

1
System Introduction
Typical 3 pipe system
What is MRV 5-RC
• Cooling and heating simultaneously with only one outdoor unit
•Heat recovery system
Meeting
room
Lounge
room
Ofce
Ofce
Heating
indoor
units Cooling
indoor
units
2-pipe system
3-pipe system
1. General Information
Part 1 . Outdoor Unit
1.1. Feature

2
System Introduction
Outdoor Structure
Variable operation mode in one system
Vp (valve pipe) box structure overview
Overview
•Specially designed for MRV 5-RC, greatly reduced the volume
•Individual Valve + Pipe Box for Heat Recovery
•Threaded joint connection, easy for installation
Model name Max.capacity
of indoor(kw) Power Supply Max. indoor units Dimension
VP1-112B x≤11.2 1/220-240/50/60 5 388/200/277
VP1-180B 11.2<x≤18 1/220-240/50/60 8 388/200/277
VP1-280B 18<x≤28 1/220-240/50/60 8 388/200/277
VP4-450B ≤45 1/220-240/50/60 20 405/300/421
Wide temperature operation range
Heating Heating Heating Stop Cooling Cooling Cooling
Cooling&Heating
High pressure gas pipe
Suction gas pipe
Liquid pipe
Refrigerant pipe not ow
Cooling(DB)
Heating(WB)
Mix mode(WB)

3
Outdoor units
Appearance Power supply
(Ph, V, Hz) Model Capacity(kW) Refrigerant
3Ph,380-415V,
50/60Hz
AV08IMVURA 22.4
R410A
AV10IMVURA 28
AV12IMVURA 33.5
AV14IMVURA 40
AV16IMVURA 45
AV18IMVURA 50
AV20IMVURA 56
AV22IMVURA 63
AV24IMVURA 67
AV26IMVURA 73.5
AV28IMVURA 80
AV30IMVURA 85
AV32IMVURA 90
AV34IMVURA 95
AV36IMVURA 100
AV38IMVURA 106
AV40IMVURA 112
AV42IMVURA 119
AV44IMVURA 126
AV46IMVURA 130
1.2. Products lineup

4
Appearance Power supply
(Ph, V, Hz) Model Capacity(kW) Refrigerant
3Ph,380-415V,
50/60Hz
AV48IMVURA 135
R410A
AV50IMVURA 140
AV52IMVURA 145
AV54IMVURA 150
AV56IMVURA 156
AV58IMVURA 162
AV60IMVURA 168
AV62IMVURA 175
AV64IMVURA 182
AV66IMVURA 189
AV68IMVURA 190
AV70IMVURA 195
AV72IMVURA 200
AV74IMVURA 206
AV76IMVURA 212
AV78IMVURA 218
AV80IMVURA 224
AV82IMVURA 231
AV84IMVURA 238
AV86IMVURA 245
AV88IMVURA 252

5
Indoor units
4-WAY CASSETTE TYPE/PB-700lB
AB052MCERA
AB072MCERA
AB092MCERA
AB122MCERA
AB162MCERA
AB182MCERA(C)
ROUND-WAY SMART AIR FLOW CASSETTE/ PB-
950KB
AB072MRERA
AB092MRERA
AB122MRERA
AB162MRERA
AB182MRERA
AB242MRERA
AB282MRERA
AB302MRERA
AB382MRERA
AB482MRERA
AB602MRERA
4-WAY CASSETTE TYPE/PB-950JB
AB182MCERA
AB242MCERA
AB282MCERA
AB302MCERA
AB382MCERA
AB482MCERA
MINI 4-WAY CASSETTE TYPE/PB-620KB
AB052MCERA(M)
AB072MCERA(M)
AB092MCERA(M)
AB122MCERA(M)
AB162MCERA(M)
AB182MCERA(M)
ONE WAY CASSETTE TYPE/P1B-1050IB
AB052MAERA
AB072MAERA
AB092MAERA
AB122MAERA
2-WAY CASSETTE TYPE/ P1B-1055IB
AB072MBERA
AB092MBERA
AB122MBERA
AB162MBERA
AB182MBERA
LOW ESP DUCT TYPE
AD072MLERA
AD092MLERA
AD122MLERA
AD162MLERA
AD182MLERA
AD242MLERA
SLIM LOW ESP DUCT
AD072MSERA
AD092MSERA
AD122MSERA
AD162MSERA
AD182MSERA
AD242MSERA
DC SLIM LOW ESP DUCT
AD072MSERA(D)
AD092MSERA(D)
AD122MSERA(D)
AD162MSERA(D)
AD182MSERA(D)
AD242MSERA(D)

6
MED ESP DUCT TYPE (80/120Pa)
AD182MZERA
AD242MZERA
AD282MZERA
AD302MNERA
AD382MNERA
AD482MNERA
MED ESP DUCT TYPE (50/96Pa)
AD182MMERA
AD242MMERA
AD282MMERA
AD302MMERA
AD382MMERA
AD482MMERA
MED ESP DUCT TYPE (50/100Pa)
AD052MJERA
AD072MJERA
AD092MJERA
AD122MJERA
AD162MJERA
AD182MJERA
AD242MJERA
AD282MJERA
AD302MJERA
AD382MJERA
AD482MJERA
CONSTANT AIR VOLUME DUCT TYPE
AD072MQERA
AD092MQERA
AD122MQERA
AD152MQERA
AD182MQERA
AD242MQERA
AD282MQERA
AD302MQERA
AD362MQERA
AD422MQERA
AD482MQERA
AD542MQERA
HlGH ESP DUCT TYPE
AD182MHERA
AD242MHERA
AD282MHERA
AD302MHERA
AD382MHERA
AD482MHERA
AD722MHERA
AD962MHERA
CONVERTlBLE TYPE
AC092MCERA
AC122MCERA
AC162MCERA
AC182MCERA
AC242MCERA
AC282MFERA
AC302MFERA
AC382MFERA
AC482MFERA
FRESH AIR
AD482MPERA
AD722MPERA
AD962MPERA
BUILIT-IN FLOOR STANDING
AE072MLERA
AE092MLERA
AE122MLERA
AE162MLERA
AE182MLERA
AE242MLERA

7
CONSOLE
AF052MAERA
AF072MAERA
AF092MAERA
AF122MAERA
AF182MAERA
EK HIGH WALL
AS072MGERA
AS092MGERA
AS122MGERA
AS162MGERA
AS182MGERA
AS242MGERA
N HIGH WALL
AS052MNERA AS052MFERA
AS072MNERA AS072MFERA
AS092MNERA AS092MFERA
AS122MNERA AS122MFERA
AS162MNERA AS162MFERA
AS182MNERA AS182MFERA
AS242MNERA AS242MFERA
AS282MNERA
AS302MNERA
NEW CONSOLE
AF052MBERA
AF072MBERA
AF092MBERA
AF122MBERA
AF182MBERA
Note: The indoor unit connected to MRV5-RC must be the new indoor
manufactured after January 1, 2019 (the PCB is upgraded program)