
SPLIT-TYPE,HEAT PUMP AIR CONDITIONERS
SERVICE MANUAL
Wireless type
Models
No. OB215
MSH-07NV
MSH-09NV
MSH-12NV
22
22
22
-
-
-
(WH)
(WH)
(WH)
· MUH-07NV -
· MUH-09NV -
· MUH-12NV -
CONTENTS
E2E1
E2E1
E2E1
1. TECHNICAL CHANGES ····································2
2. OUTLINES AND DIMENSIONS························ 2
3. PARTS LIST ·······················································3
MSH-09NV22-
NOTE:This Service Manual covers only change points. (MSH-07/09/12NV- ➔ MSH-07/09/12NV2-)
Please refer to the Service Manual OB207 for unchanged contents.
Please refer to the Service Manual OB207 for MUH-07/09/12NV- .
Please refer to the Service Manual OB185 REVISED EDITION Awhen MSH-07/09/12NV2- are
connected with MXZ-32NV- / as multi system units.
E1
E1E2
E2
E1
E2E1

1
314.5323
2.5
186
191
223
266.5
46
41
225
84.5
9
133.5
84.5
225
93
183
13062560
275
815
17.5
783
72
7 or more
100
90
5
160
56
Liquid line {6.35-0.5m
Gas line {9.52-0.43m
Insulation {35 O.D
{19 I.D
Wireless remote controller
Power supply cord
Lead to right 1.0m
Lead to left 0.3m
Installation plate
Indoor unit
Wall hole {65
Installation plate
Drain hose {16
Insulation {28
Air out
{
Air in
TECHNICAL CHANGES
MSH-07NV - ➔MSH-07NV@@-
1. Indoor unit design has changed.
MSH-09NV - ➔MSH-09NV@@-
1. Indoor unit design has changed.
MSH-12NV - ➔MSH-12NV@@-
1. Indoor unit design has changed.
2
OUTLINES AND DIMENSIONS
E1E2
E1E2
E1E2
MSH-07NV22- MSH-09NV22- MSH-12NV22-
INDOOR UNIT
2
E1E1E1
Unit: mm

3 PARTS LIST
1
2
3
4
5
6
E02 346 000
E02 347 000
E02 348 000
E02 339 010
E02 164 100
E02 166 234
E02 151 970
E02 166 067
FRONT PANEL(WH)
FRONT PANEL(WH)
FRONT PANEL(WH)
GRILLE(WH)
AIR FILTER
BOX(WH)
INSTALLATION PLATE
SCREW CAP(WH)
Symbol
in Wiring
Diagram
Q'ty/unit
1
1
2
1
1
2
1
1
2
1
1
2
2PCS/SET
RemarksPart No.
NO.
Part Name
MSH-07NV@- E1
(WH)
MSH-09NV@- E1
(WH)
MSH-12NV@- E1
(WH)
1
1
2
1
1
2
INDOOR UNIT
STRUCTURAL PARTS
MSH-07NV22- (WH)
MSH-09NV22- (WH)
MSH-12NV22- (WH)
wA set of FRONT PANEL and GRILLE of NV2series is compatible with that of NV series.
E1
E1
E1
1
6
2
5
4
Optional parts
3
INDOOR UNIT
HEAT EXCHANGER
MSH-07NV22- (WH)
MSH-09NV22- (WH)
MSH-12NV22- (WH)
NO.
E02 151 620
1
2
3
E02 155 620
E02 151 666
E02 155 666
E02 151 667
E1
E1
E1
INDOOR HEAT EXCHANGER
INDOOR HEAT EXCHANGER
UNION(GAS)
UNION(GAS)
UNION(LIQUID)
Part Name
3
Symbol
in Wiring
Diagram
2
MSH-07/09NV@ (WH)
1
1
1
1
Q'ty/unit
E1
MSH-12NV@ (WH)
1
1
1
E1
{9.52
{12.7
{6.35
RemarksPart No.
3

INDOOR UNIT
ELECTRICAL PARTS
MSH-07NV22- (WH)
MSH-09NV22- (WH)
MSH-12NV22- (WH)
Part number that are circled is not shown in the illustration.
NO.
1
E02 199 235
2
E02 166 040
3
E02 141 702
4
E02 151 303
5
E02 151 300
6
E02 151 505
7
E02 151 302
8
E02 151 509
9
E02 151 308
10
E02 151 307
11
E02 198 375
E02 199 452
12
E02 200 452
E02 201 452
E02 152 395
13
E02 127 382
14
E02 085 385
15
E02 001 504
16
E02 151 468
17
E02 199 520
18
E1
E1
E1
Part Name
NOZZLE(WH)
VANE(WH)
DRAIN HOSE
VANE MOTOR
INDOOR FAN MOTOR
RUBBER MOUNT
LINE FLOW FAN
BEARING MOUNT
ROOM TEMPERATURE THERMISTOR
INDOOR COIL THERMISTOR
TERMINAL BLOCK
ELECTRONIC CONTROL P.C.BOARD
ELECTRONIC CONTROL P.C.BOARD
ELECTRONIC CONTROL P.C.BOARD
POWER SUPPLY CORD
FUSE
VARISTOR
SLEEVE BEARING
RECEIVER
FAN GUARD
8
16
2
Symbol
in Wiring
Diagram
3
MV
MF
RT11
RT12
TB
F11
NR11
7
MSH-07NV@-
(WH)
9
10
6
11
5
1
4
12
13
Q'ty/unit
RemarksPart No.
E1
MSH-09NV@-
(WH)
1
1
1
1
1
2
1
1
1
1
1
E1
MSH-12NV@-
(WH)
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
E1
1
1
1
1
1
2
RC4V19 -
2PCS/SET
1
1
1
1
1
AUTO RESTART
AUTO RESTART
1
AUTO RESTART
1
1
3.15A
1
1
1
1
HEAD OFFICE MITSUBISHI DENKI BLDG.MARUNOUCHI TOKYO100 TELEX J24532 CABLE MELCO TOKYO
CC
Copyright 1998 MITSUBISHI ELECTRIC ENGINIEERING CO.,LTD
Issued in Jan. 1998. No.OB215 678
Printed in Japan
New publication, effective Jan. 1998
Specifications subject to change without notice.