Mitsubishi Electric MSZ-LN18VG2W Service Manual

INDOOR UNIT
SERVICE MANUAL
No. OBH766
REVISED EDITION-C
CONTENTS
1. TECHNICAL CHANGES ··································· 2
2. PART NAMES AND FUNCTIONS ····················· 3
3. SPECIFICATION ················································ 4
4. NOISE CRITERIA CURVE ································ 6
5. OUTLINES AND DIMENSIONS ························ 9
6. WIRING DIAGRAM ·········································· 10
7. REFRIGERANT SYSTEM DIAGRAM ············· 13
8. SERVICE FUNCTIONS ··································· 14
9. MICROPROCESSOR CONTROL ··················· 16
10. TROUBLESHOOTING ····································· 27
11. DISASSEMBLY INSTRUCTIONS ···················· 43
PARTS CATALOG (OBB766)
Outdoor unit service manual
MUZ-LN•VG Series (OBH767)
MUZ-LN•VGHZ Series (OBH768)
MSZ-LN25VGW/V/B/R
MSZ-LN35VGW/V/B/R
MSZ-LN50VGW/V/B/R
MSZ-LN60VGW/V/B/R
OBH766 REVISED EDITION-B is void.
Revision C:
• MSZ-LN18VG2W/V/B/R-
E1
,
EN1
,
ET1
,
MSZ-LN25VG2W/V/B/R-
E1
,
EN1
,
ET1
,
MSZ-LN35VG2W/V/B/R-
E1
,
EN1
,
ET1
,
MSZ-LN50VG2W/V/B/R-
E1
,
EN1
,
ET1
and MSZ-LN60VG2W/V/B/R-
E1
,
ET1
have been added.
Models
MSZ-LN18VGW
-
E1
MSZ-LN50VGW
-
E1
,
ER1
MSZ-LN18VGV
-
E1
MSZ-LN50VGV
-
E1
,
ER1
MSZ-LN18VGB
-
E1
MSZ-LN50VGB
-
E1
,
ER1
MSZ-LN18VGR
-
E1
MSZ-LN50VGR
-
E1
,
ER1
MSZ-LN18VG2W
-
E1
,
EN1
,
ET1
MSZ-LN50VG2W
-
E1
,
EN1
,
ET1
MSZ-LN18VG2V
-
E1
,
EN1
,
ET1
MSZ-LN50VG2V
-
E1
,
EN1
,
ET1
MSZ-LN18VG2B
-
E1
,
EN1
,
ET1
MSZ-LN50VG2B
-
E1
,
EN1
,
ET1
MSZ-LN18VG2R
-
E1
,
EN1
,
ET1
MSZ-LN50VG2R
-
E1
,
EN1
,
ET1
MSZ-LN25VGW
-
E1
,
ER1
MSZ-LN60VGW
-
E1
,
ER1
MSZ-LN25VGV
-
E1
,
ER1
MSZ-LN60VGV
-
E1
,
ER1
MSZ-LN25VGB
-
E1
,
ER1
MSZ-LN60VGB
-
E1
,
ER1
MSZ-LN25VGR
-
E1
,
ER1
MSZ-LN60VGR
-
E1
,
ER1
MSZ-LN25VG2W
-
E1
,
EN1
,
ET1
MSZ-LN60VG2W
-
E1
,
ET1
MSZ-LN25VG2V
-
E1
,
EN1
,
ET1
MSZ-LN60VG2V
-
E1
,
ET1
MSZ-LN25VG2B
-
E1
,
EN1
,
ET1
MSZ-LN60VG2B
-
E1
,
ET1
MSZ-LN25VG2R
-
E1
,
EN1
,
ET1
MSZ-LN60VG2R
-
E1
,
ET1
MSZ-LN35VGW
-
E1
,
ER1
MSZ-LN35VGV
-
E1
,
ER1
MSZ-LN35VGB
-
E1
,
ER1
MSZ-LN35VGR
-
E1
,
ER1
MSZ-LN35VG2W
-
E1
,
EN1
,
ET1
MSZ-LN35VG2V
-
E1
,
EN1
,
ET1
MSZ-LN35VG2B
-
E1
,
EN1
,
ET1
MSZ-LN35VG2R
-
E1
,
EN1
,
ET1

Mitsubishi Electric MSZ-LN18VG2W Specifications

General

Power Supply	220-240 V, 50 Hz
Refrigerant	R32
Color	White
Type	Split System
Seasonal Energy Efficiency Ratio (SEER)	6.1
Coefficient of Performance (COP)	4.2