Mitsubishi Electric MSZ-EF18VGW Service Manual

1
INDOOR UNIT
No. OBH831
REVISED EDITION-A
Models
MSZ-EF18VGW/B/S
-
E1
,
E2
MSZ-EF18VGKW/B/S
-
E1
MSZ-EF22VGW/B/S
-
E1
,
ET1
,
E2
,
ET2
MSZ-EF22VGKW/B/S
-
E1
,
ET1
MSZ-EF25VGW/B/S
-
E1
,
ET1
,
E2
,
ET2
MSZ-EF25VGKW/B/S
-
E1
,
ET1
MSZ-EF35VGW/B/S
-
E1
,
ET1
,
E2
,
ET2
MSZ-EF35VGKW/B/S
-
E1
,
ET1
MSZ-EF42VGW/B/S
-
E1
,
ET1
,
E2
,
ET2
MSZ-EF42VGKW/B/S
-
E1
,
ET1
MSZ-EF50VGW/B/S
-
E1
,
ET1
,
E2
,
ET2
MSZ-EF50VGKW/B/S
-
E1
,
ET1
MSZ-EF∙VGW/VGKW
MSZ-EF∙VGB/VGKB
MSZ-EF∙VGS/VGKS
PARTS CATALOG (OBB831)
CONTENTS
1. TECHNICAL CHANGES ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 3
2. PART NAMES AND FUNCTIONS ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 4
3. SPECIFICATION ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 5
4. NOISE CRITERIA CURVES ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 7
5. OUTLINES AND DIMENSIONS ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 9
6. WIRING DIAGRAM ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 10
7. REFRIGERANT SYSTEM DIAGRAM ∙∙∙∙∙∙∙∙∙∙∙∙∙ 15
8. SERVICE FUNCTIONS ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 16
9. MICROPROCESSOR CONTROL ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 19
10. TROUBLESHOOTING ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 27
11. DISASSEMBLY INSTRUCTIONS ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 44
SERVICE MANUAL
Outdoor unit service manual
MUZ-EF∙VG/H Series (OBH832)
MXZ-F∙VF Series(OBH790)
OBH831 is void.
Revision A:
• MSZ-EF18/22/25/35/42/50VGW/B/S -
E2
,
MSZ-EF22/25/35/42/50VGW/B/S -
ET2
,
MSZ-EF18/22/25/35/42/50VGKW/B/S -
E1
and
MSZ-EF22/25/35/42/50VGKW/B/S -
ET1
have been added.

Mitsubishi Electric MSZ-EF18VGW Specifications

General

Brand	Mitsubishi Electric
Model	MSZ-EF18VGW
Category	Air Conditioner
Language	English