Mitsubishi MSH-18NV- User Manual

Mitsubishi MSH-18NV

Mitsubishi MSH-18NV– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – PART NAMES AND FUNCTIONS; INDOOR UNIT; Front panel; TECHNICAL CHANGES
  • Page 4 – SPECIFICATION
  • Page 5 – OUTLINES AND DIMENSIONS; OUTDOOR UNIT; Air out
  • Page 6 – MV; MF; MF; MC; WIRING DIAGRAM
  • Page 7 – REFRIGERANT SYSTEM DIAGRAM; MAX. HEIGHT DIFFERENCE
  • Page 8 – PERFORMANCE CURVES
  • Page 9 – HEAT operation; Condition indoor:Dry bulb temperature 20.0°C
  • Page 10 – MICROPROCESSOR CONTROL; lighting; Operation Indicator lamp; INDOOR UNIT DISPLAY SECTION; Example
  • Page 11 – — COOL mode of “I FEEL CONTROL” —; Coil frost prevention
  • Page 13 – — HEAT mode of “I FEEL CONTROL” —; Indoor fan speed control
  • Page 15 – Reversing valve control
  • Page 17 – NOTE:At initial in hysteresis this control works.
  • Page 18 – PROGRAM TIMER; EMERGENCY OPERATION switch
  • Page 19 – SERVICE FUNCTIONS; -1. COMPULSORY DEFROSTING MODE FOR SERVICE
  • Page 20 – How to set “AUTO RESTART FUNCTION”; Operation
  • Page 21 – TROUBLESHOOTING; Lead wiring
  • Page 23 – troubleshooting check table
  • Page 24 – Trouble criterion of main parts
  • Page 25 – Indoor fan does not operate.
  • Page 30 – OPERATING PROCEDURE; DISASSEMBLY INSTRUCTIONS; Removing the front panel; Photo 2
  • Page 31 – Removing the electrical box
  • Page 32 – Removing the cabinet; Photo 1
  • Page 33 – Removing the outdoor fan motor; Photo 4
  • Page 34 – PARTS LIST; STRUCTURAL PARTS
  • Page 35 – AND REMOTE CONTROLLER
  • Page 37 – OPTIONAL PARTS
  • Page 38 – Copyright 1999 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD
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SERVICE MANUAL

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

CONTENTS

1. TECHNICAL CHANGES ····································2

2. PART NAMES AND FUNCTIONS ······················2

3. SPECIFICATION·················································4

4. OUTLINES AND DIMENSIONS ························ 5

5. WIRING DIAGRAM ············································6

6. REFRIGERANT SYSTEM DIAGRAM ················7

7. PERFORMANCE CURVES ································8

8. MICROPROCESSOR CONTROL ····················10

9. SERVICE FUNCTIONS ····································19

10. TROUBLESHOOTING ······································21

11. DISASSEMBLY INSTRUCTIONS ·····················30

12. PARTS LIST······················································34

13. OPTIONAL PARTS ···········································37

Wireless type

Model

MSH-18NV -

(WH)

· MUH-18NV -

E4

E4

No. OB229

REVISED EDITION-A

MSH-18NV -

E4

•Refer to the Service Manual OB185 REVISED EDITION C when MSH-18NV-

is connected with

MXZ-32NV-

or MXZ-32NV-

as multi system units.

•Refer to the Service Manual OB227 REVISED EDITION-B when MSH-18NV-

is connected with

MXZ-32RV-

as multi system units.

E1

E4

E2

E1

E4

Revision:

●

Information for connecting MSH-18NV-

with

MXZ-32RV-

was described.

●

TROUBLESHOOTING has been modified.

E1

E4

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Summary

Page 2 - PART NAMES AND FUNCTIONS; INDOOR UNIT; Front panel; TECHNICAL CHANGES

2 PART NAMES AND FUNCTIONS 2 INDOOR UNIT , (When the grille is open) Front panel MSH-18NV - E4 TECHNICAL CHANGES MSH-18NV- became possible the connection to MXZ-32RV- as multi system units. E1 E4 1

Page 4 - SPECIFICATION

4 Capacity Electrical data Compressor Indoor fan motor Outdoor fan motor Dimensions Weight Special remarks Model Function Power supply Coefficient of performance(C.O.P) Capacity Dehumidification Air flow(Hi) Power outlet Running current Power input Auxiliary heater Power factor Starting current Comp...

Page 5 - OUTLINES AND DIMENSIONS; OUTDOOR UNIT; Air out

5 OUTLINES AND DIMENSIONS 4 Unit: mm OUTDOOR UNIT MSH-18NV - E4 MUH-18NV - E4 INDOOR UNIT 3 297 450 450 352 438 254 20 60 40 150 648 217 5 190 995 190 775 50 320 1015 17.5 160 56 4holes 11 ✕ 20 Indoor unit Installation plate Power supply cordLead to right 2mLead to left 1m Wall hole [ 75 Installatio...

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