Mitsubishi Electric U1 - Manual
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Table of Contents:
- Page 3 – Piping
- Page 4 – SPECIFICATION
- Page 5 – Test condition; OPERATING RANGE
- Page 6 – REQUIRED SPACE; OUTLINES AND DIMENSIONS
- Page 7 – WIRING DIAGRAM
- Page 9 – REFRIGERANT SYSTEM DIAGRAM
- Page 10 – MAX. REFRIGERANT PIPING LENGTH and MAX. HEIGHT DIFFERENCE
- Page 11 – DATA
- Page 12 – Cooling; Heating
- Page 16 – -5. CAPACITY AND INPUT CORRECTION BY INVERTER OUTPUT FREQUENCY
- Page 18 – ACTUATOR CONTROL; -3. Relation between main sensor and actuator
- Page 19 – SERVICE FUNCTIONS
- Page 20 – TROUBLESHOOTING; Before troubleshooting, check the following; components for bursting and discoloration.; Lead wiring
- Page 21 – Outline of the function
- Page 22 – Operational procedure
- Page 27 – MUZ
- Page 28 – A How to check inverter/ compressor
- Page 29 – B Check of outdoor thermistors
- Page 31 – Outdoor unit does not operate.; D Check of outdoor fan motor
- Page 33 – H How to check miswiring and serial signal error
- Page 34 – The operation frequency does not go up from lowest frequency.; I Check of HPS
- Page 35 – J Electromagnetic noise enters into TV sets or radios
- Page 38 – Outdoor power board; Connect to the earth
- Page 39 – Removing the cabinet; Photo 2; DISASSEMBLY INSTRUCTIONS
- Page 40 – power board; Screws of the relay panel; Photo 6; Propeller
- Page 41 – (5) Pull out the outdoor heat exchanger temperature thermistor; Removing outdoor fan motor
- Page 42 – Removing the compressor and 4-way valve; Recover gas from the pipes until the pressure; Removing the reactor; Welded parts of 4-way valve
- Page 44 – Copyright 2008 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD; TM
SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ··································· 3
2. PART NAMES AND FUNCTIONS ····················· 3
3. SPECIFICATION ················································ 4
4. OUTLINES AND DIMENSIONS ························ 6
5. WIRING DIAGRAM ············································ 7
6. REFRIGERANT SYSTEM DIAGRAM ··············· 9
7. DATA ·································································11
8. ACTUATOR CONTROL ··································· 18
9. SERVICE FUNCTIONS ··································· 19
10. TROUBLESHOOTING ····································· 20
11. DISASSEMBLY INSTRUCTIONS ···················· 39
Wireless type
Models
MUZ-D30NA
MUZ-D30NA-
U1
MUZ-D36NA
MUZ-D36NA-
U1
MUY-D30NA
MUY-D36NA
OUTDOOR UNIT
Indoor unit service manual
MSZ-D•NA Series (OBH501)
MSY-D•NA Series (OBH501)
NOTE:
RoHS compliant products have <G> mark on the spec name plate.
TM
HFC
utilized
R410A
No. OBH502
PARTS CATALOG (OBB502)
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Summary
33 1 TECHNICAL CHANGES MUZ-D30NA MUZ-D30NA - U1 MUZ-D36NA MUZ-D36NA - U1 MUY-D30NA MUY-D36NA 1. New model PART NAMES AND FUNCTIONS 2 MUZ-D30NA MUY-D30NA Piping Air outlet Drain hose Drain outlet Air inlet (back and side) MUZ-D36NA MUY-D36NA
44 3 SPECIFICATION Item Model MSZ-D30NA MSY-D30NA MSZ-D36NA MSY-D36NA Capacity Rated(Minimum~Maximum) Cooling 1 Btu/h 30,700 (9,800 ~ 30,700) 30,700 (9,800 ~ 30,700) 32,000/33,200 (9,800 ~ 32,000) / (9,800 ~ 33,200) 33,200/34,600 (9,800 ~ 33,200) / (9,800 ~ 34,600) Heating 47 1 Btu/h 32,600 (8,700 ~...
55 Test condition ARI Mode Test Indoor air condition Outdoor air condition Dry bulb (°F) Wet bulb (°F) Dry bulb (°F) Wet bulb (°F) SEER (Cooling) "A" Cooling Steady State at rated compressor Speed 80 67 95 (75) "B-2" Cooling Steady State at rated compressor Speed 80 67 82 (65) "B...
