Mitsubishi Electronics Mitsubishi Digital ElectronicsMUZ-D30NA user manual

User manual for the device Mitsubishi Electronics Mitsubishi Digital ElectronicsMUZ-D30NA

Device: Mitsubishi Electronics Mitsubishi Digital ElectronicsMUZ-D30NA
Category: Air Conditioner
Manufacturer: Mitsubishi Electronics
Size: 3.27 MB
Added : 3/27/2014
Number of pages: 44
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Abstracts of contents
Summary of the content on the page No. 1

OUTDOOR UNIT
No. OBH502
HFC
utilized
SERVICE MANUAL
R410A
Wireless type
Models
MUZ-D30NA
U1
MUZ-D30NA-
MUZ-D36NA
U1
MUZ-D36NA-
MUY-D30NA
MUY-D36NA
Indoor unit service manual
MSZ-D•NA Series (OBH501)
MSY-D•NA Series (OBH501)
CONTENTS
1. TECHNICAL CHANGES ··································· 3
2. PART NAMES AND FUNCTIONS ····················· 3
3. SPECIFICATION ················································ 4
4. OUTLINES AND DIMENSIONS ························ 6
5. WIRING DIAGRAM ················

Summary of the content on the page No. 2

2

Summary of the content on the page No. 3

1 TECHNICAL CHANGES MUZ-D30NA U1 MUZ-D30NA - MUZ-D36NA U1 MUZ-D36NA - MUY-D30NA MUY-D36NA 1. New model 2 PART NAMES AND FUNCTIONS MUZ-D30NA MUZ-D36NA MUY-D30NA MUY-D36NA Air inlet (back and side) Piping Drain hose Air outlet Drain outlet 3 3

Summary of the content on the page No. 4

3 SPECIFICATION Item Model MSZ-D30NA MSY-D30NA MSZ-D36NA MSY-D36NA 32,000/33,200 33,200/34,600 30,700 30,700 Cooling 1 Btu/h (9,800 ~ 32,000) / (9,800 ~ 33,200) / (9,800 ~ 30,700) (9,800 ~ 30,700) Capacity (9,800 ~ 33,200) (9,800 ~ 34,600) Rated(Minimum~Maximum) 32,600 35,200 Heating 47 1 Btu/h — — (8,700 ~ 34,000) (8,700 ~ 36,000) Capacity Rated Heating 17 2Btu/h 20,800 — 22,800 — 4,140/4,360 4,210/4,240 3,850 3,380 Cooling 1W (620 ~ 4,140

Summary of the content on the page No. 5

Test condition 3, 4 Indoor air condition Outdoor air condition Mode Test ARI Dry bulb (°F) Wet bulb (°F) Dry bulb (°F) Wet bulb (°F) "A" Cooling Steady State 80 67 95 (75) at rated compressor Speed "B-2" Cooling Steady State 80 67 82 (65) at rated compressor Speed SEER "B-1" Cooling Steady State 80 67 82 (65) (Cooling) at minimum compressor Speed Low ambient Cooling Steady State 80 67 67 (53.5) at minimum compressor Speed Intermediate Cooling Steady State 80 67 87 (69) at Intermediate comp

Summary of the content on the page No. 6

14 in. or more 4 in. or more 4 OUTLINES AND DIMENSIONS Unit: inch MUZ-D30NA MUZ-D36NA MUY-D30NA MUY-D36NA Open as a rule REQUIRED SPACE 20 inch or more if the front and both sides are open 4 inch or more / 8 inch or more if there are obstacles to both sides Open as a rule 20 inch or more if the back, both sides and top are open 6 6

Summary of the content on the page No. 7

5 WIRING DIAGRAM MUZ-D30NA MUZ-D36NA 7 7

Summary of the content on the page No. 8

MUY-D30NA MUY-D36NA 8 8

Summary of the content on the page No. 9

6 REFRIGERANT SYSTEM DIAGRAM Unit:inch MUZ-D30NA MUZ-D36NA Oil Capillary tube Strainer separator O.D. 0.071 x I.D. 0.024 #100 x 39-3/8 Refrigerant pipe 5/8 ( 1.8 x 0.6 x 1,000) 4-way valve (with heat insulator) Service Stop valve port (with service port) Outdoor Defrost Flared connection heat Ambient High-pressure thermistor exchanger temperature Switch RT61 thermistor RT65 Discharge temperature Service thermistor port RT62 Compressor Outdoor heat exchanger temperature thermistor RT68 Flar

Summary of the content on the page No. 10

MAX. REFRIGERANT PIPING LENGTH and MAX. HEIGHT DIFFERENCE Refrigerant piping : ft. Piping size O.D : in. Model Max. Length Max. Height difference Gas Liquid A B MUZ-D30NA MUZ-D36NA 100 50 5/8 3/8 MUY-D30NA MUY-D36NA Indoor unit Max. Height difference B Max. length A Outdoor unit ADDITIONAL REFRIGERANT CHARGE (R410A:oz.) Refrigerant piping exceeding 25 ft. requires additional refrigerant charge according to the calculation. Refrigerant piping length (one way) : ft. Outdoor unit M

Summary of the content on the page No. 11

7 DATA MUZ-D30NA MUZ-D36NA MUY-D30NA MUY-D36NA 7-1. PERFORMANCE DATA 1) COOLING CAPACITY Indoor air Outdoor intake air DB temperature (˚F) Model IWB 75 85 95 105 115 (˚F) TC SHC TPC TC SHC TPC TC SHC TPC TC SHC TPC TC SHC TPC 71 37.6 19.1 3.43 35.2 17.8 3.75 33.0 16.7 4.04 30.7 15.6 4.25 28.2 14.3 4.43 MUZ-D30NA 67 35.6 22.8 3.23 33.2 21.2 3.56 30.7 19.6 3.85 28.6 18.3 4.08 26.2 16.8 4.27 63 33.5 25.9 3.08 31.0 24.0 3.41 28.9 22.3 3.68 26.2 20.3 3.93 23.9 18.5 4.08 71 40.7 19.8 3.88

Summary of the content on the page No. 12

Indoor intake air WB temperature (°F) Indoor intake air WB temperature (°F) Indoor intake air WB temperature (°F) Indoor intake air WB temperature (°F) 7-2. PERFORMANCE CURVE Cooling MUZ-D30NA MUZ-D36NA MUY-D30NA SHF at rating condition = 0.64 SHF at rating condition = 0.62 SHF at rating condition = 0.64 Airflow = 763 CFM Airflow = 763 CFM Airflow = 763 CFM 40 43 40 38 41 38 36 39 36 34 37 34 32 35 32 30 33 30 71 71 71 28 31 28 67 67 67 26 26 29 63 63 63 24 27 24 4.5 5.2 4.0 71 71 71 4.3 67 67 3

Summary of the content on the page No. 13

7-3. CONDENSING PRESSURE Cooling Data is based on the condition of indoor humidity 50 %. Air flow should be set to High speed. MUZ-D30NA (PSIG) 580 86 540 80 75 (PSIG) 70 150 500 140 460 86 130 80 420 120 75 380 70 110 340 100 300 90 260 68 70 75 80 85 90 95 100 105(°F) 68 70 75 80 85 90 95 100 105(°F) Outdoor ambient temperature Outdoor ambient temperature MUZ-D36NA (PSIG) 580 86 80 540 75 70 (PSIG) 150 500 140 460 86 130 420 80 120 380 75 70 110 340 100 300 90 260 68 70 75 80 85 90 95 100 105(

Summary of the content on the page No. 14

MUY-D36NA (PSIG) 580 86 80 540 75 70 (PSIG) 150 500 140 460 86 130 420 80 120 380 75 110 340 70 100 300 90 260 68 70 75 80 85 90 95 100 105(°F) 68 70 75 80 85 90 95 100 105(°F) Outdoor ambient temperature Outdoor ambient temperature Heating Data is based on the condition of outdoor humidity 75 %. Air flow should be set to High speed. Data is for heating operation without any frost. MUZ-D30NA (PSIG) (PSIG) 500 150 75 480 70 140 460 65 75 440 130 70 420 120 65 400 380 110 360 100 340 320 90 58Hz 3

Summary of the content on the page No. 15

7-4. STANDARD OPERATION DATA Model MSZ-D30NA MSZ-D36NA MSY-D30NA MSY-D36NA Item Unit Cooling Heating Cooling Heating Cooling Cooling Capacity Btu / h 30,700 32,600 32,000/33,200 35,200 30,700 33,200/34,000 SHF — 0.64—0.62—0.640.62 Input kW 3.853.364.14/4.363.843.384.21/4.24 Rated frequency Hz 84 84 91 91 79 92 Indoor unit MSZ-D30NA MSZ-D36NA MSY-D30NAMSY-D36NA V, Power supply phase, 208/230 , 1 , 60 Hz Input kW 0.058 Fan motor current A 0.45/0.42 Outdoor unit MUZ-D30NA MUZ-D36NA MUY-D30NAMUY-D3

Summary of the content on the page No. 16

7-5. CAPACITY AND INPUT CORRECTION BY INVERTER OUTPUT FREQUENCY MUZ-D30NA Correction of Cooling capacity Correction of Cooling total input Correction of Heating total input Correction of Heating capacity 1.5 1.5 1.5 1.5 1.0 1.0 1.0 1.0 0.5 0.5 0.5 0.5 0 50 100 150 (Hz) 0 50 100 150(Hz) 0 50 100 150(Hz) 0 50 100 150(Hz) The operational frequency of compressor The operational frequency of compressor The operational frequency of compressor The operational frequency of compressor MUZ-D36NA Correctio

Summary of the content on the page No. 17

7-6. TEST RUN OPERATION (How to operate fixed-frequency operation) 1. Press EMERGENCY OPERATION switch to COOL or HEAT mode (COOL : Press once, HEAT : Press twice). 2. Test run operation starts and continues to operate for 30 minutes. 3. Compressor operates at rated frequency in COOL mode or 58 Hz in HEAT mode. 4. Indoor fan operates at High speed. 5. After 30 minutes, test run operation finishes and EMERGENCY OPERATION starts (Operation frequency of compressor varies). 6. To cancel test run op

Summary of the content on the page No. 18

8 ACTUATOR CONTROL MUZ-D30NA MUZ-D36NA MUY-D30NA MUY-D36NA 8-1. OUTDOOR FAN MOTOR CONTROL The fan motor turns ON/OFF, interlocking with the compressor. [ON] The fan motor turns ON 5 seconds before the compressor starts up. [OFF] The fan motor turns OFF 15 seconds after the compressor has stopped running. 5 seconds 15 seconds ON Compressor OFF ON Outdoor fan motor OFF 8-2. R.V. COIL CONTROL . . . . . . . . . . . . . . . . . Heating ON . . . . . . . . . . . . . . . . . Cooling OFF .

Summary of the content on the page No. 19

9 SERVICE FUNCTIONS MUZ-D30NA MUZ-D36NA MUY-D30NA MUY-D36NA 9-1. PRE-HEAT CONTROL If moisture gets into the refrigerant cycle, or when refrigerant is liquefi ed and col- lected in the compressor, it may interfere the start-up of the compressor. To improve start-up condition, the compressor is energized even while it is not ON operating. This is to generate heat at the winding. 12 34 The compressor uses about 50 W when pre-heat control is turned ON. Pre-heat control is ON at initial settin

Summary of the content on the page No. 20

10 TROUBLESHOOTING MUZ-D30NA MUZ-D36NA MUY-D30NA MUY-D36NA 10-1. CAUTIONS ON TROUBLESHOOTING 1. Before troubleshooting, check the following 1) Check the power supply voltage. 2) Check the indoor/outdoor connecting wire for miswiring. 2. Take care of the following during servicing 1) Before servicing the air conditioner, be sure to turn OFF the main unit first with the remote controller, then after con- firming the horizontal vane is closed, turn off the breaker and / or disconnect the powe


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