Pioneer MUH-GA35VB, MUH-GA25VB, MUH-GA20VB Indoor Unit Outdoor Unit, Capacity and the Input Curves

Page 12

How to measure the indoor air wet-bulb/dry-bulb temperature difference

1.Attach at least 2 sets of wet-and dry-bulb thermometers to the indoor air intake as shown in the figure, and at least 2 sets of wet-and dry-bulb thermometers to the indoor air outlet. The thermometers must be attached to the position where air speed is high.

2.Attach at least 2 sets of wet-and dry-bulb thermometers to the outdoor air intake. Cover the thermometers to prevent direct rays of the sun.

3.Check that the air filter is cleaned.

4.Open windows and doors of room.

5.Press the EMERGENCY OPERATION switch once(twice) to start the EMERGENCY COOL (HEAT) MODE.

6.When system stabilizes after more than 15 minutes, measure temperature and take an average temperature.

7.10 minutes later, measure temperature again and check that the temperature does not change.

INDOOR UNIT

OUTDOOR UNIT

Wet-and dry-bulb thermometers

Wet-and dry-bulb thermometers

8-1.CAPACITY AND THE INPUT CURVES

8.5

 

 

 

 

 

10.011.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.8

 

 

 

 

 

9.2 10.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.1

 

 

 

 

8.3

9.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.4

 

 

 

 

7.5

8.2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.8

 

 

 

 

6.8

7.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.1

 

 

 

 

6.0

6.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MSC-GA20VB - E1 MUH-GA20VB - E1

 

MSC-GA25VB - E1 MUH-GA25VB - E1

MSC-GA35VB - E1 MUH-GA35VB - E1

 

19.220.0 24.0

17.8

 

 

 

 

 

 

 

 

18.5

22.1

 

 

 

 

 

 

 

 

 

 

 

 

 

16.3

 

 

 

 

 

 

 

 

 

 

 

16.9

20.3

 

 

 

 

 

 

 

 

 

 

 

 

14.8

 

 

 

 

 

 

 

 

 

 

15.4

18.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13.3

 

 

 

 

 

 

 

 

13.9

16.6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11.8

 

 

 

 

 

 

 

 

12.3

14.7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10.4

 

 

 

 

 

 

 

 

10.8

12.9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8.9

 

 

 

 

 

 

 

 

9.2

11.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E1

 

E1

E1

 

 

 

 

E1

 

E1

 

 

 

 

 

MSC-GA20VB -

MUH-GA20VB -

MSC-GA25VB -

MUH-GA25VB -

MSC-GA35VB -

MUH-GA35VB -

 

NOTE:The above curves are for the heating operation without any frost.

12

Image 12
Contents Contents MUH-GA20VB E1 MUH-GA25VB E1 MUH-GA35VB E1Technical Changes MUH-A07YV- E1 MUH-GA20VB- E1MUH-A09YV- E1 MUH-GA25VB- E1 MUH-A12YV- E1 MUH-GA35VB- E1Information for the AIR Conditioner with R410A Refrigerant Refrigerant piping Refrigeration oil Specification Part Names and FunctionsNoise Criteria Curves MUH-GA20VBMUH-GA25VB MUH-GA35VBOutlines and Dimensions MUH-GA20VB E1 Outdoor Unit MUH-GA25VB E1 MUH-GA35VB E1Wiring Diagram Models Wiring DiagramRefrigerant System Diagram UnitmmPerformance Curves MAX. Refrigerant Piping LengthMAX. Height Difference Indoor Unit Outdoor Unit Capacity and the Input CurvesMUH-GA20VB E1 Heat operation MSC-GA20VB E1 MUH-GA20VB E1701 744 758 729 765 787 801 815 822 840 851 869 MSC-GA25VB E1 MUH-GA25VB E1Outdoor MSC-GA35VB E1 MUH-GA35VB E11068 1134 1155 1112 1166 1199 1221 1243 1254 1281 1297 1324 Performance Data Heat operation Service Functions TroubleshootingInstruction of troubleshooting Check of outdoor unit Check of R.V. coil How to check mis-wiring and serial signal error Check of outdoor thermistor Outdoor deicer P.C. board Disassembly Instructions Terminal with locking mechanism Detaching pointsOperating Procedure Photos Removing the deicer P.C. board PhotoPhotos Parts List Outdoor Unit Structural PartsOutdoor FAN Motor Page Page New publication, effective Feb

MUH-GA20VB, MUH-GA25VB, MUH-GA35VB specifications

The Pioneer MUH-GA25VB, MUH-GA35VB, and MUH-GA20VB are a trio of advanced multimedia head units designed to enhance the in-car experience with a blend of cutting-edge technology and user-friendly features. Each model offers a unique set of functionalities tailored to meet varying needs and preferences, while maintaining high standards in audio performance and connectivity.

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