Mitsubishi Electric MUZ-GB50VA - E1MUZ-GB50VA - E2 Service Manual page 10

24.1

22.3

20.4

18.5

16.7

14.8

13.0

11.1

Outdoor intake air Wet-bulb temperature (:)

NOTE:The above broken lines are for the heating operation without any

8-2. Capacity and input correction by operational frequency of compressor

MUZ-GB50VA

Correction of Cooling capacity

1.5

1.0

0.5

0.0

0

50

100

The operational frequency of compressor

8-3. 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 58Hz 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 operation (EMERGENCY OPERATION), press EMERGENCY OPERATION switch or any button on

remote controller.

frost and defrost operation.

Correction of Cooling total input

1.5

1.5

1.0

1.0

0.5

0.5

0.0

0.0

150

0

0

50

50

100

100

(Hz)

The operational frequency of compressor

Outdoor intake air Wet-bulb temperature (:)

Correction of Heating capacity

1.5

1.0

0.5

0.0

150

150

0

50

100

(Hz)

The operational frequency of compressor

10

Correction of Heating total input

2.0

1.5

1.0

0.5

0.0

0

50

100

150

(Hz)

The operational frequency of compressor

150

(Hz)