Black & Decker MUZ-FD09NA- U1 Performance Curve Cooling, MUZ-FD09NA MUZ-FD12NA, Heating

Page 10

7-2. PERFORMANCE CURVE Cooling

 

MUZ-FD09NA

 

 

 

 

 

 

MUZ-FD12NA

 

 

ure

(°F)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SHF at rating condition

= 0.76

 

 

 

 

 

SHF at rating condition

= 0.73

 

 

 

 

 

Airflow = 307 CFM

 

 

 

 

 

 

 

 

e

Airflow = 350 CFM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

air

 

 

 

 

13

 

 

 

 

 

 

 

 

 

 

15

 

Indoor

 

 

 

WB

temperat

 

 

Indoor

intake

 

 

 

 

 

 

 

 

 

intak

 

 

capacity 3 Btu/h)

12

air

 

 

 

 

 

 

capacity 3 Btu/h)

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11

 

 

WB

temperature

 

 

13

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(°F)

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

12

 

 

 

 

 

 

 

 

 

 

9

 

 

 

 

 

 

 

 

 

11

 

 

 

 

 

 

 

 

 

71

Total ( 10

 

 

 

 

 

 

 

 

71

Total ( 10

 

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

67

 

 

 

 

 

 

 

 

67

 

 

 

 

 

 

 

 

 

 

7

 

 

 

 

 

 

 

 

 

9

 

 

 

 

 

 

 

 

 

63

 

 

 

 

 

 

 

 

 

63

 

 

 

 

 

 

 

 

 

 

 

power consumption (kW)

 

 

 

 

temperature

(°F)

71

power consumption (kW)

1.2

 

 

 

 

 

 

 

ure

(°F)

71

0.7

 

 

 

 

 

1.1

 

 

 

 

 

 

 

 

eairWB

 

 

67

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

63

1.0

 

 

 

 

air

WBtemperat

 

67

 

oorintak

 

 

 

 

 

 

 

 

 

intake

 

 

 

 

63

0.6

Ind

 

 

 

 

 

 

 

 

0.9

oor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ind

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.8

 

 

 

 

 

 

 

 

 

 

0.5

 

 

 

 

 

 

 

 

 

0.7

 

 

 

 

 

 

 

 

 

 

Total

 

 

 

 

 

 

 

 

 

Total

 

 

 

 

 

 

 

 

 

 

65

75

85

 

 

95

105

115

65

75

 

 

85

 

95

 

105

115

 

 

 

 

 

 

 

 

Outdoor intake air DB temperature (°F)

Outdoor intake air DB temperature (°F)

Heating

 

 

 

 

 

 

 

 

 

 

 

MUZ-FD09NA

 

 

 

 

 

 

 

 

Airflow = 381 CFM

 

65 70 75

 

 

12

 

 

 

(°F)

 

 

 

 

 

 

 

 

ure

 

 

capacityTotal

capacityTotal Btu/h)10(3

10

 

 

temperat

 

 

 

 

DB

 

 

 

 

 

 

 

air

 

 

 

 

 

 

8

intake

 

 

 

 

 

 

 

oor

 

 

 

 

 

 

 

 

 

Ind

 

 

 

 

 

 

consumptionpowerTotal

 

6

 

 

 

 

 

 

powerTotalconsumption

(kW)

 

 

 

 

ure

(°F)

 

 

 

 

 

 

perat

 

 

75

 

 

0.8

 

 

airDB

tem

 

 

70

 

 

 

 

intake

 

 

 

 

65

 

 

 

Indoor

 

 

 

 

 

 

 

0.6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.4

 

 

 

 

 

 

 

 

 

15

25

35

45

 

55

 

Outdoor intake air WB temperature (°F)

MUZ-FD12NA

 

 

 

 

 

 

Airflow = 420 CFM

 

20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Btu/h)3

18

 

 

 

 

 

 

 

 

 

 

 

14

 

 

 

 

 

DB

 

(°F)

 

 

10

16

 

 

 

 

 

 

 

temperature

 

 

 

12

 

 

 

 

air

 

 

 

 

 

 

 

 

 

intake

 

 

 

 

 

 

(

 

 

Indoor

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(kW)

1.1

 

 

 

 

 

 

 

 

(°F)

 

 

 

 

 

 

air

DB

 

perature

 

 

 

1.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tem

 

 

 

 

0.9

 

 

 

intake

 

 

 

 

 

 

 

 

 

 

Indoor

 

 

 

 

 

 

 

 

 

0.8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.6

 

 

 

 

 

 

 

 

 

 

 

 

15

25

35

45

55

 

 

 

 

 

Outdoor intake air WB temperature (°F)

65

70

75

75

70

65

This value of frequency is not the same as the actual frequency in operating. Refer to 7-5 and 7-6 for the relationships between frequency and capacity.

10

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Contents MUZ-FD09NA MUZ-FD09NA- U1 MUZ-FD12NA MUZ-FD12NA- U1 Page Technical Changes Part Names and FunctionsSpecification MUZ-FD09NA MUZ-FD12NATest condition Operating RangeOutlines and Dimensions Required SpaceWiring Diagram Refrigerant System Diagram MAX. Refrigerant Piping Length and MAX. Height DifferenceData Heating Performance Curve CoolingMUZ-FD09NA MUZ-FD12NA MUZ-FD09NACondensing Pressure Cooling Condensing pressure65 70F Standard Operation Data MSZ-FD09NA MSZ-FD12NATest RUN Operation How to operate fixed-frequency operation Correction of Heating capacityR.V. Coil Control Actuator ControlOutdoor FAN Motor Control Relation Between Main Sensor and ActuatorChange in Defrost Setting Service FunctionsTroubleshooting PRE-HEAT Control SettingFailure Mode Recall Function OFFOperational procedure Outdoor unit failure mode table Troubleshooting Check Table Page Trouble Criterion of Main Parts MUZ-FD09NAMUZ-FD12NA WHT REDTroubleshooting Flow How to check inverter/ compressorCheck of open phase Check of compressorCheck of compressor operation time Check of compressor windingCheck of compressor start failure Check of outdoor thermistors Unit operates Cool mode even if it is set to Heat modeUnit operates Heat mode even if it is set to Cool mode Check of R.V. coilCheck of power supply Check of outdoor fan motorCheck of LEV Expansion valve Check of inverter P.C. board Emergency OperationPage Electromagnetic noise enters into TV sets or radios Outdoor unitTest Point Diagram and Voltage Inverter P.C. boardDisassembly Instructions Removing the cabinet PhotoPhoto Removing the discharge temperature thermistor Removing the inverter assembly, inverter P.C. board PhotoPhoto 4 inverter assembly Removing R.V. coilRemoving outdoor fan motor Photo Removing the compressor and 4-way valvePage New publication, effective Jan