1. Specifications

1-9 Performance Charts

Heating Characteristics

(2) Operating Pressure

1 Indoor Unit: 42 Type Outdoor Unit: CH4242

• High Pressure

High pressure characteristics versus outdoor ambient temperature and indoor temperature. (Indoor relative humidity: 50%, Indoor fan speed: High)

230V / 208V

Discharge pressure (psig)

340

320

300

280

260

240

220

200

180

14

(–10)

Indoor temp. °F (°C)

75 (24)

70 (21)

65 (18)

23

32

41

50

59

68

(–5)

( 0 )

( 5 )

(10)

(15)

(20)

Outdoor ambient temp. °F (°C)

2229_X_S

1

• Low Pressure

Low pressure characteristics versus outdoor ambient temperature and indoor temperature. (Indoor relative humidity: 50%, Indoor fan speed: High)

230V / 208V

Suction pressure (psig)

90

80

70

60

50

40

30

14

23

32

41

50

59

(–10)

(–5)

( 0 )

( 5 )

(10)

(15)

Outdoor ambient temp. °F (°C)

Indoor temp. °F (°C)

75 (24)

70 (21)

65 (18)

68

(20)

2230_X_S

SM830082

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Sanyo UH3642 / CH3642, XH3642 / CH3642, XH4242 / CH4242, XH2442 / CH2442, TH4242 / CH4242, UH2442 / CH2442 service manual 2229XS