Friedrich HM12YJ User manual

SVC Manual(Exploded View)

Model : HM12YJ

FAC P/No : 960-914-07

- 2 -

Product Specifications

Note:

: Applied, - : No relation

For circuit breaker rating, please conform to local standards wherever necessary.

Some of functions are slightly different depending upon models.

The specification may be subject to change without notic for purpose of improvement.

System 12K

FAC Model Name

System MH12YJ

Outdoor Unit MRH12Y3J

Indoor Unit MWH12Y3J

Cooling Capacity kW 3.516

Btu/h. 12,000

Heating Capacity kW 3.986

Btu/h. 13,600

Power Input Cooling/Heating W 857/960

Running Current Cooling/Heating A 3.8 / 4.3

Starting Current Cooling/Heating A 3.8 / 4.3

Cooling COP - 4.1

EER W/W 4.13

Btu/h.W 14

SEER 25

HSPF 11

Power Supply Ø / V / Hz 1/208-230/60

Power Factor % 97.7

Air Flow Rate Indoor,Max m3/min(CFM) 14(494)

Outdoor,Max m3/min(CFM) 50(1,766)

Moisture Removal l/h. 1.7

Sound Level Indoor,H/M/L/Sleep dB(A)±3 42 / 36 / 25 / 17

Outdoor,Max dB(A)±3 51

Refrigerant & Charge (at 7.5 m) g(oz) R410A, 1,250(44.1)

Additional Refrigerant charge g/m(oz/ft) 20(0.22)

Compressor

Type 2P Rotary

Model GKT128MAA

Motor Type Brushless DC Motor

Oil Type FVC68D

Oil Charge cc 450

O.L.P. name -

Fan(Indoor) Type Cross Flow Fan

Motor Output W 20

Fan(Outdoor)

Type Propeller, Fan

Motor Type BLDC

Motor Output W 85

Circuit Breaker* A 15

Min.Ampacity A 0.1

Power Supply Cable No.*mm2(AWG) 3*1.0(16)

Power and Transmission Cable No.*mm2 No.*mm2(AWG) 4*1.0(16)

Piping Connections Liquid Side mm(in) 6.35(1/4)

Gas Side mm(in) 9.52(3/8)

Drain Hose(O.D / I.D.) mm(in) 21.5 / 16.0(0.85 / 0.63)

Dimensions

Indoor (W*H*D) mm 875*295*235

inch 34.4*11.6*9.25

Outdoor (W*H*D) mm 870*655*320

inch 34.2*25.8*12.6

Net Weight Indoor kg(lbs) 11.0(24.25)

Outdoor kg(lbs) 43(94.8)

Gross Weight Indoor kg(lbs) 13.0(28.6)

Outdoor kg(lbs) 45(99.2)

Operation Range Cooling(Outdoor) °C(℉) -10~48(14~118.4)

Heating(Outdoor) °C(℉) -10~24(14.0~75.2)

Piping Length (Min/Max) m(ft) 3(9.84) / 15(49.2)

Chargeless m(ft) 7.5(24.6)

Max. Elevation Difference m(ft) 7(23)

Tool Code(Chassis) Indoor + Outdoor SM + UE

Functions

Temperature Control Thermistor

Allergy free filter -

Plasma Filter O

Prefilter(washable/anti-fungus) O

Auto Clean O

CHAOS Wind(Auto Wind) O

Steps, Fan/Cool/Heat 6/6/6

Airflow Direction Control(up& Down) Auto

Airflow Direction Control(left & right) Auto

Remote Controller Type Wireless LCD

Setting Temperature Cooling 18°C ~ 30°C

Range Heating 16°C ~ 30°C

Auto Operation (Micom Control) -

Auto Changeover (Micom Control) O

Self Diagnosis O

Timer 24h, On/Off

Sleep Operation O

Soft Dry Operation O

Restart Delay(minute) 3

Deice Control(Defrost) O

Hot Start O

Jet Cool(Surge) O

Low Ambient Operation O

Special Function Water Level Sensor

- 3 -

2. Piping Diagrams

Indoor Unit Outdoor Unit

Heat

Exchanger

(Evaporator)

Heat

Exchanger

(Condenser)

Compressor

Accumulator

Gas Side

3-Way Valve

2-Way Valve

Liquid Side

Cooling

Heating

Reversing Valve

EEV

Th1

Th6

Th3

Th7

Th4

Th5

LOC. Description PCB Connector

Th1 Thermistor for sunction air temperature CN-TH1(Indoor)

Th3 Water level sensor (Option) CN-TH2(Indoor)

Th4 Thermistor for evaporator middle temperature CN-TH3(Indoor)

Th5 Thermistor for discharge pipe temperature CN-TH2(OUTDOOR)

Th6 Thermistor for condensing temperature CN-TH1(OUTDOOR)

Th7 Thermistor for outdoor air temperature CN-TH1(OUTDOOR)

※EEV : Electronic Expansion Valve

- 4 -

3. Wiring Diagrams

N-

N-C

N-

N-REMO

N-

N-TH3

N-

N-TH2

N-

N-TH1

N-

N-DISP1

N-

N-HVB

N-

N-DISP3

N-

N-12V

N-

N-SW

N-

N-DISP2

N-

N-SUB1

N-

N-STEP_R

N-

N-PLASMAC

N-

N-MOTOR1

N-

N-SUB2

N-

N-STEP_L

N-

N-LIMI

N-

N-SUB

N-

N-U/D

N-

N-L/R

Indoor Unit

- 5 -

Safety Precautions

CN-COIL1CN-COIL2

CN-4WAY

CN-EEV

CN-TH1CN-TH2

CN-FAN(BLDC)

CN_TH4 CN_EEV

CN_TH3 CN_4WAY CN_PSC2

CN_PSC1

CN_MOTOR1

CN_CP(L)

CN_CP(N)

CN_TH2

Outdoor Unit

- 6 -

Exploded View

267110

263230C

131410

W6631C

152302

135313

346810

135080

135500C

147581

352150

354212

249951

342800

149304

35211B

135311

147582

359011

354210

146811A

146811B

733010

146811B

135500A

149303

268711G

W6640A

268711D

135316

263230B

268711H

268711B

Indoor Unit

Exploded View

Indoor Unit

- 7 -

-8 -

Outdoor Unit

435512

546810

349600

447910

550140

661400

554031

554160

552203A

552203B

552116

552202

559010

237202

437211

435301

261704

430410

152503

437212

135500

263230A

263230B

649950

268711C

561410

W49810

W6631

W4986

W6640

435511B

55211G

552200

- 9 -

Outdoor Unit

P/No. : 960-914-07

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