Friedrich HM12YJ User manual

SVC Manual(Exploded View)
Model : HM12YJ
FAC P/No : 960-914-07

- 2 -
Product Specifications
Note:
O
: Applied, - : No relation
* For circuit breaker rating, please conform to local standards wherever necessary.
h Some of functions are slightly different depending upon models.
h 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

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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
C
C
N-
N-C
N-
N-REMO
C
N-
N-TH3
C
N-
N-TH2
C
N-
N-TH1
C
N-
N-DISP1
C
N-
N-HVB
C
N-
N-DISP3
C
N-
N-12V
C
N-
N-SW
C
N-
N-DISP2
C
N-
N-SUB1
C
N-
N-STEP_R
C
N-
N-PLASMAC
N-
N-MOTOR1
C
N-
N-SUB2
C
N-
N-STEP_L
C
N-
N-LIMI
C
N-
N-SUB
C
N-
N-U/D
C
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

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Outdoor Unit

P/No. : 960-914-07