Friedrich MD12Y3JM, Service Manual

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1. Specification
Indoor unit type Ceiling Concealed Duct - Low Static
Model MD12Y3JM
Power Supply Ø / V / Hz 1/ 208~230/ 60
Capacity(*) Btu/h class 12,000
Current Running Current A 0.25
Fan Motor Type BLDC
Fan Type Sirocco Fan
Motor Output(W) x No. of Unit 5 x 1, 19 x 1
Air Flow Rate
(H / M / L)
CMM 9.5 / 8.5 / 7.5
CFM 335 / 300 / 265
External Static Pressure mmAq 4
Capacitor
μF / Vac
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Drive Direct Drive
Coil Row x Column x FPI 2R x 12C x 21
Dimensions
(W x H x D)
Body mm(inch) 820 x 190 x 575(32 9/32x7 1/2x 22 21/32)
Decorative Panel mm(inch) -
Net Weight Body kg (lbs) 20.5(45.2)
Decorative Panel kg (lbs) -
Air Filter Long life filter
Sound Level (H / M / L) dB(A)+3 33/ 31/26
Piping
Connections
Liquid mm (inch) 6.35 (1/4)
Gas mm (inch) 9.52 (3/8)
Drain(OD/ID) mm(inch) 32/25(1.26/0.984)
Dehumidification Rate l/h 1.2
Safety Devices Fuse, thermal protector for fan motor
Temperature Sensor Thermistor
Refrigerant R410A
Refrigerant Control EEV(in Outdoor unit)
Transmission Interunit Cable No. x AWG 4 x 18 (Including Earth)
Note:
1. Capacities are based on the following conditions:
Cooling: - Indoor Temperature 26.7
˚C(80˚F) DB/19.4˚C(67˚F)
- Outdoor Temperature 35
˚C(95˚F) DB/23.9˚C(75˚F)
Heating: - Indoor Temperature 21.1
˚C(70˚F) DB/15.6˚C(60˚F) WB
- Outdoor Temperature 8.3
˚C(47˚F) DB/6.1˚C(43˚F) WB
Piping Length - Interconnecting Piping Length 7.5m(24.6 ft.)
- Level Difference of Zero
2. Wiring cable size must comply with the applicable local and national code.
3. The specification may be subject to change without prior notice for purpose of improvement.
4. For more Capacity(*),refer to the combination table
Conversion Formula
kW = Btu/h class X 0.0002931
cfm = CMM x 35.3
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