Page 1 of 33 GD Midea Refrigeration Equipment Co. Ltd MULTI SPLIT TYPE, HEAT PUMP AIR CONDITIONERS Technical service manual 2005 R407C mult
Page 10 of 33 5.Operation limits 5.1Cooling operation Outdoor unit air temp.℃ DB 45 17
Page 11 of 33 6.Wiring diagram Indoor unit A&B indoor unit
Page 12 of 33 Outdoor unit For 1 drive 2 outdoor unit
Page 13 of 33 For 1 drive 3 outdoor unit
Page 14 of 33 7.Troubleshooting 7.1 Indoor unit 7.1.1 Troubleshooting for indoor unit Operation lamp Timer lamp Failure phenomenon ☆ X Indoor fa
Page 15 of 33 Failure phenomenon Operation lamp Timer lamp Over current protection of the compressor occurs 4 times X ☆
Page 16 of 33 8 Electronic functions 8.1 Electric Control working environment 8.1.1 Input voltage: 145~260V 8.1.2 Input power frequency: 50Hz/60
Page 17 of 33 8.5 Protection 8.5.1 The compressor functions protection with a delay of three minutes. 8.5.2 High temp. protection of condenser. 8.
Page 18 of 33 compressor, indoor fan run 5 minutes in low speed. And repeat on and off cycle. 8.8.3 Low room temperature protection: When room temper
Page 19 of 33 8.9.5 Auto wind under heating mode Condition T=Indoor Temp.-Setting Temp. Indoor fan speed T<2℃ High Room temp. up T>2℃ Mid. T&
Page 2 of 33 1. Features 2. Specification 3. Dimensio
Page 20 of 33 8.11 Automatic operation mode 8.11.1 The air conditioner automatically selects one of the following operation modes: cooling, hea
Page 21 of 33 8.16 Outdoor fan motor T4: Outdoor temp. T4 Outdoor fan motor T4>27℃ High speed Cooling mode T4<25℃ Low speed T4>13℃ Low
Page 22 of 33 9 Exploded view parts 9.1 INDOOR UNIT Exploded View Parts for Model: EL-KFR26G/TN2Y-A(B) 220-240V~ 50Hz :Indoor Unit No. Part N
Page 23 of 33 Exploded View Parts for Model: EL-KFR36G/TN2Y-A(B) 220-240V~ 50Hz :Indoor Unit No. Part Name Quantity BOM code No. Part Name
Page 24 of 33 9.2 Universal Outdoor Unit M2OA-18HRN2 220~240V,50Hz: Outdoor Unit 4 5 6 7101113211912232218171514 1 2 316 9 82420252627282930313
Page 25 of 33 18 Installation plate for valves 1 10718111817 2125024209 19 Compressor B 1 10718121817 2140061730 20 Compressor A 1 10718121817 2
Page 26 of 33 M2OA-21HRN2 220~240V,50Hz: Outdoor Unit 4 5 6 7101113211912232218171514 1 2 316 9 82420252627282930313233343536373839404142434446414
Page 27 of 33 19 Compressor B 1 10718121817 2140061730 20 Compressor A 1 10721121807 2140061562 21 Chassis 1 53818121813 2125024230 22 4-Way
Page 28 of 33 M3OA-27HRN2 220-240V 50Hz : Outdoor Unit 791011131220192322181514 1 32124 2 45 6
Page 29 of 33 16 Right clapboard 1 10830121815 2125019003 17 Big Handle 1 10718121821 2115029004 18 Installation plate for valves 1 108301218
Page 3 of 33 1.Features 1.1 Compact design 1.2 High efficiency and quiet operation 1.3 Unitary outdoor unit design
Page 30 of 33 50 Low Pressure Valve Ass'y 1 10827121804 2165019091 51 High Pressure Valve Ass'y 1 10827121805 2165019036 52 High Pres
Page 31 of 33 9 Condensator, unit A 1 10830121809 2155019019 10 Cover 1 10830121810 2125029003 11 Small Handle 1 10830121811 2115029006 12 R
Page 32 of 33 43 Wire jiont, 5p 3 10830121829 2230145090 44 Control board for R407C distributor 1 10827121807 2138950300 45 Compressor capacit
Page 33 of 33 10. Characteristic of temp. sensor Temp.℃ Resistance KΩ Temp.℃ Resistance KΩ Temp.℃ Resistance KΩ -10 62.2756 17 14.6181
Page 4 of 33 2 Specification 2.1 Indoor unit Model EL-KFR26G/TN2Y-A(B) EL-KFR36G/TN2Y-A(B) Power supply Ph-V-Hz 1, 220-240V~,50Hz 1, 220-240V~,50
Page 5 of 33 2.2 Outdoor unit Model M2OA-18HRN2 M2OA-21HRN2 M3OA-27HRN2 M3OA-30HRN2 Power supply Ph-V-Hz 1Ph,220-240V,50Hz 1Ph,220-240V,50Hz 1Ph,2
Page 6 of 33 c.Fin spacing mm 1.7 1.7 1.5 1.5 d.Fin type (code) HYDROPHILIC ALUMINIUM HYDROPHILIC ALUMINIUM Hydrophilic aluminium Hydrophilic al
Page 7 of 33 3.Dimensions 3.1 Indoor unit A BCD BCPanel APanel B A B C EL-KFR26G/TN2Y-A(B)214 750 250 EL-KFR36G/TN2Y-A(B)217 815 282
Page 8 of 33 3.2 Outdoor unit Outdoor unit 18K/21K Outdoor unit 27K/30K
Page 9 of 33 4.Refrigeration cycle diagram “1 drive 3 system” is made up of one “1 drive 1 system” and one “1 drive 2 system”. PMV1 1 driv
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