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Climate 5000 VRF
4 Way Compact Cassette Type Indoor Unit
MC4W Series - DC Fan Motor
Installation manual
MC4W15-1D
MC4W22-1D
MC4W28-1D
MC4W36-1D
MC4W45-1D
Thank you very much for purchasing our air conditioner.
Before using your air conditioner, please read this manual carefully and keep it for future reference.
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Summary of Contents for Bosch MC4W15-1D
- Page 1 Climate 5000 VRF 4 Way Compact Cassette Type Indoor Unit MC4W Series - DC Fan Motor Installation manual MC4W15-1D MC4W22-1D MC4W28-1D MC4W36-1D MC4W45-1D Thank you very much for purchasing our air conditioner. Before using your air conditioner, please read this manual carefully and keep it for future reference.
- Page 2 2 | NOTES 6720874427 (2017/04) 4 Way Compact Cassette Type Indoor Unit...
- Page 3 PRECAUTIONS | 3 CONTENTS PAGE Install according to this installation instructions only. If the installation is defective, it will cause water leakage, electrical PRECAUTIONS ....... . .3 shock and fire.
- Page 4 4 | INSTALLATION INFORMATION INSTALLATION INFORMATION Only carry out work on the unit in suitable weather conditions. Improper installation work may result in the equipment falling and causing accidents. To install properly, please read this "installation manual" first. If the refrigerant leaks during installation, ventilate the The air conditioner must be installed by qualified persons.
- Page 5 ATTACHED FITTINGS | 5 ATTACHED FITTINGS Please check whether the following fittings were supplied with the unit. There maybe some surplus fittings left over. Four-way Four-way Cassette NAME SHAPE Cassette (compact) INSTALLATION FITTINGS 1. Installation paper board 2. Soundproof / insulation Tubing &...
- Page 6 6 | INDOOR UNIT INSTALLATION INDOOR UNIT INSTALLATION Please adjust the hexangular nuts on the four installation hooks evenly, to ensure the balance of the body. 5.1. Installation place • If the drainpipe is awry, leakage will be caused by the malfunc- (Refer to Fig.5-1, Fig.5-2, Fig.5-3 for specification.) tion of the water-level switch.
- Page 7 INDOOR UNIT INSTALLATION | 7 Drain side NOTE All the pictures in this manual are for explanation purpose only. They may be slightly different from the air conditioner you purchased (Dependant on model).The actual shape shall prevail. 5.3. Install The Panel CAUTION Never put the panel face down on the floor or against 545 (Hook-location)
- Page 8 8 | INSTALL THE CONNECTING PIPE ■ INSTALL THE CONNECTING PIPE Install the panel on the main body with bolt (M5×16) and washer. (Refer to Fig.5-11 ) ■ Adjust the four panel hook screws to keep the panel horizontal, ■...
- Page 9 REFRIGERANT PIPE CONNECTION | 9 REFRIGERANT PIPE CONNECTION Use oil Use frozen oil Bend the pipe with thumb 7.1. Expel The Air ■ Flaring Fig.6-1 • Cut a pipe with a pipe cutter. • Insert a flare nut into a pipe and flare the pipe. Bend the pipe with thumb Make the ends Make the ends...
- Page 10 10 | CONNECT THE DRAIN PIPE CONNECT THE DRAIN PIPE 7.2. Check The Leakage ■ Check all the joints with the leak detector or soap water. (See 8.1. Install The Drainpipe Of The Indoor Unit Fig.7-6 as a reference illustration) The drainpipe can use PVC pipe (external diameter about 37~ 39mm, inner diameter is 32mm).
- Page 11 WIRING | 11 WIRING Gradient 0.8-1.0m <200mm < 200mm over 1/100 Lean over 1/100 ■ Caution • The air conditioner should use separate power supply with rated voltage, the voltage of power supply must be with- in90%~110% of rated value. Pump-pipe clamp (the fittings) Pump-pipe clasp (the fittings)
- Page 12 12 | CONTROL Wiring chart Power (220-240V ~ 50Hz) Power (220-240V ~ 50Hz) DISPLAY WIRE Display Wire (208-230V ~ 60Hz) (208-230V ~ 60Hz) BOARD CONTROLLER board controller TO WIRE CONTROLLER To wire controller The reserved wire control The reserved cable control function is function is indicated in broken indicated in broken table, user can purchase INDOOR...
- Page 13 TROUBLE SHOOTING | 13 TROUBLE SHOOTING TEST OPERATION Table.11-1 ■ The test operation must be carried out after the entire installation has been completed. LED Lamp NO. Type Contents Remarks flash ■ Please confirm the following points before the test operation: The evaporator sensor check point After the malfunctions...
- Page 14 14 | NOTES 6720874427 (2017/04) 4 Way Compact Cassette Type Indoor Unit...
- Page 15 NOTES | 15 4 Way Compact Cassette Type Indoor Unit 6720874427 (2017/04)
- Page 16 Robert Bosch (Pty) Ltd., 15th Road, Randjespark 1685 Midrand SOUTH AFRICA...