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The design and specifications are subject to change without prior notice for product  

improvement. Consult with the sales agency or manufacturer for details.

 Page 36 

QSBPT2I-053AEN(R32)(I)

Summary of Contents for KTI-18HWF 32

Page 1: ...ITIONER Installation Manual Middle Static Pressure Duct Type IMPORTANT NOTE Read this manual carefully before installing or operating your new air conditioning unit Make sure to save this manual for f...

Page 2: ...door Unit Installation 13 a Outdoor Unit Installation Instructions 13 b Outdoor Unit Types and Specifications 14 c Notes on Drilling Hole in Wall 15 Drainpipe Installation 16 Table of Contents Install...

Page 3: ...ructions 20 Wiring 22 a Outdoor Unit Wiring 22 b Indoor Unit Wiring 23 c Power Specifications 25 Air Evacuation 27 a Evacuation Instructions 27 b Note on Adding Refrigerant 28 Test Run 29 MC MC 7 8 9...

Page 4: ...the outdoor unit Transfer connector 9 52 12 7 Packed with the indoor unit used for multi type models only NOTE Pipe size may differ from appliance to appliance To meet different pipe size requirements...

Page 5: ...upervision of the person competent in the use of flammable refrigerants Appliance shall be stored in a well ventilated area where the room size corresponds to the room area as specified for operation...

Page 6: ...uld be read carefully WARNING CAUTION Explanation of symbols displayed on the indoor unit or outdoor unia applicable to the unit adopts R32 R290 Refrigerant only WARNING Appliance shall be installed o...

Page 7: ...7 Install the indoor unit Page 8 INSTALLATION ORDER Install the outdoor unit Page 13 Install the drainpipe Page 16 Evacuate the refrigeration system Page 27 Connect the wires Page 22 Connect the refri...

Page 8: ...Enough room exists for installation and maintenance Enough room exists for the connecting pipe and drainpipe The ceiling is horizontal and its structure can sustain the weight of the indoor unit The...

Page 9: ...er Electric control box Table 4 1 unit mm inch MODEL Btu h Outline dimension A B C 18K 210 8 3 674 26 5 880 34 6 24K 249 9 8 774 30 5 1100 43 3 30K 36K 249 9 8 774 30 5 1360 53 5 36K 60K 300 11 8 874...

Page 10: ...same size before moving on 2 Install and fit pipes and wires after you have finished installing the main body When choosing where to start determine the direction of the pipes to be drawn out Especial...

Page 11: ...ording to the size of the air inlet 5 Refer to the following static pressure guidelines when installing the indoor unit Change the fan motor static pressure according to external duct static pressure...

Page 12: ...ner you have purchased may be slightly different in design though similar in shape Step 5 Fresh air duct installation Dimension Duct joint for fresh air 125mm 4 92 160mm 6 3 MODLE 18 60 Step 6 Motor a...

Page 13: ...between the outdoor and indoor unit may not exceed the maximum allowable pipe length If possible DO NOT install the unit where it is exposed to direct sunlight If possible make sure the unit is locat...

Page 14: ...ig 5 8 Fig 5 9 Fig 5 6 Fig 5 5 A B D W H W H Fig 5 4 Outdoor Unit Dimensions W x H x D Mounting Dimensions Distance A Distance B 760x590x285 29 9x23 2x11 2 530 20 85 290 11 4 810x558x310 31 9x22x12 2...

Page 15: ...he protective wall cuff in the hole This protects the edges of the hole and will help seal it when you finish the installation process Fig 5 11 L H 300 cm 118 or more A 60 cm 23 6 or more 150 cm 59 or...

Page 16: ...late all piping to prevent condensation which could lead to water damage If the drainpipe is bent or installed incorrectly water may leak and cause a water level switch malfunction In HEAT mode the ou...

Page 17: ...about 12mm 0 5 This will ensure proper water drainage See Fig 6 5 Place the protective wall cuff in the hole This protects the edges of the hole and will help seal it once you finish installation Wall...

Page 18: ...after completing the installation work Notes On Pipe Length and Elevation Ensure that the length of the refrigerant pipe the number of bends and the drop height between the indoor and outdoor units me...

Page 19: ...raps in the rising gas piping can prevent this CAUTION The indoor unit is installed higher than the outdoor unit If the outdoor unit is installed higher than the indoor unit It is recommended that ver...

Page 20: ...t seal of refrigerant piping connection They must be completely removed 1 Hold the pipe at a downward angle to prevent burrs from falling into the pipe 2 Using a reamer or deburring tool remove all bu...

Page 21: ...m the unit Fig 7 10 CAUTION Ensure to wrap insulation around the piping Direct contact with the bare piping may result in burns or frostbite Make sure the pipe is properly connected Over tightening ma...

Page 22: ...ctrical shock Ensure that main power supply connection is made through a switch that disconnects all poles with contact gap of at least 3mm 0 118 DO NOT modify the length of the power cord or use an e...

Page 23: ...electrical or metal parts 6 Reinstall the cover of the electric control box Indoor Unit Wiring 1 Prepare the cable for connection a Using wire strippers strip the rubber jacket from both ends of the s...

Page 24: ...will then start the fan for airflow automatic adjustment ON will flash during when the fan is on during automatic airflow adjustment After 3 to 6 minutes the air conditioning unit stops operating onc...

Page 25: ...ASE 1 Phase 1 Phase 1 Phase 1 Phase 1 Phase 208 240V 208 240V 208 240V 208 240V 208 240V CIRCUIT BREAKER FUSE A 25 20 32 25 50 40 70 55 70 60 MODEL Btu h 36K 37K 60K 36K 37K 60K POWER PHASE 3 Phase 3...

Page 26: ...OWER indoor PHASE 1 Phase 1 Phase 1 Phase 1 Phase 208 240V 208 240V 208 240V 208 240V CIRCUIT BREAKER FUSE A 15 10 15 10 15 10 15 10 POWER outdoor PHASE 3 Phase 3 Phase 3 Phase 3 Phase 380 420V 380 42...

Page 27: ...e of the manifold gauge Keep the High Pressure side closed 4 Turn on the vacuum pump to evacuate the system 5 Run the vacuum for at least 15 minutes or until the Compound Meter reads 76cmHG 1x105Pa 6...

Page 28: ...as the standard pipe length is 5m 16 The additional refrigerant to be charged can be calculated using the following formula Liquid Side Diameter R32 Total pipe length standard pipe length x 12g 0 13oZ...

Page 29: ...d correctly d Ensure the indicators on the remote control and the display panel on the indoor unit work properly e Ensure the manual buttons on the indoor unit works properly f Check to see that the d...

Page 30: ...is appliance you have the following options Dispose of the appliance at designated municipal electronic waste collection facility When buying a new appliance the retailer will take back the old applia...

Page 31: ...ossible ignition sources including cigarette smoking should be kept sufficiently far away from the site of installation repairing removing and disposal during which flammable refrigerant can possibly...

Page 32: ...ties are advised Initial safety checks shall include that capacitors are discharged this shall be done in a safe manner to avoid possibility of sparking that there no live electrical components and wi...

Page 33: ...shall be achieved by breaking the vacuum in the system with OFN and continuing to fill until the working pressure is achieved then venting to atmosphere and finally pulling down to a vacuum This proc...

Page 34: ...not exceed the maximum working pressure of the cylinder even temporarily j When the cylinders have been filled correctly and the process completed make sure that the cylinders and the equipment are re...

Page 35: ...are designated for the recovered refrigerant and labelled for that refrigerant i e special cylinders for the recovery of refrigerant Cylinders shall be complete with pressure relief valve and associa...

Page 36: ...The design and specifications are subject to change without prior notice for product improvement Consult with the sales agency or manufacturer for details Page 36 QSBPT2I 053AEN R32 I...

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