Page 2 - Accessories; Indoor Unit Parts; Safety Precautions; . Outdoor Unit Installation Instructions; Drainpipe Installation; Table of Contents; Installation Manual
Accessories . ................................................... 04 " . Indoor Unit Parts . ...................................... 07 # . Indoor Unit Installation Instructions . ..... 0 Safety Precautions . .................................... 05 Outdoor Unit Installation . .......................
Page 3 - Page 3; Refrigerant Piping Connection
e Page 3 f Refrigerant Piping Connection . ..................... 23 A. Notes on Pipe Length and Elevation . ............ 23 B. Refrigerant Piping Connection Instructions .. 24 Wiring . ............................................... 26 " . Outdoor Unit Wiring . .................. 26 # . Indoor U...
Page 4 - Page 4; Others; Optional accessories; There are two types of remote controls: wired and wireless.
e Page 4 f Accessories 1 The air conditioning system comes with the following accessories. Use all of the installation parts and accessories to install the air conditioner. Improper installation may result in water leakage, electrical shock and fire, or equipment failure. Connecting wire for display...
Page 5 - Page 5; Read Safety Precautions; WARNING
e Page 5 f Safety Precautions 2 Read Safety Precautions C efore Installation Incorrect installation due to ignoring instructions can cause serious damage or injury. The seriousness of potential damage or injuries is classified as either a WARNING or B CAUTION. WARNING • Carefully read the T afety Q ...
Page 6 - Page 6; Installation Overview
e Page 6 f Installation Overview 3 Unit Installation Overview L N 1 2 3 4 5 MC MC 6 7 Install the indoor unit (Page 7) INSTALLATION ORDER Install the outdoor unit (Page 18) Install the drainpipe (Page 21) Evacuate the refrigeration system (Page 30) Connect the wires (Page 26) Connect the refrigerant...
Page 7 - Page 7; Indoor Unit Installation; Air inlet
e Page 7 f Indoor Unit Installation 4 Indoor Unit Installation Indoor Unit Parts Fig. 4.1 Air inlet Air outlet Air filter (on some models) Drain hose Electric control cabinet Refrigerant connecting pipe Safety Precautions WARNING • Securely install the indoor unit on a structure that can sustain its...
Page 8 - Page 8; Step 2: Hang indoor unit
e Page 8 f Indoor Unit Installation Fig. 4.3 Step 2: Hang indoor unit 1. Please refer to the following diagrams to locate the four positioning screw bolt holes on the ceiling. Be sure to mark the paces where you will drill ceiling hook holes. Air outlet dimensions ( B pplicable to 18-36K series only...
Page 9 - Page 9; Original concrete bricks; Wood; New concrete bricks; CAUTION; OE
e Page 9 f Indoor Unit Installation Cut off the roof beam.Strengthen the point at which the cutwas made. Consolidate the roof beam. Fig. 4.6 Fig. 4.7 Original concrete bricks Use embedding screw bold, crock and stick harness. (Refer to Fig. 4 6) Steel roof beam structure Install and use the supporti...
Page 10 - Toggle switch; Step 3: Duct and accessories installation
e Page 10 f Indoor Unit Installation Fig. 4.10 NOTE: 1. Do not put the connecting duct weight on the indoor unit. When connecting the duct, use anonflammable canvas tie-in to preventvibrating. Insulation foam must be wrapped outside theduct to avoid condensat JPO . An internal duct VOEFSMBZFS can be...
Page 11 - Step 5: Adjust the air inlet direction; indicated place in the following figure,; the; Step 6: Fresh air duct installation; Step 7: Motor and drain pump maintenance; Mo; Pump maint; Pump
e Page 11 f Indoor Unit Installation Step 5: Adjust the air inlet direction ( G rom rear side to under side) 1. Take off UIF ventilation panel and flange, UIFO cut off the staples at UIF side rail. 2. Stick the attached seal sponge JO the indicated place in the following figure, then change the moun...
Page 12 - (middle static pressure
e Page 12 f Indoor Unit Installation Fan performancesStatic pressure curve (middle static pressure duct) Code 0 Code 1 Code 2 Code 3 Code 4 Ex te rnal s ta Ɵ c pressure i n. WG (Pa) Air volume CFM (m3/h) Limit High Middle Low Rated Point 176 235 294 353 412 (300) (400) (500) (600) (700) 0.08 (20) 0....
Page 18 - Outdoor Unit Installation; Outdoor Unit Installation Instructions; VTU; DO NOT; XJMMCF; Step 2: Install outdoor unit; JO
Outdoor Unit Installation Outdoor Unit Installation Instructions Step 1: Select installation location. The outdoor unit should be installed in the location that meets the following requirements: Place the outdoor unit as close to the indoor unit as possible. Ensure that there is enough room for ...
Page 19 - Table 5.1: Length Specifications of Split; Split; Vertical Discharge Type Outdoor Unit; BOE; Outdoor Unit Dimensions
>120 cm/47 JO Air P utlet H D W > 30cm/11.8 JO Air inlet Air inlet Air inlet Air inlet (Wall or obstacle) > 30cm/11.8 JO > 30 cm / 11.8 JO > 30cm/11.8 JO Table 5.1: Length Specifications of Split Type Outdoor Unit (unit: mm/in) Table 5.2: Length Specifications of Vertical Discharge Ou...
Page 20 - UIF; GPS
NOTE: The minimum distance between the outdoor unit and UIF walls described in the installation guide does not apply to airtight rooms. Be sure to keep the unit unobstructed in at least two of the three directions (M, N, P) (See Fig. 5.10) M N P 30 cm/11.8 JO from back wall 60 cm/23.6 JO on right 60...
Page 21 - Drainpipe installation for units with a pump; NOTE ON DRAINPIPE INSTALLATION
Fig. 6.3 (7.9 JO ) < 20 cm (21.7 JO ) < 55 cm Lean over 1/50 1 - 1.5 m (39 - 59 JO ) Drainpipe installation for units with a pump Ceiling 0 - 75 mm (3 JO ) NOTE ON DRAINPIPE INSTALLATION The drainpipe is used to drain water away fromthe unit. Improper installation may cause unitand property da...
Page 22 - OFXMZCVJMUIPVTFTU; Units without a pump
Units with a pump Drainage test Check that the drainpipe is unhindered. *O OFXMZCVJMUIPVTFTU his test should be performed before the ceiling is paved. Units without a pump 1. Remove the test cover. Fill the water pan with 2 liters of water. Turn on the unit in COOLING mode. You willhear the drain pu...
Page 23 - All field piping must be completed by a; Notes; Refrigerant Piping with Twin Indoor Units
Refrigerant Piping Connection Safety Precautions WARNING • All field piping must be completed by a licensed technician and must comply with local and national regulations. • • When the air conditioner is installed in a small room, measures must be taken toprevent the refrigerant concentration inthe ...
Page 24 - Gas side; Model
Table 7.2 Permitted length Piping length Total piping length 18K+18K 30m/98 GU L+Max (L1, L2) 24K+24K30K+30K 50m/164 GU (farthest distance from the line pipe branch) 15m/49 GU L1, L2 (farthest distance from the line pipe branch) 10m/32.8 GU L1-L2 Drop height Drop height between indoor and outdoor un...
Page 25 - Table 7.5: PIPING EXTENSION BEYOND FLARE FORM; Step 4: Connect pipes; NOTE ON MINIMUM BEND RADIUS; Bend the pipe with
5. Clamp UIF flare form on the end of the pipe. The end of the pipe must extend beyond the flare form. Flare form Pipe Fig. 7.5 Place UIF flaring tool onto the form. Turn the handle of the flaring tool clockwise until the pipe is fully flared. Flare the pipe in accordance with the dimensions shown i...
Page 26 - Rated Current of
TAKE NOTE OF FUSE SPECIFICATIONS The air conditioner’s printed circuit board (PCB) is designed with a fuse that provides overcurrent protection. The specifications of the fuse are printed on the circuit board & xamples of such are T5A/250VAC and T10A/250VAC. Wiring Safety Precautions WARNING • D...
Page 27 - Indoor Unit Wiring; BM
C Using wire strippers, strip the rubber jacket from both ends of the signal cable to reveal approximately 15 cm (5.9 JO ) of wire. D Strip the insulation from the ends. E Using a wire crimper, crimp u-lugs on the ends. NOTE: When connecting the wires, strictly follow the wiring diagram found inside...
Page 28 - Power Specifications; Indoor Power Supply Specifications
Power Specifications Wiring e Page 28 f Indoor Power Supply Specifications MODEL (Btu/h) d 18K 19K 24K 25K 36K 37K 48K 49K 60K POWER PHASE 1 Phase 1 Phase 1 Phase 1 Phase 1 Phase FREQUENCY AND VOLT 208-240V 208-240V 208-240V 208-240V 208-240V CIRCUIT BREAKER/ FUSE (A) 25/20 32/25 50/40 70/55 70/60 M...
Page 30 - Air Evacuation; Watch the pressure gauge for one minute to make
e Page 30 f Air Evacuation Air Evacuation Safety Precautions CAUTION system. • Use a vacuum pump with a gauge reading lower than -0.1MPa and an air dischargecapacity above 40 L/min. • The outdoor unit does not need to be vacuumed. DO NOT open the outdoor unit’s gas and liquid stop valves. • Ensure t...
Page 31 - Note; DO; Liquid Side Diameter
e Page 31 f Air Evacuation Note P n Adding Refrigerant CAUTION • Refrigerant charging must be performed after wiring, vacuuming, and the leak testing.• D D DO O O N N NO O OTTT exceed the maximum allowable quantity of refrigerant or overcharge the system. Doing so can damage the unit or impact it’s ...
Page 32 - Before Test Run; BSF; Test Run Instructions; UIBU; Test Run
e Page 32 f Test Run Before Test Run A test run must be performed after the entire system has been completely installed. Confirm the following points before performing the test: B Indoor and outdoor units are properlyinstalled. C Piping and wiring are properly connected. D No obstacles BSF near the ...
