background image

CAUTION

The power cord connected to the indoor unit should be
complied with the following specifications
(Type H05VV-F(Indoor), H07RN-F(Outdoor) approved
by HAR or SAA).

 

1

  

1

  

1

  

N

   

N

   

N

2

2

3

3

1

 

N

 

L

   

  

N

1

 

N

 

L

 

 

N

BROWN

BLUE GREEN/YELLOW

BROWN

BLUE

BR

OWN

 

RED

BLUE

BROWN

BROWN

WHITE

Power supply

   BLUE

 BROWN

WHITE

 

BLUE

GREEN/YELLOW

GREEN/YELLOW

RED

YELLOW

YELLOW

BLUE GREEN/YELLOW

The power connecting cable connected to the indoor
and outdoor unit should be complied with the following
specifications
(Type H07RN-F approved by HAR or SAA).

The connecting cable connected to the indoor and out-
door unit should be complied with the following specifi-
cations
(Type H07RN-F approved by HAR or SAA).

• 7K~18K cooling model

Terminal on the indoor unit

Terminal on the indoor unit

Terminal on the outdoor unit

Terminal on the outdoor unit

• 7K~18K heat pump model

Terminal on the indoor unit

Terminal on the outdoor unit

• 24K

 

 

cooling 

model

.

3

.6 Connecting the cable between indoor

unit and outdoor unit

3

.6.1 Connect the cable to the Indoor unit.

• Connect the cable to the indoor unit by connecting

the wires to the terminals on the control board indi-
vidually according to the outdoor unit connection
.
(Ensure that the color of the wires of the outdoor  unit
and the terminal No. are the same as those of the
indoor unit.)

NORMAL
CROSS-SECTIONAL
AREA 2.5mm2
(18K: 1.5mm2, 7K~14K: 1.0mm2)

NORMAL
CROSS-SECTIONAL
AREA 2.5mm2
(18K: 1.5mm2, 7K~14K: 1.0mm2)

NORMAL
CROSS-SECTIONAL
AREA 0.75mm2 

Air Conditioner Service Manual

11

GREEN/YELLOW

Air 

Conditioner

Main power source

Circuit Breaker
Use a circuit
breaker or time
delay fuse.

Circuit Breaker
Use a 25A circuit
breaker or time
delay fuse.

Air 

Conditioner

Main power source

❒ 

~18K Model

If a power plug is not to be used, provide a circuit breaker
between power source and the unit as shown below.

CAUTION

24K~ Model

If a power plug is not to be used, provide a circuit breaker
between power source and the unit as shown below.

. 24K heat pump model

   

  

N

1

 

2

 

3

YELLOW

WHITE

Power supply

   RED

L

 

N

 

L

 

N

 

Terminal on the indoor unit

Terminal on the outdoor unit

GREEN/YELLOW

 

BROWN BLUE

 

BLUE

 

BROWN

GREEN/YELLOW

 

YELLOW

 

WHITE

 

RED

 

1

 

2

 

3

 

Содержание KSWT SERIES

Страница 1: ...INSTALLATION INSTRUCTION Air Conditioner Service Manual Wall mounted Split Type KSWT SERIES ...

Страница 2: ...air cooling type is available 1 2 2 Weak points 1 A little amount of evaporation heat should circulate a great deal of liquid at the same refrigerating capacity 2 When using for iron steels scale occurs more rapidly than ammonia use due to hydrolysis 3 Generally it is fused in lubricant 4 Since it is not melted in water water is separated and water closing occurs in capillary tube 5 High price 10 ...

Страница 3: ...for high low pressure Putty Vinyl tape Remocon fixture Fixture clamping screw Remocon Refrigerant circuit connection to Indoor Outdoor Chaging of wall through hole Wire pipe finishing Remocon hanger Remocon fixture fixing Indoor Outdoor wire connnection Outdoor protection in a unusedseason like winter Vibration absorption of outdoor Wire pipe finishing Finishing Drainage Wall through Indoor Outdoo...

Страница 4: ...eight into account and select a place where noise and vibration are minimum 5 Select a place so that the warm air and noise from the air conditioner do not disturb neighbors 6 Rooftop Installations If the outdoor unit is installed on a roof structure be sure to level the unit Ensure the roof structure and anchoring method are adequate for the unit location Consult local codes regarding rooftop mou...

Страница 5: ...he hole through the wall for piping connections must be done safely For right rear piping and left rear piping draw a line in the direction of the arrow marked D The meeting point of the two lines is the center of the hole 5 7mm 0 2 0 3 Indoor WALL Outdoor Installation Plate Marking off line Thread Weight Type A screw A B A B C C D D A B D C A B D C ø70mm Left rear piping Right rear piping Hole Ce...

Страница 6: ...d outdoor unit then put them on pipe tube having completed burr removal not possible to put them on after flaring work Copper pipe 90 Slanted Uneven Rough Bar Copper pipe Clamp handle Red arrow mark Cone Yoke Handle Bar A Pipe Reamer Point down Flare nut Copper tube D Flaring work Carry out flaring work using flaring tool as shown below Firmly hold copper pipe in a die in the dimension shown in th...

Страница 7: ... hooks engage into their slots click ing sound C Tape the tubing drain hose and the connecting cable Be sure that the drain hose is located at the lowest side of the bundle Locating at the upper side can cause drain pan to overflow inside the unit E Connecting the pipings to the indoor unit and drain hose to drain pipe Align the center of the pipings and sufficiently tighten the flare nut by hand ...

Страница 8: ...door unit pipe Pipe Torque wrench Indoor unit tubing Spanner fixed Connection pipe Flare nut Vinyl tape narrow Adhesive Drain pipe Indoor unit drain hose When extending the drain hose at the indoor unit install the drain pipe Tighten the flare nut with a wrench 3 8 4 2kg m 1 4 1 8kg m 1 2 5 5kg m 1 4 1 8kg m 24K 5 8 6 6kg m 3 8 4 2kg m Pipe Size Torque Capacity Btu h GAS LIQUID Wrap the area which...

Страница 9: ... Tighten the flare nut with a wrench G Wrap the insulation material around the connect ing portion Overlap the connection pipe heat insulation and the indoor unit pipe heat insulation material Bind them together with vinyl tape so that there is no gap Plastic bands Insulation material Vinyl tape narrow Connection pipe Connecting cable Indoor unit piping Pipe Vinyl tape Wrap with vinyl tape Indoor ...

Страница 10: ...on chassis and push the bottom of tubing holder to be engaged at the bottom of chassis J Indoor unit installation 1 Remove the spacer 2 Ensure that the hooks are properly seated on the installation plate by moving it left and right Drain hose Connecting cable Piping for passage through piping hole Taping Wrap with vinyl tape Vinyl tape Drain hose Pipe Bundle the piping and drain hose together by w...

Страница 11: ...nd outdoor unit 3 6 1 Connect the cable to the Indoor unit Connect the cable to the indoor unit by connecting the wires to the terminals on the control board indi vidually according to the outdoor unit connection Ensure that the color of the wires of the outdoor unit and the terminal No are the same as those of the indoor unit NORMAL CROSS SECTIONAL AREA 2 5mm2 18K 1 5mm2 7K 14K 1 0mm2 NORMAL CROS...

Страница 12: ...the casing of electrical fittings are liable to come loose from vibrations to which the unit is subjected during the course of transportation Check them and make sure that they are all tightly fastened If they are loose it could cause burn out of the wires 3 Specification of power source 4 Confirm that electrical capacity is sufficient 5 See to that the starting voltage is maintained at more than ...

Страница 13: ...to prevent water entering the room 3 Fix the piping onto the wall by saddle or equivalent Trap Seal small openings around pipings with a gum type sealer Trap Trap is required to prevent water from entering into electrical parts 3 7 Checking the Drainage and forming the pipings 3 7 1 Checking the drainage A To remove the front panel from the indoor unit remove the front panel from the indoor unit c...

Страница 14: ...e B Leak test Connect the manifold valve with pressure gauges and dry nitrogen gas cylinder to this service port with charge hoses Pressurize the system to no more than 150 P S I G with dry nitrogen gas and close the cylinder valve when the gauge reading reached 150 P S I G Next test for leaks with liquid soap Do a leak test of all joints of the tubing both indoor and outdoor and both gas and liqu...

Страница 15: ...important to prevent leakage from the system 5 Replace the service valve caps at both the gas and the liquid side and fasten them tight This completes air purging with a vacuum pump The air conditioner is now ready to test run 1 Remove the caps from the 2 way and 3 way valves 2 Remove the service port cap from the 3 way valve 3 To open the 2 way valve turn the valve stem counter clockwise approxim...

Страница 16: ...ld be removed If the actual pressure are lower than shown the system is most likely undercharged and charge should be added The air conditioner is now ready for use Bolt Tubing connection Outside ambient TEMP The pressure of the gas side service valve 35 C 95 F 4 6kg cm2 G 56 8 85 2 P S I G This is performed when the unit is to be relocated or the refrigerant circuit is serviced Pump Down means co...

Страница 17: ......

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