background image

13

JM1

JM2

JM3

JM1

JM2

JM3

AUTO  RESTART
REMOTE  CONTROL 2
REMOTE  CONTROL 1

Remote control unit

Remote control unit signal
selector switch

Indoor unit
Printed circuit board

ACL button

A

B

C

D

Fig. 45

2. REMOTE CONTROL UNIT CODE SWITCHING

Confirm the remote control unit signal selector switch
selection and printed circuit board setting.

If these are not confirmed, the remote control unit can-
not be operated for the air conditioner.

After setting the remote control unit signal selector
switch,  press the ACL button.

Jumper wire

JM 2

JM 3

Connect

Connect

Remote control unit

signal selector switch

A (Primary setting)

Connect

Disconnect

B

Disconnect

Connect

C

Disconnect

Disconnect

D

Table 8

(1) When removing the cabinet (iron

plate), be careful not to damage the
indoor unit internal parts and sur-
rounding area (outer case). 

(2) When processing the cabinet (iron

plate), be careful not to injure your-
self with burrs. etc.

(2) Fasten the round flange (optional) to the fresh-air

intake, as shown in Fig. 47. (If using half-concealed
installation, attach to the top.)

15. FRESH-AIR  INTAKE

(1) Open up the knockout hole for the fresh-air intake,

as shown in Fig. 46. (If using half-concealed installa-
tion, open up the top knockout hole instead.)

[After completing “2. INDOOR UNIT  INSTALLATION”...] 

(3)  Connect the duct to the round flange. 

(4) Seal with a band and vinyl tape, etc. so that air does

not leak from the connection.

Fig. 46

For half concealed
installation

Indoor unit

Fig. 47

Round duct (option parts)

Fig. 48

Duct

Summary of Contents for SPLIT TYPE AIR CONDITIONER

Page 1: ...dges or thin aluminum fins on the air conditioner can cut your fingers When Installing In a Ceiling or Wall Make sure the ceiling wall is strong enough to hold the unit s weight It may be necessary to construct a strong wood or metal frame to provide added support In a Room Properly insulate any tubing run inside a room to prevent sweating that can cause dripping and water damage to walls and floo...

Page 2: ... polyethylene insulation for copper pipes as required to precise length of piping Wall thickness of the insulation should not be less than 5 16 8 mm 3 Use insulated copper wire for field wiring Outer diameter Thickness Small pipe 3 8 9 53 mm 1 32 0 8 mm Large pipe 3 4 19 05 mm 3 64 1 0 mm Table 1 Temperature Indoor Outdoor air intake air intake Cooling Maximum 90 F DB 73 F WB 115 F DB Minimum 65 F...

Page 3: ...ge For indoor side pipe joint large pipe Coupler heat insulator small For indoor side pipe joint small pipe Nylon fastener For fixing the coupler heat insulator Special nut A large flange For installing indoor unit Special nut B small flange For installing indoor unit Installation template For positioning the indoor unit Auxiliary pipe assembly For connecting the piping Name and Shape Q ty Applica...

Page 4: ... over the room 3 Do not install the unit where it will be exposed to direct sunlight 4 Install the unit where connection to the outdoor unit is easy 5 Install the unit where the drain pipe can be easily installed 6 Take servicing etc into consideration and leave the spaces shown in Fig 2 or 3 Also install the unit where the filter can be removed FOR HALF CONCEALED INSTALLATION 2 OUTDOOR UNIT 1 Lea...

Page 5: ...ing position for Suspension bolt Ceiling Wall Template Drilling position for piping Fig 7 1 3 16 30 mm Suspension bolt pitch 63 1 600 mm 1 3 16 30 mm INDOOR UNIT TOP VIEW Dimensions Space Required for Installation For Half Concealed Installation Suspension bolt pitch should be as shown in Fig 7 Side cover B Right side 1 LOCATION OF CEILING SUSPENSION BOLTS 13 32 10 mm 6 3 32 155 mm 11 13 16 300 mm...

Page 6: ... Installation When installing the indoor unit in a semi concealed orientation make sure to reinforce the insulation of the unit on all sides Drops of water may fall from the unit if it is not thoroughly insulated Anchor Bolt Strength 7 23 to 10 85 ft lbs 100 to 150 kgf Fig 11 Ceiling panel 13 32 to 19 32 10 to 15 mm Special nut A Included Special nut B Included M10 Nut Obtained locally 3 DRILLING ...

Page 7: ...ks 4 CONNECTING THE PIPING 2 Remove outdoor unit cabinet A and cabinet D Fig 18 After removing the screws remove cabinet A by pushing it down Valve Cabinet A mounting direction Cabinet D Use the accessory screws at these points only Pipe Flare nut Small pipe Small width across flats 7 8 22 mm Large pipe Large width across flats 1 13 32 36 mm Table 3 1 OUTDOOR UNIT PROCESSING When the outdoor unit ...

Page 8: ...0 to 350 kgf cm Large pipe 57 86 to 72 37 ft lbs 800 to 1 000 kgf cm Table 4 Flare nut tightening torque Outdoor unit side 1 Tighten the flare nut of the connection pipe at the outdoor unit valve connector The tightening method is the same as that as at the indoor side 2 Seal with the accessory putty so that water does not enter at the top of the pipe insulation installed to the connection pipe la...

Page 9: ... from the closed state Table 5 4 Tighten the cap and charging valve of the two valves to the specified torque Table 6 5 VACUUMING AND ADDITIONAL CHARGE Table 6 Table 5 Cap Charging valve Tightening torque Large valve Small valve 10 85 to 14 47 ft lbs 150 to 200 kgf cm 5 07 to 6 51 ft lbs 70 to 90 kgf cm Open valve state Closed valve state If the handle is not fully open performance will drop and a...

Page 10: ...hard polyvinyl chloride pipe VP25 outside diameter 1 1 2 38 mm During installation of the drain pipe be careful to avoid applying pressure to the drain port of the indoor unit When the pipe is long install supporters Fig 31 Do not perform air bleeding Always heat insulate 11 32 8 mm or over thick the indoor side of the drain pipe 1 Install insulation for the drain pipe See Figs 32 and 33 Cut the i...

Page 11: ...rs Fig 38 1 Before starting work check that power is not being supplied to the outdoor unit 2 Match the terminal board numbers and connection cord colors with those of the outdoor unit Erroneous wiring may cause burning of the electric parts 3 Connect the connection cord firmly to the terminal board Imperfect installation may cause a fire 4 Always fasten the outside covering of the connection cord...

Page 12: ...V A C 60Hz 2 Before turning on verify that the volt age is within the 187 to 253V range 3 Always use a special branch circuit and install a special receptacle to supply power to the air conditioner 4 Use a circuit breaker and receptacle matched to the capacity of the air conditioner 5 The circuit breaker is installed in the permanent wiring Always use a cir cuit that can trip all the poles of the ...

Page 13: ...nit correctly receives the signal from the remote control unit then install the remote control unit holder 2 Select the remote control unit hold er selection site by paying careful attention to the following Avoid places in direct sunlight Select a place that will not be affected by the heat from a stove etc 1 REMOTE CONTORL UNIT HOLDER INSTALLATION Install the remote control unit holder to a wall...

Page 14: ...isconnect Connect C Disconnect Disconnect D Table 8 1 When removing the cabinet iron plate be careful not to damage the indoor unit internal parts and sur rounding area outer case 2 When processing the cabinet iron plate be careful not to injure your self with burrs etc 2 Fasten the round flange optional to the fresh air intake as shown in Fig 47 If using half concealed installation attach to the ...

Page 15: ...tor shortcircuited High pressure abnormal Outdoor discharge thermistor open circuited Outdoor discharge thermistor shortcircuited Discharge temperature abnormal Outdoor air temperature thermistor open circuited Outdoor air temperature thermistor shortcircuited Goes off Goes off Goes off Goes off Blinks Goes off Blinks Goes off Goes off Goes off Blinks Goes off Goes off Blinks Goes off Goes off Bli...

Page 16: ...June 2000 353 Rt 46 W Fairfield NJ 07004 888 888 FGAI www fujitsugeneral com ...

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