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This air conditioner uses new refrigerant HFC (R407C).

(1)

For the air conditioner to operate satisfactorily, install it as outlined in this installa-
tion installation manual.

(2)

Connect the indoor unit and outdoor unit with the air conditioner piping and cords
available standards parts.
This installation installation manual describes the correct connections using the
installation set available from our standard parts.

(3)

Installation work must be performed in accordance with national wiring standards
by authorized personnel only.

(4)

If refrigerant leaks while work is being carried out, ventilate the area.
If the refrigerant comes in contact with a flame, it produces a toxic gas.

(5)

Do not turn on the power until all installation work is complete.

• Be careful not to scratch the air conditioner when handling it.
• After installation, explain correct operation to the customer, using the operating

manual.

• Let the customer keep this installation installation manual because it is used when

the air conditioner is serviced or moved.

This mark indicates procedures which, if improperly performed, might lead to the 
death or serious injury of the user.

This mark indicates procedures which, if improperly performed, might possibly result 
in personal harm to the user, or damage to property.

WARNING!

CAUTION!

For authorized service personnel only.

CEILING  
SUSPENSION  TYPE

SPLIT  TYPE  AIR  CONDITIONER

(PART NO. 9363005011)

Refrigerant

R407C

INSTALLATION MANUAL

Содержание 9363005011

Страница 1: ...igerant comes in contact with a flame it produces a toxic gas 5 Do not turn on the power until all installation work is complete Be careful not to scratch the air conditioner when handling it After installation explain correct operation to the customer using the operating manual Let the customer keep this installation installation manual because it is used when the air conditioner is serviced or m...

Страница 2: ...ts should not be obstructed the air should be able to blow all 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 1 or 2 Also install the unit where the filter can b...

Страница 3: ...t Installation template For positioning the indoor unit Auxiliary pipe assembly For connecting the piping Indoor capillary tube This part is enclosed with the 30 000 and 36 000 BTU h versions BR sheet 65 x 130 x T5 This part is enclosed with the 30 000 and 36 000 BTU h versions Table 1 ELECTRICAL REQUIREMENT Table 2 Diameter 2 5 1 5 MAX MIN Connection cord mm2 45 000 36 000 BTU h class Small Large...

Страница 4: ...er B Left side Side cover A Right side Fig 5 Drilling position for Suspension bolt Ceiling Wall Template Drilling position for piping Fig 6 30 mm Suspension bolt pitch 1 600 mm 30 mm INDOOR UNIT TOP VIEW Dimensions Space Required for Installation For Half Concealed Installation Suspension bolt pitch should be as shown in Fig 6 Side cover B Right side 1 LOCATION OF CEILING SUSPENSION BOLTS 10 mm 15...

Страница 5: ...ou will set the suspension bolts Note that anchor bolts are M10 bolts to be obtained locally 2 Install the anchor bolts then temporarily attach spe cial nut B included and a locally procured M10 nut to each of the bolts See Fig 11 For Half Concealed Installation When installing the indoor unit in a semi concealed shape make sure to reinforce the insulation of the unit on all sides Drops of water m...

Страница 6: ...n three times When bending the pipe do not bend it as is The pipe will be collapsed In this case cut the heat insulating pipe with a sharp cutter as shown in Fig 17 and bend it after exposing the pipe After bending the pipe as you want be sure to put the heat insulating pipe back on the pipe and secure it with tape Fig 17 Pipe Heat insulating pipe Cutter Cut line Fig 16 Extend the pipe by unwindin...

Страница 7: ...Fig 21 in order to tighten the flare nut correctly Pipe Tightening torque Small pipe 9 53 mm dia 310 to 350 kgf cm 30 4 to 34 3 N m Large pipe 15 88 mm dia 750 to 800 kgf cm 73 5 to 78 4 N m Large pipe 19 05 mm dia 800 to 1 000 kgf cm 78 4 to 98 N m Table 4 Flare nut tightening torque Indoor unit side Outdoor unit side Indoor capillary tube Indoor capil lary tube Brazing all around Fig 23 BR sheet...

Страница 8: ...wiring 2 Using a screwdriver remove the terminal screw s on the terminal board 3 Using a round terminal fastener or pliers secure ly clamp a round terminal to each stripped wire end 4 Position the round terminal wire and replace and tighten the terminal screw using a screw dri ver Round terminal Terminal board Round terminal Screw with special washer Round terminal Wire Wire Install the drain pipe...

Страница 9: ...ting wires with different diameters causes the wires to heat up due to loose connections this method should not be used HOW TO FIX THE CONNECTION CORD After passing the connection cord through the insulation tube fasten it with the cord clamp Use VW 1 0 5 to 1 0 mm thick PVC tube as the insulation tube Fig 34 Insulation tube Insulation tube Cord clamp Fig 36 Cover A Control box 1 Before starting w...

Страница 10: ... Connect a maximum of 2 wires on a single terminal block If 3 or more wires are connected they could become loose and cause heating 2 Crossovers as in q should not be connected when connecting wires between the master unit and slave units and from slave unit to slave unit The system will not operate correctly Indoor unit Outdoor unit Master R Slave Slave Slave qwe qwe qwe qwe qwe S T N E BAD Fig 3...

Страница 11: ...d bottom with nippers file etc 2 Connect the remote controller cord to the remote controller terminal board specified in Fig 46 3 Clamp the remote controller cord sheath with the binder small as shown in Fig 46 4 Cut off the excess binder 2 When remote controller cord embedded 1 Embed the remote controller cord and box 2 Pass the remote controller cord through the hole at the remote controller cas...

Страница 12: ...t running When EE EE blinks at the current time display there is an error inside the air conditioner If the SET TIME button and SET TEMP DAY button are pressed simultaneously for more than three sec onds the self diagnosis check will start and the error contents will be displayed at the current time dis play Fig 49 When the operation lamp lights press the START STOP button and after operation lamp...

Страница 13: ...lamp TIMER lamp VERTICAL SWING lamp Error contents Model information abnormal permanent type Drain abnormal permanent type Indoor fan abnormal Room air temperature thermistor open circuited Room air temperature thermistor shortcircuited Piping thermistor open circuited Piping thermistor short circuited Serial communications abnormal Reverse phase wire connection abnormal Outdoor heat exchange ther...

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