Technibel GRF186R5I Installation Instructions Manual Download Page 5

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(GRF186)

Air i

take

. 10 cm

Air di

char

5 cm

40 cm

Valve

ide

25 cm

2 m

Gro

tacle

tacle above

Air di

char

. 10 cm

Air i

take

(GRF246)

Air i

take

. 20 cm

Air di

char

10 cm

50 cm

Valve

ide

25 cm

2 m

Gro

tacle

tacle above

Air di

char

. 20 cm

Air i

take

English

2-2. Outdoor Unit

AVOID:

heat sources, exhaust fans, etc. (Fig. 4)

damp, humid or uneven locations.

DO:

position the outdoor unit in a protected location

where snow will not blow into it.

choose a place as cool as possible.

choose a place that is well ventilated.

allow enough room around the unit for air intake/

exhaust and possible maintenance. (Fig. 5a or 5b)

provide a solid base (level concrete pad, concrete

block, 10

40 cm or 15

40 cm beams or equal), a

minimum of 10 cm or 15 cm above ground level to

reduce humidity and protect the unit against possi-

ble water damage and decreased service life.

(Fig. 5c or 5d)

Install cushion rubber under unit’s feet to reduce

vibration and noise. (Fig. 5e)

use lug bolts or equal to bolt down unit, reducing

vibration and noise.

Install in a location where no antenna of a television

or radio exists within 3 meters.

Outdoor unit

Hot air

Heat source

Exhaust fan

Fig. 4

Fig. 5c

(GRF186)

Air intake

Concrete
or equal

About 10 cm

Min. 10 cm

Anchor bolts
(4 pcs.)

About 40 cm

Fig. 5d

(GRF246)

Air i

take

crete

or eq

Abo

t 15 cm

. 15 cm

chor bolt

(4 pc

Abo

t 40 cm

Fig. 5e

Cushion rubber

Fig. 5a

Fig. 5b

06-154 MCAF186 - 246R5I ENG 3/15/06 11:04 AM Page 5

Summary of Contents for GRF186R5I

Page 1: ...l 5 3 Caution before Connecting Tubes Tightly 5 4 Connecting Tubing between Indoor and Outdoor Units 5 5 Insulation of Refrigerant Tubing 5 6 Taping the Tubes 5 7 Finishing the Installation 6 AIR PURGING 19 I Air Purging with a Vacuum Pump for Test Run I Basic Functions of the Service Valves I Pump Down Model Combinations Combine indoor and outdoor units only as listed below Indoor Unit Outdoor Un...

Page 2: ...door units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin aluminum fins on the air conditioner can cut your fin gers 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...

Page 3: ...local source you will need 1 Deoxidized annealed copper tube for refrigerant tubing as detailed in Table 2 Cut each tube to the appropriate lengths 30 cm to 40 cm to dampen vibration between units Table 2 2 Foamed polyethylene insulation for the specified copper tubes as required to precise length of tub ing Wall thickness of the insulation should be not less than 8 mm 3 Use insulated copper wire ...

Page 4: ...led in Table 3 and Fig 3a G Install the indoor unit more than 1 meter away from any antenna or power lines or connecting wires used for televi sion radio telephone security system or intercom Electrical noise from any of these sources may affect operation Table 3 Drain hose Indoor unit Outside drainage Fig 1 5 cm min 5 cm min 15 cm min Front View Fig 2 INDOOR UNIT Tubing length L OUTDOOR UNIT Elev...

Page 5: ...and possible maintenance Fig 5a or 5b G provide a solid base level concrete pad concrete block 10 40 cm or 15 40 cm beams or equal a minimum of 10 cm or 15 cm above ground level to reduce humidity and protect the unit against possi ble water damage and decreased service life Fig 5c or 5d G Install cushion rubber under unit s feet to reduce vibration and noise Fig 5e G use lug bolts or equal to bol...

Page 6: ...ap on page 14 3 2 Make a Hole 1 Place the rear panel from the indoor unit on the wall at the location selected Make sure the panel is horizontal using a carpenter s level or tape mea sure to measure down from the ceiling Wait until after cutting the hole before attaching the rear panel to the wall 2 Determine which side of the unit you should make the hole for tubing and wiring Fig 9 In the case o...

Page 7: ...spend the unit See either Item a or b below depending on the wall type a If Wooden Wall 1 Attach the rear panel to the wall with the 8 screws provided Fig 13 If you are not able to line up the holes in the rear panel with the beam locations marked on the wall use rawl plugs or toggle bolts to go through the holes on the panel or drill 5 mm dia holes in the panel over the stud locations and then mo...

Page 8: ... first Fig 18b Then insert the tabs on the top of the grille and on the front face into the frame 2 Make sure that the grille and frame are firmly fitted together by engaging the tabs 3 Attach the thermistor on the grille Fig 17a 4 Close the cover and replace the screw Fig 17a 5 Affix the grille with the 3 previously removed screws Fig 16b 6 Install the air intake grille a Allow the edge of the ai...

Page 9: ...er outlet to be used exclusively for each unit with a power supply disconnect and cir cuit breaker for overcurrent protection provided in the exclusive line 3 To prevent possible hazard due to insulation fail ure the unit must be grounded 4 Each wiring connection must be done tightly and in accordance with the wiring system diagram Wrong wiring may cause the unit to misoperate or become damaged 5 ...

Page 10: ...nnect the power supply line to the outdoor unit as shown in the wiring diagram The indoor unit draws its power from the outdoor unit G Do not run wiring for antenna signal or power lines of television radio stereo telephone security system or intercom any closer than 1 meter from the power cable and wires between the indoor and outdoor units Electri cal noise may affect the operation G To avoid th...

Page 11: ...4 Route the inter unit wiring from the back of the indoor unit and pull it toward the front for connec tion Fig 26 5 Connect the inter unit wiring to the corresponding terminals on the terminal plate Fig 26 while referring to the wiring diagram 6 Be sure to secure the wiring with the provided clamp When closing the air intake grille press the bottom right and left corners and center Fig 27 Please ...

Page 12: ...w 4 Shape the loop wire properly place it on the ter minal plate and fix it securely with the removed terminal screw using a screwdriver I For stranded wiring 1 Cut the wire end with a cutting pliers then strip the insulation to expose the stranded wiring about 10 mm and tightly twist the wire ends Figs 30 and 31 2 Using a screwdriver remove the terminal screw s on the terminal plate 3 Using a rin...

Page 13: ... through the hole in the wall Adjust the indoor unit so it is securely seated on the rear panel Fig 36 3 Carefully bend the tubing if necessary to run along the wall in the direction of the outdoor unit and then tape as far as the fittings See Caution on page 18 The drain hose should come straight down the wall to a point where water runoff won t stain the wall 4 Connect the refrigerant tubing to ...

Page 14: ...e fully onto the drain pan outlet until the drain hose edge is pushed into the insu lation Check that the screw holes in the drain bracket and the drain pan outlet are aligned and securely in contact then fasten them with the screw After attaching the drain hose check that it is attached securely Fig 40c Drain cap Use a Phillips screwdriver to push the drain cap in firmly If it is difficult to pus...

Page 15: ...rain hose will run in the room insulate the hose with insulation so that chilled condensation will not damage furniture or floors Fig 44 Foamed polyethylene or its equivalent is recom mended WARNING Risk of Electric Shock Do not supply power to the unit or operate it until all tubing and wiring to the outside unit are completed Condensation Insulation material locally purchased must be used Fig 44...

Page 16: ...Fig 46 2 Connect the inter unit wiring and power line according to the drawing on the panel side 3 Be sure to size each wire allowing approx 10 cm longer than the required length for wiring Store excess wiring inside the cabinet 4 When connections are completed check that all connections are correct as shown in the wiring system diagram on panel side 5 Be sure to ground the unit according to your ...

Page 17: ... 49b Use RIGID or equivalent A good flare should have the following characteristics G inside surface is glossy and smooth G edge is smooth G tapered sides are of uniform length 5 3 Caution before Connecting Tubes Tightly a Be sure to apply a sealing cap or water proof tape to prevent dust or water from getting into the tubes before they are used b Be sure to apply refrigerant lubricant to the matc...

Page 18: ...ubing overlap half of each previous tape turn Fig 55 3 Clamp the tubing bundle to wall using 1 clamp approx every 120 cm Do not wind the armoring tape too tightly since this will decrease the heat insulation effect Also be sure the condensation drain hose splits away from the bun dle and drips clear of the unit and the tubing 5 7 Finishing the Installation After finishing insulating and taping ove...

Page 19: ...ation Table 7 Hi Lo Indoor unit Outdoor unit Manifold valve Exclusively for R410A Pressure gauge Vacuum pump Charging hose Exclusively for R410A Vacuum pump adapter Exclusively for R410A with reverse flow prevention Fig 57 CAUTION Be sure to use a manifold valve for air purging If it is not avail able use a stop valve field supply for this purpose The Hi knob of the manifold valve must always be k...

Page 20: ...he pressure Then remove the hose 11 Fasten the valve cap on the wide tube service port securely with an adjustable wrench or box wrench Next mount the valve cap on the service valve and tighten it to 20 N m 200 kgf cm with a torque wrench This process is very important to prevent gas from leaking from the system 12 Test run the air conditioner See next page 13 While the air conditioner is running ...

Page 21: ...led forced air with the 4 indicator lamps OPERATION lamp TIMER lamp and QUIET lamp on the main unit blinking Fig 59c After 3 minutes the system shifts into cooling operation and cool air will start to be felt Cool mode test run is unaffected by the room temper ature 3 Press the ON OFF operation button of the remote controller again to stop the test run Fig 59a 4 Finally press the ACL reset button ...

Page 22: ...tube valve stem Then quickly stop the unit 5 Disconnect all gauges and hoses and replace the valve caps as they were before I Basic Functions of the Service Valves The basic functions of the service valves are given in Table 8 below Action Narrow Tube Service Valve 2 Way Wide Tube Service Valve 3 Way CLOSED Fully OPEN Fully OPEN Shipping Operating and test running the air conditioner Measuring pre...

Page 23: ...cle between the remote control unit and the air conditioner since a check signal is sent from the remote control unit every 5 minutes 7 1 Mounting on a Wall Before mounting the remote control unit press the ON OFF operation button at the mounting location to make sure that the air conditioner operates from that location The indoor unit should make a beeping sound to indicate that it has received t...

Page 24: ...test run appears blinking in the remote controller clock display area 4 Each time the 1 HR TIMER button is pressed the display changes as shown below Press this but ton 2 times to change the display to oP 7 address setting Fig 64 5 oP 7 has now been selected for address setting 6 Press the ON OFF operation button on the remote controller Fig 64 Check that the beep signal received sound is heard fr...

Page 25: ...RMISTOR COMPRESSOR THERMISTOR COMPRESSOR MOTOR RED WHT BLU RED WHT BLU FERRITE CORE FERRITE CORE 3P CONNECTOR OVERLOAD RELAY OLR WHT WHT Indoor Unit MCAF186 8FA2 5257 82800 0 EVAPORATOR TERMINAL BASE WHT BLK RED 1 2 3 4 GRN YEL LAMP 10P WHT FLAP 5P WHT FLAP CONNECTOR FLAP MOTOR RED PNK BLU BRN YEL 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 AC1 AC2 SI WHT RED WHT WHT WHT WHT WHT WHT WHT WHT 1 2 3 4 5 ...

Page 26: ...CORE 3P CONNECTOR OVERLOAD RELAY OLR WHT WHT 8FA2 5257 82800 0 EVAPORATOR TERMINAL BASE WHT BLK RED 1 2 3 4 GRN YEL LAMP 10P WHT FLAP 5P WHT FLAP CONNECTOR FLAP MOTOR RED PNK BLU BRN YEL 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 AC1 AC2 SI WHT RED WHT WHT WHT WHT WHT WHT WHT WHT 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 IND LAMP ASSY ROOM COIL 4P WHT DCM 6P ...

Page 27: ...R D 28 Reyrieux BP 131 01601 Trévoux CEDEX France Tel 33 04 74 00 92 92 Fax 33 04 74 00 42 00 http www technibel com 06 155 MCAF186 246R5I FRA 3 15 06 1 45 PM Page 28 ...

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