Western Airconditioning SCVH12A-A1NA I User And Installation Manual Download Page 21 | Manualshive

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Western Airconditioning SCVH12A-A1NA I User And Installation Manual Download Page 21

19

Installation of the Unit

● Precautions

1. Improper screwing of the screws may cause the troubles as shown below.

2. If gap still exists between ceiling and decoration panel after tightening the screws, readjust

the height of the indoor unit

3. Wire the swing flap motor as shown below.

Fig.31

Fig.32

At body

At panel

Fig.33

Air leak

Condensate

No gap is allowed

The Panel Installation

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Summary of Contents for SCVH12A-A1NA I

Page 1: ......

Page 2: ...r where the product was purchased They can take this product for environmental safe recycling Safety Precautions 1 Outline of the Unit and Main Parts 4 Preparative for Installation 5 Standard Accessory Parts 5 Selection of the Installation Location 6 Installation of the Unit 7 Installation of the Indoor Unit 7 Installation of the Connection Pipe 10 Installation of the Drain Hose 13 Electrical Wiri...

Page 3: ...ler or another professional Improper installation may cause water leakage electrical shock or fire Install the air conditioner according to the instructions given in this manual Incomplete installation may cause water leakage electrical shock or fire Be sure to use the supplied or specified installation parts Use of other parts may cause the unit to come to lose water leakage electrical shock or f...

Page 4: ...omplete cover installation may cause terminal overheating electrical shock or fire If any refrigerant has leaked out during the installation work ventilate the room The refrigerant produces a toxic gas if exposed to flames After all installation is complete check to make sure that no refrigerant is leaking out The refrigerant produces a toxic gas if exposed to flames When installing or relocating ...

Page 5: ...nditioner Be sure to install an earth leakage breaker Failure to install an earth leakage breaker may result in electric shocks or fire If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard CAUTION Do not install the air conditioner in a place where there is danger of exposure to inflammable gas leakage If ...

Page 6: ...r outlet Air inlet panel NOTE The connection pipe and duct for this unit should be prepared by the user The unit is standard equipped with rectangular duct Remote controller TIMER TIMER ON LIGHT ECO QUIET CLOCK I FEEL OFF HEALTH CLEAN TEMP MODE FAN TURBO SLEEP Temp indicator Power indicator ...

Page 7: ...nt Drain pipe 1 To connect with the hard PVC drain pipe Nut 2 To connect the pipe Nut 4 To install the indoor unit Insulation 1 To insulate the gas pipe Insulation 1 To insulate the liquid pipe Fastener 4 To fasten the sponge Installation paperboard 1 used for ceiling drilling Screw 4 To fix the installation paperboard Others Instructions bar code TIMER TIMER ON LIGHT ECO QUIET CLOCK I FEEL OFF HE...

Page 8: ... times of the weight of the indoor unit and would not increase the operating noise and vibration 4 The horizontality of the installation place should be guaranteed 5 Select the place where is easy to drain out the condensate water and connect with outdoor unit 6 Make sure that there are enough space for care and maintenance and the height fall between the indoor unit and ground is above 2300mm 7 W...

Page 9: ... unit and which will not amplify sound or vibration If the installation location is not strong enough the indoor unit may fall and cause injuries If the job is done with the panel frame only there is a risk that the unit will come loose Please take care A E G C B F H D Fig 2 Table 2 Units mm Installation Dimension The Ceiling Dimension Panel Dimentsion A B C D E F G H 769 698 766 766 900 900 950 9...

Page 10: ...paper Notice 1 Holes in the ceiling must has the same center with the air conditioning main body 2 Before installation please complete all pipes and wires connection to the indoor machine 3 To maintain the ceiling level and prevent vibration please strengthen the intensity of the ceiling if necessary 2 Fit boom on the ceiling according to the hole position on the installation model paper 1 Punch 4...

Page 11: ...odel paper Bolts can be pre embedded in the new ceiling if it can bear the weight of the indoor machine when the concrete shrinks 1 Punch 4 holes in the hole position after putting the installation model paper on the ceiling The diameter of holes refer to the expansion bolt s and it s 60mm to 70mm depth 2 Insert the expansion bolts into the hole until it is reliable then fit the lifting screw into...

Page 12: ...there are no cracks see Fig 11 1 The pipes are shaped by your hands Be careful not to collapse them Installation of the Connection Pipe Fig 11 Fig 12 Extend the pipe by unwinding it Fig 10 3 Remove the installation model paper after ceiling installation 4 Adjustment Adjust the position of the main body ensure the ceiling edges evenly spaced and the underside of the main body is recessed the ceilin...

Page 13: ...e Heat insulating pipe CAUTION CAUTION To prevent breaking of the pipe avoid sharp bends Bend the pipe with a radius of curvature of 150 mm or over If the pipe is bent repeatedly at the same place it will break Be sure to apply the pipe against the port on the indoor unit correctly If the centering is improper the flare nut cannot be tightened smoothly If the flare nut is forced to turn the thread...

Page 14: ...15 Table 3 Flare nut tightening torque Pipe Diameter Inch 1 4 3 8 5 8 1 2 3 4 7 8 Tightening Torque N m 15 30 35 40 60 65 45 50 70 75 80 85 CAUTION Be sure to connect the gas pipe after connecting the liquid pipe completely Stick coupler heat insulation large and small to the place where connecting pipes Fig 16 4 Heat Insulation on the Pipe Joints Indoor Side Only ...

Page 15: ...ures against condensation Improperly rigged piping could lead to leaks and eventually wet furniture and belongings 1 Insert the drain pipe to the drain outlet of the unit and then tighten the clamp securely with tape 2 Connect the extension drain pipe to the drain pipe and then tighten the clamp with tape Indoor unit drain hose Insulating tape accessory Insulating tube commercially available Exten...

Page 16: ...ield supplied to it 5 If the air flow of indoor unit is high this might cause negative pressure and result in return suction of outdoor air Therefore U type water trap shall be designed on the drainage side of each indoor unit Fig 21 6 Install one water trap for each unit 7 Installation of water trap shall consider easy cleaning in the future 8 Connection of drainage branch pipe to the stand pipe ...

Page 17: ...t the drain hose to the drain outlet on the indoor unit and tighten it with the clamp 2 Make sure the lift pipe is at most 280mm 3 Stand the lift pipe vertically and make sure it is not further than 300mm from the base of the drain outlet 4 Secure a downward gradient of 1 100 or more for the drain pipe To accomplish this mount supporting brackets at an interval of 1 1 5 m After piping work is fini...

Page 18: ...fely and positively Install a leakage special branch circuit breaker in accordance with the related laws and regulations and electric company standards CAUTION The power source capacity must be the sum of the air conditioner current and the current of other electrical appliances When the current contracted capacity is insufficient change the contracted capacity When the voltage is low and the air ...

Page 19: ... Solderless terminal Insulation laver Fig 28 Fig 27 Fig 29 Screw with special washer Wire Wire Terminal board Round terminal Round terminal Insulation tube Insulation tube Cord clamp CAUTION Before starting work check that power is not being supplied to the indoor unit and outdoor unit Match the terminal block numbers and connection cord colors with those of the indoor unit side Erroneous wiring m...

Page 20: ...roller and the communication cord together or arrange them in parallel otherwise improper operation would occur The high voltage and low voltage lines should be fixed separately and securely with internal big clamps for the former and small clamps for the latter Tighten the indoor outdoor connection cord and power cord respectively on the terminal boards with screws Faulty connection may cause a f...

Page 21: ...roubles as shown below 2 If gap still exists between ceiling and decoration panel after tightening the screws readjust the height of the indoor unit 3 Wire the swing flap motor as shown below Fig 31 Fig 32 At body At panel Fig 33 Air leak Condensate No gap is allowed The Panel Installation ...

Page 22: ...swing motor and the pipes connected to the machine on the same side by adjusting the direction of the panel 3 Fit 4 hooks to the panel of the machine 4 Fit the panel to the machine with screws 5 Adjust the outlet location 6 Tighten the bolts until the panel and the thickness of the sealing material between indoor machine reduces to 5 8 mm and put back the cover plate Fig 34 Installation of the Uni...

Page 23: ...on E4 System high pressure protection E5 System low pressure protection E6 Lack refrigerant valve stop protection L0 Jumper malfunction L2 No feedback signal of indoor unit fan L3 Communication malfunction L7 The communication between indoor unit and wired controller fault L9 Water full protection U0 Short open circuit of indoor environment sensor U1 Short open circuit of indoor unit tube sensor U...

Page 24: ...ign of this unit conforms to the requirements of EN14511 standard 2 The air volume is measured at the relevant standard external static pressure 3 Cooling heating capacity stated above is measured under nominal working conditions corresponding to standard external static pressure The parameters are subject to change with the improvement of products in which case the values on nameplate shall preva...

Page 25: ...lter is dirty or blocked 2 There is heat source or too many people inside the room 3 The door or window is open 4 There is obstacle at the air intake or outlet 5 The set temperature is too high 6 There is refrigerant leakage 7 The performance of room temperature sensor becomes worse Poor heating effect 1 The air filter is dirty or blocked 2 The door or window is not firmly closed 3 The set room te...

Page 26: ...ewing the intake grille as the picture shows 2 Remove the filter from the grille 3 Cleaning the air ﬁlter Use dust catcher or water to clean the filter when the filter is very dirty use the water below 45 C to clean it and then put it in a shady and cool place to dry 4 Fit the filter and install the intake grille Note 1 Do not operate the air conditioner with the filter uninstalled otherwise dust ...

Page 27: ...K52420056 LQIR ZHVWHUQ QO 7 ...

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