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Locating the Units (Continued)

Outdoor unit base mount and anchor bolt position

When tightening the anchor bolt

   Tighten the rubber washer to prevent the outdoor unit bolt connection 

part from corroding. 

CAUTION

Rubber washer

(Unit : mm)

Anchor bolt  position
(ø7, 4 holes )

 

When installing 1 outdoor unit 

Outdoor unit

(Rear side)

More than  
1/50 slope

Open to air 

Drain 
plug 

 

When installing more than 1 outdoor unit 

Outdoor unit

(Rear side)

More than 1/50 slope

Open to air 

Drain 
plug 

Outdoor unit

(Rear side)

Outdoor unit

(Rear side)

 Open the upside of connected parts of outdoor units to prevent inner pressure. 

  Do not place a trap on the concentrated pipe. And install the drain pipe  

horizontally with a slope of 1/50 or more. 

 Insulate the drain pipe and drain plug by using the insulation over 10t. 

 Install a self-regulation heat cable to prevent the drain pipe from freezing. 

Installing the drain pipe

RVXMHF04E0A_E_IM_24820.indd   11

2006-02-01   ¿ÀÈÄ 5:02:23

Summary of Contents for RVXMHF040ESeries

Page 1: ...ENGLISH Air Conditioner INSTALLATION MANUAL RVXMHF040E Series RVXMHF050E Series RVXMHF050G Series RVXMHF060G Series E S DB98 24820A 1 F I D ENGLISH ESPAÑOL FRANÇAIS ITALIANO DEUTSCH ...

Page 2: ...ns 12 Installing the Refrigerant Pipe Work 18 COMPLETING THE INSTALLATION AND COMMISSIONING Performing the Refrigerant Gas Leak Test 27 Preparing and Charging the Refrigerant Pipe 28 Setting the Option Switch and Function of the Keys 30 Completing the Installation 32 Final Checks and Trial Operation 33 ...

Page 3: ...ressure of the unit is 4 1MPa Select appropriate material and thickness according to the regulations R410A is a quasi azeotrope of two refrigerants Make sure to charge liquid one when adding refrigerant If you charge gaseous refrigerant it may affect the capacity and reliability of the product as a result of change formation of the refrigerant Connect only the indoor units fit on R410A refrigerant...

Page 4: ...s weight If the place cannot support its weight the outdoor unit may fall down and it may cause injury Fix the outdoor unit securely to prepare against strong wind or earthquake If the outdoor unit is not properly fixed it turns over and accidents may occur Install the cables with supplied cables firmly Fix them securely so that external force is not exerted to the terminal board If the connection...

Page 5: ...d outdoor unit at least 1m away from electric appliances Noise may heard depending on the electric wave though the cables are installed away from electric appliances Install the indoor unit away from lighting apparatus using the ballast If you use the wireless remote control it may not operate normally Do not install the air conditioner in following places The place where there is mineral oil or a...

Page 6: ...6 3 16 3 RVXMHF050E 5 14 0 8 7 0 18 2 RVXMHF050G 5 14 0 8 7 0 18 2 RVXMHF060G 6 16 0 9 8 0 20 8 Connect maximum 7 to 9 indoor units to the selected outdoor unit Connect the indoor units within capacity 50 to 130 of the selected outdoor unit If all the indoor units operate simultaneously when total capacity of indoor units exceeds 100 of the outdoor unit actual capacity of each indoor unit may be r...

Page 7: ...cratches insert a piece of cloth between the outdoor unit and the wire rope When moving with a crane or straps Moving the Outdoor Unit Wire rope straps Plate protection cloth Payyourattentiontonottotouchthecopperpipeswhenremoving stoppernuts Thestoppernutsshouldberemoved Iftheoutdoorunitisoperatedwith stoppernutsattached abnormalvibrationornoisemaybegenerated CAUTION Detaching Fasteners 1 Open the...

Page 8: ...e a heavy snow so that the air inlet is not blocked by snow Install a protective safety fence to eliminate the possibility of falling Observe the clearances and dimensions as seen below when installing the outdoor unit If you install several outdoor units simultaneously observe the space for ventilation and free airflow If the space for ventilation is insufficient the air conditioner may be ineffi...

Page 9: ...re 1500 or more 600 or more 3000 or more 200 or more 3000 or more 600 or more 600 or more 200 or more 1500 or more 600 or more 600 or more 600 or more When 3 sides of the outdoor unit are blocked by the wall When front and rear side of the outdoor unit is toward the wall When front and rear side of the outdoor unit is toward the wall ...

Page 10: ...oundation When installing a number of outdoor unit you can install it on the concrete foundation Install the H beam 150mm x 150mm x t10 basic specification to jut out from the concrete foundation After installing the H beam apply corrosion protection Install a square pad t 20mm or more to prevent vibration of the outdoor unit delivering to the base surface when installing the concrete for the outd...

Page 11: ...r Drain plug When installing more than 1 outdoor unit Outdoor unit Rear side More than 1 50 slope Open to air Drain plug Outdoor unit Rear side Outdoor unit Rear side Open the upside of connected parts of outdoor units to prevent inner pressure Do not place a trap on the concentrated pipe And install the drain pipe horizontally with a slope of 1 50 or more Insulate the drain pipe and drain plug by...

Page 12: ...L3 when connecting main power cable of the outdoor unit The input voltage of the indoor and outdoor unit should be within 10 of the rated one For details of wiring refer to the circuit diagram attached onto the outdoor unit The circuit diagram for wiring shows only the concept Be sure to install the circuit breakers and fuses on the power supply cable to the outdoor units Connect the wires to the ...

Page 13: ... 1 phase 2 wires 220 240V Earth Communicationcable 220V Wired remote controller Earth Connection of the power cable 1 phase 2 wires using EEV kit Distribution board Outdoor unit Indoor unit Circuit breaker 1 phase 2 wires 220 240V Earth Communicationcable Wired remote controller EEV kit Circuit breaker Circuit breaker ...

Page 14: ...should be supplied between maximum and minimum values The power cable is not supplied with the air conditioner For the power cable use the grade H07RN F or H05RN F materials Outdoor unit Model Series Power Supply 3 Phase 1 Phase Power Supply V Max Min V MCCB ELB Power cable Max Length Power Supply V Max Min V MCCB ELB Power cable Max Length RVXMHF040E RVXMHF050E 220 240V 50Hz 242 198 30A 5 5 mm2 1...

Page 15: ... the CD connector and bushing Arrange the cables as shown in the picture The diameter of the 6 knock out holes is Ø27 8 mm Power Wiring and Communication Wiring Configuration 3 phase 4 wires 380 415V 3 phase 380 415V Earth Communication cable between indoor and outdoor units Connect the power cable of the outdoor unit after checking that L1 L2 L3 N 3 phase 4 wire is properly connected If 380V powe...

Page 16: ...th Communication cable between indoor and outdoor units Cut A part 220V power is supplied separately Cut the cables of the A part Connect the power cable of the outdoor unit after checking that L1 L2 L3 3 phase 3 wire is properly connected The communication cable between indoor and outdoor units has no polarity Secure the cables using the clamp of the electrical component box of the outdoor unit 1...

Page 17: ... unit High humidity Average humidity Low humidity Electrical potential of lower than 150V Perform the earthing work 3 Note 1 The dry place Perform the earthing work 2 if possible for your safety Note 2 Electrical potential of higher than 150V Power condition Installation place Note 1 Earthing work 3 Earthing must be done by your installation specialist Check if the earthing resistance is lower tha...

Page 18: ... pipe which there is no harmful ion oxide dust iron content or moisture Use tools and accessories fit on R410A Outer diameter mm inch Minimum thickness mm Temper grade ø 6 35 1 4 0 8 C1220T O Soft ø 9 52 3 8 0 8 ø12 70 1 2 0 8 ø15 88 5 8 1 0 ø19 05 3 4 1 0 C1220T 1 2H Semi hard Temper grade and minimum thickness of the refrigerant pipe Outdoor unit capacity HP Liquid side mm Gas side mm 4 ø9 52 ø1...

Page 19: ... and the furthest indoor unit 125m The equivalent length ofY joint 0 5m Total length The total distance from the outdoor unit to all indoor units 180m Maximum allowable height Outdoor unit Indoor unit Height H1 Difference of height between the outdoor unit and indoor unit 30m When the outdoor unit is lower 25m Indoor unit Indoor unit Height H2 Difference of height among the indoor units 15m Maximu...

Page 20: ...oint model X 22 4 MXJ YA1509A Selecting additional refrigerant charge Basic charge The basic amount of refrigerant for outdoor unit charged in factory is 5 5kg and the amount for pipe is 1 2kg Estimate after EEV kit Using EEV kit Additional Charge kg L1x0 01 L2x0 01 Basic charge for pipe L1 Total length of liquid pipe Ø 6 35 m L2 Total length of liquid pipe Ø 9 52 m Do not charge additional refrig...

Page 21: ...erials and impurities in the pipe Replacement of Nitrogen gas 1 Use Nitrogen gas when brazing the pipes as shown in the picture 2 If you don t use Nitrogen gas when brazing the pipes oxide may form in the pipe It can cause the damage of the compressor valves 3 Adjust the flow rate of the replacement with a pressure regulator to maintain 0 05m3 h or less 4 Perform brazing of the service valve after...

Page 22: ...A mm Flaretoolfor R410Aclutchtype Conventional flare tool Clutch type Wing nut type 6 35 0 0 5 1 0 1 5 1 5 2 0 9 52 0 0 5 1 0 1 5 1 5 2 0 12 70 0 0 5 1 0 1 5 1 5 2 0 15 88 0 0 5 1 0 1 5 1 5 2 0 5 Check if you flared the pipe correctly There are some examples of incorrectly flared pipes below 6 Outer diameter mm Connection Torque kgf cm Flare dimension mm Flare shape 6 35 145 175 8 70 9 10 9 52 333...

Page 23: ...Outdoor Unit Pipe Conduct a pipe work within maximum allowable length height and length after branching Make sure to have no crack an the bended part of the pipe 4HP 5HP Outdoor unit 6HP Outdoor unit Liquid side Gas side Provided ...

Page 24: ...tain of a minimum distance in straight line CAUTION Maintain 15 start from the horizontal line Install theY joint within 15 from the horizontal or vertical line 500mm or more Main pipe To outdoor unit Pipe in use on the site Front Rear Rear Gas Liquid sideY joint Pipe in use on the site Socket To other branching pipe or indoor unit Install vertically ...

Page 25: ...ation factor ng m s Pa 15 or less KSM 3808 03 Moisture transpiration grade g m 24h 15 or less KSA 1013 01 Formaldehyde dispersion mg L KSF 3200 02 Oxygen rate 25 or less ISO 4589 2 96 Insulating the refrigerant pipe Be sure to insulate the refrigerant pipe joints and connections with class o material If you insulate the pipes the condensed water does not fall from the pipes and the capacity of the...

Page 26: ... gas side and liquid side pipes leave 10mm of space When contacting the gas side and liquid side pipe use thicker insulation Gas pipe 10mm Liquid pipe Insulation Gas pipe Liquid pipe Insulation Installing the Refrigerant PipeWork Continued Install the insulation not to be get wider and use the adhesives on the connection part of it to prevent moisture entering Wind the refrigerant pipe with insula...

Page 27: ...st the internal pressure Pressure test with dry Nitrogen gas only Keep it for minimum 24 hours to check if the pressure drops After applying Nitrogen gas check the change of pressure using pressure regulator If the pressure drops check if there s gas leak If the pressure is changed apply soapy water to check the leak Check the pressure of the Nitrogen gas again Maintain10kgf cm of the pressure bef...

Page 28: ...gas side pipe using the vacuum pump Make sure that install check valve to prevent pump oil from flowing into the pipe Perform vacuum drying for 2 hours and 30 minutes or more The time of vacuum drying may differ depending on the length of the pipe or outdoor temperature Perform vacuum drying for at least 2 hours and 30 minutes Close the valve after checking the vacuum gauge pressure has reached at...

Page 29: ...oor unit Open the gas side and liquid side service valve completely after charging the refrigerant If you operate the air conditioner with the service valve closed the important parts may be damaged CAUTION Open the manifold gauge valve of the liquid side service valve and add the liquid refrigerant If you cannot add the whole quantity of the refrigerant while the outdoor unit is stopped open the ...

Page 30: ...KEY 4 Displayed on SEG 3 4 1 Adding refrigerant in heating mode Adding refrigerant in cooling mode Reset View mode 2 Test operation for heating mode Test operation for cooling mode 3 End Pump Down for recovery of refrigerant 4 End Number of press times Function Function of KEY Adding refrigerant The operation for charging additional refrigerant Test operation Checking the indoor and outdoor unit o...

Page 31: ...door unit address Automatically Manually Set the address manually Set the address automatically If you select SW03 4 to OFF you do not need to set main address of each indoor unit Number of the indoor unit Number of the switch 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 A B C D E F 0 For example Set the switch to 3 if 3 indoor units are installed Setting a switch number of the indoor ...

Page 32: ...door units in the allowable range Are the length and the difference between the refrigerant pipes within the allowable range Is theY joint properly installed Is the pipe properly insulated Is the quantity of the additional refrigerant correctly weighed in Installing the drain pipe Check the drain pipe of the outdoor unit and the indoor unit Have you completed the drain test Is the drain pipe prope...

Page 33: ... turned on it performs the tracking to check the connected indoor unit and options Test operation 1 Run the unit by KEY MODE or controller 1st Running all indoor units by KEY MODE 2nd Each indoor unit run separately by controller Inspect the compressor sound during the initial operation If roaring sound is heard stop operation If roaring sound is heard and the pressure does not change the back las...

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