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English

Outdoor Unit Installation Drawings

*

**

**

 The suggested shortest pipe length is 1.5m, in order to avoid 

noise from the outdoor unit and vibration. 
(Mechanical noise and vibration may occur depending on how 
the unit is installed and the environment in which it is used.)

Model

20/25/35 class

O.D. 9.5mm

Gas pipe

Liquid pipe

O.D. 6.4mm

20g/m

15m

20m

Max. allowable length

Max. allowable height

Additionl refrigerant
required for refrigerant
pipe exceeding
10m in length.

*

 Be sure to add the proper amount of additional refrigerant.

   Failure to do so may result in reduced performance.

1.5m

Min. allowable length

Wrap the insulation pipe with 
the finishing tape from bottom 
to top.

In sites with poor drainage, use 
block bases for outdoor unit.  
Adjust foot height until the unit 
is leveled.  Otherwise, water 
leakage or pooling of water may 
occur.

574

(Foot bolt-hole centres)

(From unit's side)

105.5

Where there is a danger of the unit 
falling, use foot bolts, or wires.

(Foot bolt-hole 

centres)

311

Allow space for piping 
and electrical servicing.

250mm from w

all

unit: mm

CAUTION

** Set the piping length 

from 1.5m to 20m.

How to remove the stop valve cover.

Remove the screw on the 
stop valve cover.
Slide the lid downward 
to remove it.

How to attach the stop valve cover.

Insert the upper part of the 
stop valve cover into the 
outdoor unit to install.
Tighten the screws.

Stop valve cover

01_EN_3P119321-7W.fm  Page 3  Thursday, March 8, 2007  6:23 PM

Summary of Contents for RXS20CVMB

Page 1: ...G35E2V1B Deutsch Français Nederlands Español Italiano ΕλληνικÜ Portugues Рóссêий English Türkçe Installation manual R410A Split series Montaj kýlavuzlarý R410A Split serisi Installationsanleitung Split Baureihe R410A Manuel d installation Série split R410A Montagehandleiding R410A Split systeem Manual de instalación Serie Split R410A Manuale d installazione Serie Multiambienti R410A Εγχειρßδιο εγκ...

Page 2: ...n TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TCF 015 74736 KRQ EMC97 4957 Daikin TC...

Page 3: ...t put undue force on the electrical covers or panels Install covers over the wires Incomplete 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 Th...

Page 4: ...may be heard even if they are more than 3 meter away depending on radio wave conditions 8 In coastal areas or other places with salty atmosphere of sulfate gas corrosion may shorten the life of the air conditioner 9 Since drain flows out of the outdoor unit do not place under the unit anything which must be kept away from moisture NOTE Cannot be installed hanging from ceiling or stacked CAUTION Wh...

Page 5: ...the insulation pipe with the finishing tape from bottom to top In sites with poor drainage use block bases for outdoor unit Adjust foot height until the unit is leveled Otherwise water leakage or pooling of water may occur 574 Foot bolt hole centres From unit s side 105 5 Where there is a danger of the unit falling use foot bolts or wires Footbolt hole centres 311 Allow space for piping and electr...

Page 6: ...20mm from the foundation surface Outdoor Unit Installation 1 Installing Outdoor Unit 1 When installing the outdoor unit refer to Precautions for Selecting the Location and the Outdoor Unit Installation Draw ings 2 If drain work is necessary follow the procedures below 2 Drain Work Heat pump Models 1 Use drain plug for drainage 2 If the drain port is covered by a mounting base or floor surface plac...

Page 7: ...que wrenches Use torque wrenches when tightening the flare nuts to prevent damage to the flare nuts and escaping gas 2 To prevent gas leakage apply refrigeration oil on both inner and outer surfaces of the flare Use refrigeration oil for R410A Cut exactly at right angles Remove burrs Set exactly at the position shown below A Flaring Die Check Flare s inner surface must be flaw free The pipe end mu...

Page 8: ...e on which worm pin is pressed of charging hose which comes from gauge manifold to gas shut off valve s service port 2 Fully open gauge manifold s low pressure valve Lo and completely close its high pressure valve Hi High pressure valve subsequently requires no operation 3 Do vacuum pumping and make sure that the compound pressure gauge reads 0 1MPa 76cmHg 1 4 Close gauge manifold s low pressure v...

Page 9: ... gas and liquid piping and to provide insulation dimensions as below 3 Use separate thermal insulation pipes for gas and liquid refrigerant pipes Gas side Liquid side Gas pipe thermal insulation Liquid pipe thermal insulation 20 25 35 class 20 25 35 class O D 9 5mm O D 6 4mm I D 12 15mm I D 8 10mm Thickness 0 8mm Thickness 10mm Min 3 5 6 2 1 4 Please fill in with indelible ink n 1 the factory refr...

Page 10: ...to stop press the operation stop button CAUTION After closing the liquid shut off valve close the gas shut off valve within three minutes then stop the forced operation Facility Setting cooling at low outdoor temperature This function is limited only for facilities the target of air conditioning is equipment such as computer Never use it in a residence or office the space where there is a human 1 ...

Page 11: ... recommend a flathead screwdriver be used to tighten the screws The screws are packed with the terminal board Observe the notes mentioned below when wiring to the power supply ter minal board Precautions to be taken for power supply wiring Use a round crimp style terminal for connection to the power supply ter minal board In case it cannot be used due to unavoidable reasons be sure to observe the ...

Page 12: ...a single core wire be sure to perform curling Problems with the work may cause heat and fires 3 Pull the wire and make sure that it does not disconnect Then fix the wire in place with a wire stop Stripping wire at terminal block 01_EN_3P119321 7W fm Page 10 Thursday March 8 2007 6 23 PM ...

Page 13: ...st operation in accordance with the Operation Manual to ensure that all functions and parts such as louver movement are working properly The air conditioner requires a small amount of power in its standby mode If the system is not to be used for some time after installation shut off the circuit breaker to eliminate unnecessary power consumption If the circuit breaker trips to shut off the power to...

Page 14: ... 0704 HT 3P119321 7W M05B063D Two dimensional bar code is a code for manufacturing 00_CV_3P119321 7W fm Page 2 Thursday March 8 2007 5 43 PM ...

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