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5. Connecting the refrigerant lines

5.1 Important information

-You will require the following tools to carry out this
installation work correctly: 
1x open-ended spanner, 19 mm 
1x open-ended spanner, 24 mm 
1x open-ended spanner, 27 mm 
1x Allen key, 5 mm
1x Philips screwdriver 
1x leak detection spray or alternatively soap suds
(water / detergent mix)

Follow the detailed instructions for connecting
the refrigerant lines to the letter. We can only
provide a warranty if the lines are installed
correctly as described in the instructions. 

Kinked and/or damaged lines and connectors
can only be accepted under the warranty if a
claim is made for them before the installation
work is carried out. 

Do not remove the sealing caps and stoppers
until immediately before you install the lines. 

To prevent leaks, ensure that the quick-release
screw connections are absolutely free of dirt.
Moisture or foreign bodies will adversely affect
the function of the quick-release connectors,
leading to a risk of refrigerant loss (not covered
by the warranty). 

Only install refrigerant lines outdoors in dry
weather. 

The refrigerant lines must not be installed and
then plastered over. 

Install the package of cables in a surface-
mounted shaft or secure it on the surface with
suitable clips.

Please make sure that refrigerant is never
allowed to enter the environment. 

Improper handling of refrigerant may be harmful
to health. Always wear work gloves and goggles
when handling refrigerant. 

The equipment designed for outdoor use may
only be installed outdoors. Provide good
ventilation. 

Do not smoke during the installation work. 

The equipment must never be operated without
the refrigerant lines connected, otherwise the
equipment will be damaged immediately. 

The screw connections may only be tightened
using the appropriate open-ended spanner.
Remember that if they are tightened with too little
torque they will leak but if they are tightened with
too much torque the screw connections may
suffer damage. If you should not be confident
about connecting the refrigerant line connectors

yourself, it is imperative that you contact your
customer service team or a refrigeration
contractor. 

Important! 

The EQ valves are only designed for

one-time installation. Their seal cannot be
guaranteed if they are installed on more than one
occasion. This will also void the warranty.

5.2 Connecting the refrigerant lines to the indoor
device

Route the refrigerant lines from the indoor device to
the outdoor device.

Notes:

To avoid confusion, the connections for the
refrigerant lines are marked “A”, “B”, “C” and “D”.
Always join connections to those with matching
markings.

Route the refrigerant lines from the indoor device
to the outdoor device.

The minimum bending radius for the refrigerant
lines is 150 mm and only bend the refrigerant
lines once. If too small a bending radius is used
or the lines are bent more than once, the
refrigerant line may become porous, kink or
break.

The refrigerant lines must be connected to the
valves on the indoor device with as little stress
as possible.

Depending on the local circumstances, it may be
a good idea to place the refrigerant lines with
their plastic seals in place before installation from
outside through the hole in the wall and to the
wall hole pipe. The instructions set out below
must be changed accordingly in this case.

1.

Do not remove the plastic seals from the indoor
device and the appropriate refrigerant line until
immediately before you connect them. Refer to
the markings on the connections.

2.

Fig. 20:

Align the refrigerant lines correctly so

that they line up with the valves and are not
stressed. Place the screw connector on the
refrigerant line just on to the thread on the
outdoor equipment and tighten the first few
threads by hand.

3.

Fig. 21 / 22:

Tighten the screw connections with

an open-ended spanner. Hold the points marked
“X” using a 24 mm open-ended spanner and turn
the nuts only at the positions marked “Y” using a
27 mm open-ended spanner.
b) Ensure that the screw connectors do not skew
as you tighten them and work quickly.

Important!

Since the coupling works with tapping

rings, it may leak if you undo and reconnect the lines.

GB

22

Anleitung_Split_2500-3500_EQ_C_H_GB:_  10.12.2008  11:54 Uhr  Seite 22

Содержание Split 2500 EQ C+H

Страница 1: ...l legislation based on EU Regulation 303 2008 every intervention in the refrigerating circuit including all connection activities may only be carried out by an air conditioning specialist For this rea...

Страница 2: ...2 1 2 2 1 6 1 2 3 4 5 3 4 5 7 6 8 10 11 9 Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 53 Uhr Seite 2...

Страница 3: ...3 4 3 6 5 7 1 3 4 5 6 7 21 22 24 23 24 27 25 26 14 13 12 11 10 8 2 9 Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 53 Uhr Seite 3...

Страница 4: ...4 8 9 12 13 10 11 A Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 53 Uhr Seite 4...

Страница 5: ...5 15 14 16 A 780 mm C D 17 Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 54 Uhr Seite 5...

Страница 6: ...6 18 19 23 21 22 20 A B X X Y Y Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 54 Uhr Seite 6...

Страница 7: ...7 25 28 24 27 29 26 A A B B A B D A C B Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 54 Uhr Seite 7...

Страница 8: ...8 31 30 34 33 35 32 B B A A Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 54 Uhr Seite 8...

Страница 9: ...9 36 37 40 39 41 38 A C I C K PE PE B PE Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 54 Uhr Seite 9...

Страница 10: ...Indoor device 7 Setting up the remote control 8 Description of the remote control functions 9 Indoor device settings 10 Cleaning notes 11 General notes 12 Troubleshooting 13 Installation accessories...

Страница 11: ...aning agents as these could cause a fire or deformation If the air conditioner is to be used in conjunction with other heaters the air should be refreshed periodically otherwise there is a risk of lac...

Страница 12: ...Electrical energy is required for this In certain circumstances condensation may form on the evaporator on the indoor unit which will be removed by the condensation hose 2 Items supplied Split 2503 E...

Страница 13: ...meter bulb WB Outdoor air temperature 7 C for dry thermometer bulb DB 6 C for wet thermometer bulb WB Temperature ranges Cooling Room temperature 17 C 32 C Outdoor temperature 18 C 43 C Heating Room t...

Страница 14: ...e a combination of new and used batteries Never use a battery type other than the specified one If the remote control is not used for a lengthy period of time remove the batteries to prevent them leak...

Страница 15: ...isplay will be displayed after you have pressed the LOCK button If the LOCK button is pressed a second time the display will go out 26 TIMER DISPLAY As soon as an activation time has been selected TIM...

Страница 16: ...gy whilst maintaining a pleasant temperature 9 Indoor device settings Remote control fails to work emergency operation Fig 5 If the remote control fails to work empty batteries or malfunction use the...

Страница 17: ...g the air filters of the indoor device Make sure that the air filters are clean Soiled air filters reduce the air output of the device The air filters of the indoor device should be checked and if nec...

Страница 18: ...may be generated in cool mode b If the air conditioning system is restarted in heat mode after de icing white mist may be generated by moisture in certain circumstances 3 A low noise is emitted by th...

Страница 19: ...the outdoor device blocked 4 Has the sleep mode been set during the day 5 Are the connections between the indoor and outdoor device adequately sealed There may not be enough coolant If so please cont...

Страница 20: ...he indoor and outdoor devices together first and then connect to the mains power supply Check first that the entire system is voltage free Secure the system from being switched on again A Selecting th...

Страница 21: ...resistant heat insulation Do not remove the protective caps from the refrigerant lines connections on the device until immediately before you connect them Open refrigerant lines must be protected fro...

Страница 22: ...out connecting the refrigerant line connectors yourself it is imperative that you contact your customer service team or a refrigeration contractor Important The EQ valves are only designed for one tim...

Страница 23: ...device into the bottom mount B C Mounting the outdoor device It is imperative that you follow the installation instructions 1 Before you start installation Select the location for installation follow...

Страница 24: ...ree of dirt and dust 6 Fig 37 39 Now remove the cover on the bottom valve using a 19 mm open ended spanner Open the valve by turning it counter clockwise as far as it will go using a 5 mm Allen key Th...

Страница 25: ...First clean the area on which you wish to affix the foils so that they are free of grease and dust Please note that the foils affixing the foils and any damage to the front caused by affixing the foi...

Страница 26: ...r for produkt j prohla uje n sleduj c shodu podle sm rnice EU a norem pro v robek A a k vetkez konformit st jelenti ki a term kek re vonatkoz EU ir nyvonalak s norm k szerint X pojasnjuje slede o skla...

Страница 27: ...r for produkt j prohla uje n sleduj c shodu podle sm rnice EU a norem pro v robek A a k vetkez konformit st jelenti ki a term kek re vonatkoz EU ir nyvonalak s norm k szerint X pojasnjuje slede o skla...

Страница 28: ...other means in whole or in part of documentation and papers accompanying products is permitted only with the express consent of ISC GmbH Technical changes subject to change Anleitung_Split_2500 3500_E...

Страница 29: ...demand to return electrical devices As an alternative to returning the electrical device the owner is obliged to cooperate in ensuring that the device is properly recycled if ownership is relinquishe...

Страница 30: ...30 Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 54 Uhr Seite 30...

Страница 31: ...31 Anleitung_Split_2500 3500_EQ_C_H_GB _ 10 12 2008 11 54 Uhr Seite 31...

Страница 32: ...nto the device e g sand stones or dust effects of force or external influences e g damage caused by the device being dropped and normal wear resulting from proper operation of the device The guarantee...

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