background image

E-

2

Safety Precautions

The following safety precautions must be taken when using your air conditioner.

The unit should not be installed by the user. Ask the dealer or authorized
company to install the units except room air conditioners for the U.S.A and
Canada area.

If the unit is installed improperly, water leakage, electric shock or fire may
result.  

The air conditioner must be installed in accordance with national wiring 
regulations and safety regulations wherever applicable.

Mount with the lowest moving parts at least 2.5 m above the floor or grade
level. (If applicable)

The manufacturer does not assume responsibility for accidents or injury
caused by an incorrectly installed air conditioner. If you are unsure about
installation, contact an installation specialist.

When installing the built-in type air conditioner, keep all electrical cables
such as the power cable and the connection cord in pipe, ducts, cable
channels e.t.c to protect them against liquids, outside impacts and so on.

WARNING

I

NSTALLING THE UNIT

If the power cord of this air conditioner is damaged, it must be replaced by
the manufacturer, its service agent or similarly qualified persons in order to
avoid a hazard.

The unit must be plugged into an independent circuit if applicable or 
connect the power cable to the auxiliary circuit breaker. An all pole 
disconnection from the power supply must be incorporated in the fixed
wiring with a contact opening of >3mm. 

Do not use an extension cord with this product.

If the unit is equipped with a power supply cord and a plug, the plug must
be accessible after installation.

This appliance must be installed accordance with the national wiring 
regulations.

P

OWER SUPPLY LINE

,

FUSE OR CIRCUIT
BREAKER

Risk of electric shock. 

• 

Can cause injury or death. 

• 

Disconnect all

remote electric power supplies before servicing, installing or cleaning. 

• 

This must be done by the manufacturer or its service agent or a similar

qualified person in order to avoid a hazard.

Summary of Contents for MH18AP1-09

Page 1: ...Refroidissement et Chauffage CONDIZIONATORE D ARIA PER PI AMBIENTI AD UNIT SEPARATE Raffreddamento e Riscaldamento AR CONDICIONADO MULTI SPLIT Refrigera o e Aquecimento RAUMKLIMAGER T IN MEHRFACH GETE...

Page 2: ...nnection cord in pipe ducts cable channels e t c to protect them against liquids outside impacts and so on WARNING INSTALLING THE UNIT If the power cord of this air conditioner is damaged it must be r...

Page 3: ...it 14 Checking Correct Earthing 16 Installing and Connecting the Outdoor Unit Drain Hose 17 Fixing the Unit in Position 17 COMPLETING THE INSTALLATION Connecting Up and Purging the Circuit 18 Refriger...

Page 4: ...not exposed to direct sunlight or strong winds Do not block any passageways or thoroughfares Choose a location where the noise of the air conditioner when running and the discharged air do not disturb...

Page 5: ...more 300 mm minimum 600 mm minimum 600 mm minimum 300 mm minimum A unit 7 000 2 05kW or 9 000 Btu h 2 63kW B unit 9 000 2 63kW or 12 000Btu h 3 51kW Circuit breaker 20A Main power switch B 7 metres m...

Page 6: ...e 300 mm minimum 600 mm minimum 600 mm minimum 300 mm minimum A unit 12 000 Btu h 3 51kW B unit 12 000 Btu h 3 51kW Circuit breaker 20A Main power switch B 7 metres maximum A 15 metres maximum A unit...

Page 7: ...more 300 mm minimum 600 mm minimum 600 mm minimum 300 mm minimum Circuit breaker 20A Main power switch 220V 240V 50Hz B 7metres maximum A 15 metres maximum A unit B unit C unit Pipe size Unit Liquid...

Page 8: ...lect them together before starting to install the air conditioner The 3 wire power cable and the 4 wire assembly cable are optional If these cables are not supplied use the standard cable approved by...

Page 9: ...tly downwards 2 If you are fixing the indoor unit to a Then follow Steps Wall 3 Window frame 4 to 6 3 Fix the installation plate to the wall in a manner appropriate to the weight of the indoor unit If...

Page 10: ...be extended to a maximum of 15 metres 1 Extend the assembly cable if necessary 2 Open the front grille by pulling on the tabs on the lower right and left sides of the indoor unit 3 Remove the screw se...

Page 11: ...has been tested for gas leaks refer to page 19 for further details Installing and Connecting the Indoor Unit Drain Hose Care must be taken when installing the drain hose for the indoor unit to ensure...

Page 12: ...y piping to each pipe tightening the nuts first manually and then with a torque wrench applying the following torque If the piping must be shortened or extended refer to page 13 4 Cut off any excess f...

Page 13: ...illustrations below for examples of edges cut correctly and incorrectly Oblique Rough Burr 3 To prevent any gas from leaking out remove all burrs at the cut end of the pipe using a reamer 4 Slide a f...

Page 14: ...with the corresponding terminal number Ensure the wire number of the indoor unit and the terminal number of the outdoor unit 3 Connect the earth wires to the earth terminals Refer to the page opposite...

Page 15: ...r unit Indoor unit Outdoor unit Outdoor unit Earth terminal A unit A unit B unit C unit B unit Earth terminal Earth terminal Earth terminal Earth terminal Earth terminal Earth terminal Earth terminal...

Page 16: ...hole of the size indicated in the illustration opposite drive the earthing electrode into position and cover the top of the electrode with the excavated soil 4 Install a green yellow insulated earthin...

Page 17: ...eg 340 mm Drain hole Fixing the Unit in Position The outdoor unit must be installed on a rigid and stable base to avoid any increase in the noise level and vibration particularly if the outdoor unit i...

Page 18: ...igerant Refill If connecting pipe of more than 7 5 metres is installed additional refrigerant should be charged by extra metre You don t have to charge additional refrigerant up to 7 5 metres of conne...

Page 19: ...tion plate 1 To avoid condensation problems place heat resistant polyethylene foam separately around each refrigerant pipe in the lower part of the indoor unit 2 Wind insulating tape around the pipes...

Page 20: ...ction wiring Heat resistant insulation of the piping Drainage Earthing wire connection Correct operations follow the steps below Room select switch in the indoor unit 2 Apply the power to the outdoor...

Page 21: ...kering check as follows A Check the display part of indoor unit of each unit A B after outdoor unit PCB switch S W A is on Check the status of each unit indoor room select switch Adjust the select swi...

Page 22: ...A condenser pipe Check the outdoor temperature sensor IN sensor of indoor unit heat exchanger error Indoor unit fan motor Indoor unit communication error Indoor unit EEPROM error Indoor unit EEPROM op...

Page 23: ...on unit number display C unit In case of triple split multi air conditioner High temperature of the A cond High temperature of the B cond Refrigerant leaks REMARK Be sure to check after applying the p...

Page 24: ...be stopped immediately If an error occurs push switch S W A or S W B once to resume from the error status Restart is then possible 3 Once the test operation is completed push switch S W A or S W B to...

Page 25: ...r s instruction booklet 1 How to start and stop the air conditioner 2 How to select the operating mode and adjust the temperature and fan settings 3 How to adjust the air flow direction 4 How to set t...

Page 26: ...URED BY ESTE AIRE ACONDICIONADO HA SIDO FABRICADO POR CE CLIMATISEUR EST FABRIQUE PAR QUESTO CONDIZIONATORE D ARIA PRODOTTO DA ESTE APARELHO DE AR CONDICIONADO FABRICADO POR DIESE KLIMAANLAGE IST FABR...

Reviews: