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1-13

English

Cooling

Dry

Horizontal

25°C/77°F

AIR CONDITIONER UNIT OPERATION

Dry mode

• When the air humidity is high, the unit can operate in dry

mode. Press <MODE> button and choose <DRY>.

• If the room temperature is 2°C/35.6°F higher than the set

temperature, the air conditioner will operate under cooling
mode until it reaches within the 2°C/35.6°F range of
difference compared to the set temperature before it
converts to dry mode.

• If the room temperature is within the 2°C/35.6°F range of

difference compared to the set temperature, it will
directly operate under dry mode.

• The unit will operate at LOW speed under dry mode.

Heat mode (for heat pump unit only)

• When the unit is switched on from cold start or

defrosting cycle, the indoor fan will start to operate only
after the coil reaches the desired temperature.

• When the set temperature is achieved, the indoor fan will

operate until the coil cannot provide anymore
additional heat.

Horizontal air flow control

• For more effective air circulation, you can manually adjust

the air discharge grille to the left or right.

• During cool mode operation and dry mode operation, do

not direct the air discharge louver downwards for too long.
If operating continues in this way, condensation may occur
on the louver, thus resulting in drippings.

Hot Keep (for heat pump only)

During compressor cut off, the indoor fan can be switched
to

(i)

ON (default) or

(ii) OFF or
(iii) Interval on and off

by setting the slide switch shown in the diagram.

The switch is located at the front frame cover (next to
the ON/OFF switch).

NOTE : When the option is selected, the power supply of

the unit need to be reset in order to activate the
function.

Overheating protection (for heat pump unit only)

• In case the internal and/or the external temperature is to

high, or the filter is dirty and clogged up, the refrigerant
may be overheated. The compressor will cut out when the
condensing temperature reaches 62°C/143.6°F.

Frost prevention

• When the air filter is dirty, the evaporating temperature

will decrease and eventually cause frosting.

• The LED light will blink to indicate that the filter is dirty.

If the evaporating temperature reaches -2°C/28.4°F, the
unit will trip and defrost.

Fan speed and rated cooling capacity

• The rated cooling capacity is provided at the maximum

fan speed.

• The cooling capacity is lower when the unit is operating at

MEDIUM and LOW fan speed.

ON/OFF switch

HOT KEEP

OFF

INTERVAL

ON

Содержание A08019025673

Страница 1: ...WALL MOUNTED SPLIT TYPE AIR CONDITIONER INSTALLATION MANUAL Group WALL MOUNTED Part Number A08019025673 Date MARCH 2002 IM WM1 0302 McQuay 2002 McQuay International...

Страница 2: ...330 297 309 626 41 85 75 177 106 408 378 124 592 78 5 25B 25BR 33 1 25 4 13 0 11 7 12 2 24 6 1 6 3 3 3 0 7 0 4 2 16 1 14 9 4 9 23 3 3 1 30B 30BR 28C 28CR 855 750 328 303 309 730 49 116 75 187 98 392...

Страница 3: ...o y Electr nico en materia de fico de colecci solamente aplicable a los pa ses de la Uni n Europea Ger tes getrennt vom Hausm ll bei Ihrer rtlichen M lldeponie bzw Ihrem rtlichen ndiges Abfall Amt Die...

Страница 4: ...ual carefully and keep it for future reference INSTALLATION MANUAL WALL MOUNTED SPLIT TYPE AIR CONDITIONER MODEL COOLING UNIT R22 Reference Model Model WM301 MWM030F SL30C MLC30C SL30B MLC30B COOLING...

Страница 5: ...recautions When Dealing With R410A Unit page 10 Vacuuming and Charging page 10 Indicator Lights page 11 Air Conditioner Unit Operation page 13 Standard Operating Conditions page 14 Electrostatic Filte...

Страница 6: ...h a way so as to prevent short circuit of the hot discharged air or obstruction to the smooth air flow Please follow the installation clear ance shown in the figure Select the coolest possible place w...

Страница 7: ...hown above Improper direction may cause failure to the operating system Note This installation is only for WM301 SL30B WM301 SL30C A Outdoor unit orifice pipe installation where installation space is...

Страница 8: ...e the liquid pipe and connect it to the liquid valve 2 Braze an additional Male joint to the liquid pipe 3 Connect the Female nut of the Orifice pipe to the Male joint 4 Flare another liquid pipe and...

Страница 9: ...Marking offline Thread Inside Outside 1 50 Inclination Right rear side routing The refrigerant piping can be routed to the unit in a number of ways left or right from the back of the unit by using the...

Страница 10: ...e pipes with remover Hold the end of the pipe downwards to prevent metal chips from entering the pipe Insert the flare nuts mounted on the connection parts of both the indoor unit and outdoor unit ont...

Страница 11: ...gap and fuse circuit breaker as recommended in the fixed installation circuit WM201 251 VS SL20 25B 3 Phase Indoor Unit Terminal Block Outdoor Unit Terminal Block L COMP N2 N1 N T COMP L N S R There m...

Страница 12: ...indoor unit There must be a double pole switch with a minimum 3mm contact gap and fuse circuit breaker as recommended in the fixed installation circuit Indoor Unit Terminal Block Outdoor Unit Termina...

Страница 13: ...eal Protocol regulations It has no flame propagation and a low toxic refrigerant rated as A1 by ARI R410A is a mixture of R32 50 and R125 50 POE oil is used as lubricant for R410A compressor which is...

Страница 14: ...Sleep Continuously once every 2 sec twice every 2 sec 3 times every 2 sec Charge operation This operation must be done by using a gas cylinder and a precise weighing machine The additional charge is...

Страница 15: ...sensor may have a contact problem compressor overload protection trip or gas leak Normal Operation Fault Condition Action Cool Dry Fan Heat Sleep Heat pump unit The table shows the LED indicator light...

Страница 16: ...operation do not direct the air discharge louver downwards for too long If operating continues in this way condensation may occur on the louver thus resulting in drippings Hot Keep for heat pump only...

Страница 17: ...tic polypropylene filter ELECTROSTATIC FILTER ACTION 2 DEODORIZING FILTER Removes unwanted smells and odors in the air and keeps the room air fresh with activated carbon filter STANDARD OPERATING COND...

Страница 18: ...30 C 86 F Remove the power plug If you are using an independent electric circuit for your unit cut off the circuit Remove the batteries in the remote control Caution Do not operate any heating apparat...

Страница 19: ...re clogged The regulated temperature is not high enough Odours may be caused by cigarettes smoke particles perfume etc which might have adhered onto the coil This is caused by air humidity after an ex...

Страница 20: ...hlichenAuslegung der vorliegendenAnleitung bzw einer ihrer bersetzungen gilt dieAusf hrung in Englisch nderungen von Design und technischen Merkmalen der in dieserAnleitung beschriebenen Ger te bleibe...

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