
2
Contents
1. Safety Precautions.................................................................2
2. Parts Names..........................................................................3
3. Operation...............................................................................7
4. Timer....................................................................................10
5. Emergency Operation for Wireless Remote-controller
(option).................................................................................10
6. Filter Preparation .................................................................10
7. Trouble Shooting .................................................................11
8. Specications.......................................................................12
Note
Fig. 1
This symbol mark is for EU countries only.
This symbol mark is according to the directive 2012/19/EU Article 14 Information for users and Annex IX, and/or to the
directive 2006/66/EC Article 20 Information for end-users and Annex II.
Your MITSUBISHI ELECTRIC product is designed and manufactured with high quality materials and components which can be
recycled and/or reused. This symbol means that electrical and electronic equipment, batteries and accumulators, at their end-of-
life, should be disposed of separately from your household waste. If a chemical symbol is printed beneath the symbol (Fig. 1), this
chemical symbol means that the battery or accumulator contains a heavy metal at a certain concentration.
This will be indicated as follows: Hg: mercury (0.0005%), Cd: cadmium (0.002%), Pb: lead (0.004%)
In the European Union there are separate collection systems for used electrical and electronic products, batteries and accumulators.
Please, dispose of this equipment, batteries and accumulators correctly at your local community waste collection/recycling centre.
Please, help us to conserve the environment we live in!
Note:
The phrase “Wired remote controller” in this operation manual refers only to the PAR-40MAA. If you need any information for the other remote controller,
please refer to the instruction book included in this box.
1. Safety Precautions
►Beforeinstallingtheunit,makesureyoureadallthe“SafetyPrecautions”.
►The“SafetyPrecautions”provideveryimportantpointsregardingsafety.Makesureyoufollowthem.
►Please report to or take consent by the supply authority before connection to the system.
MEANINGSOFSYMBOLSONTHEUNIT
WARNING
(Riskofre)
This symbol is only for R32 refrigerant. The type of the refrigerant used is written on the nameplate on the outdoor unit.
R32refrigerantisammable.Iftherefrigerantleaks,orcomesincontactwithreorpartsthatgenerateheat,itmaycreate
harmfulgasandposeariskofre.
Read the OPERATION MANUAL carefully before operation.
Service personnel are required to carefully read the OPERATION MANUAL and INSTALLATION MANUAL before operation.
Further information is available in the OPERATION MANUAL, INSTALLATION MANUAL, and the like.
Symbols used in the text
Warning:
Describes precautions that should be observed to prevent danger
of injury or death to the user.
Caution:
Describes precautions that should be observed to prevent damage
to the unit.
Symbols used in the illustrations
: Indicates a part which must be grounded.
Warning:
• These appliances are not accessible to the general public.
• The unit must not be installed by the user. Ask the dealer or an
authorized company to install the unit. If the unit is installed
improperly,waterleakage,electricshockorremayresult.
• Do not stand on, or place any items on the unit.
• Donotsplashwaterovertheunitanddonottouchtheunitwith
wethands.Anelectricshockmayresult.
• Do not spray combustible gas close to the unit. Fire may result.
• Donotplaceagasheateroranyotheropen-ameappliance
whereitwillbeexposedtotheairdischargedfromtheunit.
Incomplete combustion may result.
• Do not remove the front panel or the fan guard from the outdoor
unitwhenitisrunning.
• When you notice exceptionally abnormal noise or vibration, stop
operation,turnothepowerswitch,andcontactyourdealer.
• Neverinsertngers,sticksetc.intotheintakesoroutlets.
• Ifyoudetectoddsmells,stopusingtheunit,turnothepower
switchandconsultyourdealer.Otherwise,abreakdown,electric
shockorremayresult.
• ThisairconditionerisNOTintendedforusebychildrenorinrm
personswithoutsupervision.
• Young children must be supervised to ensure that they do not
playwiththeairconditioner.
• Iftherefrigerationgasblowsoutorleaks,stoptheoperationof
the air conditioner, thoroughly ventilate the room, and contact
your dealer.
• When installing, relocating, or servicing the air conditioner,
useonlythespeciedrefrigerantwrittenontheoutdoorunitto
chargetherefrigerantlines.Donotmixtherefrigerantwithany
otherrefrigerant,anddonotallowairtoremaininthelines.
- If air is mixed with the refrigerant, then it may cause abnormal high
pressure in the refrigerant lines, resulting in an explosion and other
hazards.
-Theuseofanyrefrigerantotherthanthatspeciedforthe
system will cause mechanical failure, system malfunction, or
unit breakdown. In the worst case, this could lead to a serious
impediment to securing product safety.
- It may also be in violation of applicable laws.
- MITSUBISHI ELECTRIC CORPORATION cannot be held
responsible for malfunctions or accidents resulting from the use of
the wrong type of refrigerant.
• Thisindoorunitshouldbeinstalledinaroomwhichisequal
toorlargerthantheoorspacespeciedintheoutdoorunit
installation manual. Refer to the outdoor unit installation manual.