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Owner’s Manual -  

B-VMH12FU-1 

 

  

 

5

Thank you for purchasing this air conditioner. This manual will provide you with information on how 

to operate, maintain, and troubleshoot your air conditioner. Following the instructions will ensure the 

proper function and extended lifespan of your unit.  

Please pay attention to the following signs:

Safety Precautions

1

 WARNING

Ask an authorized dealer to install this air

conditioner. Inappropriate installation may

cause water leakage, electric shock, or fire.

The warranty will be voided if the unit is not

installed by professionals.

If abnormal situation arises (like burning

smell), turn off the power supply and call

your dealer for instructions to avoid electric

shock, fire or injury.

DO NOT

 let the indoor unit or the remote

control get wet. It may cause electric shock

or fire.

DO NOT

insert fingers, rods or other

objects into the air inlet or outlet. This may

cause injury, since the fan may be rotating

at high speeds.

DO NOT

use a flammable spray such as

hair spray, lacquer or paint near the unit.

This may cause fire or combustion.

CAUTION

Failure to observe a warning may result in death. The appliance must be 
installed in accordance with national regulations. 

.

Failure to observe a caution may result in injury or equipment damage.

WARNING

CAUTION

DO NOT

place items that might be affected

by moisture damage under the indoor unit.

Condensation can occur at a relative

humidity of 80%.

DO NOT

expose heat-producing appliances

to cold air or place them under the indoor

unit. This may cause incomplete combustion

or deformation of the unit due to the heat.

After long periods of usage, check the

indoor unit to see if anything is damaged. If

the indoor unit is damaged, it may fall and

cause injury.

If the air conditioner is used together with

other heating devices, thoroughly ventilate

the room to avoid oxygen deficiency.

DO NOT

climb onto or place objects on top

of the outdoor unit.

DO NOT

operate the air conditioner when

using fumigant insecticides. The chemicals

may become layered with the unit and

endanger those who are hypersensitive to

chemicals.

DO NOT

let children play with the air

The air conditioner can be used by children aged

8 years and older and people with reduced

physical, sensory or mental capabilities, or lack

of experience and knowledge, if they have been

given instruction on how to properly and safely

operate the system.

 

DO NOT

operate the air conditioner in a wet

room (e.g. bathroom or laundry room). This

can cause electrical shock and cause the

product to deteriorate.

conditioner.

DO NOT

operate the air conditioner with

wet hands. It may cause electric shock.

DO NOT

touch the air outlet while the

 louver

is in motion. Fingers might get caught

 

or the

unit may break down.

DO NOT

inspect the unit by yourself. Ask an

authorized dealer to perform the inspection.

To prevent product deterioration, do not use

the air conditioner for preservation purposes

(storage of food, plants, animals, works of

 

art,

etc.).

DO NOT

touch the evaporator coils inside

the indoor unit. The evaporator coils are

sharp and may cause injury.

Summary of Contents for Comfort Aire Century B-VMH12FU-1

Page 1: ...OWNER S MANUAL Console Unit Models B VMH12FU 1 517 787 2100 www marsdelivers com...

Page 2: ...Owner s Manual B VMH12FU 1 2 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 3: ...Owner s Manual B VMH12FU 1 3 Indoor Unit Parts and Major Functions 6 Manual Operations 8 Table of Contents Owner s Manual SAFETY FIRST Safety Precautions 5 1 2 3...

Page 4: ...re and Maintenance 9 Unit Maintenance 9 How to Clean the Air Filter 9 Repairing Refrigerant Leaks 10 Preparation for Periods of Non use 10 Troubleshooting 11 Common Problems 11 Troubleshooting Tips 12...

Page 5: ...heat producing appliances to cold air or place them under the indoor unit This may cause incomplete combustion or deformation of the unit due to the heat After long periods of usage check the indoor u...

Page 6: ...peration If the air conditioner is used under different conditions it may malfunction or become less efficient Drain hose Refrigerant connecting pipe Display panel Air inlet with air filter in it Air...

Page 7: ...oom DO NOT place objects near the air inlet and outlet of the unit Set a timer and use the built in SLEEP ECONOMY mode if applicable If you don t plan to use the unit for a long time remove the batter...

Page 8: ...unit turns off and the remote control is re enabled Infrared receiver Timer indicator PRE DEF pre heating defrost indicator Operation indicator Adjusting Air Flow Direction CAUTIONS Do not try to adj...

Page 9: ...ally treated cloths to clean the unit DO NOT use benzene paint thinner polishing powder or other solvents to clean the unit They can cause the plastic surface to crack or deform DO NOT wash the unit u...

Page 10: ...nded Non Use 1 Remove any obstacles blocking the vents of both the indoor and outdoor units 2 Clean the air filter and the front grille of the indoor unit Reinstall the clean dry air filter in its ori...

Page 11: ...EF Pre heating Defrost indicators are lit up the outdoor temperature is too cold and the unit s anti cold wind is activated in order to defrost the unit In Cooling only Models If the Fan Only indicato...

Page 12: ...s emitted from either the indoor or outdoor unit The unit may accumulate dust during extended periods of non use which will be emitted when the unit is turned on This can be mitigated by covering the...

Page 13: ...term use Check for leaks re seal if necessary and top off refrigerant The unit starts and stops frequently There s too much or too little refrigerant in the system Check for leaks and recharge the sy...

Page 14: ...lfunction 9 Off N A 9 Other twin model malfunction 10 Off N A 10 Overload protection 1 On F0 11 Outdoor temperature sensor error 2 On F 1 12 Outdoor condenser pipe sensor error 3 On F2 13 Discharge ai...

Page 15: ...warranty period Without this proof the express warranty begins on the date of shipment from the factory Please visit www marsdelivers com to register your new product REMEDY PROVIDED BY THE LIMITED EX...

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