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Owner’s Manual -  

B-VMH12FU-1

8

Manual Operations

3

This display panel on the indoor unit can be used 

to operate the unit in case the remote control 

has been misplaced or is out of batteries. 

Fig. 3.1

Fig. 3.3

Fig. 3.4

Fig. 3.2

Fig. 3.5

MANUAL button: 

This button selects the

mode in the following order: AUTO, FORCED

COOL, OFF.

FORCED COOL mode: 

In FORCED COOL

mode, the Operation light flashes. The system

will then turn to AUTO after it has cooled with

a high wind speed for 30 minutes. The remote

control will be disabled during this operation.

OFF mode: 

When the panel is turned OFF, the

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 adjust the horizontal louver by 

hand. This may cause damage the mechanism 

and result in condensation forming on the air 

outlets.

Manual button

Manual Swing: 

Press Air Direction to fix the 

louver at a desired angle.The louver swings 

(upward or downward) at a different angle with 

each press of the button.

When cooling

Adjust the louver downwards (horizontally). 

(See Fig.3.3).

When heating

Adjust the louver vertically. (See Fig.3.4)

Adjust the Air Flow Direction Left and Right

Hold the knob and move the louver.

You will find a knob on the left-side and the 

right-side blades.(See Fig.3.5)

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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