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OWNER'S MANUAL DC INVERTER FREE KMF-400 DN3 KMF-450 DN3 Thank you very much for purchasing our air conditioner. Before using your air conditioner, please read this manual carefully and keep it for future reference.
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This air conditioner comprises an indoor unit, outdoor unit, and a connection pipe. Indoor unit Outdoor unit Air outlet Air inlet Fig.1 Fixing support Refrigerant pipe connector Connection pipe NOTE All the pictures in this manual are for explanation purpose only. They may be slightly different from the air conditioner you purchased(depend on model).
Never touch the air outlet or the horizontal blades while the swing flap is in operation. CONTENTS PAGE Fingers may become caught or the unit may break down. IMPORTANT SAFETY INFORMATION......... 1 Never put any objects into the air inlet or outlet. OPERATION METHOD.
Do not place items which might be damaged by moisture Poor environmental conditions, the appliance should be under the indoor unit. maintained a month and a half or so; If the environment con- Condensation may form if the humidity is above 80%, the dition is good, may be extended appropriately maintenance drain outlet is blocked or the filter is polluted.
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2.2 Constraint Cooling Table of force cooling frequency Table 2-2 Constraint Cooling Mode Force cooling rate(Hz) Outdoor unit main control board has constraint cooling key: SW1 (see Fig.2-1). One press will send constraint cooling signal to all the indoor unit. Constrain all the indoor unit to constraint cooling 33.5kW/40kW operation.
The display contents as followings: 2.9 Mishandling in operation Normal display:When standby, the high position displays the address of the If mishandling happens because of lighting or mobile wireless, outdoor nuit,and the low position displays the Qty.of indoor units that can communi please shut off the manual power switch, and turn on again, -cate with outdoor unit .When it is operating, it will display the rotation frequency of then push the ON/OFF button.
4. MAINTENANCE 4.1 Confirmation before operating 4.2 NON-A/C errors 1. Make sure if the ground wire is broken or fall off. 1. For common protections, please refer to indoor unit operation 2. Make sure if a air strainer has been installed. manual.
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CAUTION Please do not change the power supply by yourself incase of danger; and do not fix the air-conditioner by yourself. 4.4 Cleaning WARNING Stop the unit and cut off the power before cleaning for safety’s sake. Pay attention to T1 thermal bulb when cleaning. DO NOT drop T1 thermal bulb cable,or dismantle it before cleaning and reinstall after cleaning.