SPLIT-TYPE AIR CONDITIONERS OPERATING INSTRUCTIONS INDOOR UNIT MSZ-GA50VA MSZ-GA60VA MSZ-GA71VA MSZ-GA80VA For customers Thank you very much for purchasing this Mitsubishi room air conditioner. • To use this unit correctly and safely, be sure to read this operating instructions before use. Keep this manual carefully for later reference. • Be sure to receive a guarantee card from your dealer and check that the purchased data and shop name, etc. are entered correctly.
CONTENTS SAFETY PRECAUTIONS ........................................................................................................................................................ 2 NAME OF EACH PART ............................................................................................................................................................ 3 PREPARATION BEFORE OPERATION ...........................................................................................................................
SAFETY PRECAUTIONS CAUTION Do not operate the unit at low outside temperature (less than -10°C) in the cooling mode. • In the cooling mode, if the unit is operated at low outside temperature (less than -10°C), water condensed in the air conditioner may drop and wet or damage furniture, etc. Do not use the unit for special purposes. • Do not use this air conditioner to preserve precision devices, food, animals, plants and art objects. This may cause deterioration of quality, etc. Do not put a stove, etc.
NAME OF EACH PART PREPARATION BEFORE OPERATION Remote controller Auto restart function ■ These models are equipped with an auto restart function. If you do not want to use this function, please consult the service representative because the setting of the unit needs to be changed. Signal transmitting section Operation display section ON/OFF (operate/ stop) button Auto restart function is ...
PREPARATION BEFORE OPERATION Remote controller How to set the batteries and the current time Remove the front lid and insert batteries. Then reattach the front lid. Insert the minus pole of the batteries first. Check if the polarity of the batteries is correct. Insert the minus pole of the batteries first. Press the RESET button. Press using a thin stick. • If the RESET button is not pressed, the remote controller may not operate correctly. Press the CLOCK set button. Press using a thin stick.
AUTO CHANGEOVER... AUTO MODE OPERATION An automatic cooling and heating changeover operation system ensures easy control and year-round air conditioning. Once the desired temperature is set, unit operation is switched automatically between cooling and heating according to the room temperature. In addition, fan control of the outdoor unit enables cooling operation at outside temperature as low as -10 °C. To select the AUTO mode: ON/OFF Press the button.
MANUAL OPERATION (COOL, DRY, HEAT) AIR FLOW VELOCITY AND DIRECTION ADJUSTMENT AIR FLOW velocity and direction can be selected as required. To select the COOL, DRY or HEAT/FAN mode: ■ ON/OFF Press the button. Select the operation mode by pressing the MODE To change the AIR FLOW velocity, press the button. (High) notch to cool/heat the room more. • Use the • If the operating sound of the air conditioner disturbs your sleep, use the (Low) notch. ■ To stop operation: ON/OFF Press the button.
LONG OPERATION ECONO COOL OPERATION Use this operation when you want the air flow to reach a long distance. Use this operation when you want to be comfortable in COOL mode even with energy saved. Perform the following operations while the unit is operating. ■ Press the LONG Perform the following operations while the unit is operating in the MANUAL COOL mode. ■ button. The fan speed increases.
WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONG TIME When it is not going to be used for a long time: When the air conditioner is to be used again: Perform the FAN operation for 3 or 4 hours to dry the inside of the air conditioner. Clean the air filter and install it in the indoor unit. To perform FAN operation, set the remote controller to the highest temperature in the MANUAL COOL mode. (Refer to page 7.) (Refer to page 10 for cleaning instructions.
CLEANING THE CATECHIN AIR FILTER REPLACEMENT OF THE AIR CLEANING FILTER Do not open the front panel up past the level position. The panel may come off in order to prevent it from being damaged. When the capacity is lowered because of dirt, etc., it is necessary to replace the air cleaning filter. Cleaning the catechin air filter (about once every 2 weeks) Remove the catechin air filter. After washing with water/lukewarm water, dry the catechin air filter well in the shade.
BEFORE CONTACTING THE SERVICE REPRESENTATIVE, CHECK THE FOLLOWING AGAIN Question Check points or Remedy The air conditioner cannot • Is the breaker turned on? • Is the fuse blown? be operated. • Is the ON timer set? (Page 8) The room cannot be cooled • Is the temperature setting correct? (Page 7) • Is the filter clean? (Page 10) or heated sufficiently.
INSTALLATION, RELOCATION AND INSPECTION Installation place The installation location of the outdoor unit should be at least 3 m away from the antennas for TV sets, radios, etc. In areas where the reception is weak, provide greater space between the outdoor unit and the antenna of the affected device if operation of the air conditioner interferes with radio or TV reception. Avoid installing the air conditioner in the following places. • Where flammable gas could leak.
HEAD OFFICE: TOKYO BLDG.
