OWNER’S MANUAL Ceiling and Floor Unit Models B-VMH18UU-1 B-VMH24UU-1 517.787.2100 • www.marsdelivers.
Owner’s Manual - B-VMH18,24UU-1 3 INDOOR UNIT 1 4 AUT O CO DR Y HEA T FAN OL 6 TEM SET P CLOC K SET FAN MO M 2 HOUR SPEED DE FAN SPE ED SW SW T LOCK ING AIR ING RESE C/H DIRE CTIO N OK TIM ECO TIM CLO CK E ON E OFF 5 8 8 7 OUTDOOR UNIT 9 INDOOR UNIT OUTDOOR UNIT 1 2 3 4 5 6 7 8 9 Air flow louver (at air outlet) Air inlet (with air filter in) Installation part Connecting pipe Air inlet Air outlet Display panel Remote controller Drain pipe NOTE All the pictures in this
Owner’s Manual - B-VMH18,24UU-1 CONTENTS It is not good for your health to expose your body to the air flow for a long time. PAGE Do not insert fingers, rods or other objects into the air inlet or outlet. When the fan is rotating at high speed, it will cause injury. IMPORTANT SAFETY INFORMATION........................................................3 TEMPORARY OPERATIONS.....................................................................4 AIR CONDITIONER OPERATIONS AND PERFORMANCE..................
Owner’s Manual - B-VMH18,24UU-1 Do not operate the air conditioner with wet hands. An electric shock may happen. Do not operate your air conditioner in a wet room such as a bathroom or laundry room. Do not touch the heat exchanger fins. These fins are sharp and could result in cutting injuries. The main switch of the air conditioner should not be accessed by children to prevent injury. Do not place items which might be damaged by moisture under the indoor unit.
Owner’s Manual - B-VMH18,24UU-1 MANUAL OPERATION TIMER DEF./FAN ALARM For fixed-frequency type,this function is used to operate the unit temporarily in case you misplace the remote controller or its batteries are exhausted. Two modes including FORCED AUTO and FORCED COOL can be selected through the TEMPORARY BUTTON on the air-in grill control box of the indoor unit. Once you push this button, the air conditioner will run in such order: FORCED AUTO, FORCED COOL, OFF, and back to FORCED AUTO.
Owner’s Manual - B-VMH18,24UU-1 Three-minute protection feature 5. A protection feature prevents the air conditioner from being activated for approximately 3 minutes when it restarts immediately after operation. 5.1 Power failure ADJUSTING AIR FLOW DIRECTION Adjust the horizontal louver Auto-swing Press SWING V button, the louver will swing up and down automatically. Power failure during operation will stop the unit completely.
Owner’s Manual - B-VMH18,24UU-1 A wet cloth may be used to clean the indoor unit if it is very dirty. NOTE Never use a damp cloth on the remote controller. The air-in side should face up when using vacuum cleaner. Do not use a chemically-treated duster for wiping or leave such material on the unit for long. It may damage or fade the surface of the unit. The air-in side should face down when using water. CAUTION Do not use benzine, thinner, polishing powder, or similar solvents for cleaning.
Owner’s Manual - B-VMH18,24UU-1 Symptom 2: Change into the fan mode during cooling mode 8. 8.1 In order to prevent the indoor evaporator frosting, the system will change into fan mode automatically, and restore to the cooling mode after the indoor coil warms above freezing. TROUBLESHOOTING Troubles and causes of air conditioner If one of the following malfunctions occur, stop operation, shut off the power, and contact your dealer.
Owner’s Manual - B-VMH18,24UU-1 Table 8-1 NO.
Owner’s Manual - B-VMH18,24UU-1 Table 8-2 Symptoms Causes Unit does not start Air flowing not cooling normally but Units start or stop frequently Low cooling effect Low heating effect Solution Power failure. Power switch is off. Fuse of power switch may have burned. Batteries of remote controller exhausted or other problem of controller. Wait for power to return. Switch on the power. Replace the fuse. Replace the batteries or check the controller. Temperature is not set correctly.
Owner’s Manual - B-VMH18,24UU-1 LIMITED EXPRESS WARRANTY Please visit www.marsdelivers.com to register your new product Congratulations on purchasing your new HVAC equipment. It’s been designed for long life and reliable service, and is backed by one of the strongest warranties in the industry. Your unit automatically qualifies for the warranty coverage listed below, providing you keep your proof of purchase (receipt) for the equipment and meet the warranty conditions.
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