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  5. Installation, operation and maintenance manual

ECR International EnviroAir MHA Installation, operation and maintenance manual

Manual is about: 16 SEER Inverter Multi-Zone Ductless Split Systems Air Handler Indoor/Condenser Outdoor

Summary of EnviroAir MHA

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    An iso 9001-2008 certified company ecr international, inc. 2201 dwyer avenue, utica ny 13501 web site: www.Ecrinternational.Com mzi series ~16 seer inverter multi-zone ductless split systems air handler (indoor) models - mwha condenser (outdoor) models - mha i nstallation, operation and maintenance ...

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    1 refrigerant pipe connection refrigerant pipe connection .......................................................................................................... Electrical work electrical work .................. .......................................................................................

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    2 safety precautions warning read the follow safety precautions carefully before installation. Electrical work must be installed by a licensed electrician. Be sure to use the correct rating of the power plug and main circuit for the model to be installed. Incorrect installation due to ignoring of th...

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    3 selecting installation place read completely, then follow step by step. Indoor unit do not expose the indoor unit to heat or steam. Select a place where there are no obstacles in front or around the unit. Make sure that condensation drainage can be conveniently routed away. Do not install near a d...

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    4 accessories installation instructions note: except the above parts provided, the other parts needed during installation you must purchase. Level gauge screwdriver electric drill,hole core drill ( 65 φ mm) flaring tool set specified torque wrenches: 1.8kgf.M, 4.2kgf.M, 5.5kgf.M, 6.6kgf.M(different ...

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    This illustration is for explanation purposes only. The actual shape of your air condtioner may be slightly different. Copper lines must be insulated independently use a stud finder to locate studs to prevent unnecessary damage to the wall. A minimum pipe run of 3 metres is required to minimise vibr...

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    6 installation instructions fig.4 correct orientation of installation plate wall indoor ou tdoor fig.6 fig.5 indoor unit installation(wall-mounted type) 2. Drill a hole in the wall note: 1. Fit the installation plate 1. Fit the installation plate horizontally on structural parts of the wall with spa...

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    7 installation instructions 1. For the left-hand and right-hand piping, remove the pipe cover from the side panel. 2. For the rear-right-hand and rear-left-hand piping, install the piping as shown in fig.10. 3. Fix the end of the connective pipe. (refer to tightening connection in refrigerant piping...

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    8 installation instructions fig.12 1. Pass the piping through the hole in the wall. 2. Put the upper claw at the back of the indoor unit on the upper hook of the installation plate, move the indoor unit from side to side to see that it is securely hooked (see fig.12). 3. Piping can easily be made by...

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    Settlement of outdoor unit anchor the outdoor unit with a bolt and nut 10 or 8 tightly and horizontally on a concrete or rigid mount. φ φ fig.45 install the outdoor unit on a rigid base to prevent increasing noise level and vibration. Determine the air outlet direction where the discharged air is no...

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    Fit the seal into the drain joint, then insert the drain joint into the base pan hole of outdoor unit, rotate 90 to securely assemble them. Connecting the drain joint with an extension drain hose (locally purchased), in case of the water draining off the outdoor unit during the heating mode. 。 drain...

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    Electrical work bar copper pipe clamp handle red arrow mark cone yoke handle bar fig.50 d: flaring work firmly hold copper pipe in a die in the dimension shown in the table below. Caution align the center of the pipes. Sufficiently tighten the flare nut with fingers, and then tighten it with a spann...

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    Electrical work fig.53 connect the cable to the outdoor unit 1. Remove the electrical control board cover from the outdoor unit by loosening the screw as shown in fig.53. 2. Connect the connective cables to the terminals as identified with their respective matched numbers on the terminal block of in...

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    Power l n to a to b l(a) l(b) n(a) n(b) s(a) s(b) one-two models: one-three models: one-four models: one-five models: fig.55 l n s(a) l(a) n(a) to a to a l n l(a) n(a) s(a) note:please refer to the following figures,if the client want wire by themselves. Electrical work l2 s l2 l1 l1 supply s to a l...

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    After the confirmation of the above conditions, prepare the wiring as follows: 1) never fail to have an individual power circuit specifically for the air conditioner. As for the method of wiring, be guided by the circuit diagram posted on the inside of control cover. 2) the screw which fasten the wi...

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    Air purging when relocate the unit to another place, perform evacuation using vacuum pump. Make sure the refrigerant added into the air conditioner is liquid form in any case. (not applicable to the units adopt freon r22 ) open the valve stem until it hits against the stopper. Do not try to open it ...

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    Perform the electric safe check after completing installation: 1. Insulated resistance the insulated resistance must be more than 2m . 2. Grounding work after finishing grounding work, measure the grounding resistance by visual detection and grounding resistance tester. Make sure the grounding resis...

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    Test running perform test operation after completing gas leak check at the flare nut connections and electrical safety check. Check that all tubing and wiring have been properly connected. Check that the gas and liquid side service valves are fully open. 1. Connect the power, press the on/off button...

  • Page 19: Room Air Conditioner

    Before using your air conditioner, please read this manual carefully and keep it for future reference. Inverter one-two/ one-three/ one-four split-type room air conditioner r ead this manual inside you will find many helpful hints on how to use and maintain your air conditioner properly. Just a litt...

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    Sociable remark disposal: do not dispose this product as unsorted municipal waste. Collection of such waste separately for special treatment is necessary. It is prohibited to dispose of this appliance in domestic household waste. For disposal, there are several possibilities: a) the municipality has...

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    Safety precautions to prevent injury to the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring of instructions may cause harm or damage. The seriousness is classified by the following indications. This symbol indicates the possi...

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    Safety precautions caution when the air filter is to be removed, do not touch the metal parts of the unit. It may cause an injury. Do not clean unit when power is on as it may cause fire and electric shock, it may cause an injury. Operation with windows opened may cause wetting of indoor and soaking...

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    Operating instructions indoor unit outdoor unit identification of parts indoor unit outdoor unit one-twin one-three one-four 9 10. Drain hose, refrigerant connecting pipe 11. Connective cable 12. Stop valve 13. Fan hood 10 11 12 13 1. Panel frame 2. Rear air intake grille 3. Front panel 4. Air purif...

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    Auto operation display displayed during auto operation. Operation display displayed when the air conditioner is in operation. Defrost operation display (for heating & cooling model only): displayed when the air conditioner starts defrosting automatically or when the warm air control feature is activ...

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    Manul operation can be used temporarily in case you can not find the remote controller or test running purpose or maintenance necessary. Operating instructions manual operation note: this manual does not include remote controller operations, see the > packed with the unit for details. Operating temp...

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    Operating instructions airflow direction control adjust the air flow direction properly otherwise, it might cause discomfort or cause uneven room temperatures. Adjust the horizontal louver using the remote controller. Adjust the vertical louver manually. To set the vertical air flow(up--down) direct...

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    Auto operation operation drying operation when you set the air conditioner in auto mode, it will automatically select cooling, heating(cooling /heating models only), or fan only operation depending on what temperature you have selected and the room temperature. The air conditioner will control room ...

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    While simultaneously operating two indoor units or more, make sure the operation modes will not conflict with each other. The heat mode claims precedence over all other modes. For example: if the unit intially started operates under cool(or fan) mode, the other units can operate under any mode excep...

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    Care and maintenance cleaning the grille, case and remote controller a cloth dampened with cold water may be used on the indoor unit if it is very dirty. Then wipe it with a dry cloth. Do not use a chemically treated cloth or duster to clean the unit. Do not use benzine, thinner, polishing powder, o...

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    29 care and maintenance maintenance checks before operation if you plan to idle the unit for a long time, perform the following: (1) operate the fan for about half a day to dry the inside of the unit. (2) stop the air conditioner and disconnect power. (3) the outdoor unit requires periodic maintenan...

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    Maintenance if you plan to idle the unit for a long time, perform the following: use a dry cloth to wipe off the dust accumulated on rear air intake grille, in order to avoid the dust blowing out from the indoor unit. Check that the wiring is not broken off or disconnected. Check that the air filter...

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    11 4. This is a normal condition when the air conditioner has not been used for a long time or during first use of the unit. 5. This is caused by the indoor unit giving off smells permeated from building material, from furniture, or smoke. Dust is blown out from the indoor unit. A peculiar smell com...

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    32 troubleshooting tips stop the air conditioner immediately if one of the following faults occur. Disconnect the power and contact the nearest customer service center. Fuse blows frequently or circuit breaker trips frequently. Other objects or water penetrate the air conditioner. The remote control...

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    2201 dwyer avenue, utica ny 13501 website: www.Enviromaster.Com.