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Related Manuals for Mars Comfort-Aire Century VMH 30 SG Series
Summary of Contents for Mars Comfort-Aire Century VMH 30 SG Series
- Page 1 Installation and Operation Manual VMH 30/36 SG Series Inverter Single Zone Ductless Mini-Split 517.787.2100 • www.marsdelivers.com...
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Page 2: Table Of Contents
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Table of Contents Installation Manual Safety Precautions ........4 Accessories ..........6 ..Installation Summary - Indoor Unit ..........10 Unit Parts ..11 Indoor Unit Installation 1. - Page 3 Installation Manual - VMH 30/36 SD Series Installation and Operation Manual - VMH 30/36 SG Series Refrigerant Piping Connection ..25 A. Note on Pipe Length ............. 25 B. Connection Instructions –Refrigerant Piping ....25 1. Cut pipe ................25 2.
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Page 4: Safety Precautions
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Safety Precautions Read Safety Precautions Before Installation Incorrect installation due to ignoring instructions can cause serious damage or injury. The seriousness of potential damage or injuries is classified as either a WARNING or CAUTION. This symbol indicates that ignoring instructions may cause death or serious injury. - Page 5 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series WARNING For all electrical work, follow all local and national wiring standards, regulations, and the Installation Manual. You must use an independent circuit and single outlet to supply power. Do not connect other appliances to the same outlet.
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Page 6: Accessories
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Accessories The air conditioning system comes with the following accessories. Use all of the installation parts and accessories to install the air conditioner. Improper installation may result in water leakage, electrical shock and fire, or cause the equipment to fail. - Page 7 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Name Shape Quantity INVERTER SPLIT-TYPE ROOM AIR CONDITIONER Owner’s Manual Aurora Series All Model Numbers Owner’s manual CS78421-548-754 IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit.
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Page 8: Installation Summary - Indoor Unit
Installation and Operation Manual - VMH 30/36 SG Series Installation Summary - Indoor Unit Minimum clearance - 3" 0" 0" Minimum clearance - 64" Select Installation Location Determine Wall Hole Position (Page 11) (Page 12) Attach Mounting Plate Drill Wall Hole (Page 12) (Page 12) ... - Page 9 Installation and Operation Manual - VMH 30/36 SG Series Connect Piping Connect Wiring Prepare Drain Hose (Page 25) (Page 17) (Page 14) Wrap Piping and Cable (Page 18) STEP Mount Indoor Unit (Page 18) Page 9...
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Page 10: Unit Parts
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Unit Parts Wall Mounting Plate Front Panel Power Cable (Some Units) Louver Drainage Pipe Functional Filter (On Front of Main Filter - Some Units) Signal Cable Refrigerant Piping Remote Control (Some Units) -
Page 11: Indoor Unit Installation
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Indoor Unit Installation DO NOT install unit in the following Installation Instructions – Indoor locations: Unit Near any source of heat, steam, or combustible gas PRIOR TO INSTALLATION Near flammable items such as curtains or Before installing the indoor unit, refer to the... -
Page 12: Attach Mounting Plate To Wall
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Refer to the following diagram to ensure proper distance from walls and ceiling: Minimum clearance - 3" 0" 0" Minimum clearance - 64" Fig. 3.1 Step 2: Attach mounting plate to wall Step 3: Drill wall hole for connective piping The mounting plate is the device on which you... - Page 13 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series W all Indoor Outdoor Indoor unit outline 429mm(16.88in) Fig.3.2 Fig. 3.2 180mm(7.1in) 110mm(4.3in) MOUNTING PLATE DIMENSIONS Different models have different mounting plates. Left rear wall Right rear wall hole 65mm (2.5in) hole 65mm (2.5in)
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Page 14: Prepare Refrigerant Piping
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series 3. Use scissors to cut down the length of the Step 4: Prepare refrigerant piping insulating sleeve to reveal about 15cm (6in) of The refrigerant piping is inside an insulating the refrigerant piping. -
Page 15: Connect Drain Hose
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Step 5: Connect drain hose PLUG THE UNUSED DRAIN HOLE By default, the drain hose is attached to the left- To prevent unwanted leaks you must plug hand side of unit (when you’re facing the back the unused drain hole with the rubber plug of the unit). - Page 16 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series BEFORE PERFORMING ELECTRICAL WORK, READ THESE REGULATIONS 1. All wiring must comply with local and national electrical codes, and must be installed by a licensed electrician.
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Page 17: Connect Signal Cable
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Step 6: Connect signal cable TAKE NOTE OF FUSE SPECIFICATIONS The signal cable enables communication between The air conditioner’ s circuit board (PCB) is the indoor and outdoor units. -
Page 18: Wrap Piping And Cables
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series 6. Feed the signal wire through this slot, from DO NOT INTERTWINE SIGNAL CABLE WITH the back of the unit to the front. OTHER WIRES 7. - Page 19 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series 3. Connect drain hose and refrigerant piping If refrigerant piping is already embedded in the wall, do the following: (refer to Refrigerant Piping Connection section of this manual for instructions).
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Page 20: Outdoor Unit Installation
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Outdoor Unit Installation Outdoor Unit Installation Installation Instructions – Outdoor Unit Installation Instructions –... -
Page 21: Install Drain Joint
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series If the drain joint comes with a rubber seal SPECIAL CONSIDERATIONS FOR EXTREME (see Fig. 4.4 - A), do the following: WEATHER 1. Fit the rubber seal on the end of the drain joint If the unit is exposed to heavy wind: that will connect to the outdoor unit. -
Page 22: Anchor Outdoor Unit
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Step 3: Anchor outdoor unit The outdoor unit can be anchored to the ground or to a wall-mounted bracket. UNIT MOUNTING DIMENSIONS Air inlet The following is a list of different Air inlet outdoor unit sizes and the distance... -
Page 23: Connect Signal And Power Cables
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series If you will install the unit on a wall-mounted BEFORE PERFORMING bracket, do the following: ELECTRICAL WORK, READ THESE REGULATIONS 1. All wiring must comply with local and CAUTION national electrical codes, and must be Before installing a wall-mounted unit, make... - Page 24 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series PA Y ATTENTION TO LIVE WIRE WARNING While crimping wires, make sure you clearly BEFORE PERFORMING ANY ELECTRICAL distinguish the Live (“L”) Wire from other wires. OR WIRING WORK, TURN OFF THE MAIN POWER TO THE SYSTEM.
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Page 25: Refrigerant Piping Connection
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Refrigerant Piping Connection Note on Pipe Length The length of refrigerant piping will affect the performance and energy efficiency of the unit. Nominal efficiency is tested on units with a pipe length of 5 meters (16.5ft). Refer to the table below for specifications on the maximum length and drop height of piping. -
Page 26: Remove Burrs
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series DO NOT DEFORM PIPE Flare nut WHILE CUTTING Be extra careful not to damage, dent, or deform the pipe while cutting. This will drastically reduce the heating efficiency of the unit. -
Page 27: Connect Pipes
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series 6. Place flaring tool onto the form. Instructions for Connecting Piping to 7. Turn the handle of the flaring tool clockwise Indoor Unit until the pipe is fully flared. 1. - Page 28 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Instructions for Connecting Piping to USE SPANNER TO GRIP MAIN Outdoor Unit BODY OF VALVE Torque from tightening the flare nut can snap 1. Unscrew the cover from the packed valve on off...
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Page 29: Air Evacuation
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Air Evacuation Preparations and Precautions Evacuation Instructions Air and foreign matter in the refrigerant circuit Before using the manifold gauge and vacuum can cause abnormal rises in pressure, which pump, read their operation manuals to familiarize can damage the air conditioner, reduce its yourself with how to use them properly. -
Page 30: Note On Adding Refrigerant
Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Open the Low Pressure side of the manifold gauge. Keep the High Pressure side closed. Flare nut Turn on the vacuum pump to evacuate the system. - Page 31 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Electrical and Gas Leak Checks Electrical Safety Checks WARNING – RISK OF ELECTRIC SHOCK After installation, confirm that all electrical wiring ALL WIRING MUST COMPLY WITH LOCAL is installed in accordance with local and national AND NATIONAL ELECTRICAL CODES, regulations, and according to the Installation...
- Page 32 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series Test Run Before Test Run List of Checks to Perform PASS/FAIL No electrical leakage Perform test run after you have completed the following steps: Unit is properly grounded •...
- Page 33 Installation and Operation Manual - VMH 30/36 SG Series Installation Manual - VMH 30/36 SD Series DOUBLE-CHECK PIPE CONNECTIONS During operation, the pressure of the refrigerant circuit will increase. This may reveal leaks that were not present during your initial leak check. Take time during the Test Run to double-check that all refrigerant pipe connection points do not have leaks.
- Page 34 Installation and Operation Manual - VMH 30/36 SG Series Notes _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________...
- Page 35 If for any reason the replacement part/product is no longer available during the warranty period, MARS shall have the right to allow a credit in the LIMITED 3rd to 6th YEAR EXPRESS WARRANTY amount of the current suggested retail price of the part/product instead of The compressor only is warranted to be free from defects in workmanship and providing repair or replacement.
- Page 36 1900 Wellworth Ave., Jackson, MI 49203 • Ph. 517-787-2100 • www.comfort-aire.com • www.century-hvac.com www.marsdelivers.com 10/2022 9/2022...
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