Owner’s Manual - RG/RADS Series WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE WINDOW TYPE ROOM AIR CONDITIONER ROOM AIR CONDITIONER ROOM AIR CONDITIONER ROOM AIR CONDITIONER ROOM AIR CONDITIONER ROOM AIR CONDITIONER...
Owner’s Manual - RG/RADS Series IMPORTANT SAFETY INSTRUCTIONS READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your air conditioner properly. Just a little preventive care on your part can save you a great deal of time and money over the life of your air conditioner.
Page 4
IMPORTANT SAFETY INSTRUCTIONS Owner’s Manual - RG/RADS Series CAUTION When the air filter is to be Do not put a pet or house plant Ventilate the room well when where it will be exposed to direct removed, do not touch the metal used together with a stove, etc.
Page 5
Owner’s Manual - RG/RADS Series IMPORTANT SAFETY INSTRUCTIONS NOTE WARNING The power supply cord with this air For Your Safety conditioner contains a current detection Do not store or use gasoline or other flammable vapors and liquids in the vicinity device designed to reduce the risk of of this or any other appliance.
Page 6
Owner’s Manual - RG/RADS Series IMPORTANT SAFETY INSTRUCTIONS WARNING: ( for using R290/R32 refrigerant only) -Do not use means to accelerate the defrosting process or to clean, other than those•• • Do not use means to accelerate the defrosting process or to clean, other than those reccommended recommended by the manufacturer.
Page 7
Owner’s Manual - RG/RADS Series IMPORTANT SAFETY INSTRUCTIONS Explanation of symbols displayed on the unit (R32/R290 Refrigerant only): This symbol shows that this appliance uses a flammable refrigerant. If the refrigerant is leaked and exposed to an external ignition source, there is a risk of fire. This symbol shows that the operation manual should be read carefully.
Page 8
Owner’s Manual - RG/RADS Series IMPORTANT SAFETY INSTRUCTIONS pipe work that contains or has contained flammable refrigerant shall use any sources of ignition in such a manner that it may lead to the risk of fire or explosion. All possible ignition sources, including cigarette smoking, should be kept sufficiently far away from the site of installation, repairing, removing and disposal, during which flammable refrigerant can possibly be released to the surrounding space.
Page 9
Owner’s Manual - RG/RADS Series IMPORTANT SAFETY INSTRUCTIONS This shall include damage to cables, excessive number of connections, terminals not made to original specification, damage to seals, incorrect fitting of glands, etc. Ensure that apparatus is mounted securely. Ensure that seals or sealing materials have not degraded such that they no longer serve the purpose of preventing the ingress of flammable atmospheres.
Page 10
Owner’s Manual - RG/RADS Series IMPORTANT SAFETY INSTRUCTIONS The refrigerant charge shall be recovered into the correct recovery cylinders. The system shall be flushed with OFN to render the unit safe. This process may need to be repeated several times. Compressed air or oxygen shall not be used for this task. Flushing shall be achieved by breaking the vacuum in the system with OFN and continuing to fill until the working pressure is achieved, then venting to atmosphere, and finally pulling down to a vacuum.
Page 11
Owner’s Manual - RG/RADS Series IMPORTANT SAFETY INSTRUCTIONS the equipment are removed from site promptly and all isolation valves on the equipment are closed off. k) Recovered refrigerant shall not be charged into another refrigeration system unless it has been cleaned and checked. 15.Labelling Equipment shall be labelled stating that it has been de-commissioned and emptied of refrigerant.
Page 12
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS(for 5000 to 12000Btu/h) BEFORE YOU BEGIN Read these instructions completely and Read these instructions completely carefully. and carefully. IMPORTANT- IMPORTANT - Save these instructions for Save these•• i nstructions for local inspector•• s use. local inspector’s use.
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS C: Align the hole in the top rail with those in the top PREPARE THE WINDOW of the unit as shown in Fig.B Lower sash must open sufficiently to allow a clear Fig.B vertical opening of 13 inches (330mm).
Page 14
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS B. Slide the free end " " section of the panel directly SECURE THE ACCORDION PANELS into the cabinet as shown in Fig. 2. Slide the panel A.Keep a firm grip on the air conditioner, carefully down.
Page 15
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS INSTALL R1 HARDWARE (only be applicable to Energy star models ) In order to minimize air leaks and ensure optimal insulation, it is necessary to install the included R1 hardware to the side curtain. Follow the instructions below.
Page 16
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS Step 3. Slide the R1 insulation panel into the Step 3. Slide the R1 insulation panel into the side If AC is Blocked by Storm Window side curtain, the side with pattern should face the curtain, the side with pattern should fac•...
Page 17
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS(for 15000 to 18000Btu/h) Preliminary Instructions BEFORE YOU BEGIN Read these instructions completely and Read these instructions completely Window Sash Seal carefully. and carefully. IMPORTANT- IMPORTANT Save these•• - Save these instructions for Safety Lock and 3 /4 (or1 ) Long instructions for local inspector s use.
Page 18
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS A.Window Mounting Preliminary Instructions Remove Air Conditioner from Cabinet 3. Check your storm windows-- if your storm NOTE: Remove any packaging material from window frame does not allow the clearance cabinet exterior. required, correct by adding a piece of wood as 1.
Page 19
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS 10. Your unit may come with internal packaging. Air Conditioner This packaging must be removed prior to Plastic Cabinet Frame installing the air conditioner back into the View cabinet.(see Fig.7). Shipping Packaging Locking Screw "...
Page 20
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS 1 2 Long Screws Left And Locknuts Bottom Rail Seal Locknut Sill Angle Right Bracket 3 4 (or1 )Long Flat Head Hex-head Screw Bolt 2 Each Required For Fig.13 Each Support Bracket Install Support Bracket Fig.15B 1.
Page 21
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS 4. Attach the top angle to window frame: Use a 3/32 Install Window Sash Seal and drill bit to drill one hole through the hole in the Safety Lock middle of top angle into the window frame, and drive one 3/ 4 (or 1/ 2 ) HEX-HEAD locking screw 1.
Page 22
INSTALLATION INSTRUCTIONS Owner’s Manual - RG/RADS Series INSTALL WEATHER STRIPPING (only applicable to Energy star models) In order to minimize air leaks between the room air In order to minimize air leaks between the room air•• conditioner and the window opening, trim the weather condit••...
Page 23
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS B.Thru-The-Wall Installation Inside Frame Height: 18-7/8"(47.9cm) or18" (45.7cm) Inside Frame Width: 26-3/4"(67.9cm) or 23-7/8"(60.6cm) NOTE: Consult local building codes prior to installation, or a qualified carpenter. Select Wall Location The air conditioner has a slide-out chassis, so Inside that it can be installed through an outside wall Frame...
Page 24
Owner’s Manual - RG/RADS Series INSTALLATION INSTRUCTIONS Screw or nail cabinet wooden frame using shims 5. Screw or nail cabinet wooden frame using Prepare and Install Cabinet if frame is oversized, to eliminate distortion. See shims if frame is oversized, to eliminate•• distortion.
Owner’s Manual - RG/RADS Series NORMAL SOUNDS High Pitched Chatter High efficiency compressors may have a high pitched chatter Vibration during the cooling cycle. Unit may vibrate and make noise because of poor wall or window construction or incorrect installation. Sound of Rushing Air At the front of the unit, you may hear the sound of rushing air...
Owner’s Manual - RG/RADS Series AIR CONDITIONER FEATURES WARNING To begin operating the air conditioner, follow these steps: To reduce the risk of fire, electric shock, or injury to 1. Set the thermostat to the highest number (coldest or persons, read the IMPORTANT SAFETY cooler setting).
Page 27
Owner’s Manual - RG/RADS Series AIR CONDITIONER FEATURES Fresh Air Vent Control 15~18K models Fig. A Fig. B Fig. C (VENT CLOSED) (VENT OPEN) (VENT & EXHAUST OPEN) The Fresh Air Vent allows the air conditioner to: 1. Recirculate inside air - Vent Closed (See Fig.A) 2.
Page 28
Owner’s Manual - RG/RADS Series AIR CONDITIONER FEATURES ELECTRONIC CONTROL OPERATING INSTRUCTIONS Before you begin, thoroughly familiarize yourself with the control panels as shown below and all its functions, then follow the symbol for the functions you desire. The unit can be controlled by the unit control alone or with the remote.
Page 29
Owner’s Manual - RG/RADS Series AIR CONDITIONER FEATURES TO SELECT THE OPERATING MODE: TO ADJUST FAN SPEEDS: Press Fan button to select the Fan Speed in four To choose operating mode, press Mode button. Each To choose operating mode, press Mode button.•• Each steps-Auto, Low, Med or High.
Owner’s Manual - RG/RADS Series AIR CONDITIONER FEATURES DISPLAYS: NOTE: Displays If the unit loses power unexpectedly, it will restart with the If the unit •• • • • •• • • • •••••••••••• unexpectedly, it will restart previous function setting automatically when the power with the previous function setting automatically when the power resumes.
Owner’s Manual - RG/RADS Series CARE AND CLEANING Cabinet Cleaning Air Filter Cleaning Push the vent handle to the Vent Closed position Be sure to unplug the air conditioner to prevent shock or fire hazard. The cabinet and front may be dusted with an oil-free (where applicable).
Page 32
Owner’s Manual - RG/RADS Series TROUBLESHOOTING TIPS Problem Solution Dirty air filter- air restricted. Clean air filter. Refer to Care and Cleaning section. Air conditioner cooling, but room Temperature is set too High, set temperature to a Lower setting. is too warm- NO Air directional louvers positioned improperly.
Page 33
Comfort-Aire shall have the right to allow a credit in the amount of the current suggested retail price of the product instead LIMITED ONE (1) YEAR EXPRESS WARRANTY of providing replacement.
Page 34
Owner’s Manual - RG/RADS Series 1900 Wellworth Ave., Jackson, MI 49203 • Ph. 517-787-2100 • www.marsdelivers.com 10/2018...
Need help?
Do you have a question about the mars RG Series and is the answer not in the manual?
Questions and answers