MRCOOL DIYM227HPC03C08 - User Manual

Table of Contents:

• Page 2 – Contents; Page 1; Safety Precautions
• Page 3 – Page 2
• Page 4 – Page 3; Read Before Using; Incor; WARNING; to the unit, or other surrounding property.
• Page 5 – DO NOT; Page 4
• Page 6 – Page 5; Note about Fluorinated Gases:; equivalent or more, but less than 50 tonnes of CO; CAUTION; windows open, or in very high humidity.; extended period of time.
• Page 7 – Page 6; Electrical; Wall Mounting Plate; Fresh Air Filter; in; Outdoor Unit; Electrical Access; NOTE ON ILLUSTRATIONS; Parts Overview; Indoor Unit; Quick Connect® Line Set; NOTE; MC Cable
• Page 8 – NOTE ON INSTALLATION OF A DIY MULTI-ZONE SYSTEM; lines to be installed in different locations, and heating/cooling; Indoor unit; Rear air intake grill; Outdoor unit; Drain hose, refrigerant connecting pipe; Page 7; Outdoor
• Page 9 – Overview - Indoor Unit Display; Display Code Meanings; of your and size of your indoor unit may be different.; different color depending on the mode the unit is operating in:
• Page 10 – Page 9; Accessories; Optional; PART
• Page 11 – QUANTITY
• Page 12 – Operating Temperature Ranges; Operating Instructions; DRY Mode; might be activated and cause the unit to function abnormally.; FOR OUTDOOR UNITS WITH AUXILIARY ELECTRIC HEATER:; When the outside temperature; Manual control button
• Page 13 – Horizontal Louver; Vertical; Range; Horizontal; put your fingers into the panel of; the vertical airflow direction set with too; Turn off the power to the circuit at the; Louver; will change airflow direction of the indoor unit to; Airflow Directional Control
• Page 14 – SLEEP Operation While Cooling; Optimal Operation; How the Air Conditioner Works; HEAT; on and off. The fan speed is set to; Adjust the airflow direction of the louvers
• Page 15 – units do not conflict with one another. The; Special Functions; “ code or flash LEDs; Operation Mode Selection
• Page 16 – Press the; button on the remote control to turn off the; LED; display and silence the buzzer of the indoor
• Page 17 – Tab; Care and Maintenance; Use the filter tabs to lift filter slightly upward and then pull it
• Page 18 – Panel buckles; Removal
• Page 19 – To prevent wall damage, use a stud finder to; Installation Diagram; Additional Line Sets & Coupler Kit; If you find the default line set lengths are not
• Page 20 – Connected units; illustrated in; Condenser; Line Set Length Specifications; Maximum Height
• Page 21 – Installation Summary - Indoor Unit; Installation Instructions; PRIOR TO INSTALLATION:; Step 1: Selecting an installation location; Before installing the indoor unit, you must choose; Proper installation locations should meet; Indoor Unit Installation; If there is no fixed refrigerant piping:; NOTE ON MOUNTING AIR HANDLERS TO INTERIOR WALLS; install the indoor unit in any of the; Near flammable items such as curtains
• Page 22 – NOTE FOR CONCRETE OR BRICK WALLS:; Step 3: Drill Wall Hole for Connective Piping; flush with the exterior wall. This will protect the; Selecting an Installation Location; Make sure that the mounting plate is flat against
• Page 23 – MOUNTING PLATE DIMENSIONS; Correct orientation of Mounting Plate; NOTE REGARDING WALL STUDS; Correct Angle to Drill Wall Hole; UNIT IS ADJUSTABLE; Wall Hole Sleeve Installation
• Page 24 – Be extremely careful not to dent or damage the; Step 4: Prepare indoor unit refrigerant piping; piping away from the back of the unit roughly 90; Step 5: Mount the Indoor Unit; The drain hose must be placed at the bottom of; DRAIN HOSE MUST BE ON BOTTOM; through the wall hole, might be difficult for a; Check that the unit is hooked firmly on the
• Page 25 – Installation Instructions –; Step 1: Selecting an Installation Location; Before installing the outdoor unit, you must; install unit in the following; Outdoor Unit Installation; Minimum Clearance; Minimum Clearance; NOTE: Install the unit by following local codes and
• Page 26 – EXTREME WEATHER; Step 2: Install drain joint; DRAINAGE IN COLD CLIMATES; Seal; different types of drain joints depending on
• Page 27 – UNIT MOUNTING DIMENSIONS; The following is a list of different outdoor unit sizes; Step 3: Anchor Outdoor Unit; If you are installing the outdoor unit on the; Outdoor Unit Dimensions:; Air Outlet; TOP VIEW; WHEN DRILLING INTO CONCRETE, EYE
• Page 28 – If you are installing the unit on a wall-mounted; Thread expansion bolts through the holes in the; Indoor Air Handler Compatibility with Multi-Zone Condensers; LIQUID PIPE
• Page 29 – Refrigerant Piping Connection; Step 1: Prepare exterior wall hole; Install finishing ring/cap to the exterior portion of; as this could negatively affect the performance.; Step 2: Unwind Quick Connect® Line Set to; Use your hands to slowly unwind the copper; will become hard and difficult to manipulate.; When bending connective refrigerant piping, it; MINIMUM BEND RADIUS
• Page 30 – remove the sealing caps and stoppers; smoke during the installation.; Connecting the Quick Connect; match. Unscrew the seals and place the screw; crescent wrenches that can be adjusted to fit the size; much torque, the screw connections could suffer
• Page 31 – TORQUE REQUIREMENTS; torque requirements shown in the table below.; HVAC technician.; Using the image below as a guide, and the steps; quickly and make sure the screw connectors; tighten the connector to the specified torque; * If an HVAC torque wrench is NOT available:; Using two wrenches you used to tighten the; Stamp
• Page 32 – IMPORTANT; Step 4: Connect Line Set to the Outdoor Unit; If you are using a 24K or greater capacity air
• Page 33 – Unscrew the couplings from both; Line Set to the Outdoor Unit
• Page 34 – Step 5: Opening the refrigerant valves of the outdoor unit; King; Using the images below as a guide, remove the
• Page 35 – recheck it for leaks. Refer to; Electrical and Gas Leaks Checks; section of this manual for more information.
• Page 36 – wrap the end of the drain hose.; MRCOOL; sizes to fit your particular application.; Step 6: Wrap Piping Connections
• Page 37 – ENSURE UNUSED DRAIN; Using example; Step 7: Connect Drain Pipe
• Page 38 – Quick Connect
• Page 39 – Electrical Connections; BEFORE PERFORMING ELECTRICAL WORK, READ THESE REGULATIONS; moving parts within the unit.; a licensed electrician.
• Page 40 – NOTE ON AIR SWITCH; an air switch or leakage
• Page 41 – NOTE: ELECTRICAL WORK MUST BE COMPLETED BY A QUALIFIED TECHNICIAN.; match zone to zone for any additional connections.; following page) and take note of the following precautions:; • Check the specifications for the power source before proceeding.; main power cord through the lower line-outlet of the cord clamp.; Correct
• Page 42 – Wiring Diagrams; TO A; POWER; TO A TO B
• Page 43 – ACCORDANCE WITH THE WIRING DIAGRAM; NOTE ABOUT FUSE SPECIFICATIONS; Cover; Connect the MC Cable(s) to Outdoor Condenser; SELECT THE CORRECT CABLE; Appliance; AWG; Model Series
• Page 44 – Then, you will connect the wires to the terminal
• Page 45 – Electrical and Gas Leak Checks; After installation is complete, confirm that all; WARNING – RISK OF
• Page 46 – Before Test Run; Unit is properly grounded; List of Checks to Perform Before Test Run; Test Run; • HEAT; Let each function run for 5 minutes and then; List of Checks to Perform During Test Run; For Indoor Unit
• Page 47 – DOUBLE-CHECK PIPE CONNECTIONS; IF THE AMBIENT TEMPERATURE IS; THANK YOU; Manual Control; any of the other products we offer, please; After the Test Run is successfully completed, and
• Page 48 – Troubleshooting
• Page 49 – DO NOT ATTEMPT TO CORRECT; Symptom
• Page 50 – Indicator lamps continue flashing; safely. If the indicator lamps continue to flash or; Indoor Unit Error Code Display; When the indoor unit encounters a recognized error; qualified service technician to investigate the matter further.
• Page 51 – Outdoor Unit Error Code Display
• Page 53 – qualified service technician to investigate the issue further.
• Page 54 – Automatic Wiring/Piping Correction Function; licensed electrical technician only.; How To Activate This Function
• Page 55 – EU Disposal Guidelines; Special notice
• Page 56 – ensure you have the latest version of this manual.; DIY