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MODELS MHP10
& MHP11
INSTALLATION,
OPERATION &
MAINTENANCE
MANUAL
THROUGH-THE-WALL
INDOOR HEAT PUMP
SAFETY AND INSTRUCTIONS ......................................2
OPERATION ....................................................................3
REFRIGERANT ............................................................... 3
SPECIFICATIONS ...........................................................4
HEATING/COOLING PERFORMANCE ......................... 5
PRODUCT OVERVIEW ...................................................6
WHATS INCLUDED ........................................................7
INSTALLATION ............................................................... 8
TOOLS REQUIRED......................................................... 9
CONTROLS ................................................................... 12
INTERNAL WIRING. ..................................................... 18
FUNCTIONS .................................................................. 18
WIFI SETUP AND SMART FEATURES ....................... 19
TROUBLESHOOTING ..................................................24
ERROR CODES ............................................................28
SERVICING ...................................................................30
REPLACEMENT PARTS ..............................................32
WARRANTY ..................................................................34
260 North Elm Street, Westfield, MA 01085
Tel: (413) 564-5545
7555 Tranmere Drive, Mississauga, Ontario, L5S 1L4 Canada
Tel: (905) 670-5888
www.designlinehvac.com
MHP-IOM-4
07/2024
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Table of Contents
Related Manuals for Mestek DesignLine roommate MHP11
Summary of Contents for Mestek DesignLine roommate MHP11
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Page 1: Table Of Contents
MHP-IOM-4 MODELS MHP10 & MHP11 INSTALLATION, OPERATION & MAINTENANCE MANUAL THROUGH-THE-WALL INDOOR HEAT PUMP SAFETY AND INSTRUCTIONS ........2 INTERNAL WIRING............18 OPERATION ..............3 FUNCTIONS ..............18 REFRIGERANT ............... 3 WIFI SETUP AND SMART FEATURES ....... 19 SPECIFICATIONS ............4 TROUBLESHOOTING ..........24 HEATING/COOLING PERFORMANCE ...... -
Page 2: Read Before Proceeding
Through-The-Wall Indoor Heat Pump - Model MHP Read Before Proceeding To reduce the risk of explosion, fire, death, electric shock, scalding, or injury to persons Product Development and continuous improvement are when using this product, follow basic precau- at DesignLine's core. As such, there may be changes or tions including the following: modifications to products, without notice. -
Page 3: Operation
Through-The-Wall Indoor Heat Pump - Model MHP Operation Grounding Instructions Use this unit only for its intended purpose. The power cord of this unit is equipped with a three- prong (grounding) plug. Use this with a standard three-slot Never attempt to operate this unit if it is damaged, malfunctioning, (grounding) wall power outlet to minimize the hazard of electric partially disassembled, or has missing/broken parts. -
Page 4: Specifications
Through-The-Wall Indoor Heat Pump - Model MHP Unventilated Area Qualified Installers/Service Professionals An unventilated area where the unit using flammable refrigerants is installed shall be so constructed that should any refrigerant All operators or refrigeration circuit maintenance personnel leak, it will not stagnate to create a fire or explosion hazard. should obtain a valid certificate issued by an industry- recognized evaluation agency. -
Page 5: Heating/Cooling Performance
Through-The-Wall Indoor Heat Pump - Model MHP Heating Performance MHP10 Roommate MHP10 Heating Performance 12,000 10,000 8,000 Fan Speed Medium 6,000 High 4,000 2,000 Outdoor Temp. Deg F Heating Performance MHP11* Roommate MHP11 Heating Performance 16,000 14,000 Standard Heating Lo w Medium 12,000 High... -
Page 6: Product Overview
Through-The-Wall Indoor Heat Pump - Model MHP Cooling Performance MHP10 & MHP11 Roommate MHP10/MHP11 Cooling Performance 15,000 14,000 13,000 Fan Speed 12,000 High 11,000 10,000 9,000 8,000 7,000 6,000 Outdoor Temp. Deg F Product Overview FRONT BACK CONTROL PANEL WALL HANGING MOUNTS AIR INLET ELECTRIC HEAT STRIP - MHP11 ONLY... -
Page 7: Whats Included
Through-The-Wall Indoor Heat Pump - Model MHP Whats Included UNIT WALL TEMPLATE PLASTIC DUCTING SHEET (X2) VENT COVER ASSEMBLY (X2) (CHAIN, INDOOR RING AND MOUNTING BRACKET REMOTE CONTROL OUTDOOR COVER) 7PCS SCREWS (5×60mm) 2PCS TAPPING SCREW 7PCS WALL PLUGS FIXED PLATE SEALING STRIP (4x10mm) (8×40mm) -
Page 8: Installation
Through-The-Wall Indoor Heat Pump - Model MHP Installation The sealing strip (provided) is intended to create an airtight seal between the mounting surface and the unit. It shall be installed on the unit prior to securing to any surface. It is intended to "stick" (self-adhesive) so the back of the unit in the placement shown in the diagram below. It is meant to fit securely around the rear panel. It may be necessary to cut off excess material. The rear panel shall be cleaned, and any debris shall be removed to ensure a proper adhesion. -
Page 9: Tools Required
Through-The-Wall Indoor Heat Pump - Model MHP Tools Required LEVEL TAPE MEASURE PENCIL 7.25 in/184mm HOLE SAW SHARP KNIFE DRILL 8mm MASONRY DRILL BIT 25mm MASONRY DRILL BIT ENSURE UNIT MOUNTING LOCATION IS WITHIN 6' OF AN APPROPRIATE ELECTRICAL OUTLET. MODEL MHP10 MUST ONLY BE PLUGGED INTO A PROPERLY GROUNDED NEMA 5-15 OR NEMA 5-20 RECEPTACLE, AND MODEL MHP11 MUST ONLY BE PLUGGED INTO A PROPERLY GROUNDED NEMA 6-15 OR NEMA 6-20 RECEPTACLE. - Page 10 Through-The-Wall Indoor Heat Pump - Model MHP The hole for the drain pipe must be drilled using a 25mm drill bit. As seen in image “A” roll the plastic vent sheets into a tube and feed them from the inside into the holes previously made. Ensure Ensure the hole is at a downward angle in accordance with local the tubes sit flush to the interior wall.
- Page 11 Through-The-Wall Indoor Heat Pump - Model MHP Insert the indoor fixing ring from the vent cover onto the indoor Once the chains are fitted and secure, any excess chain should side of the air vent. Then fold the external vent cover in half. be removed by cutting the chain.
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Page 12: Controls
Through-The-Wall Indoor Heat Pump - Model MHP MHP10 Control Panel MHP11 Control Panel – 12 –... - Page 13 Through-The-Wall Indoor Heat Pump - Model MHP Functions Press the POWER button to turn the unit on or off. POWER Press the MODE button to switch between cooling, heating, fan and dry modes. The cooling function allows the unit to cool the room and at the same time reduces air humidity. The desired temperature can be adjusted using the increase and decrease button between 60°F and 86°F.
- Page 14 Through-The-Wall Indoor Heat Pump - Model MHP MPH10 Remote Control The unit can be controlled with the remote control. Two AAA-batteries are required. NOTE: Further details of the functions can be found on the following page. POWER Press the POWER button to turn the unit on or off. MODE Press the MODE button to switch between cooling, heating, fan, and dry modes.
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Page 15: Inserting And Replacing Batteries
Through-The-Wall Indoor Heat Pump - Model MHP Inserting and Replacing Batteries Your air conditioning unit comes with two AAA batteries. Put the batteries in the remote control before use. 1. Remove the cover on the back of the remote control. 2. - Page 16 Through-The-Wall Indoor Heat Pump - Model MHP Instruction Instruction Power：Press to turn on the unit (in shutdown or standby state)，press again to turn off. Mode ： ： In power-on state, press to switch the modes, represents cooling mode, represents heating mode, represents fan mode, represents dehumidification mode.
- Page 17 Through-The-Wall Indoor Heat Pump - Model MHP Installation Installation Plug in the communication cable and attach the panel to the rear panel as shown. – 17 –...
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Page 18: Internal Wiring
Through-The-Wall Indoor Heat Pump - Model MHP Internal Wiring MHP10 Wiring Diagram MHP11 Wiring Diagram Wiring Diagram Component Definition Diagram Call out Definition Indoor DC Motor Motor that runs the main supply blower Outdoor DC Motor Motor that runs the main exhaust to outside Suction Sensor 5k Sensor located on the suction line Outdoor Room Sensor... -
Page 19: Wifi Setup And Smart Features
Through-The-Wall Indoor Heat Pump - Model MHP Wifi Setup And Smart Features Download the App To Your Phone Download the “SMART LIFE” app, from your chosen app store, using the QR codes below, Before You Start or by searching for the app in your chosen Ensure your router provides a standard 2.4ghz connection. - Page 20 Through-The-Wall Indoor Heat Pump - Model MHP Connecting Using WIFI 1. Prior to operating the unit with the app, you must follow the below steps to ensure the unit is in “connection, or pairing” mode. To pair the unit to your device, ensure the unit is in “standby” mode. The screen on the local unit should be “greyed” out and there should be no call or demand.
- Page 21 Through-The-Wall Indoor Heat Pump - Model MHP Picture 6 Picture 7 Picture 8 – 21 –...
- Page 22 Through-The-Wall Indoor Heat Pump - Model MHP 1. Click "Add Device" for operation, as shown in the picture 10. 2. Select the type of device as “Large Home Appliance”, as shown in the picture 11. 3. Connect a WIFI and enter the password., as shown in the picture 12. a.
- Page 23 Through-The-Wall Indoor Heat Pump - Model MHP Picture 12 Picture 13 Picture 14 4. Ensure the WIFI light on the unit is flashing twice per second, as shown in the picture 12. 5. Enter the device connection interface after the progress bar is finished and the device is successfully connected. Click the "Done" button to enter the operation interface of the device, as shown in the picture 13, 14. Due to continuous development of the app, the layout and available features may be subject to change. –...
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Page 24: Troubleshooting
Through-The-Wall Indoor Heat Pump - Model MHP Troubleshooting Do not repair or disassemble the unit without proper troubleshooting steps and contacting a qualified maintenance person. Unqualified repair will invalidate the warranty and may lead to failure, causing injuries and property damage. Only use it as directed in this user manual and only perform operations advised here. -
Page 25: Resistance-Temperature Conversion Table
Through-The-Wall Indoor Heat Pump - Model MHP Resistance - Temperature Conversion Table R-T CONVERSION TABLE R25=5.0kΩ±1% R25=5. 0k Ω ± 1% B25/50=3470K±1% B25/50=3470k ± 1% T [°C] Rmin [kΩ] Rnom [kΩ] Rmax [kΩ] T [ ℃ ] Rmin [ kΩ ] Rnom [ kΩ... - Page 26 Through-The-Wall Indoor Heat Pump - Model MHP T [°C] Rmin [kΩ] Rnom [kΩ] Rmax [kΩ] 7.964 8.083 8.203 7.644 7.755 7.867 7.339 7.443 7.547 7.048 7.145 7.242 6.771 6.861 6.951 6.505 6.589 6.673 6.252 6.330 6.408 6.010 6.082 6.155 5.778 5.846 5.914 5.557...
- Page 27 Through-The-Wall Indoor Heat Pump - Model MHP T [°C] Rmin [kΩ] Rnom [kΩ] Rmax [kΩ] 1.343 1.374 1.406 1.301 1.331 1.363 1.260 1.290 1.321 1.221 1.250 1.281 1.183 1.212 1.242 1.147 1.175 1.204 1.112 1.140 1.168 1.078 1.105 1.133 1.045 1.072 1.100 1.013...
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Page 28: Error Codes
Through-The-Wall Indoor Heat Pump - Model MHP Error Codes The drive module of compressor is check all wiring connections for faulty wiring. If wiring is Compressor IPM error failed or has faulty wiring acceptable, change the main control board Power cycle the unit. If error persists, change the main control PFC/IPM error PFC/IPM error board... - Page 29 Through-The-Wall Indoor Heat Pump - Model MHP Error Codes (continued) Verify sensor are in proper location, wired correctly with no loose Temperature sensor The room temperature sensor is connections. Check sensor ohm’s for proper resistance (5k error(indoor) failed sensor) against temperature chart when not connected to control board.
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Page 30: Servicing
Through-The-Wall Indoor Heat Pump - Model MHP Servicing To access the main control board (PCB) and wiring compartment please follow the steps below. All troubleshooting and diagnosing should be done by a qualified professional service technician or installer. If any doubt, please contact Designline tech support. The below steps should be conducted with the power removed from the unit to ensure the safety of the technician from electrical hazards. - Page 31 Through-The-Wall Indoor Heat Pump - Model MHP 5. Remove five (5) mounting screws located around the perimeter of this cover panel to expose the main control wiring and PCB. Set screws aside to keep safe. 6. To replace, reverse these instructions securing the panels to the unit as required. General Maintenance: • Clear inlets and outlets • Check condensate lines •...
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Page 32: Replacement Parts
Through-The-Wall Indoor Heat Pump - Model MHP Replacement Parts MHP10 & MHP11 ** MHP11 (230V) only – 32 –... - Page 33 Through-The-Wall Indoor Heat Pump - Model MHP MHP Parts Breakdown List Number Description Part Number Items not Shown Discharge Vane Guard 55W41-DL0016-10 Description Part Number Image Discharge Vane Stop 55W41-DL0017-10 Discharge Vane 55W41-DL0018-10 Indoor Duct Collar 55W15-DL0001-10 IR Receiver 55W48-DL0019-10 Front Panel 55W41-DL0020-10 Front Cover...
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Page 34: Warranty
Through-The-Wall Indoor Heat Pump - Model MHP LIMITED WARRANTY Subject to the terms and conditions of this Limited Warranty Statement (the “Limited Warranty”), DesignLine warrants to the ORIGINAL PURCHASER of the MHP Series. For purposes of this Limited Warranty, as used herein, the term “System” shall mean the MHP Series outdoor and indoor components connected via refrigerant piping and electrical wiring purchased on or after January 1, 2024, (i) sold from a licensed HVAC representative of DesignLine (and not an unauthorized third party) to the original owner, (ii) installed by such contractor in accordance with local and National regulations in the continental U.S., Alaska, Hawaii, and Canada... - Page 35 Through-The-Wall Indoor Heat Pump - Model MHP – 35 –...
- Page 36 260 North Elm Street, Westfield, MA 01085 Tel: (413) 564-5545 7555 Tranmere Drive, Mississauga, Ontario, L5S 1L4 Canada Tel: (905) 670-5888 www.designlinehvac.com...
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