© MHG Heating Ltd ProCon Streamline Hybrid Unit. Installation and Operating Manual. Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Section 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0 15.0 16.0 17.0 18.0 19.0 20.0 21.0 22.0 23.0 24.0 25.0 26.0 27.0 28.0 29.0 30.0 31.0 32.0 33.0 34.0 35.0 36.0 37.0 38.0 39.0 40.0 41.
© MHG Heating Ltd 1.0 Appliance Type The ProCon Streamline Hybrid unit is supplied complete with a 3-10kW air to water heat pump (COP 4.4), 7.7-26.8kW modulating condensing gas boiler and comprehensive controller. The heat pump module is designed as a split system. A suitably qualified F gas registered engineer is required to install and commission the interconnecting refrigerant pipework. The external unit is supplied with 3.
© MHG Heating Ltd 2.0 Installation Regulations and Requirements The installation of the Hybrid unit must be in accordance with the relevant requirements of Gas Safety (Installation & Use) Regulations 1994, Health & Safety at Work Act, Building Regulations, IEE Regulations, Construction (Design & Management) Regulations 1994, Local Authority Bye-Laws, National, Fire Regulations and Insurance Company requirements. The following Codes of Practice are also applicable:F Gas and ODS Regulations.
© MHG Heating Ltd 3.0 Appliance Warranties All MHG appliances enjoy a full 36 month warranty as detailed in our terms and conditions. The guarantee period shall begin on the day of commissioning, or at latest 3 months after delivery has been made.
© MHG Heating Ltd 4.0 Dimensions Internal Unit. (H=910mm x W=780mm x D=300mm) Legend 1 2 2.1 3 4 4.1 5 6 7 Refrigerant Line Refrigerant Line Electrical Inlet Route Header Drain Heating Flow Condensate Outlet Gas Inlet Heating Return Flue Spigot 16mm 10mm 3 Clips ½” BSP 1” BSP ¾” Flexible ½” BSP 1” BSP Concentric 80/125 Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd 5.0 Dimensions Evaporator External Unit. (H=943mm x W=950mm x D=330mm) (PUHZ-SW75VHA.UK) # A B C W Dimension 330 mm 943 mm 950 mm 75 kg 6.0 Installation and Service Clearances Internal Unit Front View Internal Unit Top View Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd External Unit # A B C D E Minimum Clearance 50mm 750mm 250mm 250mm 100mm Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd 7.0 Delivery and Mounting The hybrid unit is supplied on two pallets. The cased internal hydraulic assembly and separate gas condensing boiler on one pallets and the external evaporator on the other. Please dispose of all packaging in an environmental way. It is advisable to remove the casing from the internal units prior to installing. The case is secured with 2 screws. The screws are located behind the blue door. Rotate the MHG badge to expose a finger hole.
© MHG Heating Ltd The hanging bracket measurements are detailed below. (A = Bracket) Hang the two internal units onto the wall bracket and ensure the hydraulic connections 1 are secured with washers. Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Install the 3/8” vent valve and ½” drain valve as indicated. #13indicated below.
© MHG Heating Ltd The following electrical connections must be made/checked for security. # 1 2 Description Common Flow Senor F8 Unit Circulating Pump # 3 4 Description HWS Enable from Heat Pump Control to the Boiler Flow Switch # Description Remove the Control Panel Securing screw to access the wiring Terminals for the Outside Air Sensor and RT Boiler Enable 5 Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.
© MHG Heating Ltd # 6 # 7 # 8 Description Wiring Terminal X 4 RT Enable Terminals 6 & 7 Outside Air Sensor Terminals 8 & 9 (Fitted on a North or North East facing wall.) Description Route the RT Enable as shown. Secure the control panel with the screw Description Connect the boilers power supply to terminals 27, 28 & 29 Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd # 1 Description In addition to the boilers outside air sensor the Heat Pump module must have an outside air sensor fitted on a North or North East facing wall. Minimum CSA 1.00 mm up to 20m. 1.5mm from 21-100m Wired to F9 / M Additional sensors can be wired to the sensor terminal rail depending upon the system design. (Bold indicates required.) # Sensor Function Location Voltage / Wire 41.
© MHG Heating Ltd 8.
© MHG Heating Ltd 9.0 Technical Data Heat Pump Module (PUHZ-SW75VHA.UK) System Air/Water Model PUHZ-SW75VHA.UK Heat output in 7 output levels kW Heat 7,2 (3,1-10,5) Range of use for heating °C -20 to +24 Max. flow temperature for hot water °C 60 Max. heat output / Compressor frequency at A10/W 35 kW / Hz / COP1) 10,5 / 99 / 4,4 Max. heat output / Compressor frequency at A7/W35 kW / Hz / COP1) 10 / 96 / 4,3 Max.
© MHG Heating Ltd 10.0 Positioning the External Unit (PUHZ-SW75VHA.UK) Please refer to the External Unit’s technical manual for complete guidance. 11.0 Installing the Refrigerant Pipework Only a suitably qualified F Gas engineer shall undertake the installation and commissioning of the refrigerant pipework between the internal and external units. Failure to install and commission the refrigerant pipework correctly will invalidate the appliances warranty.
© MHG Heating Ltd The external unit is supplied with 3.5kg of R410A refrigerant which is sufficient for 10m (One Way) of interconnecting pipework. Refrigerant lines must be countersunk to avoid clipping particles # 1 2 Description Refrigerant Pipework Countersink Tool For connection to the exterior unit a flare border must be added to the copper pipe ends.
© MHG Heating Ltd Please ensure that the correct border dimensions are adhered to. Copper Pipe External Diameter 10mm 16mm Border Dimensions 12.8 – 13.2 mm 19.3 – 19.7 mm Ensure that the correct tightening Torque is used. Diameter 3/8” 5/8” Tightening Torque 32-40 Nm 65-75 Nm If any brazing/welding work is undertaken on the refrigerant line, a protective gas (i.e. nitrogen) will need to be passed through the pipe in order to prevent scale formation.
© MHG Heating Ltd 12.0 Electrical Connections Both the internal and external units require suitably rated power supplies. Electricals internal unit Power supply system Fuse on site, Tripping characteristic B Electricals external unit Power supply system Starting current max.
© MHG Heating Ltd Internal Wiring Internal Wiring Diagram Heat Pump Module Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Internal Wiring Diagram Heat Pump Module Main # Sub # Sub # Description X12 (TB141) 5/6 Compressor Relay Heating Zone 1 Pump X12 (TB142) 1/2 Compressor A2 Relay Heating Zone 2 Pump X11 (S1) 1/2 3 /4 Main Power Switch L Main Power Switch N A3 Relay Hot Water Pump 1 Compressor Operating Indicator Lamp 2 Indicator Lamp Neutral 1 Hand Mode Indicator Lamp 2 1 Indicator Lamp Neutral Automatic Operation 2 Live in to Hand Auto Switch 3 Hand Operation 1 /2 Unit Fuse 6
© MHG Heating Ltd Internal Unit Sensor Terminals (All sensor/inputs are twin core with the second core connecting to the terminal below) # Sensor Function Location Voltage / Wire 41.0/F9/ Outside Air Sensor (Required) North/North East Facing Wall <24 Volt / 4 Core / Screened 42.6/F8 Common Flow Sensor Internal <24 Volt / 2 Core / Screened 43.0/F6 Hot Water Sensor External Calorifier <24 Volt / 2 Core / Screened 40.1/F5 Heating Circuit 2 Flow Sensor Heating System (If a 3 port valve is used.
© MHG Heating Ltd Internal Wiring Diagram Gas Condensing Boiler Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Gas Condensing Boiler Internal Wiring Diagram Legend Item AF BpKR DP EA EAW GVZ G IZ KR NS PC RL RT UV1 VL WS DHW X1 X2 X3 X4 X5 X6 X7 X14 ZES Description Outside Air Sensor Common Earth Rail Display Fascia Common Earth Rail Combustion/Heat Exchanger Chamber Earth Connector Gas Valve & Ignition Transformer/Rectification Unit Combustion Fan Ignition / Rectification Electrode Controller PCB Power Supply Notebook Interface Connection Return Sensor Boiler Enable 3 Way Valve Flow Sensor Resist
© MHG Heating Ltd 13.0 Internal Hydraulic Configurations Legend # 1 2 3 4 5 6 F8 F17 K-VL K-RL SW1 Description Gas Condensing Boiler Hybrid Pump 3 Way Diverting Valve Heat Pump Heat Exchanger Heat Pump Pump Heat Pump Low Loss Header Hybrid Common Flow Senor Heat Pump Return Senor Hybrid Flow Pipe Hybrid Return Pipe Hybrid Flow Switch Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd 14.0 Hydraulic Configuration Single Heating Zone system with direct on Hybrid weather compensation and priority hot water. Electrical Connections Internal Unit Power. Internal Unit Sensors *If a timed volt free enable is used, all heating time switches should be set to ON --:-- OFF --:-- Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd 15.0 Hydraulic Configuration Dual Heating Zone system with direct on Hybrid weather compensation and priority hot water. Electrical Connections Internal Unit Power. Internal Unit Sensors *If a timed volt free enable is used, all heating time switches should be set to ON --:-- OFF --:-Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd 16.0 Fluing Installation Options When flues are installed with horizontal sections/portions a 3 0 fall back to the boiler must be maintained. This will not only ensure condensate removal preventing premature seal failure, but also prevent nuisances dripping from the wall terminal. Please ensure that the flue adapter is installed prior to installing any addition flue components .
© MHG Heating Ltd 17.0 Fluing Options Please note that excessive resistance within the flue and combustion air supply systems will lead to a reduction in the output of the appliance and induce operational faults. 80/125mm Concentric Flue Components Wall Terminal Vertical Terminal 955mm Flue Extension 500mm Flue Extension 255mm Flue Extension 87º Bend 45º Bend 30º Bend Hybrid (Pa Resistances) 5.0 5.0 4.0 2.0 1.5 4.0 2.0 1.
© MHG Heating Ltd Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd 18.0 Balanced Flue Terminal Positions For Boilers Below 70kW Net Input (All measurements are in mm and are minimum clearances.) A B C D E F G H I J K L M N P Q R S Terminal Location *Below and opening window etc. Below gutter soil pipes etc. Below Eaves. *Below balconies or car port roof. From vertical drain or soil pipe etc. From internal or external corners. Above ground or balcony level. From a surface facing the terminal. From a terminal facing the terminal.
© MHG Heating Ltd 19.0 Pressure (Safety) Relief Valve In accordance with the prevailing British Standard 5440/6644, the installer shall install as suitably sized Pressure (Safety) Relief Valve.
© MHG Heating Ltd 21.0 Expansion Vessel In accordance with BS 6644: 2005, WRAS Regulations, and Local Authority Water Regulations, as applicable, the installer shall install a suitably sized, and approved, Expansion Vessel to ensure that the water capacity of the system has ample expansion capacity. The location of the expansion vessel shall only be isolatable from the system via a Lockable Type Service Valve, which shall be locked in the OPEN position, to prevent accidental isolation.
© MHG Heating Ltd 23.0 Appliance Controls Prior to activating the unit for the first time please ensure that all services, systems and sensors have been installed, checked, flushed, all pumps & valves are bled and free to operate. A self test mode is initiated by both the internal and external units. This may take up to 10 minutes. Within this period the units will not operate. When power is applied to the unit the controller will display END and OK. END must be selected.
© MHG Heating Ltd Controls Function Provides access to the setting parameters screen from a default screen. Returns the screen to a default screen from a parameter setting screen. Provides access to the second level information of the displayed value. Selects a value to be altered by the INFO WHEEL. Stores the new value. Changes the default display when more than four lines are available. Changes the set value within the parameter setting mode.
© MHG Heating Ltd End user parameterization Key sequence: Home Controller User Description System Mode of operation Language LCD Contrast LCD Brightness Date and Time Time Master °C / °F Range Default Off/On Automatic 1 English 4 30 -20 to + 20 00-30 00:00-24:00 / 1-7 On / Off Celsius, Fahrenheit Warm Water (DHW) 1x Warm Water T-DHW 1 Target T-DHW 2 Target T-DHW 3 Target BoB-Value Circ with DHW Prog Anti-legionella Off/On 10-70°C 10-70°C 10-70°C 0 K - 70 K Off/On Off/On As Left On Celsius O
© MHG Heating Ltd Description Heat limit day Heat limit night Heat curve Rad adaption Influence of room Adjust Room Unit Heat optimum Max on-time Low Optimum PC Release Configuration Terminal Change code Controller Address BUS-ID HK1 BUS-ID HK2 eBUS supply* System selection Control type HS1 type Gradient HS BUS HS2 type HS2 reservoir HS3 type HS4 type Buffer Cooling operation (optional)** F15 Function E1 Function E2 Function Sensor Heat source Max T-HS1 Min T-HS1 Min T-HS2 Max T-Accumulator Min T-Accumulat
© MHG Heating Ltd Description Gradient Max lowering Dynamic switch-off HS Cool-Factor T-WE start cool Cascade HS found Power / step HS1 step1 HS1 Step2 HS2 Step1 HS2 Step2 HS3 Step1 HS3 Step2 HS4 Step1 HS4 Step2 BUS Scan min Mod cascade DHW-HS Error signal Power nominal Switching value Remainder blocking time Max T-HS HS-Dynamic On HS-Dynamic Off Adjust time Modgrad On Modgrad Off Min Modgrad Modgrad DHW HS sequence 1 HS sequence 2 Range Default On/Off 1-20 K 0,5-10 K/min.
© MHG Heating Ltd Description Range Default F15 Function* E1 Function* E2 Function* RL Offset Min T-DHW HS Min T-PU HS Max HS off-time 00-08 00-03 00-03 0-15 K 0-90°C 0-90°C ----, 10-210 min.
© MHG Heating Ltd Description Solar/MF1-4 MF1 Function T-MF1- Target MF1 Hyst MF1 Hyst Off MF2 Function T-MF2 Target MF2 Hyst MF2 Hyst Off MF3 Function T-MF3 Target MF3 Hyst MF3 Hyst Off MF4 Function T-MF4 Target MF4 Hyst MF4 Hyst Off Max T-Solar Min T-Solar On Min T-Solar Aus Off T-Solar Protection Return-cool diff Max T-Reservoir DHW Max T-Reservoir PU Max T-Reservoir 3 Solar kick-duration Solar kick-pause Solar kick-gradient Range Default 00-34 10-90°C 2-10 K 2-10 K 00-34 10-90°C 2-10 K 2-10 K 00-34
© MHG Heating Ltd 25.0 Appliance Fault Codes (Heat Pump Controller) Error Error description E 54 E 81 Fault in heat pump. External Unit Not Functioning / Switched Off. If the external unit is malfunctioning the PCB mounted RED and GREEN LED will provide fault data. Please use the label located on the door of the external unit or the manual attached to the end this manual. EEPROM error. Controller Setting Error.
© MHG Heating Ltd 26.0 Appliance Fault Codes (Boiler Controller) If the boiler encounters an operation fault a code will be displayed on the boiler’s control panel. Please note the fault code prior to resetting boiler. Pressing the Reset button for 5 seconds resets the unit.
© MHG Heating Ltd 27.0 Fuel Gas Conversion Procedure Conversion of the gas setting ring 1. Switch off the electrical supply to the appliance. 2. Close the gas tap. 3. Remove the front cover of the appliance. 4. Disconnect the coupling (1) above the gas valve and turn the gas mixing pipe (2) backwards. 5. Replace the O-ring (3) and the gas setting ring (4) by the rings of the conversion set. 6. Reassemble in reverse order. 7. Open the gas tap. 8. Check the gas connections for tightness/ leaks. 9.
© MHG Heating Ltd 28.0 Boiler Controls The boiler utilized within the ProCon Streamline Hybrid is the ProCon Streamline. The boiler is enabled via the Hybrids controller, however the boiler is equipped with its own controller which must be set to provide the correct flow temperature for the system requirements. All settings are made via the boilers control panel.
© MHG Heating Ltd 29.0 Controller Adjustment The control panel can be used to set or review the operation parameters of the boiler. A number of the buttons have dual/multiple functions dependent to the sequence of operation or function mode the unit is in. 1/A Power Mode Selector/Indicator. Pressing the button once will change to operating mode of the boiler. If the LED is Red and the display is indicating -- the boiler is OFF and will not respond to an enabling signal.
© MHG Heating Ltd Pressing the Service 4 buttons provides access to the different functions. The + & - buttons are used to alter the function. The Reset 5 button is used to store the altered functions. Function 0 1 Setting Access Code System Type Required Setting 15 3 Description Second Level Access Code 2 CH Pump Continuous 0 3 4 5 Set CH Power % Set Max Power Weather Comp Curve Min Flow Temp. Weather Comp Curve Outside Air Max Flow Temp. Weather Comp Curve Outside Air Max Temp.
© MHG Heating Ltd 30.0 Commissioning The Appliance We recommend that the unit is commissioned by a MHG engineer to maximize operational efficiency and longevity. The refrigerant system must be commissioned in line with the guidance provided in the External Units technical manual. 31.
© MHG Heating Ltd Gas Valve Adjustments A = Dust Cap, B = High & Low Fire Adjustment, C = Off-Set pressure point, D = Inlet pressure point. Required combustion settings Setting Low Fire CO2% High Fire CO2% Minimum Inlet Dynamic Gas Pressure Mbar Outlet Restrictor Diameter mm Minimum Fan Speed (Parameter d) Minimum Ignition Speed (Parameter F) Natural Gas (H) (G20) 8.9 9.1 18 7.05 25 70 LPG (P) (G31) 9.9 10.3 29 5.35 40 50 33.
© MHG Heating Ltd 35.0 Routine Cleaning & Maintenance (Boiler Module) As part of the Routine Service Inspection, certain areas of the boiler need to the checked and cleaned as necessary. a) b) c) d) e) f) g) h) i) j) k) l) m) n) o) p) q) Turn the boiler OFF at the ON/OFF switch and electrically isolate the boiler by removing the plug or fuse from the boiler supply. Turn off the fuel supply at the boiler isolation tap, fitted by the installer, adjacent to the appliance.
© MHG Heating Ltd Ignition Electrode Adjustment With the burner assembly removed set the ignition electrode to 27-29mm from the edge of the casing. This will ensure that the gap will be 4.5 mm when the burner assembly is refitted. 36.0 Routine Cleaning & Maintenance (Heat Pump) Please refer to the annual service data for the external unit provided in the specific manual at the rear of this manual.
© MHG Heating Ltd 37.0 Fault Codes. (Gas Boiler Module) If the boiler encounters an operation fault a code will be displayed on the boiler s control panel. Please note the fault code prior to resetting boiler. Pressing the Reset button for 5 seconds resets the unit.
© MHG Heating Ltd 38.0 Weather Compensation Slope 100 2 80 1,5 1,2 60 1 0,8 40 0,6 0,4 0,2 20 20 16 12 8 4 0 -4 -8 -12 -16 Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd 39.0 Exploded Spares Diagram (Gas Boiler Module) Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Internal heat pump exploded diagram to follow. Please refer to the external unit manual at the rear of this manual for the respective exploded diagram 40.0 Parts List Please quote the respective bubble and page number when requesting replacement components. Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
© MHG Heating Ltd Notes Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR Telephone 08456 448802 Fax 08456 448803 Email info@mhgheating.co.uk Web DHWw.mhgheating.co.
