REMKO GPC 20-80 Operation Manual

REMKO GPC 20-80 Operation Manual

Gross calorific value wall-mounted automatic heaters with modulating gas burner with condensing design

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REMKO GPC 20-80
Gross calorific value wall-mounted automatic
heaters with modulating gas burner
with condensing design
Operation · Technology · Spare parts
Edition GB – J11

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Summary of Contents for REMKO GPC 20-80

  • Page 1 REMKO GPC 20-80 Gross calorific value wall-mounted automatic heaters with modulating gas burner with condensing design Operation · Technology · Spare parts Edition GB – J11...
  • Page 3: Table Of Contents

    Contents Safety notes Unit installation Unit description User manual 10-15 Intended use Customer service and guarantee Environmental protection and recycling Installation 17-19 Condensate drain 20-21 Flue gas connection 22-26 27-28 Electrical wiring Electrical wiring diagram Parameters of GPC board 30-31 32-33 Faults and fault analysis Gas connection...
  • Page 4: Safety Notes

    REMKO GPC Safety notes Always observe the respective local building Do not set down any objects on the unit ■ code and fire prevention guidelines as well as the guidelines of the accident prevention The protective grille of the intake must always ■...
  • Page 5: Unit Installation

    Unit installation Application area Selection of the installation location With the REMKO gas wall heaters from the GPC With determination of the installation location, range, it is possible to heat small rooms, such the requirements must be coordinated in regard to:...
  • Page 6: Unit Description

    108% can be achieved. (ambient-air-dependent/independent) Additional notes can be found in the chapter The nominal heating capacity of the REMKO GPC "Installation of the flue gas evacuation series lies between 4.7 and 82.0 kW. and the combustion air supply".
  • Page 7 Fans Air/gas premix The switching on of the fans is time-controlled The units are equipped with a burner with complete by the control board, whereby the timing begins air/gas premix. with the switching-on of the main burner. This mixing process takes place in the fan of the burner motor.
  • Page 8 REMKO GPC Cycle of operation The units from the GPC range are fully-automatic hot If the flame cannot be ignited then 4 further ignition air heaters, which are equipped with an electronic attempts take place. With the fifth ignition attempt, device with self-testing and with a microprocessor the GPC board triggers a fault lock-out.
  • Page 9 Intrinsic safety The increase in efficiency with minimum output is achieved through the use of a modern air/gas mixture technology and the simultaneous flow rate regulation of combustion air and gas. This technology increases the safety of the unit, because the gas valve feeds the fuel depending on the amount of air in accordance with its factory settings.
  • Page 10: User Manual

    In this regard, see the operating manual for the ATR For correct use of the accessories, please read Smart Basic and ATR Smart Web "REMKO room the corresponding operating manual. temperature ATR Smart Basic and ATR Smart Web"...
  • Page 11 Up and down arrow The ST1 value should not be modified unless keys for scrolling in the menu, ENTER for confirming in consultation with REMKO Customer Service. and accessing a menu item and ESC to return the previous menu level.
  • Page 12 REMKO GPC Scrolling through menu First level menu The following menus are available on the first level: The menu is divided into three levels, the first is displayed without password input, the second and provides information on operation Unit status the third require the input of a second and third level (e.g.
  • Page 13 Resets Menu of the second and third levels The menus of the second and third level are intended The modulation board supports the detection for technical customer service and are only of over 30 different lock-out causes. This means accessible by a password to be obtained from that the causative event can be dealt with perfectly.
  • Page 14 REMKO GPC Resets The ATR Smart controller has an internal temperature The output of the GPC hot air generators can probe that can be connected to a remote control be adjusted in three different ways: probe for control. The ATR Smart Basic / Web have an internal temperature probe and can - 0-10 Vdc;...
  • Page 15 The ignition status of the burner, the percentage modulation, the fault messages and the reset can be displayed via the ATR Smart Basic / Web. The ATR Smart Basic / Web require the following: Indication of whether the probe is an external probe (remote control), internal probe or both;...
  • Page 16: Intended Use

    As a prerequisite for any guarantee claims to be considered, it is essential that the ordering party or their representative complete and return the "certificate of guarantee" to REMKO GmbH & Co. KG at the time when the units are purchased and commissioned.
  • Page 17: Installation

    Installation The following instructions for installation and set-up Ventilation openings of the units are intended exclusively for authorised technicians. The rooms where gas-powered units are operated All safety notes must be observed without exception. must have one or more permanent openings (windows or doors).
  • Page 18 REMKO GPC Permanent wall installation Align the wall brackets in a suitable place on the wall (spirit level) and fix securely. Mark the boreholes to be made with a pencil. - Securely attach the wall brackets with suitable anchors and screws - M10 or greater.
  • Page 19 Pivoting wall installation NOTE The brackets must be connected to the unit and The instructions for installation of the pivoting the wall in a de-energised state. brackets are included with the packaging. The use of pivoting brackets is appropriate for the CAUTION following cases: The units may only be mounted on stable walls,...
  • Page 20 REMKO GPC Suspension from the ceiling The accessory assembly kit ceiling suspension, with 4 universal suspension brackets, is available for installation as a suspended unit. When fastening to the ceiling with chains or ropes provided by the customer, use appropriate fastening materials that are appropriate for the weight of the unit.
  • Page 21: Condensate Drain

    Condensate drain Correct implementation of the condensate trap Preventative measures is particularly important, a poorly designed trap impairs proper functioning of the unit. The following materials should be used for condensate The following points should be observed: drains: Danger of accumulation of the condensate Aluminium, stainless steel, silicone, Viton or EPDM ■...
  • Page 22: Condensate Drain

    REMKO GPC Discharge via rain gutters Laying the condensate drain in the space to be heated is a good solution to prevent the formation of ice; the drainage of the condensate can take place via rain gutters or it can be collected and treated with alkaline solutions.
  • Page 23: Flue Gas Connection

    Flue gas connection The units work with a closed combustion cycle. Since the automatic heaters are GPC condensing The fan is located in front of the heat exchanger. devices, the following material must be used for the exhaust gas line: The flue gas evacuation and/or combustion air supply must be planned and executed in observance Aluminium with a wall thickness of at least 1.5 mm...
  • Page 24 REMKO GPC Condensate water In the case of GPC units, no thermal insulation If there is a combustion air supply duct, the pressure of the flues is required, as the condensate losses must be added to those of the flue gas pipe.
  • Page 25 Installation examples Type B23 horizontal through the outside wall. Gas fireplace type B23 Room-air-dependent combustion system. The combustion cycle is not sealed compared to the environment in which it has been installed. The combustion air is taken directly from the installation space. The guidance of the flue gas can take place in two variants: a) with the aid of horizontal ductwork (outside wall...
  • Page 26 REMKO GPC Gas fireplace type C Type B23 vertical through the ceiling. Room-air-independent combustion system. The combustion cycle is sealed compared to the environment in which it is installed. The combustion air is fed from outside. The ductwork runs horizontally through the outside wall or vertically through the roof.
  • Page 27 Type C33 Room-air-independent combustion system. Exhaust/ and combustion air are fed out through an LAS end piece through the roof. Schematic side view Schematic front view NOTE In this version the position of the connections to the unit must be changed, meaning they must be repositioned from behind to above.
  • Page 28: Electrical Wiring

    REMKO GPC Electrical wiring The electrical connection of the unit may only be carried Connection of room thermostat and remote control out by authorised technicians (electrical power company- approved) in accordance with the applicable regulations. The hot air heaters from the GPC series must always...
  • Page 29 Connection of the ATR Smart controller Ventilation (summer) The ATR Smart controller is connected with its own There are different control options for activating plug. When connecting to the power supply, make only the fans (ventilation in summer with the burner sure that the polarity is correct.
  • Page 30: Electrical Wiring Diagram

    REMKO GPC Electrical wiring diagram EXPLANATION OF SYMBOLS Ignition electrode EV1 - First GAS solenoid valve GAS main solenoid valve GAS ignition valve IONO Flame detection electrode KOND Monitoring electrode NTC1 Temperature sensor Connector plug/socket Flame monitoring unit Burner fan...
  • Page 31: Parameters Of Gpc Board

    Parameters of GPC board All parameter values of the GPC board are provided for all GPC hot air generator models. Indicates that the parameters can be changed with the password 001. Indicates that the parameters can be changed with the level two password to be obtainable from the manufacturer's customer service.
  • Page 32 REMKO GPC Parameters of GPC board Value Description NTC1 modulation probe control d0 = 2; for limiting at d0 = 5 or 7 Activation of NTC1 probe: 0=off; 1=on °C Modulation temperature °C SP1 hysteresis: 0÷10 Bandwidth as percentage from 4 to 100 Integral time: 1÷255...
  • Page 33: Faults And Fault Analysis

    Faults and fault analysis The GPC board supports two types of lock-out: - Pre-warning, advises the customer that the GPC hot air generators must be serviced; - Function stop, stops the GPC hot air generator for safety reasons or to protect the device itself. Some function lock-outs require manual resetting, others are automatically resetting if the problem that triggered the lock-out has been cleared.
  • Page 34 REMKO GPC Error Description Cause Unlocking Manual reset Fan speed too slow at start - VAG • Burner fan defective Fan speed too high Manual reset • FAN power cable interrupted, not in stand-by VAG connected or incorrectly connected Speed of the fan during operation...
  • Page 35: Gas Connection

    Gas connection The installation of the gas connection may only It must be ensured that the connection of the unit be executed by authorised technicians (authorised to the gas supply line is executed gas-tight. by the municipal gas supplier) in observance All screw connections of the unit and the gas supply of the applicable provisions for the respective gas must be inspected for leakage integrity.
  • Page 36: Commissioning

    REMKO GPC Commissioning 1. Loosen the lock screw in the pressure tap The initial commissioning may only be carried of the burner. out by a contract installation company or the factory Do not unscrew completely! customer service department. Carry out the following steps prior to the initial 2.
  • Page 37 Then set the burner to "minimum output" by setting Combustion analysis the internal thermostat to a low temperature. Start the unit and make sure that the pressure at the valve intake corresponds with the prescribed Wait until the minimum output at the burner has value.
  • Page 38: Programming Via Lcd Display

    REMKO GPC Programming via LCD display Without password input, the values that can be Parameter menu called up via the LCD display can only be read. To get The submenu Par enable access to the parameters b access to the parameters the password must be set...
  • Page 39 Flt menu (fault memory) Flue & chimney inspector The fault history is saved and displayed here. Use the arrow keys to scroll to the fault and confirm with The unit must be set as follows for measurement ENTER. The number of the fault is then displayed. by the flue &...
  • Page 40 REMKO GPC Navigation map of LCD display 1st Level 3rd Level 2nd Level ENTER Unit status ENTER display ENTER Below at 1st level ENTER ENTER ENTER ENTER Operating mode "Confirm" ENTER "Confirm" ENTER ESt (summer) "Confirm" ENTER ENTER Regulation "Confirm"...
  • Page 41 - "Fault history" ENTER ENTER "Value Mod." "Confirm" "Value" "Value" ENTER "Value" - - - "Value" "Value" "Value" - "Sensor values" ENTER "Value" (NTC1) "Value" (NTC2) "Value" (NTC3) - "Setpoint" "Value" (analogue input B1) ENTER "Value" (water pressure) ENTER "Value Mod." "Confirm"...
  • Page 42: Maintenance

    REMKO GPC Maintenance Repairs to the unit may only be carried out by authorised personnel and using original parts. Failure to do so could jeopardise the safety of the unit and thus result in the cancellation of the warranty claims.
  • Page 43: Replacement Of The Stb

    The value of the ionisation current must exceed 2 5) Check the siphon of the condensate collecting microamps (µA). container and clean it Free the siphon of soiling at least once a year and Lower values are a sign of poor positioning, oxidised check the connections.
  • Page 44: Replacement Of Boards

    The password of level (1) is 001. All other passwords are only known to the REMKO customer service. To change the parameters via the ATR Smart controller, please refer to the separate operating manual.
  • Page 45: Replacement Of The Gas Valve

    Replacement of the gas valve and CO and offset regulation After these steps, set the temperature on the internal Unit with and without temperature controller thermostat back to the desired room temperature value. With replacement of the gas valve, the CO and, if applicable, the offset value must be adjusted.
  • Page 46: Conversion To Liquid Gas

    REMKO GPC Conversion to liquid gas The on-site conversion of the gas type may only If the burner is in operation and working at high be carried out by authorised, qualified technicians. output, check: Prior to the conversion, the country-specific 1) that the pressure at the inlet to the gas requirements must be fulfilled.
  • Page 47: Unit Dimensions

    Unit dimensions (480)* * Dimension for the fixed wall bracket Series Dimensions Opening Gas supply ØG GPC 20 3/4" GPC 40 3/4" GPC 60 1310 1010 3/4" GPC 80 1515 1180 3/4" Series Horizontal discharge GPC 20 GPC 40 GPC 60 GPC 80 100* 100* A = Supply line...
  • Page 48: Exploded View Of The Unit

    REMKO GPC Exploded view of the unit When ordering spare parts, please state the EDP no. unit number and type (see name plate)!
  • Page 49 Venturi burner We reserve the right to modify the dimensions and design as part of the ongoing technical development process.
  • Page 50 REMKO GPC...
  • Page 51: Spare Parts List

    Spare parts list Designation GPC 20 GPC 40 GPC 60 GPC 80 Switch group, compl. F1 fuse 6.3 A Board housing Control board Flame monitoring unit LCD display Ignition gas pipe Ignition burner solenoid valve Gas burner, compl. Burner fan Inspection glass with seal Ignition gas burner, compl.
  • Page 52: Country Table Of Gas Types

    REMKO GPC Country table of gas types Country Category Natural gas Pressure Pressure AT, CH 20 mbar G30/G31 50 mbar 2H3B/P G20/G25 20/25 mbar 37 mbar BE <70 kW 2E(S)B,I3P BE >70 kW G20/G25 20/25 mbar 37 mbar 2E(R)B,I3P G30/G31...
  • Page 53: Technical Data

    Technical data Series GPC 20 GPC 40 GPC 60 GPC 80 Symbol Unit Q ̇ Nominal thermal load 19.0 34.8 65.0 82.0 Nominal heat capacity 18.2 33.6 62.9 80.0 rated,h Minimum performance 13.4 17.8 V ̇ Nominal airflow volume 2700 4300 7800 9000...
  • Page 54 Propane gas 14.00 kWh/kg air heating unit: air heating unit: REMKO GmbH & Co. KG Air conditioning and heating technology Im Seelenkamp 12 32791 Lage We reserve the right to modify the dimensions and design as part of the ongoing technical development process.
  • Page 56 This has given us the reputation of being more than just an excellent, reliable supplier: REMKO, a partner who helps tosolve problems. Sales REMKO offers not just a well-established sales network both nationally and...

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