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INSTRUCTIONS
FOR
CONTROLLER
GH22PB
FOR
CONTROLLING
CENTRAL
HEATING
BOILERS FIRED
WITH PELLETS
AND OATS
USER MANUAL
We strongly recommend that you familiarise yourself fully with the contents of this manual
before installing and using any of our devices. If you have any questions, please contact us
between 08:00 and 16:00
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Table of Contents
Related Manuals for Geco GH22PB
Summary of Contents for Geco GH22PB
- Page 1 INSTRUCTIONS CONTROLLER GH22PB CONTROLLING CENTRAL HEATING BOILERS FIRED WITH PELLETS AND OATS USER MANUAL We strongly recommend that you familiarise yourself fully with the contents of this manual before installing and using any of our devices. If you have any questions, please contact us...
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Page 2: Table Of Contents
User Instructions for GECO GH22PB controller ______________________________________________________________________________ Table of contents DESCRIPTION OF CONTROLLER .......................... 3 TECHNICAL SPECIFICATIONS ..........................3 REQUIREMENTS FOR ELECTRICAL INSTALLATION ....................4 GRAPHIC AND TEXT DESCRIPTIONS OF DRIVER CONNECTION ................4 CONTROLLER MODES ..............................6 5.1..............................7 TANDBY MODE 5.2. -
Page 3: Description Of Controller
The device supports four temperature sensor inputs (one PT1000 sensor), optical input for flame sensor (option), standard thermostat , additional output for room panel GA03HA GECO , and five outputs for external devices. 2. Technical specifications... -
Page 4: Requirements For Electrical Installation
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 3. Requirements for electrical installation WARNING! Only a person with a valid license to carry out electrical installation work can install the controller wiring and connection technologies. It is recommended that the work is carried out by a qualified installation engineer. - Page 5 User Instructions for GECO GH22PB controller ______________________________________________________________________________ Input parameters are described in the following tables: Description of controller inputs – temperature sensors Temperature sensor Type of input Controller designation Water flowing from 50-51 the boiler Fuel Feeder 52-53 Flue gas...
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Page 6: Controller Modes
User Instructions for GECO GH22PB controller ______________________________________________________________________________ ONLY A QUALIFIED WIRING TECHNICIAN MAY CONNECT DEVICES TO THE GH22PB CONTROLLER. 5. Controller modes The controller can be operated in five modes: • Standby – returns the controller to the state before loss of power. The controller algorithm is not implemented, the clock operates in real time, and the chosen installation settings are stored. -
Page 7: Standby Mode
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 5.1. Standby mode After the installation procedure described in the previous chapter, the GH22PB driver is turned on standby. In this mode, the screen displays a message about how to select automatic or manual mode. -
Page 8: Automatic Mode - Sustain
User Instructions for GECO GH22PB controller ______________________________________________________________________________ In automatic heating mode, the controller displays text information in the top part of the screen: HEATING – when the standard regulation option is set GRID MODE H– when the grid mode option is set PUMP ONLY –... -
Page 9: Alarm/Warning Mode
User Instructions for GECO GH22PB controller ______________________________________________________________________________ After entering the manual mode, operation of all equipment will be stopped automatically. The controller working in automatic mode displays text information at the top of the screen – ‘MANUAL MODE’. 5.6. Alarm/warning mode Alarm - The controller goes into alarm mode when one of the required sensors fails or is disconnected, or when the cable is broken. -
Page 10: Operating The Controller
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 6. Operating the controller Operating the controller is described in this chapter. It includes turning it on, using the keyboard, a working preview of the measuring system, reading text or characters on the screen, and editing the parameters available to the user. -
Page 11: Operating The Controller - Main Screen
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 6.2. Operating the controller – main screen When first connected to a power source, the controller turns on in standby mode. The function button is used to turn the controller on/off, and to move from standby to manual mode. -
Page 12: Help Button
User Instructions for GECO GH22PB controller ______________________________________________________________________________ All information on the work of the heating system are divided into categories and placed on separate screens. Move between the screens by using the buttons . At the bottom of every screen there is a text description of the item. Move between items on the screen using the buttons The curser shows the position on the screen. -
Page 13: Manual Mode
User Instructions for GECO GH22PB controller ______________________________________________________________________________ Basic information about the boiler and controller manufacturer is available: All of the controller’s icons are described in text: USING THE BUTTON FROM ALARM MODE TAKES YOU TO SERVICE INFORMATION. THE FOLLOWING IS DISPLAYED ON THE SCREEN: CONTROLLER MODEL, PROGRAMME NUMBER, AND TELEPHONE CONTACT DETAILS FOR THE MANUFACTURER OR TECHNICIAN. -
Page 14: Controller Menu - Graphic Tree
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 6.6. Controller menu – Graphic tree MENU Operation record Controller panel User settings Installation settings setting Configuration Alarms and Choose language Boiler temperature layout warnings Boiler run time Date and time Temperatura Hot utility water... - Page 15 User Instructions for GECO GH22PB controller ______________________________________________________________________________ 6.6.1 User settings Factory Description of user settings parameters settings Set boiler temperature 'S3' 'S4' 50°C Set DHW temperature (optional) 40°C Set returning temperature (optional) 50°C Fan speed Feeder operation time Feeder operation interval time...
- Page 16 User Instructions for GECO GH22PB controller ______________________________________________________________________________ 6.6.2 Installation settings Factory Description of installation parameters settings System configurations: (1) - K1: Boiler + CH + CONTAINER FEEDER* (2) - K2: Boiler + CH + DHW (3) - K3: Boiler + CH + Mixer...
- Page 17 User Instructions for GECO GH22PB controller ______________________________________________________________________________ 6.6.3 Operation history Operation history is where information on all controller malfunctions and custom activities is stored. All failures and irregularities identified by the programme are stored and archived according to whether they are alarms or warnings.
- Page 18 User Instructions for GECO GH22PB controller ______________________________________________________________________________ Boiler operating time - The screen shows the operating time, in automatic heating and sustain mode. The time is measured by the hour [h]. Emergency work time – The screen shows safe mode operating time, without breakdown of feeder and fan, measured by the hour [h].
- Page 19 User Instructions for GECO GH22PB controller ______________________________________________________________________________ 6.6.4 Controller settings Settings for the controller, which do not effect heating system operations, can be found in the controller settings panel. Controller settings parameters: Choose language – The controller allows the user to choose from one of several language settings.
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Page 20: Description Of Additional Functions
7. Description of additional functions 7.1. DHW priority (hot water) The GH22PB controller can be set to pump hot water as a priority. If you select this mode, water heating becomes the primary function of the controller, with heating (CH) secondary. -
Page 21: Ga03Ha Room Panel
SCALDING!!! 7.4. GA03HA room panel The GH22PB controller is adapted to communicate with GECO’s GA03HA room panel, enabling an easy overview of the boiler from the comfort of your home. Connecting the GH22PB controller to the GA03HA room panel allows: •... -
Page 22: Standard Room Termostat
Disconnecting the room panel or damage to the cable connecting the panel to the controller turns off lights behind the icon on the screen of the GA03HA room panel. Follow these steps in order to connect the GH22PB controller to the GA03HA room panel: Step 1 Step 2... -
Page 23: Fuel Feeder Temperature Detection
7.6. Fuel feeder temperature detection The GH22PB controller has the additional option to protect against temperature in the fuel feeder tray rising above the permitted level, preventing the flame from heating the fuel. -
Page 24: Anti-Stop Function
7.9. Standard mode The factory set default mode for the GH22PB is "Standard mode". This algorithm is designed to control pellet-fired boilers. In this mode, all five external devices are supported. When this mode is active, the main screen displays the text ‘HEAT’ during operations or ‘MAINTAIN’... -
Page 25: Pump Only Mode
Ignition mode is not active in Fire grid mode 7.11. Pump only mode The GH22PB controller allows the heating regulation algorithm to be changed to ‘pump only’ mode. In this mode, neither the feeder nor the fan are supported. The controller not support lighter. -
Page 26: System Installation
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 8. System installation 8.1 Heating installation number 1 The following list specifies the parameters available to the user, along with the assignment of outputs for attached devices and inputs for temperature sensors. Diagram 1 - Summary of user parameters... -
Page 27: Heating Installation Number 2
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 8.2 Heating installation number 2 The following list specifies the parameters available to the user, along with the assignment of outputs for attached devices and inputs for temperature sensors. Diagram 2 – summary of user parameters... -
Page 28: Heating Installation Number 3
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 8.3 Heating installation number 3 The following list specifies the parameters available to the user, along with the assignment of outputs for attached devices and inputs for temperature sensors. Diagram 3 – Summary of user parameters... -
Page 29: Controller Algorithms For Technological Devices
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 9. Controller algorithms for technological devices 9.1 Firing up mode - Fan, feeder, header 9.1.1 Setting without flame sensor Operation of this mode is indicated by text information at the top of the screen: ‘FIRING UP’. -
Page 30: Heating Mode - Fan
User Instructions for GECO GH22PB controller ______________________________________________________________________________ The firing up process follows this procedure: Fuel container FUEL FEEDING Flame detectio n ? AUTOMATIC MODE Heater FIRING UP PHASE 1 Flame detection? AUTOMATIC MODE FIRING UP MODE 2 Flame detection? AUTOMATIC... -
Page 31: Maintain Mode - Feeder And Fan
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 9.4 Maintain mode – Feeder and Fan The controller enters this mode if the boiler temperature reaches the value set by the user in the "set boiler temperature.” or controller will be block by thermostat or room panel GA03HA. -
Page 32: Alarms
User Instructions for GECO GH22PB controller ______________________________________________________________________________ In maintain mode, the feeder tray works according to the setting in parameter S20. Connection and operation of the feeder tray are indicated by a negated feeder tray icon light on the ‘preview controller operations’ screen (press button 10. - Page 33 User Instructions for GECO GH22PB controller ______________________________________________________________________________ Alarm 2 - Damage to water leaving boiler temperature sensor This alarm occurs when the NTC 2.2k sensor for testing the temperature of water from the boiler is damaged or not properly connected. Button –...
- Page 34 User Instructions for GECO GH22PB controller ______________________________________________________________________________ Alarm 4/Warning 4 - damage to DHW/returning water temperature sensor Stan The alarm occurs when the NTC 2.2k NTC DHW/returning water temperature sensor is damaged or not properly connected. It occurs only when the heating configuration includes an additional DHW/Mixer pump.
- Page 35 User Instructions for GECO GH22PB controller ______________________________________________________________________________ safe mode without working returning water sensor, the mixer pump is switched off until the sensor is replaced. Alarm 7/ - Damaged exhaust temperature sensor This alarm is activated when the PT1000 sensor for measuring exhaust temperature is damaged or not properly connected.
- Page 36 User Instructions for GECO GH22PB controller ______________________________________________________________________________ Warning 10 - Anti-legionella function not performed This warning occurs only when the heating system is configured with an additional DHW pump and when the Anti-legionella function is activated. The warning occurs when the temperature in the boiler does not reach 70°C within 120 minutes of activation of the...
- Page 37 User Instructions for GECO GH22PB controller ______________________________________________________________________________ Alarm 13 – Boiler extinguished The conditions for this alarms operation are checked when service parameter 'S8'> 0, S11>0 or 'S10'> 0. A detailed description of the operation of boiler extinguished detection function is in Section 7.6.
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Page 38: Temperature Limiter (Stb)
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 11. Temperature limiter (STB). The GH22PB Controller can be equipped with an additional independent temperature limiter STB via terminals 15 and 16. WHEN THE TEMPERATURE LIMITER IS NOT USED, TERMINALS 15 AND 16 SHOULD BE SHORTED. -
Page 39: Loss Of Power
User Instructions for GECO GH22PB controller ______________________________________________________________________________ 12. Loss of power After loss of power, the controller will return to the state it was in before the power was cut: • If if was turned off, it will remain off •... - Page 40 P.P.U.H. „Geco” Sp. z o. o. 32-060 Liszki, Poland Cholerzyn 376 tel. 012 6369811, 6361290 fax. 012 6362002 http://www.geco.pl...
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