For central heating boiler controller with feeder screw (44 pages)
Summary of Contents for Geco GH10HA
Page 1
MANUAL FOR CONTROLLER GH10HA For controlling Holzgas forced circulation wood central heating boiler Program version: 01 USER MANUAL We request that users carefully study applicable Instructions before connecting andstarting up any of our products. Should any doubts arise, please contact our Company between 8 a.m. and 4 p.m.
RIORITY 8.4..........................15 UMMER ROOM THERMOSTAT ........................15 TEMPERATURE LIMITER (STB) ...................... 16 CONNECTION DEVICES TO THE GH10HA CONTROLLER ..............17 INFORMATION ON LABELLING AND COLLECTION OF WORN OUT ELECTRICAL AND ELECTRONIC EQUIPMENT ..........................18 Issue I APRIL 2013...
GH10HA USER MANUAL PAGE 3 INTRODUCTION 1.1. Graphic symbols Symbols intended to indicate and at the same time emphasise the importance of text containing information that warns against dangerous situation have the following graphic forms: Warning This symbol is used when it is necessary in described instructions to follow the sequence of carried out operations.
GH10HA USER MANUAL PAGE 4 GENERAL FEATURES The GH10HA Controller is a microprocessor-based device manufactured using the Surface Mount Technology (SMT). It is designed to control the processes of Hot Utility Water (HUW) heating and the main Central Heating (CH) water circuit. Control parameters can be adjusted to the current operating conditions and boiler type.
GH10HA USER MANUAL PAGE 5 TECHNICAL DATA Power supply 230V AC +10% -15% PT1000 sensor NTC sensor resistance resistance Operating temperature characteristics +5°C to +40°C characteristics range Temp. Resistance Temp. Resistance Humidity 20% to 80% RH °C Ω °C Ω...
GH10HA USER MANUAL PAGE 6 QUICK START To quickly start the GH10HA Controller, perform the following actions: 1. Connect the device to the 230V AC power system (put the plug in the power outlet). ⇒ 2. Turn the Controller ON by pressing .
GH10HA USER MANUAL PAGE 8 6.2. Automatic operation mode. The controller may work in one of two available automatic operation modes – the AUTOMAT mode or the MAINTAIN mode. When outlet water temperature is lower than preset one, the controller works in the AUTOMAT mode. If outlet water temperature is higher or equal to preset temperature, the controller works in the MAINTAIN mode.
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GH10HA USER MANUAL PAGE 9 6.2.3. CH Pump Regardless of the configuration of additional pump 'F0', the CH pump: − is activated when the temperature of water leaving the boiler exceeds 85°C, and remains in operation regardless of other conditions (such as thermostat/room panel lock or DHW priority) until the outlet water temperature falls below 84 °...
GH10HA USER MANUAL PAGE 10 6.2.4. Maintain Operation Mode The Controller gets into that mode when the boiler temperature reaches the value set by the user in the U0 setting. This mode of operation is indicated by lighting the lower indicator on In the MAINTAIN mode the fan works with efficiency set in parameter F32 (when F32 <...
GH10HA USER MANUAL PAGE 11 6.4. Viewing Temperatures After pressing , the display shows water temperature at the boiler outlet. Viewing temperatures: flue gas and HUW/return is available in the AUTO and MAINTAIN modes, but only if the flue gas sensor or HUW/return sensor are properly enabled.
GH10HA USER MANUAL PAGE 12 6.7. Boiler Burnout Detection 6.7.1. No Fuel If during automatic operation the boiler outlet water temperature remains below the F08 setting for a period of time set in the F09 setting, then the Controller considers the boiler as “burned out” and enters the AL13 alarm condition.
7.2. Settings are within the range of 35°C to 65°C. 7.4. Anti-Legionella Function (U3) The GH10HA controller is equipment in Anti-Legionella function which limit growth Legionella pneumophilia bacterium on HUW installation. This function is available for users when value F00 service parameter was adjust on „02”, „03”...
GH10HA USER MANUAL PAGE 14 OPERATING THE HUW BOILER The GH10HA Controller allows connection of an additional pump to control the Hot Utility Water (HUW) in the boiler. 8.1. Instalation and Connections To use the Hot Utility Water (HUW) heating option, perform the following actions:...
04 – HUW pump summer mode 8.3. HUW Priority The GH10HA Controller allows to set operation of the HUW pump with priority. If you choose this mode of HUW pump operation, the hot utility water heating is a higher priority function in the Controller.
GH10HA USER MANUAL PAGE 16 10. TEMPERATURE LIMITER (STB) The GH10HA 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.
Power Supply 230V — Power Supply 230V Fig. 1 Diagram of connection outputs and inputs devices and temperature sensor in the GH10HA controller. ANY ADDITIONAL EQUIPMENT MAY BE CONNECTED TO THE GH10HA CONTROLLER ONLY BY PERSON LICENSED TO PERFORM ELECTRICAL...
GH10HA USER MANUAL PAGE 18 12. INFORMATION ON LABELLING AND COLLECTION OF WORN OUT ELECTRICAL AND ELECTRONIC EQUIPMENT CAUTION! This symbol placed on the product or its packaging indicates the need for selective collection of worn out electrical and electronic equipment.
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