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GAS FIRED WALL MOUNTED CONDENSING
COMBINATION BOILER
FOR SEALED CENTRAL HEATING SYSTEMS AND MAINS FED DOMESTIC HOTWATER
USER INTRODUCTION MANUAL
OPERATING AND IMPORTANT WARRANTY
IMFORMATION
THE APPLIANCE IS FOR
USE WITH NATURAL GAS OR
L.P.G
EHC ECOSAVE 21K
EHC ECOSAVE 25K
EHC ECOSAVE 32K
EHC ECOSAVE 37K
GB
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Summary of Contents for EHC ECOSAVE 21K
- Page 1 COMBINATION BOILER FOR SEALED CENTRAL HEATING SYSTEMS AND MAINS FED DOMESTIC HOTWATER THE APPLIANCE IS FOR USE WITH NATURAL GAS OR L.P.G EHC ECOSAVE 21K EHC ECOSAVE 25K EHC ECOSAVE 32K EHC ECOSAVE 37K USER INTRODUCTION MANUAL OPERATING AND IMPORTANT WARRANTY...
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Page 2: Storage Of The Documents
However we are not responsible for any damage to the boiler as a result of users not following these operating instructions If you have any operational questions about the appliance, please contact either the approved installer or EHC Technical Department on Tel No : 01698 820533 Storage of the Documents Please ensure you store the instructions and all other related documents in a safe and dry area. -
Page 3: Table Of Contents
Contents Product Overview Safety Safety Definitions Safety Precaution s CE Marking Information Set-up and Adjustments Emergency Actions Modifications Water Leaks Overview of the Appliance External View Control Panel Turning the Appliance ON/OFF Turning On the Appliance Turning Off the Appliance Switching Operating Status Display Using the Central Heating Setting the CH Temperature... -
Page 4: Product Overview
CH mode is disabled. WARNING Models Indicates a potentially hazardous situation which, if not EHC provides the following four types of models. avoided, could result in severe injury or death. • Eco save 21K •... -
Page 5: Safety Precautions
• Have your installer show you the location of the gas approved Installer or the EHC Technical Department on Tel shutoff valve and how to close it. Close the shutoff valve No : 01698 820533 if the appliance becomes subjected to overheating, fire, flood, physical damage or any other hazardous situation. -
Page 6: Set-Up And Adjustments
Set-up and Adjustments DANGER WARNING Installation, adjustment, service, repair and maintenance of Compromised Flue System the appliance should only be carried out by a approved installer, and should comply with Gas Safety(Installation and • Failure to follow the flue section of the installation Use) Regulations 1998. -
Page 7: Overview Of The Appliance
Overview of the Appliance External View Flue Push Front flap Power cable Water inlet pipe DHW outlet pipe Condensate pipe Gas inlet pipe Control Panel Heating return pipe Front flap Heating supply pipe Note Before using, make sure that: • all valves are fully opened;... -
Page 8: Control Panel
Control Panel 1. Display Indicates current heating fl ow temperature, pressure in the heating system, operating mode and additional information. 2. CH temperature control Used to set the temperature for the Central Heating. It can also be used with the parameter setting in the Service Menu. 3. - Page 9 Central Heating Icon Burner lock-out Icon ON : The appliance is in CH mode ON : The numerals indicate a lock-out condition. Flashing :The numerals indicate the CH temperature or CH set-point. Domestic Hot Water Icon External temperature Icon ON : The appliance is in DHW mode. ON : The outdoor temperature sensor is connected.
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Page 10: Turning The Appliance On/Off
Turning the Appliance ON/OFF Turning ON the Appliance Press the [main ON/OFF] button. When you turn on the appliance, the current operating status appears on the display. To change the settings for the appliance, read the following sections that describe the setting options for the hot water supply and central heating. -
Page 11: Switching Operating Status Display
Switching Operating Status Display The status display provides information on the operating status of the appliance. Press the [MODE] button to switch to the desired mode display. System pressure Inlet water temperature Supply water temperature FAN speed (rpm x 10) Return water temperature Outdoor temperature Returns to the normal display. -
Page 12: Temperature Control
Using the Central Heating The following instructions will show you how to use the Central Heating when the appliance is connected with an external system (e.g., under floor heating). Setting the CH Temperature Adjust the temperature with the CH temperature control. Turn the CH temperature control clockwise to increase the temperature and anti-clockwise to decrease the temperature. -
Page 13: Using The Hot Water
Using the Hot Water When a hot water tap is turned on at a supply point (sink, shower, bath, etc.), the appliance will automatically operate to deliver instantaneous hot water. When the tap is turned off , the appliance is turned OFF (or it continues the CH operation if required). -
Page 14: Dhw Pre-Heating
DHW Pre-heating The appliance will pre-heat the water inside the appliance to While the appliance is in the DHW pre-heating mode, the burner deliver instantaneous hot water. This function is active is turned ON or OFF depending on the return temperature so when DHW Pre-heating mode is ON and a set temperature has that the set temperature is maintained. -
Page 15: Resetting The Appliance
If an error code is displayed, reset and conf rm whether the problem is resolved. If the problem cannot be resolved by resetting, contact an approved installer or EHC Techinical Department on Tel No: 01698 820533. Press the [RESET] button. -
Page 16: Using The Service Menu
Using the Service Menu 12 Press the [MODE] button and the [RESET] button simultaneously for 5 seconds. Three digits are shown. The f rst digit, which is not flashing, represents a parameter number. The next two digits, which are flashing, represent the value of the parameter. 22 Press the [MODE] button until the desired parameter code is displayed. - Page 17 FH* = Full (Maximum) Heat Capacity = 100% Parameter Parameter Range Default Number Rated range heat capacity (F0) 20 - 99, FH* Pump over run time (F1) 3 - 40 minute 3 minute DHW post delay time (F2) 0 - 20 minute 5 minute Anti-cycling timer (F3) 0 - 10 minute...
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Page 18: Frost Protection
Frost Protection Troubleshooting In CH, DHW, and Weather Compensation modes, frost protection Problem Possible Cause(s) is an integral function for protecting the appliance. This function is the highest priority among the operation modes and this Is there a power blackout? function works even if the system is switched off. - Page 19 Error code Errors are indicated by a flashing error code with/without the fault symbol. For details of the error codes, refer to the following table. If the problem cannot be solved, please contact the installer. Error Reason Action required Code Low water-level Contact Engineer.
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Page 20: Specifications
Specifications The following table shows the differences in models. Specification Items Unit Ecosave-21K Ecosave-25K Ecosave-32K Ecosave-37K Heat Input (Max/Min) 19.6/4.9 23.5/4.9 30.0/7.0 34.9/7.0 DHW Input (Max/Min) 23.5/4.9 34.9/7.0 Heating Output (Max/Min) - Flow/Return 19.3/4.8 23.1/4.8 29.5/6.8 34.2/6.8 (80/60°C) DHW Output (Max/Min) 23.1/4.8 34.2/6.8 Condensing Heating Output (Max/Min) -... -
Page 21: Terms And Conditions
Registration is simple. Just complete the Warrnaty Registration Standard Terms & Warranty Conditions Card and return to EHC Ltd within 30 days of installation. Your details will be automatically registered within the EHC Warranty 2 Years Warranty - register today Registration Scheme. - Page 22 All details within this document are correct at the time of printing however the may be subject to change.
- Page 24 EHC Ltd. ISO 9001:2008...
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