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Summary of Contents for REMEHA Gas 110 Eco 115
- Page 1 U. K. Remeha Gas 110 Eco Gas fired condensing boiler Gas 110 Eco 115 / 65 Re me ha Installation and Service Manual 300014883-001-F...
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Page 2: Declaration Of Conformity
European Directives. Product type Gas fired condensing boiler Formats Gas 110 Eco 115 / 65 Standards and rules - 90/396/EEC Gas Appliance Directive Reference Standards: EN 437; EN 483; EN 625; EN 677 - 2006/95/EC Low Voltage Directive Reference Standard: EN 60.335.1... -
Page 3: Table Of Contents
Statutory terms and conditions of installation and maintenance........... .25 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... - Page 4 12 Spare parts - Gas 110 Eco 115 / 65 .......
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Page 5: Used Symbols
We shall not accept any responsibility for any damage and The installation and maintenance of the boiler must be done by a disturbance arising from not following these instructions. qualified professional in compliance with the prevailing local and national regulations. 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 6: Description
3 Description 3.1 General Gas 110 Eco 115 / 65 boilers are floor standing gas-fired condensing See chapter 5.2 "Important comments on the treatment of the boilers fitted with an "Open Therm" control interface which enable heating circuit". direct weather compensation using Remeha single and multi boilers... -
Page 7: Main Parts
Return sensor Heating body Venturi premix Combined gas valve unit Control panel Burner Flow temperature sensor 10 Ignition electrode + Ionization electrode 11 Flame inspection window 12 Inspection hatch 13 Siphon 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... - Page 8 Return sensor Heating body Venturi premix Combined gas valve unit Control panel Burner Flow temperature sensor 10 Ignition electrode + Ionization electrode 11 Flame inspection window 12 Inspection hatch 13 Siphon Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F...
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Page 9: Technical Characteristics
The connection of the control panel must be carried out by a qualified professional. For a proper operating of the boiler, follow carefully the instructions. - Power supply : 230 V (±10%) - 50 Hz 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 10: Technical Data
Condensation water pH Condensation water run-off (diameter) Electrical specifications Electrical connection V/Hz 230/50 230/50 Power consumption Degree of protection DIN40050 IP 21 IP 21 Dimensions Height 1100 1322 Width Depth Shipping weight Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 11: Main Dimensions
3.6 Main dimensions 3.6.1 Boiler self-standing • Gas 110 Eco 115 / 65 Gas 110 Eco 115 / 65 Heating outlet R 1 1/4 Heating return R 1 1/4 Condensates discharge (Ø 25 mm external) Automatic air vent Gas inlet R 3/4... -
Page 12: Boiler Installed
- 70 cm in front of the boiler - 40 cm above the boiler • Gas 110 Eco 115 / 65 A. Gas 110 Eco 65 = 1100 Gas 110 Eco 115 = 1322 Gas 110 Eco 115 / 65... -
Page 13: Hydraulic Specifications
A. Rated net head (mCE) C. Loss of load Gas 110 Eco 65 B. Flow rate (m Optional 3-speed circulator pump for Gas 110 Eco 115 - UPS 25-80 130 A. Rated net head (mCE) B. Flow rate (m C. Loss of load Gas 110 Eco 115... -
Page 14: Control And Safety Equipment
These values are set and read using the built in - Service level - access with service code by qualified personnel control panel or with a notebook computer/PDA (with an interface - Factory level - access by PC with factory code (Remeha only). and software available from Broag). 4.1.2 Layout of the control panel a. -
Page 15: Combined Key Functions (In Operating Mode Only)
= 100, = 110, = 199. - values from 200 to 299 will be indicated by a dot behind every digit e.g. = for 200, = 210, = 299. 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 16: Flow Diagram Control System
DHW control stop or boiler modulation set point (based on parameter DHW control mode HTG cut-in ∆T (based on return) Boiler type Intern Maximum delay time Start point for 0 V analog signal End point for 10 V analog signal Intern Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 17: Operating Mode ( )
DHW pump run on or for three way valve option, HTG pump run on with valve open to DHW (max. 5 minutes) Normal control stop during DHW (flow temperature > set point DHW + DHW control stop set point + 5 °C) Shut-off mode Forced full load Forced part load 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 18: Shut-Off Mode ( )
DHW temperature set point (only with sensor) Boiler control setting Control mode (modulating-on/off etc.) Base point internal compensation slope NOTE: Changing code and code should only be on design engineers advice. Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 19: Flow Temperature Set Point
(with dot) appears in the "code"-display. - Set the required value, using the [+] and [-] -keys. Code Description Pump runs on for 10 seconds Pump runs on for 1 to 15 minutes ( 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 20: Dhw Temperature Set-Point
Analog signal 0 - 10 V on output % Operation mode Second segment HTG and DHW off HTG and DHW on HTG on and DHW off HTG off and DHW on * NOTE: boiler setting have the same function Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 21: Setting Mode Service Level ( )
Start point for 0 V analog signal (= -50 °C)- °C End point for 10 V analog signal (= 299) (= 100)* Intern * NOTE: See chapter 4.1.4 for values over two digits 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 22: Flow Temperature Set Point During Forced Part Load
Boiler modulation during continuing DHW demand Sensor and thermostat: - The boiler will modulate when the flow temp equals the DHW set point + DHW control stop set point (parameter ) i.e. 55 + 20 = Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 23: Fan Speed At Dhw Full Load
End point (10 V): adjustable between + °C and (+299) °C. This value sets the required flow temp at 10 V signal input (restricted by the maximum flow set point). 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 24: Read-Out Mode ( )
Failure code indicates the return temperature sensor failed during HTG operation ( ), at a flow temperature of 53 °C, a return temperature of 40 °C and DHW temperature of 60 °C. Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 25: Installation
(for example ACS and IEE regulations.) IMPORTANT: The Broag-Remeha 110 is a CE certified appliance and must not therefore be modified or installed in any way contrary to these "Installation and Maintenance Instructions". These manufacturer's instructions must NOT be taken as overriding statutory obligations. -
Page 26: Important Comments On The Treatment Of The Heating Circuit
Health and or reduce the following: Safety Executive publication (latest edition). - metallic corrosion The Gas 110 Eco 115 / 65 series boilers require a minimum static - formation of scale and sludge head of: - microbiological contamination - 5 m for Gas 110 Eco 115, - chemical changes in the untreated system water. - Page 27 Location of the installation The maximum temperature difference between flow and return, and Gas 110 Eco 115 / 65 boilers must be installed in a frost-free room. the maximum rate of rise of the flow temperature and boiler block In order to avoid damage to the boiler, it is necessary to...
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Page 28: Water Discharge Connection
Maximum authorised pressure on the gas valve: 60 mbar. In the event of higher control pressures, disconnect the boiler from the gas inlet at the threaded connection to the gas stop valve. Closing the gas stop valve is not sufficient. Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 29: Reversal Of The Direction The Control Panel Access Door Opens
As standard, the control panel access door opens to the left. To open the control panel access door to the right, proceed as follows: C001494 • Modify the direction of the door handle 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... - Page 30 Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F...
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Page 31: Levelling
(1) Basic dimension 21 mm. adjustment possible: 21 to 40 mm. off the foot using a lever. 5.8 Handling the boiler The boiler can be lifted by using 2 tubes Ø3/4" placed as shown in the view. 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 32: Connecting The Flue
The flue gas evacuation installation is considered leak proof if the CO content measured is lower than 0.2%. Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 33: Classification
(combustive air in counter current in the chimney) Flue type C Air/flue gas connection by concentric pipes in the boiler room and single "flex" in the chimney (combustive air in counter current in the chimney) 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 34: Lengths Of The Air/Flue Gas Pipes
: Diameter Diameter Equivalent length in m 100/150 mm 100 mm Elbow 87° Elbow 45° Elbow 30° Elbow 15° Inspection T Right inspection tube Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 35: Electrical Connection
6.2 Electrical connection The Gas 110 Eco 115 / 65 must have a fixed 230V - 50Hz single phase mains supply. It must be powered by a circuit containing a double pole switch with an opening distance 3 mm. GND +... - Page 36 Attach the cables to the cable clamps provided for this purpose. Connect external wiring to the relevant terminal numbers. Follow in reverse order for re-assembly. Check on the path of the cables when replacing the wiring cover. Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F...
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Page 37: Starting Or Restarting After A Prolonged Shutdown
Fill the installation with water. Check the pressure of the installation: (Minimum pressure for Gas 110 Eco 65=0.3 bar, Bleed the heating installation. Minimum pressure for Gas 110 Eco 115=0.5 bar; Fill the siphon with water. Recommended pressure 1.5 bar; Maximum pressure 4 bar). -
Page 38: Setting The Burner
7.2.2 Setting the burner Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... - Page 39 Press the [+] and [-]-keys simultaneously to return in operating mode. Remove the measuring equipment. Replace the plastic cap onto the measuring tube. Only make small adjustments 1/8 turns when adjusting max and min outputs (3 and 2). 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65...
- Page 40 CO Check the CO and O content again at maximum output. When the setting is correct: Press the [+] and [-]-keys simultaneously to return in operating mode. Remove the measuring equipment. Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F...
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Page 41: Programming Boiler Control
-key and -symbol. See chapter 4.1.3 Permanent shut-down without frost protection - Set system controls to off. - Isolate the electric power supply. - Close the gas cock. - Drain the system. 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 42: Fault-Finding
Investigate boiler settings and wiring Check the parameter settings of the boiler If all is correct, replace the control box. Check the wiring on the boiler terminal strip and to the control box Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 43: Fault Codes
Return temperature too high § 5.3 - system for trapped air - sensors for resistance at set temperature Table § 10.5 - if the boiler is full of water (minimum pressure 0.8 bar) 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... - Page 44 Other codes Control box failure - Press the "reset"-key - If fault returns, check wiring for short circuits - If faults still return, replace the control box Shut-off codes § 4.4 Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F...
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Page 45: Adapting To Another Gas
Press the [+] and [-]-keys simultaneously to return in operating mode. Remove the measuring equipment. Replace the plastic cap onto the measuring tube. Only make small adjustments 1/8 turns when adjusting max and min outputs (3 and 2). 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 46: Gas Type
See Assembly instructions, Propane conversion kit. Re-establish power supply to burner and controls. Set the maximum fan speed to a value of : - 6700 rpm : Gas 110 Eco 115 See chapter 4.6.3 and § 4.6.4 for speed at full load HTG and DHW Take the boiler up to maximum power. -
Page 47: Maintenance
- Measure the combustion and check the operation (minimum 0.3 bar for Gas 110 Eco 65, - Clean the siphon minimum 0.5 bar for Gas 110 Eco 115). - Checking condensates discharge Add water to the installation if necessary (Recommended pressure : - Checking the ignition electrode and the ionization sensor 1.5 mbar) -
Page 48: Setting The Ignition Electrode
We recommend filling the installation to around 1.5 bars higher than the static height. - 0.3 bar for Gas 110 Eco 65, - 0.5 bar for Gas 110 Eco 115. 10.2.4 Checking the ionization current Check ionisation level, minimum 4 µA dc (ionisation measurement in ≡... -
Page 49: Cleaning And Maintenance
10.3 Cleaning and maintenance Before any operation, ensure that: - The gas supply is shut off, - The mains supply is disconnected, - The boiler is hydraulically isolated and drained (if necessary). 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 50: Cleaning The Burner
There is a 230 V electricity supply at the back of the fan which must be disconnected (Marker If the inspection hatch seal remains stuck, it is necessary to replace it. Remove the inspection hatch, fan, burner and gas block unit. Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 51: Cleaning The Heat Exchanger
Cleaning tool See chapter Spare parts Gas 110 Eco 65: Ref. 83, Reference: 52484, Gas 110 Eco 115: Ref. 483, Reference: 58286. Clean inside the exchanger using the specific tool. Gas 110 Eco 65: Remove the residues from the bottom of the exchanger. -
Page 52: Maintenance Of The Air/Flue Gas Drain Connection Flues
Resistance of the NTC 12 sensor kOhm (boiler water, boiler return water, flue gases) Temperature °C Resistance ohm Temperature °C Resistance ohm 22800 3250 14770 2340 9800 1710 6650 1270 4610 Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 53: Schematic Diagrams
Protection Function protected 230 Volt Ignitor + Ionization probe 2 AF (quick) Safety box Transformer 24 Volt 4 AT (slow) Fuse Safety box (on electric 6.3 AT (slow) Power supply connector) 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... -
Page 54: Skeleton Diagrams
Skeleton Diagrams Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F... -
Page 55: Spare Parts - Gas 110 Eco 115 / 65
12 Spare parts - Gas 110 Eco 115 / 65 26/01/2009 - 300014883-002-C To order a spare part, give the reference number shown on the list. Boiler body Gas 110 Eco 65 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65... - Page 56 Casing Gas 110 Eco 65 Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F...
- Page 57 Boiler body Gas 110 Eco 115 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65...
- Page 58 Casing Gas 110 Eco 115 Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F...
- Page 59 Gas block seal / Venturi 300014870 Complete front panel S54771 O-ring 15.1x2.7 200009378 Complete lower front panel 200009275 Card supports Boiler body Gas 110 Eco 115 200009276 Board guard 200010101 Complete sealed air box S54767 Gas valve VK125V1036B + Gaskets S46850 one-way valve...
- Page 60 MCBA safety box 57487 Control panel guard S100045 Air silencer S6778 Fuse 6.3 AT (slow) Power supply S14510 Fuse 4AT (slow) 24 V MCBA S43563 Fuse 2 AF (quick) 230 V MCBA Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F...
- Page 61 26/01/2009 - 300014883-001-F Gas 110 Eco 115 / 65...
- Page 62 Gas 110 Eco 115 / 65 26/01/2009 - 300014883-001-F...
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- Page 64 Broag Ltd. Remeha House Molly Millars Lane RG41 2QP WOKINGHAM, Berks. Tel: +44 118 9783434 Fax: +44 118 9786977 Internet: uk.remeha.com E-mail: boilers broag-remeha.com © Copyright All technical and technological information contained in these technical instructions, as well as any drawings and technical descriptions supplied, remain our property and shall not be multiplied without our prior consent in writing.
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