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Summary of Contents for Ferroli OPTIMAX HE PLUS 18 OV
- Page 1 OPTIMAX HE PLUS 18 OV wall-mounted gas fired, pre-mix condensing gas boiler INSTRUCTIONS FOR USE INSTALLATION AND MAINTENANCE G C N° 47-267-34...
- Page 2 “This record must be completed and left with the end user”. Ferroli is a member of the Benchmark initiative and fully supports the aims of the programme. Benchmark has been introduced to improve the standards of installation and commissioning of central heating systems in the UK and to encourage the regular servicing of all central heating systems to ensure safety and efficiency.
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Page 3: Table Of Contents
OPTIMAX HE PLUS 18 OV 1. OPERATING INSTRUCTIONS ..............4 1.1 Introduction ......................4 1.2 Control panel ......................5 1.3 Turning ON and OFF ....................6 1.4 Adjustments ......................7 1.5 Maintenance ......................8 1.6 Faults ........................8 2. INSTALLATION ..................9 2.1 General Instructions ....................9 2.2 Boiler location .......................10 2.3 Boiler water connections ..................11... -
Page 4: Operating Instructions
1.1 Introduction Dear Customer, Thank you for choosing OPTIMAX HE PLUS 18 OV, a FERROLI wall-mounted boiler of the latest gene- ration, featuring advanced design and cutting-edge technology. OPTIMAX HE PLUS 18 OV is a high-efficiency condensing pre-mix appliance for heating with extremely low emissions, running on natural gas or LPG. -
Page 5: Control Panel
OPTIMAX HE PLUS 18 OV 1.2 Control panel fig. 1 1 = Domestic Hot Water temperature setpoint decreasing push button (not used) 2 = Domestic Hot Water temperature setpoint increasing push button (not used) 3 = Central Heating water temperature setpoint decreasing push button... -
Page 6: Turning On And Off
OPTIMAX HE PLUS 18 OV 1.3 Turning ON and OFF Without main power supply fig. 3 - Boiler without main power supply To avoid damage caused by freezing during long shutdowns in winter, it is advisable to drain all water from the system. -
Page 7: Adjustments
OPTIMAX HE PLUS 18 OV When the boiler is turned off with this key, the p.c.b is still powered, heating operation is disabled and the display is off however the frost protection will still be active. To totally isolate close the gas cock ahead of the boiler and disconnect electrical power. -
Page 8: Maintenance
Press the RESET button (for 1 second). In case of repeated shutdowns, contact the Ferroli Service Department. Before calling a Ferroli service engineer, check that the problem is not due to there being no gas or electricity. Cod. 3540M164 - 02/2009 (Rev. 00) -
Page 9: Installation
OPTIMAX HE PLUS 18 OV 2. INSTALLATION 2.1 General Instructions This device must only be used for the purpose for which it is specially designed. This unit is designed to heat water to a temperature below boiling point and must be connected to a heat- ing system and/or a water supply system for domestic use, compatible with its performance, characteristics and its heating capacity. -
Page 10: Boiler Location
OPTIMAX HE PLUS 18 OV 2.2 Boiler location The unit’s combustion chamber is sealed off from the installation room and therefore requi- res no compartment ventilation. The installation room must be sufficiently well ventilated to prevent any dangerous condi- tions from forming in the event of even slight gas leakage. -
Page 11: Boiler Water Connections
OPTIMAX HE PLUS 18 OV 2.3 Boiler water connections The heating capacity of the unit should be previously established by calculating the building’s heat requirement according to current regu- lations. For good operation and long life of the boiler, the plumbing... - Page 12 OPTIMAX HE PLUS 18 OV The connecting kits shown in fig. 4 are supplied as standard. fig. 11 Make Up Water This appliance is designed to work on an open vented fully pumped heating system only, (see fig 12 page 13).
- Page 13 OPTIMAX HE PLUS 18 OV Schematic layout for fully pumped heating and hot water. (Close couple) Fig. 12 Cod. 3540M164 - 02/2009 (Rev. 00)
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Page 14: Connection To The Gas System
OPTIMAX HE PLUS 18 OV Water treatment If treatment is used ferroli limited recommended only the use of Fernox or Sentinel water treatment products, which must be used in accordance with the manufactures instructions. for further information contact: Fernox Manufacturing Co. LTD. -
Page 15: Room Thermostat
OPTIMAX HE PLUS 18 OV The user must never change the unit’s power cable. If the cable gets damaged, switch off the unit and have it changed only by professionally qualified personnel. If changing the electric power cable, use only “HAR H05 VV-F” 3x0.75 mm cable with a maximum outside diameter of 8 mm. - Page 16 OPTIMAX HE PLUS 18 OV Central heating Demand The heat demand can be controlled by the room thermostat (terminal 5-6) or by a switch line 230 V (terminal 5). Standard Systems For a general pipe layout and wiring diagram on the “S” and “Y” plan systems please see fig.
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Page 17: Flue System
The current standards and local regulations must be observed. It should be noted that only Ferroli flue system and accessories should be used on this appliance, as per BS 5440 2000 and C.E. test certification. -
Page 18: Horizontal Flue Installation
OPTIMAX HE PLUS 18 OV Connection with concentric flue system The unit can be connected to a concentric air/flue duct with a Horizontal or Vertical outlet as shown on the following drawings. Numerous accessories are available on request to meet the various installation requirements. - Page 19 OPTIMAX HE PLUS 18 OV Vertical Outlet The total length in equivalent metres of the concentric flue must not exceed the maximum lengths stated in the following table, note that each bend gives rise to the stated reduction. For example, a duct = 60/100 composed of 1 bend of 90°...
- Page 20 3. Check that the total calculated loss is less than or equal to 95 equivalent metres, i.e. the maximum permissible for this model of boiler. For complete flue options please contact ferroli or check our comprehensive flue manual. fig. 19...
- Page 21 OPTIMAX HE PLUS 18 OV Table of flue and accessory Ø80 The stated loss values refer to genuine Ferroli flue accessories. Terminal Position fig. 20 Cod. 3540M164 - 02/2009 (Rev. 00)
- Page 22 OPTIMAX HE PLUS 18 OV Cod. 3540M164 - 02/2009 (Rev. 00)
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Page 23: Condensate Outlet Connection
Connection to collective flues or single flues with natural draught If you are then going to connect the OPTIMAX HE PLUS 18 OV boiler to a collective flue or a single flue with natural draught, the flue must be expressly designed by professionally qualified technical personnel in conformity with the standards and rules in force. -
Page 24: Condensate Discharge
OPTIMAX HE PLUS 18 OV Condensate discharge Where possible the condensate should discharge into an internal soil pipe or waste system. The minimum pipe diameter required is 22 mm, a trap has already been fitted to the appliance with a flexible tail to facilitate the connection to the condensate discharge pipe. -
Page 25: Service And Maintenance
OPTIMAX HE PLUS 18 OV 3. SERVICE AND MAINTENANCE 3.1 Adjustments All adjustment and conversion operations must be carried out by Qualified Personnel such as ferroli Technical Service. FERROLI declines any responsibility for damage or physical injury caused by unqualified and unauthorized persons tampering with the device. -
Page 26: System Start-Up
OPTIMAX HE PLUS 18 OV 3.2 System start-up Commissioning must be performed by Qualified Personnel. Checks to be made at first ignition, and after all maintenance operations that involved discon- necting from the systems or an intervention of a safety device. -
Page 27: Maintenance
OPTIMAX HE PLUS 18 OV 3.3 Maintenance The following operations are strictly reserved for Qualified Personnel, such as corgi registered engineers or Ferroli engineers. Seasonal inspection of the boiler and flue It is advisable to carry out the following checks at least once a year: •... -
Page 28: Combustion Analysis
OPTIMAX HE PLUS 18 OV Opening the casing To open the boiler casing, you need to follow the sequence given below and the instructions of fig. 24. 1 Using a screwdriver, fully unscrew and remove the 2 screws “A ”... -
Page 29: Troubleshooting
OPTIMAX HE PLUS 18 OV 3.4 Troubleshooting Fault Diagnosis In the event of operating problems or trouble, the display will flash and a fault identification code appears. There are faults that in order to restore operation the RESET button must be pressed (ref.6 - fig. 1); or if the boiler fails to start, it will be necessary to repair the fault (code nos. - Page 30 OPTIMAX HE PLUS 18 OV Fault Possible cause Cure Sensor damaged or wiring shorted Check the wiring or change the sensor Flue sensor fault Check the wiring or change the Sensor damaged or wiring broken sensor Sensor damaged or short circuited...
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Page 31: Technical Characteristics And Data
OPTIMAX HE PLUS 18 OV 4. TECHNICAL CHARACTERISTICS AND DATA 4.1 Dimensions and connections fig. 26 System flow (22 mm compression union) Gas inlet (22 mm with isolation valve fitted) System return - 22 mm compression union Cod. 3540M164 - 02/2009 (Rev. 00) -
Page 32: General View And Main Components
OPTIMAX HE PLUS 18 OV 4.2 General view and main components fig. 27 Room sealed compartment Ignition electrode Gas inlet Ionisation electrode CH flow Condensate outlet pipe CH return Heat exchanger Premix fan assembly Return sensor Combustion compartment Flue gas temperature sensor... -
Page 33: Hydraulic Diagram
OPTIMAX HE PLUS 18 OV 4.3 Hydraulic diagram fig. 28 Gas inlet Heat exchanger CH flow Return sensor CH return Siphon Premix fan assembly Double sensor (Safety + Heating) Gas valve Condensate outlet pipe Cod. 3540M164 - 02/2009 (Rev. 00) -
Page 34: Technical Data Table
OPTIMAX HE PLUS 18 OV 4.4 Technical data table Cod. 3540M164 - 02/2009 (Rev. 00) -
Page 35: Wiring Diagram
OPTIMAX HE PLUS 18 OV 4.5 Wiring diagram fig. 29 186 Return temperature sensor 191 Exhaust temperature sensor Combination gas valve 202 Transformer 230V-24V Time clock (optional) 203 Supply lead Spark Electrode 278 Double sensor (Safety + Heating) Ionisation electrode 101 Main p.c.b. -
Page 36: Benchmark
2 6 7 BENCHMARK No. BENCHMARK Please add the first 4 digits of the Boiler serial No to complete the BENCHMARK No. GAS BOILER COMMISSIONING CHECKLIST C O L L E C T I V E M A R K BOILER SERIAL No. -
Page 37: Service Interval Record
SIGNATURE SERVICE 9 SERVICE 10 DATE DATE ENGINEER NAME ENGINEER NAME COMPANY NAME COMPANY NAME TEL No. TEL No. CORGI ID CARD SERIAL No. CORGI ID CARD SERIAL No. COMMENTS COMMENTS SIGNATURE SIGNATURE FERROLI TECHNICAL HELPLINE - 08707 282 885... - Page 40 Should you require any assistance during the installation call our Technical Service Helpline on 08707 282 885 option 1 Should you require a service engineer to visit call our service centre on 08707 282 885 option 2 Phone numbers: Installer Service Engineer BECAUSE OF OUR CONSTANT ENDEAVOUR FOR IMPROVEMENT DETAILS MAY VARY SLIGHTLY FROM THOSE QUOTED IN THESE INSTRUCTIONS.
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