IDEAL C35 - Page 2

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Independent + Combi -

Installation and Servicing

Unit 3A, Thornton Road Ind. Estate Off Hockney Road Bradford, BD8 9HQ

01274 488 388

www.heatingspares247.com

Main Page

Technical Data4
Key to Symbols4
Contents5
Independent + Combi5
Benchmark Commissioning Checklist5
Operation6
Safe Handling6
Optional Extra Kits6
Safety Information7
Location of Boiler7
Gas Supply8
Flue Installation8
Air Supply/Water Circulation System9
Boiler Control Interlocks9
Electrical Supply9
Condensate Drain9
Boiler Dimensions, Services and Clearance10
System Requirements - Central Heating11
Domestic Hot Water11
System Balancing12
Water Treatment12
Installation13
Boiler Assembly Exploded View13
Unpacking14
Hardware Contents14
Contents Non-Telescopic/Telescopic15
Front Panel Removal15
Wall Mounting Template16
Preparing the Wall16
Fitting the Wall Mounting Plate16
Mounting the Boiler16
Determining the Flue Length and Flue Packs Required17
Cutting and Setting the Flue Length19
Installing the Flue20
Fitting Flue through the Wall20
Fitting the Turret20
Fitting the Optional Foor Flue Kit (Flat or Pitched)21
Roof Flue Kit Contents/Options21
Flue Terminal Position22
Assembling the Roof Flue Kit23
Condensate Drain Installation24
Internal Drain Connections24
Condensate Pump24
External Drain Connections24
Connections and Filling26
Water Connections26
Gas Connection26
Safety Valve Drain26
Electrical Connections27
Internal Wiring27
External Electrical Controls27
Wiring Diagram28
Commissioning and Testing29
Check the Operational (Working) Gas Inlet Pressure29
Initial Lighting30
Central Heating30
The Display30
General Checks31
Reset Procedure32
Handing over32
Servicing Schedule33
Inspection33
Cleaning Procedure33
If the DHW Flow Rate in in Question33
Boiler Front Panel Removal/Replacement34
Fan and Venturi Assembly Removal and Cleaning34
Burner Removal and Cleaning35
Cleaning the Condensate Trap/Siphon35
Cleaning the Heat Exchanger36
Reassembly36
Replacement of Components37
Fan Replacement37
Burner Injector Replacement38
Burner Replacement38
Return Thermistor Renewal39
Ignition Electrode Replacement39
Flame Detection Electrode Replacement40
Spark Generator Replacemnet40
Gas Control Valve Replacement41
Diverter Valve Actuator Replacement41
Condensate Trap/Siphon Replacement42
Main PCB Replacement42
User Control PCB Replacement43
Replacing the Mechanical Timer43
DHW Flow Turbin Sensor Replacement44
Draining the Boiler44
Pressure Gauge Renewal44
Safety Relief Valve Renewal45
Pump Automatic Air Vent Replacement45
DHW Flow Turbine Cartridge Replacement45
Diverter Valve Internal Cartridge Replacement46
DHW Plate Heat Exchanger Replacement46
Pump Head Replacement47
CH Water Pressure Sensor Replacement47
DHW Filter and DHW Flow Regulator Cleaning/Replacement47
Flow Thermistor Replacement48
Heat Engine Renewal48
Expansion Vessel Recharging and Replacement49
Boiler Sealing Panel Seal Replacement49
Fault Finding50
Alternating "L" and "1" - Flow Temperature Overheat Lockout50
Alternating "L" and "2" - Ignition Lockout50
Alternating "L" and "5" - 5 Resetw Within 15 Mins51
Alternating "L" and "6" - False Flame Lockout51
Alternating "F" and "1" - Low Water Pressure51
Alternating "F" and "2" - Flame Loss52
Alternating "F" and "3" - Fan Fault52
Alternating "F" and "5" - Return Thermistor Fault53
Alternating "F" and "6" - Outside Sensor Fault53
Alternating "F" and "7" - Low Mains Voltage53
Alternating "F" and "9" - PCB Fault54
Alternating "F" and "4" - Flow Thermistor Fault54
Alternating "C" and "2" - BCC Fault (Boiler Chip Card)54
Alternating "C" and "0" - Low Mains Voltage55
No CH Operation but HW Work Ok55
No HW but CH on56
No Display56
Flowchart for CO Level and Combustion Ratio Check on Commissioning62
Prior to CO Level and Combustion Ratio Check62
Current Gas Safety (Installation & Use)66
Electricity Supply66
Minimum Clearances66
To Light the Boiler66
Boiler Controls67
Control of Water Temperature67
Weather Compensation67
Boiler Overheat Protection67
Loss of System Water Pressure68
Escape of Gas68
Maintenance68
Mechanical 24 Hour Timer69
Timer Setting up69
Programming Switching Times69
Manual Switch Operation69
Troubleshooting Chart70
Operation Modes71
Fault Codes72

IDEAL C35 - Page 2

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