background image

  

2001

WALL MOUNTED, ROOM SEALED,

FAN ASSISTED,

GAS CONDENSING COMBINATION BOILER

Stockton Close, Minworth Industrial Park, Minworth, Sutton Coldfield, West Midlands B76 8DH

Sales: 0121/3523500 - Fax 0121/3523510

ALL SPECIFICATIONS SUBJECT TO CHANGE

Phone numbers:

Installer

Service Engineer

Serial No.

Read these Instructions thoroughly

before using the appliance

FERROLI HELPLINE

FOR SERVICE INFORMATION OR

HELP TELEPHONE: 0121 352 3500

ALWAYS QUOTE YOUR SERIAL NUMBER

FOR IMMEDIATE ASSISTANCE

VMF7

INSTALLATION

INSTRUCTIONS

Appr. Nr. B95.01A CE 0063AQ2150

G.C. NO: 47-367-21

Summary of Contents for optima 2001 VMF7

Page 1: ...3500 Fax 0121 3523510 ALL SPECIFICATIONS SUBJECT TO CHANGE Phone numbers Installer Service Engineer Serial No Read these Instructions thoroughly before using the appliance FERROLI HELPLINE FOR SERVICE...

Page 2: ...ticHotWaterSystem 21 8 3 Electricity Supply 21 8 4 The Gas Installation 22 8 5 To Light the Boiler 23 Burner pressure C H and D H W 24 Gas pressure adjustment with Honeywell VR 4605 NA 4003 valve 25 8...

Page 3: ...Heating pump The pump is switched ON OFF by the time clock and or a 24 Volt room thermostat The pump circuit also has a 6 minute over run time There is a Domestic Hot Water flow switch fitted and whe...

Page 4: ...Domestic Hot Water Flow 2 5 l min Maximum domestic cold water Inlet pressure 10 0 bar C H Safety valve pressure setting 3 bar C H Expansion vessel capacity 7 litre Min heating circuit pressure 0 8 ba...

Page 5: ...stic Hot Water outlet 4 Domestic Cold Water inlet 5 Central Heating Pressure relief valve 6 Central Heating Flow outlet 7 Central Heating Return inlet FRONT VIEW LEFT SIDE VIEW REAR VIEW TOP VIEW 480...

Page 6: ...2001 6 Boiler Flow Diagram Fig 2...

Page 7: ...regulator Modureg gas valve 48 Burner pressure test point 49 Overheat cut off thermostat 50 Central heating limit thermostat 51 Central heating frost thermostat 53 Heat exchanger venting point 56 Expa...

Page 8: ...ce control utilising mains electricity should be so situated that it cannot be touched by a person using the bath or shower Terminal Position POSITION MINIMUM SPACING fig 3 mm A Directly below an open...

Page 9: ...the boiler must be available for maintenance min 600 mm Fig 5 Fig 4 APPLIANCE FLUE SYSTEM APPLIANCE LOCATION ROOM SEALED AIR VENT AREAS IN ROOM NIL IN COMPARTMENT OPEN TO ROOM IN COMPARTMENT OPEN TO O...

Page 10: ...vent any heat losses or possible freezing i e in roof spaces or ventilated underfloor spaces Drain taps should be positioned at the lowest point of the system in accessible locations to permit the who...

Page 11: ...Fig 6 Key 1 Filling point C H 2 Temporary connection 3 Cold water supply Gas Cold water Additional expansion vessel C H if required Filling point C H Bypass TEMPORARY FILLING LOOP A temporary filling...

Page 12: ...EXPANSION VESSELS Deduct from the value given in the table the 7 litre vessel supplied Note 1 Fill C H installation to min 1 5 bar 2 Select by preference the expansion vessel for increased system pres...

Page 13: ...g a 10 mm drill drill 70 mm deep holes to accept the wall plugs and insert wall plugs 2 5 Fit the top and bottom brackets using the four fixing screws provided Ensure that all the service cocks are in...

Page 14: ...ide flue outlet Rear flue outlet Diam min 118 mm 2 Gas 22 mm 3 Domestic Hot Water outlet 15 mm 5 Outlet central heating safety valve 15 mm 4 Domestic Cold Water inlet 15 mm 6 Central Heating flow outl...

Page 15: ...t The aluminium flue pipe must protrude into the outside grill by 2 in 50 mm never cut it to the same length as the plastic air pipe Side Flue Outlet Fig 13 Rear flue Outlet Fig 12 Air sealing sleeve...

Page 16: ...tor provided through the jig bracket into the valve using the remaining washer fig 17 5 6 Connect the pressure relief valve discharge pipe 15 mm to the outside of the building where possible over a dr...

Page 17: ...2001 17 Fixing points Lift here Fig 15 Fixing screws Fig 16 Fig 17...

Page 18: ...nal cover see fig 18 7 1 Procedure 7 1 1 The supply cable must be no less than 0 75 mm 24x0 2 mm to BS6500 table 16 7 1 2 The earth conductor must be cut longer than the live and neutral fig 19 Connec...

Page 19: ...or should be installed on the North North West wall or on the one facing the majority of the main living rooms in the building The sensor must never be exposed to the first morning sunlight It must ne...

Page 20: ...em flow temperature 7 4 4 Read from the graph the number setting that the boiler is to be adjusted to If the setting is between two numers this can be set on the boiler say between 2 and 3 7 4 5 Remov...

Page 21: ...system in accordance with BS 7593 8 2 Filling the Domestic Hot Water System Close all hot water draw off points Open main cold water stop cock and ensure the cold water inlet cock is open at the boile...

Page 22: ...ly c Adjust room thermostat and all external controls to ON Check operation of pump d Turn the boiler thermostat to maximum Fan will run A waiting time of max 3 minutes before fan will run is possible...

Page 23: ...tiometer P1 on the PCB fig 24 in the control panel until the required burner pressure is obtained Anticlockwise to reduce the pressure Note 2 Shortcircuit12 13onlyonconnectorX3ontheP C B Boiler starts...

Page 24: ...ut F then check that the pressure is still at the required value 11 Adjust minimum pressure by rotating screw E anticlockwise until the required value is reached 12 Fit coil C by sliding it into the s...

Page 25: ...III Examine all pipework for leakage also check for leaks from the condensate drainage system IV Turn on a D H W tap and check that the C H pump stops running V As the D H W temperature reaches 60 C c...

Page 26: ...THE P C B HAS A BUILT IN OVERHEAT PROTECTION IF THIS IS OPEN ALL LED S WILL BE OFF BUT THE C H PUMP 32 WILL RUN SWITCH OFF THE BOILER FOR AT LEAST 20 MINUTES 12 1 TR1 X4 X6 2 3 4 X2 RY1 X1 2AT 230V 50...

Page 27: ...n 16 not running at full speed or air flow too low air pressure switch 43 faulty B CENTRAL HEATING ON Room stat 72 at Max HW tap closed LED OK FAULT POSSIBLE CAUSE OF FAULT 1 1 0 No main electricity s...

Page 28: ...sed Relay not energised Replacement of Parts 1 0 INITIAL PROCEDURE Before work commences ensure that a The boiler is cold electricity supply is isolated and the gas supply is turned off at the inlet o...

Page 29: ...ontrol panel cover Note The panels are located in keyhole slots push panels upwards and pull away i Removal of Combustion Chamber Outer Cover Remove the five combustion chamber outer cover fixing scre...

Page 30: ...2001 30 Key 16 Fan 28 Flue collector from heat exchanger Fig 32 Details Combustion Chamber...

Page 31: ...the flow switch unions and carefully lower the flow switch taking care not to lose either the three sealing washers filter or flow restrictor c Disconnect the electrical connections to the flowmeter d...

Page 32: ...n of the new gas valve and reset burner pressures as prescribed see commissioning 4 0 P C B a Refer to section 1 items a c d f and j b Unscrew two fixing screws on the P C B top cover plate lift and d...

Page 33: ...tral heating c d f g h right hand side panel j and k b Loosen the two pump union connections c Remove electrical cover on pump one screw fig 40 Rotate pump to remove cover d Disconnect the live neutra...

Page 34: ...ock is fitted to the boiler to control the central heating this will come into operation when the selector switch is turned to the position marked heating timed and hot water AUTO R OVER RIDE 12 31 x...

Page 35: ...rding to the programme set 1 Slide switch A to right position P Display 2 Press button P Display 3 Press button P Display 4 Press button P Display 5 Press button P Display 6 Press button P Display 7 T...

Page 36: ...der 14 0 AIR PRESSURE SWITCH a Refer to Section 1 items a c d f and i b Remove the two screws securing the air collection plate fig 45 and withdraw the plate complete with the air pressure switch Take...

Page 37: ...d c Drain C H side of boiler II Remove the two screws from the expansion vessel securing plate fig 47 which can be found at the top back of the boiler III Undo the compression fitting on the top of th...

Page 38: ...ack panel 77 Combustion chamber insulation side panel 78 Flue collector 81 Fan 87 Panel isolation 88 Combustion chamber panel 89 Glass window 94 Burner box 95 Burner Venturi 96 Injector 104 pressure t...

Page 39: ...st thermostat 132 Central heating limit thermostat 133 Overheat cut off thermostat 140 Automatic air vent 141 Safety valve 143 Central heating pump 147 D H W limit thermostat Fig 50 148 Flue deflector...

Page 40: ...1 Air pressure switch 44 802640 1 Combination gas valve 49 800170 1 Overheat cut off thermostat 50 386577 800160 1 Heat exchanger limit thermostat 51 386828 800180 1 Heat exchanger frost thermostat 61...

Page 41: ...1 2 Shaft 3 Adjustment screw for max pressure setting 4 Adjustment screw for min pressure setting 5 6 3 mm AMP terminals 6 O ring 71 Modulating balance tube If necessary replace complete MODUREG Fig 2...

Page 42: ...wo pipe air intake flue outlet Special Air Intake Flue Outlet The standard Flue air intake hood on top of the boiler can be replaced by a special two pipe flue adapter For details see separate instruc...

Page 43: ...2001 43...

Page 44: ...st Midlands B76 8DH Tel 0121 3523500 Fax 0121 3523510 ALL SPECIFICATIONS SUBJECT TO CHANGE Phone numbers Installer Service Engineer BECAUSE OF OUR CONSTANT ENDEAVOUR FOR IMPROVEMENT DETAILS MAY VARY S...

Reviews: