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TECHNICAL MANUAL

INSTALLATION, USE AND MAINTENANCE INSTRUCTIONS

GV GVO

STEAM BOILER

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Summary of Contents for GV

Page 1: ...1 TECHNICAL MANUAL INSTALLATION USE AND MAINTENANCE INSTRUCTIONS GV GVO STEAM BOILER ...

Page 2: ...el of performance and duration of your appliance we recommend that you follow the instructions contained in this booklet and have regular maintenance performed by qualified personnel We would like to remind you that failure to follow the instructions contained in this booklet may invalidate the guarantee ...

Page 3: ...page 7 GVO BOILER TECHNICAL SHEET page 8 HANDLING AND POSITIONING page 9 PLANT TYPE page 10 STARTING UP OF THE BOILER page 10 STOP UP OF THE BOILER page 10 ONCE A WEEK page 11 FAULTS AND REMEDIES page 12 BOILER HOUSE page 13 BOILER CONNECTION page 15 ELECTRIC PANEL page 16 RECOMMENDED SPARE PARTS ...

Page 4: ...ved the packaging check the contents for breakages If you are in doubt do not use the appliance contact your supplier Do not leave the packaging materials wooden cage nails staples plastic bags polystyrene foam etc within the reach of children as they are potential sources of risk The installation must be performed in compliance with the regulations in force following the manufacturer s instructio...

Page 5: ...ply Do not block or reduce the ventilation openings in the room to prevent the formation or toxic and explosive mixtures caused by gas leakage it is also uneconomic and polluting because it causes bad combustion Do not expose the appliance to atmospheric agents The generator has not been designed to work outdoors and is not provided with automatic anti freezing systems Keep the boiler turned on in...

Page 6: ... 3 3 Steam production Kg h 125 200 300 400 550 700 Electric pump n 1 1 1 1 1 1 stadi 1 1 2 2 2 2 Water content dm3 38 38 54 54 68 77 A mm 1250 1250 1350 1350 1350 1350 B mm 800 800 900 900 900 900 Dimensions C mm 1500 1500 1500 1500 1500 1750 Steam oulet connection DN 32 32 40 40 40 40 Stack connection Ø mm 115 115 160 160 160 160 Empty weight Kg 600 600 800 800 900 960 I VAR INDUSTRY reserves the...

Page 7: ...0000 900000 1200000 1500000 1800000 Furnace capacity kcal h 133350 300000 500000 666700 1000000 1333350 1666700 2000000 Furnace pressure mbar 2 3 5 5 6 8 8 5 8 5 Steam production kg h 200 450 750 1000 1500 2000 2500 3000 Electric pump n nr stadi stages 1 1 1 2 1 2 1 2 1 2 2 2 2 2 2 2 Water content dm 45 89 118 153 201 218 249 299 A mm 1250 1500 2000 2400 2650 3000 3300 3800 Dimensions B mm 1000 11...

Page 8: ...8 HANDLING AND POSITIONING For the lifting of the generators GVO please see the diagram below GVO L min 200 900 450 1100 750 1400 1000 1700 1500 1900 2000 2200 2500 2300 3000 2750 ...

Page 9: ...0 condensate return 4 water pressure switch 13 steam valve 22 steam trap 5 water manometer 14 safety valve 23 steam output 32 burner 6 flame spy 15 start valve discharge H pump water level 33 no return valve 7 water flowmeter 16 softener 25 water to tank 34 air discharge 8 counterwash valve 17 salt tank 26 hard water 35 tank discharge 9 regulat pressure switch 18 dosing pump 27 filter 36 smoke sid...

Page 10: ... valve and contemporary open slowly the delivery valve B STOP OF THE BOILER B1 Switch off the burner switch B2 Open the drain valve B3 Close the delivery valve B4 Switch the pump switch on MANUALE Wait the water flows by the drain valve B5 Switch off the main switch In this way the coil is full of water then in the best condition to avoid oxygen corrosion C ONCE A WEEK Before of the operation desc...

Page 11: ... G a 1 000 Kg h boiler is equal to 16 7 litres Minute If the capacity is insufficient 1 remove the water pump bell check the suction and delivery valves and relevant seat Change them if necessary 2 open lid on the pump head and check the piston gaskets Change them if necessary see water pump instructions b Defect on fuel side Contact the burner service manual CHIMNEY BLOCK The burner goes out The ...

Page 12: ...r header and distributor 5 Connection pipes between the single parts The boiler house dimension must be such as to guarantee an easy access to the various part means that the boiler operation can be checked and kept under control a bad access means negligence leading to probable breakdowns due to carelessness The boiler room has to be ventilated and must therefore be provided with suitable opening...

Page 13: ... minimum head of about 1 50 meters over the generator pump level RELATION BETWEEN THE WATER TEMPERATURE AT THE PUMP AND HEAD NECESSARY TO AVOID THE CAVITATION The connection piping between the tank and boiler must have an adequate diameter Never make a rigid fitting between the boiler piping and pump Interpose m 0 30 of high temperature resisting flexible rubber hose Do not use elbows but bend pip...

Page 14: ... the maingas network to the burner For town gas it is advisable to provide a pressure stabiliser CHIMNEY The chimney is usually made of a sheet steel piping of suitable diameter which must be taken from the boiler flange to the outside of the room over the top of the roof When its height exceeds 12 meter a draught equaliser should be provided at the base Should several boilers be connected to one ...

Page 15: ... panel is live 3 The red lamps signal defects in working of various circuits 4 The main switch in position 0 cuts off the current to the panel 5 The main switch in position 1 starts up the boiler TROUBLES SIGNALLED BY THE PANEL LAMPS AND REMEDIES TO BE TAKEN 1 Feed water block lights out The burner goes out lights up on the panel check whether there is water in the service tank Pump defect check t...

Page 16: ...electric contacts Contacts for thermometer Steam pressure switch Water pressure switch Flow switch Octal relay Magnetic starter with over load and under voltage protection Type RT 124 thermostat Pilot lamps set Stop running switch BOILER Gaskets for door Inspection window Boiler inox diffuser BURNER Electrode set n 2 Nozzles set n 2 Milled disk Burner diffuser Photoresistence Gas oil pump Hydrauli...

Page 17: ...17 NOTES ...

Page 18: ...INDUSTRY S r l Via S Pierino 4 Z A I 37060 Trevenzuolo VERONA Italy Telefono 045 6680082 Telefax 045 6680051 P IVA 02835480233 e mail info ivarindustry it Web site www ivarindustry it code ist GV GVO ing rev 00 ...

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