background image

H G 5 3 0 4 1 E

HOPE

EXA

EXCESS AIR GAS BURNER

HANDLING MANUALS

YOKOI

KIKAI

KOSAKUSHO CO., LTD.

Head Office:

2720-1, Oboraguchi, Nakashidami, Moriyama-ku

Nagoya 463, Japan

Tel: +81-52-736-0773

Fax: +81-52-736-0258

Summary of Contents for Hope Exa

Page 1: ...HG53041E HOPE EXA EXCESS AIR GAS BURNER HANDLING MANUALS YOKOI KIKAI KOSAKUSHO CO LTD Head Office 2720 1 Oboraguchi Nakashidami Moriyama ku Nagoya 463 Japan Tel 81 52 736 0773 Fax 81 52 736 0258 ...

Page 2: ...nd Accessories 1 2 Safety Precautions 2 3 3 Notes for Mounting the Burner Flow Sheets 4 4 Operation Manual Preparation Ignition Adjustment and Extinction 5 5 Inspection and Maintenance Disassembly Cleaning and Reassembly 6 6 Warning Plate Troubleshooting 7 7 Structual Drawing 8 ...

Page 3: ...s per your order Also check if it is free from any transportation damage Overview The EXA type excess air gas burner is a nozzle mix type burner which allows combustion of high excess air by adopting multi pod air nozzle The stable combustion makes it suitable for a variety of industrial furnaces such as heating furnace drying furnace heat treatment furnace and hot air producing furnace SPECIFICAT...

Page 4: ...nd operator or other people may die or may be seriously injured In case of wrong operating it is predicted that dangerous situation will happen and the opertor or other people will be injured or only material described NOTE Even the matters classified to CAUTION have a possibility of causing serious results Then never fail to abide by matters discaribed Meaning of the mark Sample This is to tell t...

Page 5: ... i check the spark of it ELECTRIC SHOCK CAUTION Never fail to take off the site hole when igniting or firinf the burner flame in the furnace may blow out Never touch the mounting plate of the burner and fitting parts of the pilot burner These area are high temperature when the burner is burning TOUCHING PROHIBITED 1 Do not use the attached gasket for sering this burner 2 Put the replaced old gaske...

Page 6: ... bond chip or other materials will not be left inside Failure to do so may result in the malfunction of solenoid valve governor other valves and parts 2 Attach piping support when connecting the pipes so that the burner will not be under unnecessary load 3 The air orifice is built in to the HGS Perform piping in such a way so that the stralght pipe before the burner entrance will be at least 3 tim...

Page 7: ...red gas capacity and acquire the pressure difference of orifice that suits the flow Use the limiting valve to set the pressure difference At this time make sure to convert the specific gravity of the atmosphere 3 When using the equalizing valve control slowly open the control damper to the maximum combustion as you check the combustion status Check the flow rates 4 Use the flame detector to check ...

Page 8: ... fall down The burner body and the Nozzle Plate are not secured to each other removing the burner body releases the Nozzle Plate at the same time Also the panel may be very hot Handle them with extra caution as hot air in the furnace may blow out from between the Burner Plate and the burnerbody 6 When the burner body and the Nozzle Plate have been removed from the Burner Plate check for any deposi...

Page 9: ...ter installation looks finished If the warning plate was lost please let our sales department know it Troubleshooting For details on how to inspect the burner and peripheral devices see the user s in annual of each unit Contact our Sales Department for any questions Tel 81 52 736 0773 Fax 81 52 736 0258 ...

Page 10: ... 8 Structual Drawing PARTICULARS QUAN 1 Burner Body 1 2 Burner Plate 1 3 Burner Tile 1 4 Nozzle Plate 1 5 Air Nozzle 8 6 Gas Pipe 1 7 Sight Hole 1 ...

Reviews: