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eta Hack 200 kW, Service Manual

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eta Hack 200 kW Service Manual Download Page 9

Cleaning and maintenance

Maintenance table

9

Check stoker

•

Check the stoker drive chain

•

Check gap of the rotary valve position sensor

X

Specialist

Check drop chute safety switch

X

Specialist

Check end position of the rotary valve

X

Specialist

Calibrate the lambda probe

X

Specialist

Reset the maintenance counter

X

Specialist

Perform heating test

X

Specialist

Tasks

Regular

ly

Cleaning

annually

Maintenan

ce

at least 
every 3 

years

to be 

performed by

Summary of Contents for Hack 200 kW

Page 1: ...2018 05 16 EN 0000000299 V 005 3 43 0 3308 93710 001 Wood chip boiler 200 kW Service manual...

Page 2: ...ETA Heiztechnik Gewerbepark 1 A 4716 Hofkirchen an der Trattnach Tel 43 0 7734 22 88 0 Fax 43 0 7734 22 88 22 info eta co at www eta co at...

Page 3: ...rom the owner Subject to technical changes We reserve the right to make technical modifications without notice Printing and typesetting errors or changes of any kind made in the interim are not cause...

Page 4: ...mentation carefully in order to avoid errors during operation and maintenance Persons who lack experience and knowledge as well as children may not operate clean or maintain the product Explanation of...

Page 5: ...Cleaning and maintenance Maintenance notes 5 Under no circumstances use aggressive solvents chemicals or scouring agents They can lead to stress cracks and damage...

Page 6: ...ted here is the standard configuration 1 Combustion chamber door 2 Secondary air actuator mirrored for fuel discharge installed on the right 3 Drive for tilting grate mirrored for fuel discharge insta...

Page 7: ...tion 2 Flue gas temperature sensor 3 Heat exchanger cleaner on both sides 4 Release button for safety temperature limiter STB 5 Frequency converter 6 Ignition 7 Stoker drive chain 8 Plug screw for lub...

Page 8: ...ey s condensate drain X X Customer or specialist Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition tubes...

Page 9: ...n sensor X Specialist Check drop chute safety switch X Specialist Check end position of the rotary valve X Specialist Calibrate the lambda probe X Specialist Reset the maintenance counter X Specialist...

Page 10: ...tion chamber Open the combustion chamber door and use the poker to scrape the excess ash into the combustion chamber The ash in the secondary combustion chamber may not be steeper than 45 To remove th...

Page 11: ...he ash bin lids to ensure it is in good order and replace if necessary Fig 2 4 Seal Inspect the ash bin seals on the boiler to ensure they are in good order replace them if necessary Fig 2 5 Seal Atta...

Page 12: ...e is too low fill the cold heating system to approx 2 bar Do not fill to a higher pressure as water expands with increasing temperature and the water pressure also rises when the boiler is in heating...

Page 13: ...ating system The outlets of the safety valves may not drip Fig 2 9 Safety valve If the safety valve drips open it with a quarter turn of the red cap and rinse it out danger of scalding If the safety v...

Page 14: ...er it is very likely that the seal will be damaged in the process and thus the outlet will drip That is why you should only perform this check on weekdays and never on weekends in cold winter as no he...

Page 15: ...The tilting grate cannot be rotated by hand Therefore press the De ash button to de ash the boiler The grate is tilted and remains in this position for approxi mately 15 seconds WARNING Danger of crus...

Page 16: ...e cover on the front Remove the screws for securing the cover Push the cover on the front up slightly detach and remove it Fig 2 18 Cover Check firebed button and firebed switch Check the mobility of...

Page 17: ...halves of the combustion chamber cover Ensure that they are properly centred Fig 2 22 Combustion chamber cover The convex surface of the combustion chamber cover must point to the top of the boiler 2...

Page 18: ...e internal cover from the heat exchanger Fig 2 27 Internal cover Clean heat exchanger and downdraft channel Brush out the downdraft channel and remove the flue ash from the heat exchanger for example...

Page 19: ...ger tubes Check the heat exchanger tubes and the turbulators for tar deposits Fig 2 33 Heat exchanger tubes Tar deposits can have several causes for example leak air through the heat exchanger cover t...

Page 20: ...a heat resistant lubricant Fig 2 36 Lever Check the gap between the sensor and the spring arm on both sides of the boiler It must be 2 mm Fig 2 37 Position sensor Clean the housing of the frequency c...

Page 21: ...eals Otherwise leak air is sucked in disturbing the combustion process and causing increased wear Always replace seals as soon as they are damaged Close heat exchanger cover Position the heat exchange...

Page 22: ...of the flue gas recirculation with downward strokes of a brush Fig 2 46 Pipe Inspect the integrity of the seal on the shut off plug and replace it if necessary Fig 2 47 Seal CAUTION Avoid operation w...

Page 23: ...bricate the flue gas recirculation drive chain Remove the cover and the chain protection Fig 2 48 Cover Fig 2 49 Chain protector Lubricate the drive chain with chain spray Fig 2 50 Lubricate drive cha...

Page 24: ...ance 2 5 7 Establish operational readiness Switch the boiler on via the mains switch and start de ashing Establish the boiler s power supply at the mains switch Press the De ash button to de ash the b...

Page 25: ...ms an ember burnout and then changes to Switched off mode Press the De ash button to make the boiler perform a final de ashing WARNING Switch off the electricity to the boiler via the mains switch Swi...

Page 26: ...n must point to the right when viewed from behind the boiler 2 6 3 Clean temperature sensor Clean the flue gas temperature sensor To clean loosen the screw and pull out the flue gas temperature sensor...

Page 27: ...ove it Fig 2 55 Cover Check air valve Manually operate both air valve actuators and check their movement Fig 2 56 Air valve actuators For manual operation push the release button red button and manual...

Page 28: ...se or copper paste Fig 2 58 Drive and gear teeth Mount cover on the front Mount the cover on the front of the boiler Also re install the screws for securing the cover Fig 2 59 Cover 2 6 6 Check ash bi...

Page 29: ...can be completely lubricated Check de ashing system Start de ashing in order to check de ashing of the boiler The movement of the turbulators in the heat exchanger must be audible the tilting grate mu...

Page 30: ...with force The sealing edges of the door frame must leave a clear indentation in the sealing cord of the combustion chamber door Fig 2 65 Checks Leaks can be detected by variations in the colouration...

Page 31: ...to the boiler 1 Closing roller mount 2 Hinge Loosen the flange nuts top and bottom on the hinge and the closing roller mount and evenly make the gap to the boiler a bit smaller Fig 2 67 Reduce gap Ti...

Page 32: ...by switching the boiler on inadver tently Check stoker drive chain Remove the drive chain cover by loosening the acorn nuts Fig 2 69 Cover Check the tension of the stoker drive chain The chain may sa...

Page 33: ...nt the drive chain cover Remount the drive chain cover Fig 2 74 Cover 2 6 11 Inspect safety switch on the drop chute Check the contact switch on the drop chute Check the contact switch on the drop chu...

Page 34: ...valve can then fully receive the discharge screw fuel Fig 2 78 Correct and incorrect position of the rotary valve If the opening is not completely visible the end position must be adapted with the St...

Page 35: ...m automatically performs another calibra tion 2 6 14 Establish operational readiness Reset maintenance counter When maintenance is complete reset the counter With the Service access level it will be v...

Page 36: ...36 www eta co at Maintenance expert Cleaning and maintenance After the heating test switch the boiler back to normal mode To do this press the Deactivate measurement button in the settings window...

Page 37: ...Cleaning and maintenance Maintenance expert 37...

Page 38: ...h Chimney Clean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean...

Page 39: ...ean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition...

Page 40: ...nside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition tubes Check the firebed button and firebed switch Check refractory lining Clean the heat e...

Page 41: ...Check drop chute safety switch Check end position of the rotary valve Calibrate the lambda probe Reset the maintenance counter Perform heating test Tasks Notes performed on _________________________...

Page 42: ...mney Clean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the i...

Page 43: ...ean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition...

Page 44: ...nside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition tubes Check the firebed button and firebed switch Check refractory lining Clean the heat e...

Page 45: ...Check drop chute safety switch Check end position of the rotary valve Calibrate the lambda probe Reset the maintenance counter Perform heating test Tasks Notes performed on _________________________...

Page 46: ...mney Clean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the i...

Page 47: ...ean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition...

Page 48: ...nside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition tubes Check the firebed button and firebed switch Check refractory lining Clean the heat e...

Page 49: ...Check drop chute safety switch Check end position of the rotary valve Calibrate the lambda probe Reset the maintenance counter Perform heating test Tasks Notes performed on _________________________...

Page 50: ...mney Clean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the i...

Page 51: ...ean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition...

Page 52: ...inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition tubes Check the firebed button and firebed switch Check refractory lining Clean the heat...

Page 53: ...Check drop chute safety switch Check end position of the rotary valve Calibrate the lambda probe Reset the maintenance counter Perform heating test Tasks Notes performed on _________________________...

Page 54: ...mney Clean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the i...

Page 55: ...ean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition...

Page 56: ...inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition tubes Check the firebed button and firebed switch Check refractory lining Clean the heat...

Page 57: ...Check drop chute safety switch Check end position of the rotary valve Calibrate the lambda probe Reset the maintenance counter Perform heating test Tasks Notes performed on _________________________...

Page 58: ...mney Clean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the i...

Page 59: ...ean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition...

Page 60: ...inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition tubes Check the firebed button and firebed switch Check refractory lining Clean the heat...

Page 61: ...Check drop chute safety switch Check end position of the rotary valve Calibrate the lambda probe Reset the maintenance counter Perform heating test Tasks Notes performed on _________________________...

Page 62: ...mney Clean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the i...

Page 63: ...ean the flue tube Flush the chimney s condensate drain Clean the combustion chamber Clean inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition...

Page 64: ...inside of the secondary combustion chamber Clean tilting grate Clean secondary air openings Clean the ignition tubes Check the firebed button and firebed switch Check refractory lining Clean the heat...

Page 65: ...Check drop chute safety switch Check end position of the rotary valve Calibrate the lambda probe Reset the maintenance counter Perform heating test Tasks Notes performed on _________________________...

Page 66: ...www eta co at...

Page 67: ......

Page 68: ...www eta co at www eta co at downloads DOWNLOAD...

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