Cylinder Head: Maintenance Instruction
Cylinder Head: Maintenance Instruction
Cylinder Head: Maintenance Instruction
Maintenance Instruction
Cylinder head
1 Scope ..................................................................................................................................... 1
2 Purpose.................................................................................................................................. 1
3 Maintenance interval............................................................................................................. 1
4 Safety information................................................................................................................. 3
5 Additional information.......................................................................................................... 3
6 Required tools, equipment and materials........................................................................... 4
7 Work steps............................................................................................................................. 5
7.1 Tightening the nuts on the prechamber retaining bracket....................................................... 5
7.2 Replacing the rocker cover moulded gasket ........................................................................... 5
7.3 Replace the cylinder head with a new or overhauled cylinder head ..................................... 10
7.4 Replacing the O-rings on the cylinder head .......................................................................... 10
8 Revision code...................................................................................................................... 10
1 Scope
This Maintenance Instruction (W) applies to the following Jenbacher Gas Engines:
• Type 6 engines
2 Purpose
This Maintenance Instruction (W) lays down the maintenance interval and describes the following activity:
• Replacing the rocker cover moulded gasket
3 Maintenance interval
Maintenance work Maintenance interval Carried out by *)
⇨ Tightening the nuts on the prechamber
2,000 Oh K
retaining bracket
⇨ Replacing the rocker cover moulded gasket 10,000 Oh / 5 years K
⇨ Replace the cylinder head with a new or 30,000 Oh / 6,000 starts
1) INNIO
overhauled cylinder head
⇨ Replace the cylinder head with a new or
30,000 Oh 2) INNIO
overhauled cylinder head
⇨ Replacing the O-rings on the cylinder head 30,000 Oh / 5 years INNIO
1)
Only applies to "H" cylinder head. When the total wear limit as shown by measuring the valve-stem pro-
jection has been reached (see W 0400 M6)
2)
Only applies to "F" cylinder head. When the total wear limit as shown by measuring the valve-stem pro-
jection has been reached (see W 0400 M6)
Valid for:
• Type 6: Maintenance schedule A
Valid for:
• Type 6: Maintenance schedule B Maintenance schedule D
Valid for:
• Version X
*) Carried out by This column defines who carries out the maintenance work.
K This activity is to be carried out by the customer, INNIO or a company selected and
authorised by INNIO to carry out this work.
INNIO This activity is to be carried out by INNIO or a company selected by INNIO author-
ised to carry out this work.
4 Safety information
WARNING
Danger from unauthorised restarting
Serious injuries such as cutting, crushing, severing or shearing of body parts due to
unintentional contact with rotating or moving machine parts.
Ø Shut down the engine as described in TA 1100-0105.
Ø Secure the engine against unauthorised restarting in accordance with TA 2300-0010.
WARNING
Personal injury
Failure to use personal protective equipment and comply with safety instructions or
employee protection information may lead to personal injury.
Ø Wear the relevant personal protective equipment (PPE).
Ø Observe the safety instructions as per TA 2300-0005.
Ø Observe the employee protection information as per TA 2300-0001.
5 Additional information
Relevant documents:
TA 1100-0105 – Engine shut-down
TA 1310-0011 – Standard tool catalogue
7 Work steps
NOTE
Leaks
If seals (O-rings, flat gaskets, etc.) are not properly seated or if there are burrs or cuts on
the contact surfaces, grooves, etc., leaks may occur during operation.
Ø Check contact surfaces, grooves, etc. for damage such as burrs or cuts.
Ø Check seals for damage.
Ø Check that seals are properly seated.
7.3 Replace the cylinder head with a new or overhauled cylinder head
This activity is to be carried out by INNIO or a company selected by INNIO authorised to carry out this
work.
8 Revision code
Revision history
Index Date Description / Revision summary Expert
Auditor
11 31.07.2019 Arbeitsschritt „Muttern der Vorkammerbrille nachziehen“ Engensteiner S.
ergänzt / Work step „Tighten the nut of the prechamber Waldron P.
retaining bracket“ added
10 30.04.2019 GE durch INNIO ersetzt / GE replaced by INNIO Fallzberger F.
Pichler R.
9 30.11.2018 Arbeitsschritt „Formdichtung an Zylinderkopfhaube tauschen“ Dris M.
ergänzt / Work step “replace moulded gasket on cylinder head Waldron P.
cover” added
Arbeitsschritt O-Ringe am Zylinderkopf tauschen ergänzt /
Work step „replace O-rings on cylinder head“ added
8 30.07.2018 Strukturelle Anpassungen / Structural adaptions Dris M.
Standard Peaking Wartungsintervall für „H“-Zylinderkopf Waldron P.
ergänzt / Standard peaking maintenance interval for „H“
cylinder head added
Formulierungen angepasst / Wordings adapted
7 31.05.2017 Wartungsschritt Zylinderkopf Sichtkontrolle gelöscht / Becker F.
Maintenance task cylinder head visual inspection deleted Waldron P.
6 21.12.2016 Strukturelle Anpassungen / Structural adaptions De sanctis A.
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Waldron P.