Type 4 A-Version Blow-By System Upgrade
Upgrading the blow-by system of your Jenbacher Type 4 gas engine to the latest version can offer extended maintenance intervals and avoid performance loss.

Upgrade for:
What can this upgrade do for you?
- Extended service intervals.
Through an optimized filter material composition and increased ilter surface. - Increased uptime.
Due to extended service intervals avoidance of engine maintenance. - Avoid performance loss caused by intake system, turbocharger and combustion chamber contamination.
How we get you there?
Exchangeable blow-by filter cartridge introduced for more cost efficient service and simpler maintenance work, allows a replacement of the cartridge only, so the casing of the filter remains in place. The upgrade can be applied any time, ideally during a scheduled service.
Main components:
- Filter vessel with removable vessel lid and V-band connection
- Exchangeable filter element
- New hoses and clamps
- New filter holder
- Adapted filter insulation
- New oil drain system
- OEM documentation update
Applicability
Upgrade applicable for all Type 4 A-Versions.
Why Jenbacher Services?
Enhanced Efficiency and Lower Lifecycle Costs
Bringing proven outcomes across the life cycle of your engines means greater engine efficiency, reduced fuel usage and optimized maintenance intervals via our Conversions, Modifications & Upgrades offerings.
Lower emission
Emissions can be reduced with exhaust gas aftertreatment systems for example, oxidation or SCR catalysts, helping to meet emission regulations.
Flexibility
Best combined with your next service event or overhaul, our upgrades use only certified OEM parts for and are always based on your specific applications.
Controls and Asset Performance Management
Manage, monitor and control your engine. Our Controls simplify proactive maintenance planning and with myplant, you can remotely calculate plant performance every day, with real-time intelligence.
ENERGY SOLUTIONS. EVERYWHERE, EVERY TIME.
Your local power generation experts.
Jenbacher gas engines have been delivered in 100-plus countries.
Consult an expert
Send us a message and we’ll contact you to start the conversation.
Whether you are looking to address your basic service needs – from maintenance requests to day-to-day spare part and consumable requirements – to technical training for your workforce, digital solutions, or even system development plans, our Jenbacher Services experts can advise you on the solution that will be right for you.