Experts in Ship Engine Maintenance
For over six decades, Chris-Marine has specialized in designing, manufacturing, and selling ship engine maintenance equipment for 2- and 4-stroke diesel engines. Their products are known globally for their high quality and user-friendly design.
Ensure Optimal Fuel Injector Performance with VPUD Fuel injector test rig
The Chris-Marine VPUD fuel injector test rig series guarantees precise testing for 2-stroke and 4-stroke diesel engines, helping operators maintain peak engine efficiency. Regular testing prevents unnecessary fuel consumption, particle emissions, and unplanned downtime. Approved by leading engine designers such as MAN Diesel, Wärtsilä, Rolls Royce, and Caterpillar MAK, the VPUD series sets industry standards for marine and industrial engine maintenance.
Accurate, Reliable Injector Testing Onboard and in Workshops
The VPUD test rigs allow operators to detect leakage, verify spray patterns, and identify early injector wear before it escalates into serious engine problems. Their digital read-out systems, scalable pump technology, and activators for electronically controlled injectors ensure fast, precise adjustments. Adapters for injectors with integrated fuel pumps and systems for combined gas-diesel and common rail injectors further enhance versatility. These capabilities reduce fuel consumption, emissions, and long-term maintenance costs.
Advanced Technology
VPUD test rigs feature scalable pump technology, digital read-out, and support for electronically controlled injectors, pilot valves, and gas-diesel injectors. Optional configurations allow testing of common rail injector systems. VPUD models 1000-4, 1100, and 1100SV are ideal for upgrading maintenance capabilities and avoiding costly injector failures.
Upgrade Your Workshop or Onboard Maintenance Program
VPUD models 1000-4, 1100, and 1100SV provide a high-return investment by minimizing the risk of unexpected engine failures. A single avoided breakdown can save thousands in repair and downtime costs. The rigs support proactive maintenance strategies, enabling shipowners, power plants, and service workshops to maximize engine lifespan and operational reliability.
Advanced Features and Competitive Advantages
VPUD test rigs stand out against other fuel injector maintenance tools thanks to:
- IOP SafeTest technology for MAN Diesel 2-stroke slide-valve injectors
- Scalable pump technology for Wärtsilä 2-stroke injectors
- Air-powered rigs for 4-stroke injectors, offering unmatched opening pressure control
- Activators for electronically controlled injectors and pilot valves
- Compatibility with hundreds of injector types across engine models
By combining precision engineering, global approval, and onboard/offshore usability, the VPUD test rigs outperform competing products from other marine engine maintenance equipment brands.
Technical Specifications
| VPUD 1100 | VPUD 1000 | VPUD 1100 SV | |
|---|---|---|---|
| For MAN slide valves | NO, valve can be damaged | YES | YES |
| If PPMI 1000 is used, can then be used for MAN slide valves | YES | N/A | N/A |
| Suitable for engines | Wärtsilä RND, RTA 48-96 MAN 4-stroke | MAN 2-stroke injectors incl. slide fuel valves excl. gas injectors | Conventional 4-stroke and 2-stroke injectors incl. MAN slide fuel valves |
| Test procedure | Injector prefill | Injector prefill | Injector prefill |
| Opening pressure test | Opening pressure test | Opening pressure test | |
| Nozzle leakage test | Nozzle leakage test | Nozzle leakage test | |
| Manual operation | O-ring sealing test | Venting /Non-return | |
| (for test of 4-stroke engines) | Venting /Non-return | valve test | |
| valve test | O-ring sealing test | ||
| Manual operation | |||
| (for test of 4-stroke engines) | |||
| Pressure (bar) Output@ Input | 0-1100@10, 0-800@7 | 0-1100@10, 0-800@7 | 0-1100@10, 0-800@7 |
| Air consumption (l/min) | 2500-4000 | 2500-4000 | 2500-4000 |
| Depending on output pressure | |||
| Hydraulic gauge | Class 1.0 | Class 1.0 | Class 1.0 |
| Display | Class 0.2 | Class 0.2 | Class 0.2 |
| Pneumatic inlet | 1/2″ BSP claw clutch female | 1/2″ BSP claw clutch female | 1/2″ BSP claw clutch female |
| Hydraulic Outlet | 1/4″ BSP male coupling | 1/4″ BSP male coupling | 1/4″ BSP male coupling |
| Weight (kg) | 90 | 90 | 90 |
| Dimension (LxWxH mm) | 560 x 950 x 1525 | 560 x 950 x 1525 | 560 x 950 x 1525 |
| Electric Power supply | 1-phase 115/230 V AC | 1-phase 115/230 V AC | 1-phase 115/230 V AC |
Contact Us for More Information
For questions, spare parts, or product inquiries of Chris-Marine.
Technical Specifications
Contact Us for More Information
For questions, spare parts, or product inquiries of Chris-Marine.
The Chris-Marine range of working rigs has been developed for safe and efficient maintenance of 2-stroke and 4-stroke engine parts.
Expertise in Ship Engine Maintenance
For over 60 years, Chris-Marine has been a global leader in marine engine maintenance solutions for 2- and 4-stroke diesel engines. The company designs and manufactures professional ship engine maintenance tools known for high quality, precision, and user-friendly operation. Compared to other engine maintenance equipment manufacturers, Chris-Marine stands out for reliability, innovation, and long service life.
With sales offices worldwide, including Europe, Asia, and the Americas, Chris-Marine provides local support and fast service. In addition, their fully equipped workshops in key maritime hubs ensure expert assistance, making Chris-Marine a trusted alternative to other marine engine maintenance tool suppliers.
Future-Ready Engine Maintenance Solutions
Chris-Marine employs over 100 specialized experts dedicated to improving engine performance, efficiency, and sustainability. Their solutions help operators reduce maintenance time, lower operating costs, and extend engine lifespan, while minimizing environmental impact.
Under the trusted brands Chris-Marine®, Obel-P®, and LEMAG®, the company offers comprehensive marine engine maintenance product portfolios, including:
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Engine Monitoring Systems
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Engine Cleaning Equipment
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Grinding & Machining Tools
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Fuel System Maintenance Solutions
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Hydraulic Power Packs
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Accessories & Consumables
These solutions position Chris-Marine as a leading alternative to other ship engine maintenance equipment manufacturers, delivering proven performance across the global maritime industry.
Contact Us for More Information
If you have any questions or require spare parts for your Chris-Marine system.
