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  Deutz WP6C/WP4C Series Marine Diesel Engines Operation and Maintenance Manual and User Service Guide 13060345…
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  Deutz WP6C/WP4C Series Marine Diesel Engine Operation and Maintenance Manual Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide Important In order to ensure your safety and give full play of high performance of diesel engine, please carefully read this manual before operating the diesel engine and closely abide by the operation and maintenance procedures specified in this manual.

• Page 3: Deutz Wp6C/Wp4C Series Marine Diesel Engine Use And Maintenance Manual

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide Precautions Before delivery of the engine, the delivery test is already and strictly done based on test specifications. As the throttle openness is already limited by lead sealing, never randomly dismantle the lead sealing to increase the throttle.

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  WP6/WP4 series marine diesel engines are manufactured by Weifang Weichai Deutz Diesel Engine Co. Ltd — the joint venture of Weichai Power Co. Ltd and Deutz AG. This series diesel engines are classified into supercharge type and supercharge and intercooled type based on the aspiration methods.

• Page 5: Table Of Contents

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide Contents I. Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual WP6/WP4 series diesel engines model meaning …………….1 WP6/WP4 series marine diesel engine structural features: …………1 1 Main performance and technical parameters for WP6C/WP4C series marine diesel engines …………………………..

• Page 7: Wp6/Wp4 Series Diesel Engines Model Meaning

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual WP6/WP4 series diesel engines model meaning The symbols of all models from the WP6/WP4 series diesel engines are shown as follows: Rotating speed code (see table 1) Dash Power code (expressed in HP) Application feature symbol (C- marine main engine;…

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  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual…

• Page 9: Fuel, Oil And Coolant Used For Diesel Engines

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual 2 Fuel, oil and coolant used for diesel engines 2.1 Oil Quality grade: Oil should be classed according to its quality and features. Generally apply the API or GB for classification.

• Page 10: Coolant

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual If the ambient temperature is higher than 5℃, it is recommended to use the 0# diesel (GB 252-94) At low temperature, the diesel fuel may precipitate the waxy material which causing poor flowability of diesel fuel.

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  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual Table 2-2 Coolant composition Water quality min max Chloride ion content mg/dm Carbonate content mg/dm Total negative ion content mg/dm Only if the coolant meets the water-quality Total hardness when…

• Page 12: Diesel Engine Installation And Connection

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual 3 Diesel engine installation and connection 3.1 Diesel engine hoisting Incorrect hoisting will cause damage to diesel engine. Fig. A Wrong Correct Fig. B 2 special cylinder-head bolts have been installed on each diesel engine, which are used for hoisting diesel engine.

• Page 13: Installation Of External Connection Systems For Diesel Engine

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual 3.3 Installation of external connection systems for diesel engine The exhaust pipeline of diesel engine should avoid excessive bends. Expansion joint should be mounted around the middle of the pipeline. In addition, additive support should be mounted for pipeline.

• Page 14: Operation And Maintenance Of Diesel Engine

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual 4 Operation and maintenance of diesel engine 4.1 Preparations before operation 4.1.1 Unseal When the diesel engine package is opened, first, the user should check the diesel engine and accessories according to the factory packing list, check whether the diesel engine surface is damaged, whether the connecting pieces are not loosened, etc., and then carries out the following…

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  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual 4.1.3 Add the fuel (1) The diesel fuel should meet the related regulations (refer to 2.2). (2) Pay attention to the cleanliness of the diesel fuel, and store the diesel fuel still for above 72h before adding.

• Page 16: Operation Precautions

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual (6) It is not allowed to place any metal object on the battery. (7) Check the sulfuric acid level every day after the use of battery. Add distilled water if needed.

• Page 17: Maintenance Of Diesel Engine

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual 4.3 Maintenance of diesel engine Maintenance schedule of diesel engine No repetitive operation is needed after maintenance according to the following time: Operation item Running time h Retighten the connecting bolts and the cylinder…

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  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual Overhaul The operation reliability of the diesel engine will be affected by wear and corrosion. To avoid abnormal operation of the diesel engine, we recommend that complete overhaul be carried out according to the following table.

• Page 19: Common Fault Analysis And Troubleshooting

  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual 5. Common fault analysis and troubleshooting 5.1 The diesel engine cannot start Cause Troubleshooting (1) Air starter: The air pressure Always keep the pressure in the air bottle above in the starting air bottle is 2MPa;…

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  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual Cause Troubleshooting (2) There is air leakage from the Check the cylinder head gaskets and tighten the cylinder. cylinder head nuts. (3) The valve spring is broken. Replace it. (4) There is gas leakage from the Replace the piston ring.
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  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual Cause Troubleshooting (1) The air filter, the supercharger compressor or Remove and clean. the intercooler is unclean. (2) The external exhaust pipe does not meet the Design and install the external requirements or the exhaust back pressure is exhaust pipe as required.
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  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual Cause Troubleshooting (1) In the case of cold state, the engine oil enters Rise the inlet water temperature. the combustion chamber. (2) The running time of the new engine is not long.
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  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual 5.5 Unstable diesel engine operation Cause Troubleshooting Check for the existence of stuck The clearance increases due to inflexible movement of phenomenon. Repair or replace governor flyweight movement or wear factors.
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  Deutz WP6C/WP4C Series Marine Diesel Engine Use and Maintenance Manual 5.7 Oil pressure is too low Cause Troubleshooting The lubrication oil is in poor quality (the specific Select proper lubrication phenomenon is the oil pressure drops gradually with according relevant diesel engine running).

• Page 25: User Service Guide (Warranty Card)

  Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide II. User Service Guide (Warranty Card) Weichai Power Product Warranty Card (for User) Item Content Item Content Model Customer Name Order Number Post Code Serial Number Address Date of Purchase Office Tel.

• Page 26: Maintenance Registration Form (Filled By Maintenance Personnel)

  Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide Maintenance Registration Form (Filled by Maintenance Personnel) Item Content Item Content Model Customer Name Order Number Post Code Serial Number Address Date of Purchase Office Tel. Distributor Home Tel. Name of…

• Page 27: Warranty Instructions

  Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide Warranty Instructions 1. Service Commitment: Our company provides maintenance service within the service area of maintenance service units. Once an user message arrives and corresponding service demand is confirmed, maintenance men from the maintenance service center would arrive the service site within 3 hours for local urban areas, 24 hours for general areas and 48 hours for remote areas (when force majeure is excluded).

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  Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide (2) Three Guarantee Period For end engine products manufactured by Weichai, their Three guarantees service and warranty period starts from the actual date of sales and Weichai sales invoices and warranty cards or sales invoices from distributors can be taken as the evidence (The Three guarantee period for marine main engine starts from the actual testing and adjusting date of the engine).

• Page 29: Regulations About Term Of Three Guarantees Service For Weichai Power Marine Or Power Generating Diesel Engine

  Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide Regulations about Term of Three Guarantees Service for Weichai Power Marine or Power Generating Diesel Engine Term of Three Product Model Remarks Guarantees I. Complete diesel engine Marine diesel engine, diesel engine for generating set and…

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  Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide…
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  Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide…
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  Deutz WP6C/WP4C Series Marine Diesel Engine User Service Guide…

• Page 33: Engine Mandatory Maintenance Card

  Engine Mandatory Maintenance Card License Plate Manufacturer Number Customer Name Engine Number Date of Mandatory Maintenance Detailed Address Mileage of Mandatory Maintenance Purchase Entity Date of Purchase Identifier: Customer Signature: Label of Weichai Power Special Valid Documentation: Oil: Service Station Official Seal: Customer Tel.: Prompt: This Mandatory Maintenance Card is in triple and all of them should be signed by the customer and it would be invalid in the case of any missed out item.

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  Engine Mandatory Maintenance Card License Plate Manufacturer Number Customer Name Engine Number Date of Mandatory Maintenance Detailed Address Mileage of Mandatory Maintenance Purchase Entity Date of Purchase Identifier: Customer Signature: Label of Weichai Power Special Oil: Valid Documentation: Service Station Official Seal: Customer Tel.: Prompt: This Mandatory Maintenance Card is in triple and all of them should be signed by the customer and it would be invalid in the case of any missed out item.
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  Engine Mandatory Maintenance Card License Plate Manufacturer Number Customer Name Engine Number Date of Mandatory Maintenance Detailed Address Mileage of Mandatory Maintenance Purchase Entity Date of Purchase Identifier: Customer Signature: Label of Weichai Power Special Oil: Valid Documentation: Service Station Official Seal: Customer Tel.: Prompt: This Mandatory Maintenance Card is in triple and all of them should be signed by the customer and it would be invalid in the case of any missed out item.
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  WEIFANG WEICHAI DEUTZ DIESEL ENGINE CO.,LTD. Address: 121, Beigong Street, Weifang, Shandong Tel: +86-0536-8679536 Fax: +86-0536-8679526 Post Code: 261009 Part Number: 13060345 Design Version Number: ppbsj sjzl 201040 Amended in March, 2009 This material is provided as reference only. In the case of any product parameter changes, the actual product prevails without any further notice.

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