Specifications
DFP4 2011 Operation Manual   
1
1. General 
1.1. About this Manual 
This manual contains instructions for the DEUTZ DFP4-2011 series engines. Reading 
this manual will provide you with information enabling you to avoid accidents, preserve 
the manufactures warranty and maintain the engine. 
1.1.1. Notices in this Manual 
This symbol is used to communicate all safety warnings. Please 
follow all warnings in this manual carefully. In addition please 
follow all state and federal regulations associated with the use of this 
product. 
1.2. DEUTZ Diesel Engines 
DEUTZ engines are the product of many years of research and development. The 
resulting know-how coupled with stringent quality standards, guarantee their long service 
life, high reliability and low fuel consumption. As a result, DEUTZ diesel engines meet 
the highest standards for environmental protection. 
1.2.1. Care and Maintenance 
Sound care and maintenance practices will ensure that the engine continues to meet the 
requirements placed on it. Recommended service and maintenance intervals must be 
observed and carried out. 
1.2.2. Safety Considerations 
Please abide by the following: 
1.  Shutdown the engine before carrying out maintenance or repair 
work 
2.  Ensure that the engine cannot be started accidentally 
3.  Replace any guards or panels that may have been removed 
4.  Observe industrial safety regulations when running the engine in 
an enclosed environment 










