John Deere PowerTech 8.1L Diesel Engines Mechanical Fuel Systems Repair Manual (CTM243)

This manual is written for an experienced technician.
Essential tools required in performing certain service work are identified in this manual and are recommended for use.
This manual (CTM243) covers only the mechanical fuel system. It is one of five volumes on the 8.1L engine.
The following four companion manuals cover the base engine and electronic fuel system repair, operation and diagnostics:
• CTM68— 8.1 L—Electronic Fuel Injection Systems
• CTM86—8.1 L Base Engine
• CTM134—6.8 L & 8.1 L Level 3 Electronic Fuel Systems with Bosch In-Line Pump
• CTM255—8.1 L Level 9 Electronic Fuel Systems with Denso In-Line Pump
This new CTM covers information formerly in Group 35 of CTM86 dated 06JUL99 and Group 115 of CTM134 dated 22FEB99.

Use this component technical manual in conjunction with the machine technical manual. An application listing in Section 01, Group 001 identifies product-model/component type-model relationship.

See the machine technical manual for information on component removal and installation, and gaining access
to the components. Information is organized in sections and groups for the various components requiring service instruction.
Before beginning repair on an engine, clean the engine. This manual contains SI Metric units of measure followed immediately by the U.S. customary units of measure. Most hardware on these engines is metric sized.