AH07.16-P-0002-01TX Notes About Common-Rail Components

AH07.16-P-0002-01TX Notes About Common-Rail Components
Engine 642, 646.8/9, 651

The following notes together with the observance of WIS documents (e.g. repair instructions) are important for avoiding errors.

Work on all common rail components always requires:
^ exceptional cleanliness
^ careful operation
^ thorough checks

System features
^ System pressure is released after 30 seconds
^ Fuel system is self-venting

Operation
^ Do not bend high-pressure line or install it under stress.
^ Replace seals and stretch bolts
^ Maintain tightening torques exactly.

Checks
^ Test run engine Check system for leakage.
^ Check leak oil lines by hand for secure seating.
^ Replace leaky components if all mentioned notes (tightening torque, new seals) were observed.

General:
^ Stop plugs are available as replacement part for injection system see EPC. Repeated usage is not allowed.
^ Use lint-free cleaning cloths.

Start of work:
^ Carefully clean working area in engine compartment, tools and workstation.
^ Lay out lint-free cleaning cloths.

Progress of work:
^ Clean separation points immediately and thoroughly.
^ Close off separation points immediately with stop plugs.
^ Only remove stop plug directly before parts installation.
^ Immediately close container for assembly auxiliary materials

End of job:
^ Close off removed parts with plugs.
^ Clean mounting location