4-17 REPLACE ORIFICE FITTING (CONT)
To prevent clogging or contam-
ination, all exposed openings
in fuel, oil, air lines and
electrical connectors will be
caps and plugs are clean.
Place machinery towel (D20) under
fuel drain tube assembly (1) to
catch residual fuel.
Remove fuel drain tube assembly (1).
Remove orifice fitting (2).
Remove packing (3) from orifice fit-
Remove machinery towel (D20).
Clean orifice fitting (2) using pro-
cess 1, Chapter 8.