d. Remove the chips from the injector tube and,
b. Make a trial cut by turning the reamer steadily
using gage J 25521, continue the reaming
without applying any downward force on the
operation until the shoulder of the spray tip is
reamer. Remove the reamer, blow out the chips
flush to .014 " with the fire deck of the cylinder
and look at the bevel seat to see what portion of
head as shown in Fig. 7. Then wash the
the seat has been cut.
interior of the injector tube with clean solvent
and dry it with compressed air.
c. Proceed carefully with the reaming operation,
withdrawing the reamer occasionally to observe
the reaming progress.