• When installing the solid pilot
rotate it slightly. Seat the
pilot snugly. Install the 45
cutter, attachment and T-handle.
INITIAL SEAT CUT
• Using the 45
cutter, descale and clean up the seat. Rotate
the cutter one or two turns.
• Measure the valve seat width @ after every cut.
• If the valve seat is pitted or burned, use the 45
cutter to con-
dition the seat some more.
Cut only the minimum amount necessary from the seat to pre-
vent the possibility of the valve stem becoming too close to the
TOP NARROWING CUT
• If the contact area @ is too high on the valve, or if it is too
wide, use the 15
(for the exhaust side) and the 30
intake side) to lower and narrow the contact area.
Contact area too high and too
wide on face of valve