FUEL INJECTOR - CONTINUED
TESTING - CONTINUED
When seating burnishing tool, use care not to push small knob in too hard, or over-
tighten indicator knob. Damage to injector and burnishing tool will occur.
ST-790 injector test stand must be running while burnishing.
104. ST-790 injector
test stand (1)
Burnishing tool (2)
Turn indicator knob (3) until spaced
3/8 inch (9.5 mm) from large
Slowly push small knob (5) in until slight
contact is made in injector (6).
Turn small knob (5) counterclockwise to
lock with large knob (4) and indicator
Slowly turn indicator knob (3) in until
slightly seated in injector (6). Do not
Index indicator knob (3) with mark on
large knob (4).
Advance indicator knob (3) one mark,
and back off until spaced 3/8 inch
Follow steps 95 thru 98 and recheck fuel delivery. If delivery is lower than 182 cc, repeat
step 104. if delivery is higher than 183 cc, repeat steps 98 thru 104. If delivery is 182 to
183 cc, proceed to step 105.
Motor switch (7)
Place in stop position.
Remove from ST-708 burnishing tool adap-
ter (9) by screwing out large knob (4) on
Drain connector (10)
Remove from ST-708 burnishing tool