1-42. Tooling and Miscellaneous.
A. Punch point removal and installation.
1.) #75 punch, loosen top square head screw and take out. Remove filler pin and take out pin.
Reverse procedure for replacement.
2.) R-II, R-12, and R-13. punch. Loosen socket set screw in side of knockout punch and pull
out punch point, reverse procedure for replacement.
B. Center Drill removal and Installation on countersinks: 90, 91, 92, 94, 95, 96. Loosen socket set
screw in side of countersink and lift out center drill. Reverse procedure for replacement. Being sure
socket set screw tightens against flat portion of center drill.
C. Countersink removal and installation, loosen socket set screw (11) and lift out countersink,
Reverse procedure for replacement being sure slot in countersink is aligned with hole in spindle (12)
and fully seated. Taper end of countersink goes into spindle (12)
D. Grinding sleeve removal and installation, Take off top cover (30) by unloosening 2 screws (28),
loosen jam nut (32) and complete grinding assembly will be able to come off. Takeoff expansion cups
(31) from both ends and abrasive sleeve (37) will be able to be pulled off and a new one put on. Reverse
procedure for replacement,
E. Dust bag (63). When dust bag (63) is 1/3 full of dust, remove clamp (64) and empty.
F. Belt replacement.
1. Belt (23) running from countersink pulley (18) to sander pulley (49). Loosen socket set
screw in countersink pulley and take off lower half of this adjustable pulley by turning it
counterclockwise. Then drop lower half of coupling (47) by unscrewing socket set screw and
remove rubber insert. Remove belt. Insert new belt on angle and push coupling (47) back
into place tightening socket set screw on flat part of shaft. Make sure rubber insert has been
replaced. Then put belt back into countersink pulley (18) and adjust lower pulley until
tension is on the belt. Then turn to flat and tighten socket set screw.
G. To remove tools from upper tool holder (69) use #81 Drift pin.
1-43. Troubleshooting.
1. Riveter
A. Problem: Riveter fails to properly clinch rivet.
Reason: Lower tool holder (562) is not properly adjusted.
Incorrect tooling
Defective clincher
B. Problem: Upper tool holder (69) fails to retract.
Reason: Failure to follow lubrication instructions.
Broken Spring. (77)
C. Problem: Knockout pins breaking or bending.
Reason: Lower tool holder (562) not properly adjusted.
Incorrect tooling
Defective punch pins
Operator not holding Brake Shoe Securely
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