b.
Cleaning and Inspection.
(1)
Wash all parts with cleaning solvent (Fed
Spec P-D-680) and dry thoroughly.
(2)
Inspect the centralizer for cracks, breaks
or
excessive wear.
(3)
Replace a defective centralizer.
c.
Installation. Install the centralizer as illustrated
in figure 4-16.
Section IX. MAINTENANCE OF THE ROCK DRILL FRAME
4-25.
General
The heavy weight rock drill is designed and built to move
easily over the roughest terrain while towing its power
unit, the air compressor. Organizational maintenance of
the frame is limited to removal and
installation of the towing pintle.
4-26.
Towing Pintle
a.
Removal.
Remove
the
towing
pintle
as
illustrated in figure 4-17.
Figure 4-17. Towing pintle, removal and installation.
b.
Cleaning and Inspection.
(1)
Wash all parts with cleaning solvent (Fed
Spec P-D-680) and dry thoroughly.
(2)
Inspect the towing pintle for cracks, breaks
or
excessive wear.
(3)
Replace a defective towing pintle.
c.
Installation. Install the towing pintle as illustrated
in figure 4-17.
4-29
