TB-9-2300-378-14
M48 & M60 SERIES VEHICLES
TECHNICAL BULLETIN; AIR INDUCTION SYSTEM MAINTENANCE
SEPTEMBER 1985
TB-9-2300-378-14 - Page 64 of 296
TB 9-2300-378-14
(3) Procedure (Fig. 4-4).
Figure 4-4. Top loading air cleaner access door bolt holes rework.
(a)
Remove air cleaner filter element (para. 3-2a).
(b)
Cover housing opening with tape and cardboard or a large cloth to prevent
metal chips and dirt from entering the filter area.
(c)
Install fabricated drill guide in bolt hole (view A).
(d)
Place fabricated drill stop on a No. 12 drill bit to limit depth to 1-7/16 inch.
Wrap tape around bit to hold stop in place (Fig. 4-3).
CAUTION
Do not drill hole through without drill stop installed or
damage to air cleaner precleaned tubes will result.
(e)
Using a hand drill with the No. 12 drill bit and stop, carefully drill through
incompletely machined portion of hole (view B).
4-4
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