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20
PERIODIC MAINTENANCE
PLATFORM ADJUSTMENT - Continued
4. Make sure platform is still at ground
level. If the tip of fl ipover is not
touching the ground, measure and
compare distance “B” (FIG. 20-1)
with TABLE 20-1 to determine how
much to grind from the platform
stops (FIG. 20-2).
6. Raise the platform, then lower it to the
ground. As the platform fi rst touches the
ground, the tip of fl ipover and shackle
should touch at the same time as shown
in FIG. 20-3.
LOWER TIP OF
FLIPOVER
THIS DISTANCE “B”
GRIND METAL FROM
PLATFORM STOP
9/16” 1/16”
1-1/4” 1/8”
1-15/16” 3/16”
2-5/8” 1/4”
GRIND TO LOWER TIP
TABLE 20-1
5. Grind correct amount of metal (TABLE
20-1) from platform stop as shown in
FIG. 20-2.
GRINDING PLATFORM STOPS
(RH SHACKLE SHOWN)
FIG. 20-2
PLATFORM
SHACKLE
(REF)
PLATFORM
STOP
GRIND ENTIRE
SURFACE HERE
(TABLE 20-1)
PLATFORM & SHACKLES
TOUCH GROUND
FIG. 20-3
TIP OF
FLIPOVER
SHACKLE
“B”
(TABLE 20-1)
TIP OF FLIPOVER DOES NOT
TOUCH GROUND
FIG. 20-1
TIP OF
FLIPOVER
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