4-16
F-607-0818
OPERATION AND MAINTENANCE
Figure 4-19: Wheel Bearing Maintenance
7450 – VT Wheel Bearing
Maintenance
Center Frame
Center frame wheel bearing maintenance should be
performed at the beginning of every season. Check
periodically for excessive endplay. If needed, adjust or
replace hub and components using the following
procedure
TRIPLE LIP GREASE SEAL
INNER BEARING CONE
INNER BEARING CUP
8 BOLT HUB
OUTER BEARING CUP
OUTER BEARING CONE
SPINDLE WASHER
1-14 HEX SLOT NUT
HUB CAP
2-1/4” SPINDLE
3/16 X 1-1/2 COTTER PIN
7450 wheel bearing maintenance
7450 CENTER FRAME WHEELS
7450 WING FRAME WHEELS
4” X 22-1/4” SPINDLE-
4-5/8” TRIPLE
TEFLON SEAL
INNER BEARING
CONE
SLEEVE ASSEMBLY
INNER BEARING
CUP
8 BOLT HUB
INNER SPIN NUT
TONGUE WASHER
DEXTER LOCK WASHER
OUTER BEARING CUP
WHEEL SPACER
OUTER BEARING
CONE
OUTER
SPINDLE NUT
5/16 SPLIT LOCK
WASHER
5/16-18 X 3/4
HEX HEAD CAP
SCREW
HUB GASKET
HUB CAP