Eaton Fuller FSO-2405, Service Manual

Page: 119 / 163

119
Front Section Disassembly
4
FSO-2405
2nd Ed. 02/07
Front Section
FSO-2405/101
1 2 3 4 5
6 7 8 9
Mainshaft
Assembly
1. Install the 2nd speed gear needle bearing.
NOTE: The 2nd speed gear needle bearing
was modified. When servicing the unit,
replace the old needle bearing by the new
one.
Old part: 239818 / New part: 3348857
They are interchangeable.
2. Install the 2nd speed gear.
3. Install the 2nd speed synchronizer ring.
NOTE: The 1st, 2nd, 3rd and 4th speed have
equal synchronizer rings and they are all
EFM II coated.
4. Install the 1st/2nd speed synchronizer
assembly. Make sure it is installed in the proper
position.
WARNING! Both the 1st/2nd
synchronizer sleeve largest chamfer and
the hub most prominent side must face
the 1st speed gear (see “Synchronizer
Assemblies”).
The 1st/2nd synchronizer hub does not
have the anti-escape relief (see
“Synchronizer Assemblies”).
5. Install the 1st speed synchronizer ring.
6. Install the 1st speed gear.
7. Install the 1st speed gear needle bearing.
8. Install the 1st speed gear bushing.
9. Install the rear bearing cone on the mainshaft.
FSO-2405/163
Old New
Needle bearing