Trek 2021 E-CALIBER - Page 17

2021 E-Caliber Service Manual
16
Carriage wiper seals and bushings (continued)
6. Load a new bushing onto each bushing installation
tool.
Bushing
Usethissideofthetoolforpressingin
bushings.
Seal
Usethissideofthetoolforpressingin
seals.
NOTICE: Do not use grease when installing the
bushings.Usinggreasecouldcausethebushings
toslipoutofplace.
7. Put one tool with one bushing into the front of the
carriage, and the other tool with the other bushing
intotherearofthecarriage.
8. Insert the upper half of the headset press into the
frontofthecarriage.
9. Insert the lower half of the headset press into the
rearendofthecarriageandlockitintoplace.
10. Spin the headset press until it is snug against the
bushingtool.Checkforthecorrectalignmentofthe
press,toolsandbushings.Rotatethepresstopush
thebushingsintoplace.It’snormaltohavedifferent
gapsatthefrontandrearofthecarriage.
11. Tightenthepressuntilyoufeelresistance.Onceyou
feelresistance,removethepressandbothtools.
12. Inspect the bushings to verify that they are pressed
deepenoughintothecarriage.Fromthetopofthe
bushing to the step above the bushing, the measure-
ments should be:
Front=16.9mm Rear=10.5mm
13. From the front of the carriage, use the bushing sizer
tosizethebushing.Thesizercanberotatedtothe
leftortotheright.
14. Repeat step 13 three to four times, alternating be-
tweenthefrontandrearbushings.