Note: The recommended oil change period is 50,000
miles or every two years. When changing or adding oil,
the recommended oil is a 50w synthetic preferably and
any quality brand oil is acceptable. The acceptable oil
weight range that may be used is 50w Oil (minimum to
Remove lug nuts.
Remove Turbo Lube cap.
Remove cotter pin or ﬂange lock.
Unscrew the spindle nut counter-clockwise.
Remove thrust washer.
Weight Gear (maximum).
Note: It is normal for the oil to change color after a
few miles of use. Even a small amount of moisture
condensation can cause the oil to turn milky.
7. Remove hub from spindle.
Most bearing failures are due to improper
maintenance. Be sure to inspect bearings
and seals as noted in Section S-6B and refer
to the manufacturer’s literature included with
B. Bearing/Seal Inspection and Replacement
When inspecting bearings or seals:
Inspect the grease seal for damage, tears, or cracks.
If there is no damage or leakage is not occurring,
the seal is in good condition.
S - 6
AXLE INSPECTION & REPAIRS
As a general rule, repairs and maintenance should be
performed by qualiﬁed servicing personnel. Our axle
manufacturer recommends that a certiﬁed mechanic
should be consulted on the following items:
If the seal is torn or cracked, then it should be re-
placed. The seal can be pried out of the hub with
a screw driver. Be sure to replace the seal using
the recommended replacement parts. Parts can be
obtained from your Four Winns dealer.
Worn spring eye bushing parts
Serious leakage of seal
Loose or worn suspension parts
All brake related adjustments, inspections and
When inspecting the bearing, check for corrosion
and wear. If any rust or wear exists on the bearing,
then remove and replace with the recommended
parts listed in the table above.
3. If the bearings are in good condition, repacking the
grease should be done at this time. Hand pack
each bearing individually using a premium water
resistant wheel bearing grease.
A. Removal of Hub
C. Hub Reinstallation
The following instructions pertain only to trailers manu-
factured by Four Winns. To remove the hub to inspect
the bearings and seals, refer to Figure S19 and the
To reinstall hub, reverse the procedures listed
It is important to tighten the spindle nut to approxi-
mately 50 ft.-lbs. (12” wrench with full hand force).
Loosen the nut then ﬁnger tighten.
Replace the cotter.
When reinstalling wheel, the following tightening
procedure is recommended by the manu facturer:
Place wheel lug nuts on by hand to start.
Figure S19: Axle Components
Trailer Information - Section S
Owner’s Manual Page 130
|Categories||Four Winns F-Series Manuals, Four Winns Manuals|
|Tags||Four Winns F|
|Document Type||Owner's Manual|
|Product Brand||Boats and Cruisers, Four Winns. For support contact your dealer at http://www.fourwinns.com/locate-dealer.aspx|
|Document File Type|
|Wikipedia's Page||Outboard Marine Corporation|
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