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If fifth wheel is air release equipped, follow
Steps 5-9 for lubrication of the air cylinder.
5.
Activate air cylinder control to extend
piston and shaft to its full travel
(Figure 29).
6.
Clean exposed piston shaft with
penetrating oil and a clean shop
towel. DO NOT use any abrasives
on the exposed shaft as they could
damage the piston shaft.
7.
De-activate the air cylinder.
8.
Remove supply air line and add 2 - 4
drops of air tool oil to cylinder through
the supply fitting. Re-install supply air
line (Figure 30).
9.
Activate and de-activate air cylinder
2 - 3 times to work air tool oil into
cylinder and onto piston and verify
proper operation.
12.B As-Needed Lubrication
wheel-to-trailer contact surfaces.
Use a water-resistant lithium-based
grease. Clean grease grooves if a
large amount of debris is present
(Figure 27).
if operational difficulties arise during
the service life of your fifth wheel (i.e.
problems with coupling, uncoupling, or
pulling the release handle (Figure 28).
XL-FW10009UM-en-US Rev B · 2012-06-05 · Amendments and errors reserved. © SAF-HOLLAND, Inc.
Maintenance Procedures
Figure 29
PISTON SHAFT
Figure 30
SUPPLY FITTING
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