Spicer Tandem Drive Axles Service Manual D__R440, 460, 480, D_R461, 462, 463, 521, 581, 601, 651, 652, 653 - Manual (Page 98)

94
Housing Breather
Housing Breather
Install New Axle Housing Breather (Metal
and Plastic)
Dana uses an axle housing breather that consists of a fitting,
hose and clamp assembly. This breather design has improved
resistance to water ingestion, clogging caused by dirt, ice or
snow buildup around the base of the breather. See installation
instructions below (all views from rear).
1. Install fitting in breather hole.
2. Tighten fitting finger tight.
3. Using a 3/4" wrench:
• Metal only: rotate the fitting at least 1/2 turn until nip-
ple points to rear. Torque to 5 lbs. ft.
• Plastic only: tighten until one thread is showing.
4. Insert hose onto fitting, long end down.
5. Push hose firmly against fitting. Rotate hose to point
down.