TM
Installation Instructions
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Trunnion Kit
84-0170 SwayPro Trunnion Kit
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Serial No.
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1. The trunnions on the SwayPro hitch need to be
replaced because the release pins for the spring
bars are too long and are breaking.
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3. Remove the four bolts from the plate. Using a 3/4"
socket for the larger bolts.
2. Turn the hitch upside down in the receiver.
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4. Using a 9/16" socket remove the smaller bolts.
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© 2010 Blue Ox Division, Automatic Equipment Mfg. Co. • One Mill Road, Industrial Park
Pender, Nebraska 68047 • Phone 402-385-3051 • Fax 402-385-3360 • www.blueox.com
Page 1 of 3 405-0127 Rev. A 7/7/10
TM
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Installation Instructions
Trunnion Kit
84-0170 SwayPro Trunnion Kit
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5. Remove the plate. Set aside to be reattached later.
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7. Grease the new trunnions, with the pin down slide
on.
6. Remove the trunnions and return to the factory.
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8. The trunnions have been replaced.
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© 2010 Blue Ox Division, Automatic Equipment Mfg. Co. • One Mill Road, Industrial Park
Pender, Nebraska 68047 • Phone 402-385-3051 • Fax 402-385-3360 • www.blueox.com
Page 2 of 3 405-0127 Rev. A 7/7/10
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Installation Instructions
Trunnion Kit
84-0170 SwayPro Trunnion Kit
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9. Replace the plate and start the bolts. Use loctite
on the smaller bolts.
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11. Tighten the 1/2" bolts to 60 ft. lbs. Note: 60 ft.
lbs. is a starting point, adjust to desired tension for
preferred sway.
10. Tighten the 3/8" bolts to 47 ft. lbs.
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12. Turn the hitch right side up and install.
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© 2010 Blue Ox Division, Automatic Equipment Mfg. Co. • One Mill Road, Industrial Park
Pender, Nebraska 68047 • Phone 402-385-3051 • Fax 402-385-3360 • www.blueox.com
Page 3 of 3 405-0127 Rev. A 7/7/10
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