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MAINTENANCE
DRIVESHAFT YOKE, U-JOINT STUB SHAFT
WIth engine stopped, inject Lithium-Complex
extreme pressure grease conforming to NLGI2-ISO
320 specifications into universal joints and slip yoke
until grease appears at the seal. Grease them daily
or every 8 hours.
GREASING THE BOOM SWIVEL
Locate the zerks on the main swivel boss (if
applicable), main boom pivot boss (if applicable)
and on both ends of the boom swivel cylinder.
Inject Lithium-Complex Extreme Pressure grease
conforming to NLGI2-ISO 320 specification until
grease begins to protrude from ends.
Boom
Maintenance Section 4-16
©2020 Alamo Group Inc.
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