Richiger EA 910, Operator'S Manual, Page: 28 / 76

WARNING:
Fig.38
12
Maintenance
To check for main drive chain slack, remove covers located on front part of frame and discharge auger
tube, and adjust idler sprockets if needed.
The drive shaft that connects to tractor's PTO is
equipped with two shear bolts linking yoke and flange
elements (Fig. 38).
They have been installed there to protect the
unloader's driveline and transmission from overloads.
Should they have to be replaced, use soft low carbon
steel
SAE 1010 or C10 bolts of same diameter as the
original.
Never use hardened steel bolts or pins as
replacements.
Shear bolts
Lubrication
Roller gearbox, sweep auger and discharge auger transmission cases and chains:
Use .
SAE 140 gear oil
Bearings and chains:
Use
heavy duty lithium grease
.
Never perform maintenance or lubrication tasks when there are moving parts. Always stop tractor's engine and
remove the ignition key as an extra precaution.
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