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The Troubleshooting Guide, shown below, is included to
help you quickly locate problems that can happen using
your 877 Tilloll. Follow all safety precautions stated in the
previous sections when making any adjustments to your
machine.
PROBLEM
DISC GANG THROWING RIDGE TO
OUTSIDE
DISC GANG PLUGGING
DISC GANG NOT TURNING IN LIGHT
SOIL
DISC SCRAPER BENDING
PLUGGING BETWEEN DISC AND
SPRAY SHIELD
10" SWEEPS WILL NOT PENETRATE
SHANKS NOT STRAIGHT UP AND
DOWN ON FRAME OR HAVE
EXCESSIVE WEAR
Troubleshooting Guide
PROBABLE CAUSE
Unit is not level
Disc gang bearing mounts on wrong
side of c-spring
Reel angle incorrect
Dirt not flowing under shield properly
Excessive loose dirt
Moving too slowly
Disc gang mounted too deep
Unit not level
Disc blade wear
Dirt not flowing under shield properly
Scrapers adjusted too tight against
blade
Improper pressure against disc blade
Dirt not flowing under shield
Conditions too wet
Machine not set deep enough
Excessive wear at pivot bolt
Chapter 5
SOLUTION
Turn radius rod to raise front of machine,
machine must be level, front to rear,
while running at desirable depth.
Remount disc gang on top of C-spring
Check and set according to
specifications.
Adjust shield.
Minimize field trips - 2 to 3 trips may
leave powder and cause ridging.
Machine needs to be pulled at least 5.5
mph.
Set harrow according to operating
"Harrow
instructions
Adjustment" on page 4-10
Check disc gang as above, may be too
deep.
Check to see that machine is level while
machine is running
Replace disc blades.
Adjust shield.
Readjust scrapers
Disc scraper must be set tight against
disc blades and be in contact for full
length of scraper edge. May need to
loosen two bolts and rotate scraper
blade forward or backward to
accomplish this.
Readjust spray shield (usually up and/or
to the rear).
Machine running too deep. Raise to
proper operating depth by adjusting
stroke control depth stop on master
cylinder.
Wait until conditions are proper for
tillage.
Check for correct pitch on sweeps (The
o
correct pitch is 47
).
Replace bolt-on shank holder, if needed.
Replace bushing, if needed.
.
5-1
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