J&M 818 User Manual
Page 12
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TROUBLE SHOOTING
WARNING
MAKE SURE THAT ALL POWER IS SHUT OFF BEFORE SERVICING THE GRAIN CART. MAINTENANCE AND
REPAIR SERVICE WORK TO BE PERFORMED BY QUALIFIED SERVICEMEN ONLY.
Trouble...
Possible Cause...
Possible Remedy...
Auger will not return to down position
or move from stow position.
Dirt In Restrictor
Faulty Check Valve
Upper fl ighting and lower fl ighting are
locked together
Remove restrictor fi ttings from outside
hydraulic dylinder and clean out dirt
Repair or Replace Check Valve
Bearing on top of upper auger fl ighting
need adjusting. When the auger is in
the engaged position, there must be
1/8” (0,32cm) gap between bottom
of top bearing and top of upper tube
housing (SEE ADJUSTING THE
UPPER AUGER FLIGHTING)
Slip Clutch is not working properly.
Pressure plates (linings) corroded
together
Loosen the bolts around the slip clutch
on the PTO, remove dirt and corrosion
and retighten to proper tension
Hanger Bushing Assembly at the top
of the lower auger fl ighting is hot
Top of the hanger bushing assembly is
rubbing against the drive dog
Loosen the two bolts and re-adjust
the position of the hanger bushing
assembly. Retighten bolts.
Remove the lower fl ighting assembly
and place a shim between the spline
coupler and the gearbox.
Excessive Vibration
Auger fl ighting or shaft is bent
Drive shaft is bent
Straighten or replace auger fl ighting
Replace or straighten drive shaft
Grain fl ow stoppage
Bolt sheared in drive dog
Bolt sheared in drive dog
Slip clutch not working properly
PTO key sheared
Replace bolt in drive dog. Engage
upper and lower fl ighting at a slow rate
of speed. (Drive dogs and lugs are
being engaged too fast.)
Upper and lower fl ightings are
disengaging before auger comes
to a complete stop. Replace bolt
in the drive dog. Never engage
or disengage the upper and lower
fl ightings until the augers come to a
complete stop.
Inspect slip clutch linings and replace
if worn.
Replace key and tighten set screw.
Auger tube is breaking away from the
grain cart at the hinge area or the ram
in the hydraulic folding cylinder is bent
Upper auger is extended in the upright
position while traveling in the fi eld
Repair or place folding cylinder if
necessary. Remember to lower auger
to the stow position after unloading.
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