J&M 620-14 - Manual (Page 12)

12
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 (see pg. 14)
Faulty Check Valve
Upper flighting and lower flighting are
locked together (see pg. 14)
Remove restrictor fittings from outside
hydraulic cylinder and clean out dirt
Replace Check Valve
Bearing on top of upper auger flighting
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)
Hanger Bushing Assembly at the top
of the lower auger flighting is hot
Top of the hanger bushing assembly is
rubbing against the drive dog
(See pg.13)
Loosen the two bolts and re-adjust
the position of the hanger bushing
assembly. Re-tighten bolts.
Remove the lower flighting assembly
and place a shim between the spline
coupler and the gearbox.
Excessive Vibration Auger flighting or shaft is bent
Drive shaft is bent
Straighten or replace auger flighting
Replace or straighten drive shaft
Grain flow stoppage Bolt sheared in drive dog
Folding auger before complete stop
Replace bolt in drive dog. Engage
upper and lower flighting at a slow rate
of speed. (Drive dogs and lugs are
being engaged too fast.)
Upper and lower flightings are
disengaging before auger comes
to a complete stop. Replace bolt
in the drive dog. Never engage
or disengage the upper and lower
flightings until the augers come to a
complete stop.
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 field
Repair or replace folding cylinder if
necessary. Remember to lower auger
to the field position after unloading.
PTO key sheared