MacDon R80 Rotary Disc - Manual (Page 98)

TROUBLESHOOTING
Form # 169089
96
Model Year - 2009
SYMPTOM PROBLEM SOLUTION SECTION
Breakage Of Conditioner
Drive Belt
Improper belt tension. Adjust conditioner drive belt
tension.
7.9.3.1
Belt not in proper groove in
pulley.
Move belt to proper groove.
7.9.3.2
Foreign object between rolls. Disengage header and stop
engine. When all moving
parts are completely stopped,
remove foreign object.
--
Belt pulleys and idlers
misaligned.
Align pulleys and idler. See
MacDon
Dealer.
Machine Pulling To One Side Header dragging on one end
and pulling to that side.
Adjust header flotation on
both ends.
6.12.4
Discs Don’t Turn When
Engaging Cutterbar
Mud on cutterbar. Remove mud from cutterbar.
Do not allow mud to dry on
cutterbar.
6.10
Hoses not connected. Connect hoses 6.3
Poor connection at valve. Check connection at tractor. See
tractor
manual.
Header runs while unloaded
but slows or stops when
starting to cut.
Hydraulic oil level in tractor is
low.
Add oil to tractor reservoir. See
tractor
manual.
Defective hydraulic motor. Repair/replace hydraulic
motor.
See
tractor
manual.
Defective hydraulic pump in
tractor.
Repair/replace pump. See
tractor
manual.
Defective relief valve in tractor. Repair/replace relief valve. See
tractor
manual.
Cold oil in hydraulic drive
system.
Reduce ground speed until
oil reaches operating
temperature.
6.12.8
Header slows when going
uphill.
Hydraulic oil level in tractor is
low.
Add oil to tractor reservoir. See
tractor
manual.