MacDon 802 - Troubleshooting

41
TROUBLESHOOTING
SYMPTOM
PROBLEM SOLUTION REF.
Reel does not operate
smoothly.
Improper hydraulic flow. Ensure that ¾” hoses to
reel/draper flow valve are
attached to BLUE hydraulic
circuit with 18 GPM flow and
open return to tank on
tractor.
18
6
Side drapers stall. Improper hydraulic flow. Ensure that ¾” hoses to
reel/draper flow valve are
attached to BLUE hydraulic
circuit with 18 GPM flow and
open return to tank on
tractor.
18
6
Header improperly
adjusted.
Adjust header as
recommended.
*
Relief pressure too low. Increase relief pressure to
2500 psi.
37
Header or reel does not lift
fast enough.
Raising header and/or
reel while turning tractor.
To reduce lift time, do not lift
header or reel while turning
tractor.
-
Flow to header drives set
too high.
Set flow through BLUE
hydraulic circuit to 18 GPM.
31
Re-direct some flow from
header drive to lift circuits:
• Set reel and draper to
desired speeds.
• Decrease flow in BLUE
circuit until reel and/or
drapers start to slow.
-
Tractor is not supplying
enough oil.
Check tractor hydraulics *
Reel and/or drapers run too
slow.
Raising header and/or
reel while turning tractor.
To maintain reel and draper
speeds, do not lift header or
reel while turning tractor.
-
Flow to lift circuits set too
high.
Reduce oil flow to TAN
and/or GREEN circuits.
*
Flow to header drives set
too low.
Set flow through BLUE
hydraulic circuit to 18 GPM.
31
Tractor is not supplying
enough oil.
Check tractor hydraulics *
* - See Tractor or Header Operator’s Manual.