215676 450 Revision A
6.3 Hydraulics Troubleshooting
Refer to the table provided below if you encounter problems with the hydraulic system while operating the windrower.
Problem Solution Reference
Symptom: Header or reel not lifting
Appropriate solenoids not being
energized by activating switch
Contact Dealer. Contact Dealer
Contaminant in relief valve
Clean relief valve at cylinder
control valve.
Contact Dealer
Relief pressure too low or contaminant
in relief valve
Check/adjust/clean relief valve at cylinder
control valve.
Contact Dealer
Symptom: Reel and/or conveyor not turning
HEADER DRIVE switch not engaged Engage HEADER DRIVE switch.
Engaging and Disengaging
Header, page 201
Flow controls adjusted too low
Toggle speed controls on CDM to
increase flow.
D Series and D1 SP Series: 4.6.6
Draper Speed, page 293, and
4.6.5 Reel Speed, page 290
A Series: 4.7.1 Auger Speed,
page 301
Appropriate solenoid on flow control
block not being energized
Contact Dealer. Contact Dealer
Symptom: Reel and/or conveyor turns but lacks power
Relief pressure too low
Check/adjust/clean relief valve.
Contact Dealer
Symptom: Hydraulic oil high-temperature alarm
Hydraulic oil cooling system not working
properly
Check/clean cooling box.
Maintaining Engine Cooling Box,
page 373
Faulty bypass valve Clean or replace bypass valve.
Contact Dealer
Symptom: Hydraulic oil low-temperature alarm
Hydraulic oil too cold Run engine until hydraulic oil warms up.
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Symptom: Header or reel lifts unevenly
Air in system
Fully raise header or reel and hold switch.
4.4.1 Engaging and Disengaging
Header Safety Props, page 192
TROUBLESHOOTING
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