MacDon D65 SP DHOM - Manual (Page 264)

TROUBLESHOOTING
7.4 Header and Drapers
Symptom Problem Solution Section
Header lift insufficient Low relief pressure Increase relief pressure. See your MacDon Dealer
Speed control set too low Increase control setting.
4.7.6 Draper Speed, page
57
Relief pressure too low
Increase relief pressure to
recommended setting.
See your MacDon Dealer
Windrower header drive
too slow Adjust to correct speed for
windrower model. Refer to the windrower
operator’s manual
Worn out gear pump Replace pump. See your MacDon Dealer
Insufficient draper
speed
Pressure compensator
(V7) set too low
Adjust to increase setting.
Refer to your windrower
operator’s manual
Drapers are loose Tighten drapers.
Drive or idler roller
wrapped with material Loosen draper and clean
rollers.
Slat or connector bar
jammed by frame or
material
Loosen draper and clear
obstruction.
6.7.3 Adjusting Draper
Tension, page 178
Roller bearing seized Replace.
6.7.8 Draper Roller
Maintenance, page 188
Low hydraulic oil
Fill windrower reservoir to
full level. Refer to the windrower
technical manual
Draper will not move
Incorrect relief setting at
flow control valve
Adjust relief setting.
See your MacDon Dealer
Refer to the windrower
technical manual
Lower reel.
4.7.8 Reel Height, page
58
Draper stalling
Material not feeding
evenly off knife
Install stub guards.
See your MacDon Dealer,
6.5.7 Knife Guards, page
144
8.2.3 Stub Guard
Conversion Kit, page
262
Header angle too low Increase header angle.
Controlling Header Angle,
page 56
Increase side draper
speed. 4.7.6 Draper Speed, page
57
Install upper cross auger.
8.4.10 Upper Cross Auger
(UCA), page 268
Hesitation in flow of
bulky crop
Material overload on
drapers
Add flighting extensions. See your MacDon Dealer
169899 252 Revision A