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CropHawk Draper Platform Operators Manual 83
Trouble Shooting
Symptom
Problem
Solution
Reference
FEED DRUM SYMPTOMS
Feed drum clutch slipping
Obstructions below feed drum
or in combine feeder house.
Feeder house broad elevator is
travelling to slow.
Feed drum bearing seized
Feed drum is to low causing
overloading of feed drum.
Feed drum clutch is damaged.
Combine feeder house clutch is
damaged.
Remove obstructions.
Run feeder house broad elevator in high
speed. (see combine operators manual)
Remove bearing and replace.
Increase feed drum height.
Remove and replace feed drum clutch.
Remove and replace feeder house
clutch.
Material back-feeding / over-
feeding at the feed drum
Excess clearance between
combine feeder chains and
feed drum.
Retractable finger timing too
aggressive (advanced).
Feeder house broad elevator is
travelling to slow.
Reduce feed drum clearance.
Reduce retractable finger timing to a less
aggressive position.
Run feeder house broad elevator in high
speed. (see combine operators manual)
Excessive feed drum
vibration
Bent or damaged retractable
finger.
Excessive amount of debris in
feed drum.
Feed drum bearing failed.
Feed drum PTO shaft univer-
sal damaged.
Feed drum contacting combine
feeder house chains.
Replace finger as required.
Remove feed drum covers and clean.
Replace feed drum bearing as required.
Replace PTO universal as required.
Adjust feed drum away from combines
feeder house chains.
Material bunching in front of
feed drum.
Incorrect feed drum finger tim-
ing.
Side draper belts speed
adjusted to fast.
Centre feed belt speed adjust-
ed to slow.
Feed drum height set incorrect.
Adjust finger timing less aggressive for
bulky crops and more aggressive for
lighter crop conditions.
Decrease side draper belt speed.
Increase centre feed belt speed.
Lower feed drum for lighter crop condi-
tions or increase feed drum height for
bulky crop conditions.