Great Plains CDA600 Operator Manual - Manual (Page 86)

Centurion CDA600
270-600M-ENG
84 2013-06-14
6. Faults and Remedies
Problem Causes Solutions
Front of openers
dropping too low in
hard or minimum-
till conditions Disc Coulters set too deep Raise opener frame.
Hydraulic
boutmarker
functioning
improperly Air or oil leaks in hose fittings or
connections. Check all hose fittings and connections
for air or oil leaks.
Low tractor hydraulic oil level. Check tractor hydraulic oil level.
Loose or missing bolts or fasteners. Check all bolts and fasteners.
Disc orientation not ideal for conditions Reverse boutmarker disc to pull or
throw dirt.
6.2 Brake Troubleshooting
Problem Causes Solutions
Smoke or odd
burning odour
from axle area Overheated brakes, typically on long
steep hills Stop immediately. Wait for brakes to
cool completely. Moderate downhill
speed by using lower gear and frequent
full stops. Check brake components for
heat distortion.
New brakes may exhibit slight smoking
or odours until linings seat on drums. Check brakes if problem persists, or
braking action is insufficient.
Braking
insufficient,
one wheel Tyre under-inflated. Inflate all tyres to specification.
Worn brake linings and/or drum Service brakes.
Worn or leaking brake cylinder Rebuild or replace cylinder.
Grease or oil on linings Correct problem causing contamination.
Service brakes.
Brake adjuster not adjusting Ice or dried mud can freeze mechanism.
Check for damage seizing movement.
Check for worn and inoperative pawl, or
weak/damaged/missing pawl spring.
Braking
insufficient,
all wheels Air in drill brake lines Check for loose fittings. Check for
damaged fittings and lines. Check for
damage or worn operating components.
Correct source of leak. Recharge and
bleed system.
Air/Hydraulic system: damaged
diaphragm in booster chamber Replace booster.
Air/Hydraulic system: leaks in air system Repair leaks.
Air/Hydraulic system: clogged filters
Clean filters.
Air/Hydraulic system: valve open Close dump valve.
Braking
insufficient,
all wheels (cont.) Hydraulic/Hydraulic system: air in brake
line from tractor Bleed and recharge brake line.
Brake linings and/or drums worn Service brakes.
Brake linings replaced with un-approved
parts having inadequate friction rating Replace shoes with approved parts.
Pressure supplied by tractor insufficient 55 kPa (80 psi) minimum for air system.
Brake and hub maintenance and
servicing should be carried out by
an authorised Great Plains dealer.