Brush Bandit 65A, Operating & Parts Manual

Page: 54 / 72

Bandit
PRINTED 4/02 PAGE 40
MODELS 65A & 65AW HYDRAULIC SECTION
TROUBLE SHOOTING
BEFORE ATTEMPTING ANY TYPE OF MAINTENANCE DISENGAGE CLUTCH, TURN OFF
ENGINE, WAIT FOR THE DISC TO COME TO A COMPLETE STOP, INSTALL THE DISC LOCK
PIN, DISCONNECT BATTERY, AND MAKE SURE THE IGNITION KEY IS IN YOUR POSSESSION.
PROBLEM POSSIBLE CAUSE SOLUTION
Feedwheel turns 1. Dull Knives 1. Replace knives
at normal speed 2. Worn feedwheel teeth 2. Replace
but does not chip 3. Low relief valve setting 3. Readjust to 1500 PSI
wood properly 4. Worn pump 4. Replace
5. Feedwheel springs to loose 5. Adjust
Feedwheel slows 1. Dull knives 1. Replace knives
or stops when 2. Relief valve is worn or dirty 2. Clean, reset or replace
feeding 3. Pump is worn 3. Replace
4. Motor is worn 4. Replace
5. Feedwheel springs to tight 5. Adjust
Feedwheel turns 1. Relief valve stuck open 1. Clean or replace
slowly or not at all 2. Worn hydraulic motor 2. Replace
3. Pump worn 3. Replace
4. Relief pressure off 4. Reset to 1500 PSI
5. Pinched or damaged hydraulic hose 5. Replace
6. Feedwheel valve (control valve) 6. Replace
worn & leaking internally
7. Low hydraulic oil level 7. Fill 7/8 full minimum
8. Plugged oil screen 8. Replace
9. Binding such as worn bearings, etc. 9. Repair
10. Control lever improperly shifting valve 10. Readjust, valve must open
completely
Hydraulic oil very 1. Dull knives 1. Replace knives
hot, causing 2. Low oil level 2. Fill 7/8 full minimum
system to 3. Worn pump 3. Replace
operate slowly 4. Relief valve stuck open or opens 4. Clean, reset or replace
easily
5. Damaged hose 5. Replace
6. Oil suction screen or filter plugged 6. Clean or replace
7. Worn motor 7. Replace
8. Binding 8. Repair
9. Operator running oil over relief to 9. Don’t
much
MAINTAIN FEEDWHEEL HYDRAULIC PRESSURE AT 1500 P.S.I.
Follow typical hydraulic flow and relief settings on page 37 & 39.
Follow proper hydraulic oil requirements on page 28.