Specifications
30
2.0 Service
Problems
Solutions
Belt has insufficient output speed or R.P.M. - Air in
hydraulic system.
a. Bleed air out of hydraulic system and fill reservoir (See section
2.6).
b. Look for leaking or cracked fittings.
Belt has insufficient output speed or R.P.M. - Leak in motor, valve
body, or bypass valves.
a. Replace or repair motor, valve body, or bypass valves.
b. Check for proper oil viscosity.
c. Clean and lubricate the brake assemblies
Excessive wear to belt edge - Tracking is off.
a. Adjust belt tension and tracking (See section 2.8).
Excessive wear to belt edge - Rubber skirting is worn or out of place. a. Replace rubber skirting.
b. Adjust rubber skirting.
Boom arm will not move up or down - Engine R.P.M. slow.
a. Increase engine R.P.M.
Boom arm will not move up or down - Hydraulic pump is not
producing sufficient pressure or volume to hydraulic cylinder.
a. Check for pinched or leaking hydraulic lines.
b. Allow hydraulic oil to warm up.
c. Increase engine R.P.M.
d. Hydraulic fluid level low.
e. Hydraulic filter clogged.
f. Check for proper oil viscosity.
g. Check to see if hydraulic pump is worn out
h. Make sure battery is fully charged.
i. Check wiring to valve body and hydraulic pump
Hydraulic unit squeals
a. Check sight glass on hydraulic unit reservoir and fill if necessary.
b. Run engine at reduced speed for 5-10 minutes to warm up oil.
c. Clean/replace filler cap/breather.
d. Clear obstruction in suction hose.
e. Replace plugged/dirty oil filter element.
Hydraulic unit has poor performance at high R.P.M.
a. Clean pressure relief in control valve or replace
b. Check sight glass on hydraulic unit reservoir and fill if necessary.
c. Replace plugged/dirty oil filter element
d. Charge Battery
2.14 Troubleshooting
