Stepp SBF series - Hydraulic System Troubleshooting

26
TROUBLE SHOOTING Hydraulic System
LACK OF
PERFORMANCE
HYDRAULIC
MOTORS DO NOT
TURN OR TURN
SLOWLY
UNUSUAL NOISES
EXCESSIVE OIL
LEAKS FROM
PUMP OR
HYDRAULIC
MOTOR SHAFT
Plugged Strainer Screen Service strainer screen
Hydraulic Filter Plugged Replace hydraulic oil filter
Collapsed Suction Hose Replace suction hose and ser-
vice strainer screen
Air Leak in Suction Hose Replace hose.
Low Fluid Level Fill Reservoir to proper level.
Over Heated Hydraulic Fluid Clean oil cooler fins with pres-
surized water.
Worn Pump or Hydraulic Motor Adjust, rebuild, or replace as
necessary.
Crushed Hydraulic Lines Replace line.
“Brand” valve relief out of adjustment Adjust relief on “Brand” valves
to 1000 lbs.
Product in Tank not Melted Allow for more time for prod-
uct to melt
Foreign Material Jamming Agitator Remove foreign material from
agitator.
Foreign Material Jamming Product Pump Remove foreign material from
product pump.
Also see “Lack of Performance”
Low Hydraulic Fluid Fill reservoir to proper level.
Air Leak in Suction Hose Replace Hose
Damaged Pump or Hydraulic Motors Repair or replace as necessary
Bad Shaft or Shaft Seal Replace as necessary.
POSSIBLE CAUSE
Items to Check /Service