Checking The Hydraulic Lines And Hoses - Toro Groundsmaster 3280-D Service Manual

After Repairing or Replacing the Components (continued)

Checking the Hydraulic Lines and Hoses

Hydraulic System: Service and Repairs
4. Remove all the caps or plugs from the hydraulic tubes, hydraulic fittings, and
components before connecting them again.
5. Use proper tightening procedures when installing the hydraulic hoses and
fittings; refer to Installing the Hydraulic Hose and Tube (O-Ring Face Seal
Fitting) (page 5–9)
O-Ring Fitting into the Component Port) (page
6. After you complete the repairs, check the control linkages or cables for
proper adjustment, binding, or broken parts.
7. After you complete the repairs, clean the hydraulic components, hose
connections, and fittings to prevent future accumulation of dirt and unwanted
material on the hydraulic components.
8. After you disconnect or replace any hydraulic components, operate the
machine functions slowly until the air is out of the system; refer to
the Hydraulic System (page
9. Check for hydraulic-fluid leaks. Shut off the engine and repair leaks if
necessary.
10. Check the hydraulic-fluid level in the hydraulic reservoir (front axle) and add
correct quantity of fluid if necessary.
Hydraulic fluid escaping under pressure can penetrate skin and
cause injury.
• Ensure that all hydraulic-fluid hoses and lines are in good
condition and all hydraulic connections and fittings are tight
before applying pressure to the hydraulic system.
• Keep your body and hands away from pin-hole leaks or nozzles
that eject high-pressure hydraulic fluid.
• Use a piece of cardboard or paper to find hydraulic leaks.
• Release all pressure in the hydraulic system before performing
any work on the system.
• Seek immediate medical attention if hydraulic fluid is injected
into your skin.
Check the hydraulic lines and hoses daily for leaks, kinked
lines, loose mounting supports, wear, loose fittings, and hose
deterioration. Repair the damaged hydraulic lines and hoses before
operating the machine.
and Installing the Hydraulic Fittings (SAE Straight Thread
5–85).
WARNING
IMPORTANT
Page 5–78
5–11).
Charging
Groundsmaster ® 3280-D/3320
05138SL Rev B