Steering Cylinder; To Replace Steering Cylinder - Tennant ATLV 4300 Service Manual

STEERING CYLINDER

The steering cylinder on the model ATLVt 4300
is located at the front of the front axle assembly,
between the front wheels. The steering cylinder is
controlled by the steering wheel motor and
hydraulic flow from the accessory pump.

TO REPLACE STEERING CYLINDER

FOR SAFETY: Before Leaving Or
Servicing Machine; Stop On Level
Surface, Set Parking Brake, turn off
machine, and remove key.
1. Jack up the front of the machine at the
indicated jack points. Install jack stands
under the machine frame.
2. Remove the .50" hex screws and nyloc nuts
from the clevises and cylinder ends. Pull the
clevis off the cylinder.
NOTE: Make sure to retain the steel spacers
(2 per end) in the end of the cylinder.
3. Mark, disconnect, and plug the two hydraulic
hoses leading to the steering cylinder.
NOTE: Observe hydraulic cleanliness
requirements when opening hydraulic lines.
4. Remove the two M12 hex screws holding
the steering cylinder to the front axle. Make
sure to retain the two tube spacers and
vacuum head mount plate (if equipped).
5. Remove the fittings from the old steering
cylinder and install in the new cylinder in the
same orientation.
6. Position the new steering cylinder onto the
front of the front axle. Reinstall the two tube
spacers, vacuum head mount plate
(if equipped), and two hex screws. Tighten
to 64 -- 83 Nm (47 -- 61 ft. lb.)
7. Grab the front tires and move inward until
the ball end clevis mount hole lines up with
the end of the new steering cylinder. Make
sure the steel spacers are in place at the
end of the cylinder.
ATLV 4300 330495 (10- -98)
HYDRAULICS
5-19