section 5
HYDRAULIC SYSTEM
1. Keep system filled with proper fluid.
• Check only at transaxle dip stick.
• Check when oil is cold.
• Use only clean containers. Keep it clean!
.
2.
Keep oil and filter changed.
• Initial filter change 25 hours, then oil and filter
change at 50 hours
..
• Change oil and filter every 250 hours thereafter
or
annually. (whichever occurs first)
• Change oil when warm (not hot).
• Use only recommended filter and Steiner fluid or
Texas Refinery Corp. 6440 Universal Torque
Fluid.
Do
not
use motor oil
or
automatic
transmission fluid!
• Check oil level after 30 minutes
of
operation.
• Do not over tighten drain plug.
• Make sure filter is tight.
• Change hydraulic oil and filter at the first sign
of
abnormal hydraulic functions.
3. Check for leaks daily (Never operate a unit if a leak
is detected).
• Inspect hoses for leaks or chafing.
• Inspect fittings and hose ends for seepage.
4. Keep power unit clean.
• Keep auxiliary hoses and couplers clean and
plugged.
• Grass and debris will hold
in
heat.
• A clean unit is easier to work
on
and safer to
operate. And it is easier
tci
do regular checks.
09-380
5-7
SERVICE
TRANSAXLE OIL CHANGE PROCEDURE
Change oil at any time contamination is suspected.
Approximately 6 quarts
of
approved hydraulic oil are
needed to change oil.
1.
It is best to drain transaxle after the tractor has been
thoroughly warm to insure maximum drain .
2.
Remove dipstick and drain plug from transaxle.
3. Remove hydraulic filter and wipe filter base clean.
4.
Lube filter gasket with oil and install new filter.
Tighten 3/4 turn after gasket contacts filter base.
Do not over-tighten.
5.
Re
-install drain plug
in
transaxle.
6.
Fill transaxle to full mark on dipstick with approved
hydraulic oil (Steiner Trans-Hydraulic Oil or Texas
Refinery Corp. 6440 Universal Torque Fluid).
7. Run engine, and turn steering wheel extreme right
to extreme left several times to purge all air from
the circuit.
8. Drive the unit back and forth to purge air from the
drive circuit.
9. Check oil level to be sure it is in the safe operating
range.
•n•11=1
THE USE OF ANY OIL OTHER THAN STEINER
TRANS-HYDRAULIC OIL OR TEXAS REFINERY
CORP.
6440 UNIVERSAL TORQUE FLUID
IS
NOT
RECOMMENDED. IF A SUBSTITUTE OIL CAUSES
OR
SUBSTANTIALLY
CONTRIBUTES
TO
A
FAILURE, THAT FAILURE
MAY
NOT BE COVERED
BY WARRANTY.
2/99
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