TROUBLESHOOTING WITHOUT A DIAGNOSTIC CODE - CONTINUED
Table 5. Steering System Troubleshooting.
TEST OR INSPECTION
WARN I N G
Personal injury or death can reult from sudden machine move-
DO NOT disconnect or remove anyhydraulic system line or fitting
unless engine is shut down and hydraulic system pressure has been
relieved. Tighten all connections before applying pressure. Escaping
hydraulic fluid under pressure can penetrate skin, causing injury to
At operating temperature, hydraulic oil is hot. Allow hydraulic oil to
cool before disconnecting any hydraulic lines. Failure to follow this
warning may result in injury to personnel.
CAU T I ON
Wipe area clean around all connections to be opened during removal. Cap
lines and hoses and plug openings after removing lines. Contamination of
system could result in premature failure.
N OT E
Tag hoses prior to removal to ensure correct installation.
Use container to catch any fluidthat may drain from hoses or sys-
tem. Dispose of fluid IAW local policy and ordinances. Ensure all
spills are cleaned up.
Many of these problems can create diagnostic or event codes in ET.
These codes can help find the root cause of a problem. ET should be
used to retrieve logged and active codes.
1. Check hydraulic oil level (TM 5-3805- 1. Add or change oil if necessary (WP
Too Much Force is Needed
to Turn Steering Wheel.
2. If problem still exists, go to Test 2.
2. Allow hydraulic oil to reach normal
If problem still exists, go to Test 3.
operating temperature (TM 5-3805-
3. Check for blocked lines or hoses.
1. Unblock or replace lines and hoses as
necessary (WP 0124 00).
2. If problem still exists, go to Test 4.