TM 5-2420-231-23-1
0081
Table 1. Backhoe Auxiliary Hydraulic Control Does Not Operate Correctly.
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MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 1. Test Operation of
Backhoe Auxiliary Hydraulic
Backhoe Auxiliary Hydraulic
Control Does Not Operate
Controls.
Correctly
1. Start and operate machine (TM 5-
2420-231-10).
2. Turn pilot control switch (Figure 1,
Item 1) to the on position (TM 5-
2420-231-10).
Figure 1. Pilot Control Switch.
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3. Wait 2 seconds before operation.
4. Install backhoe hydraulic auxiliary
Backhoe Auxiliary Hydraulic
attachment to machine (TM 5-
Attachment Not Available - Proceed
2420-231-10) if available.
to step 5.
Backhoe Auxiliary Hydraulic
Attachment Connected - Proceed to
step 7.
