TM 5-2420-231-23-1
0076
Table 1. Backhoe Boom Does Not Operate Correctly - Continued.
076
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Turn pilot control switch (Figure 2,
Backhoe Boom Does Not
Item 1) to the on position (TM 5-
Operate Correctly -
2420-231-10).
Continued
4. Place control pattern switch (Fig-
ure 2, Item 2) in pattern 1 (TM 5-
2420-231-10).
Figure 2. Backhoe Pilot Control and Control Pattern Switches.
0076
5. Operate backhoe boom (TM 5-
Backhoe Boom Cylinder Operates
2420-231-10). Monitor and record
Slowly - Proceed to Test Step 2.
machine operation.
Backhoe Boom Will Not Operate -
Proceed to Test Step 4.