TM 5-3805-298-23-2
0151
Table 1. Bucket Clamshell Does Not Operate - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Bucket Clamshell Does Not
Operate - Continued
Figure 1. Pilot Control Hoses.
0151
10. Turn battery disconnect switch to
ON position and start engine
(TM 5-3805-298-10).
11. Operate bucket lower and raise
Clamshell Opens and Closes -
controls (TM 5-3805-298-10).
Replace pilot valve assembly
(WP 0379).
Proceed to Test Step 5.
Clamshell Does Not Open and Close
Replace main control valve
(WP 0371).
Proceed to Test Step 5.
