TM 5-3610-253-14
Table 5-23. DIRECT/GENERAL SUPPORT TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
13. CLAMP DOES NOT DESCEND COMPLETELY WHEN USING THE FOOT PEDAL .
Step 1.
Check to see if clamp foot pedal pressure is too low.
(a) If pressure is too low, perform clamp foot pedal pressure
adjustments (paragraph 5-40.55).
(b) If pressure correct, proceed to step 2.
Step 2.
Check for properly adjusted clamp guiding.
If out of adjustment, perform clamp guiding adjustment
14. CLAMP MOVING DOWN TOO SLOWLY DURING CUTTING CYCLE.
Step 1.
Check for air in hydraulic system.
(a) Bleed hydraulic system (paragraph 5-40.65).
(b) If malfunction persists, proceed to step 2.
Step 2.
Check control block for dirt or blockage.
(a) If contaminated, clean control block.
(b) If not, proceed to step 3.
Step 3.
Check that clamp ball valve closes.
(a) Test clamp ball valve and replace defective parts
(b) If not defective, proceed to step 4.
Step 4.
Check that clamp cylinder builds up pressure properly.
(a) If defective, replace clamp cylinder (paragraph 5-40.23).
(b) If malfunction persists, proceed to step 5.
