Operator Preventive Maintenance Checks and Services - Continued
ITEM TO BE
Figure 6. Control Valve.
Inspect air cylinder (Figure 6, Item 2) and guard (Figure
6, Item 3) for damaged or missing hardware.
Left and Right
Check locking mechanism (Figure 7, Item 1) for
Front pin lock is damaged
Front Pin Locks
damaged or missing parts.
or has missing parts.
Front Pin Locks.
Check front pin lock wear pad (Figure 7, Item 2) for
excessive wear. Notify Field maintenance to turn over
wear pad (Figure 7, Item 2) if it is worn to within 1/16 inch
(1.59 mm) of screw heads, or if top edge is worn down
to 1/16 inch (1.59 mm) of metal contact. If bottom edge
has already been worn down, notify Field maintenance
to replace wear pad (Figure 7, Item 2).
Pull locking handle (Figure 7, Item 3) to see if assembly Front pin lock does not