3-41. MULTIMEDIA FILTER MAINTENANCE.
This task consists of:
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Two and Crane Operator
Coverplate removed (para. 2-36).
Control valve removed (para. 2-79).
Timer removed (para. 2-78)
General Safety Instructions
Use care when lifting large, heavy objects with a crane can result in injury or
death. Lack of attention or being in an improper position during lifting operation
can result in serious injury or death.
Remove nut (5), lockwasher (4), washer (2), screw (3) and bracket (1).
Loosen and remove two turnbuckles (7).
Remove two nuts (9) from fittings (10).
Remove 12 bolts (11), and 12 lockwashers (12) and remove drain line (13) from adapter (14).
Lack of attention or being in an improper position during lifting operation can
result in serious injury or death. Pay close attention to movements of multimedia
filter. Do not stand under multimedia filter or in a position where you could be
pinned against another object. Watch your footing.
Uncontrolled sideways motion of multimedia filter during lifting can cause damage to
equipment. Two assistants are needed on ROWPU to control motion of multimedia
Ensure all lines are clear of the multimedia filter.