Table 7-2. Preventive Maintenance Checks and Services for Compressed Air System (Continued)
Q - Quarterly
S - Semiannually
A - Annually
CHECK FOR AND HAVE
IS NOT READY/
REPAIRED OR ADJUSTED
B D A D W M Q S A
f. Barges 2 and 3. Remove two compres-
sor intake air cleaners on top of compres-
sor and replace with two clean air clean-
ers. (If air cleaners are not dirty after 1
month of use, time between changing
these cleaners may be extended to every
other month.) Replace as follows:
1) Shut down air compressor system.
2) Redtag power panel 1 circuit breaker
3P5 indicating, "WARNING - DO NOT
ACTIVATE. REPAIRS BEING MADE."
3) On top of compressor on each of two
air intake filters, loosen setscrews
holding air filters to intake manifold.
Remove assembly by pulling away
from intake manifold.
4) Place cleaned, used air filters onto air
intake manifolds by sliding over end of
manifold and tightening setscrews.
5) Start air compressor system.
6) Remove red tag from power panel 1
circuit breaker 3P5.
cleaning components, ALWAYS use
protective shield to protect eyes and
face from flying particles. Wear gloves
and avoid skin damage by closing
buttons, collars, and rolling down shirt
sleeves on work clothing.
7) Clean replaced air filters by using
compressed air blowing from inside
towards outside. Clean thoroughly
until no more dust or particles are
blown out of assembly. Return
cleaned air filters to stock for use at
next scheduled maintenance.