Vanguard BIG BLOCK M540000, Руководство по ремонту, Страница: 158 / 168

10. Remove foam pre-cleaner ( A , Figure 223) from air filter
( B ).
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11. Gently tap air filter on a hard surface to loosen dirt and
debris. Carefully clean with a soft bristle brush and a
portable hand vacuum as necessary.
12. Use a soft bristle brush and a portable hand vacuum to
remove all dust and dirt from back plate, metal retainer
plate, and air filter cover.
NOTE: Exercise care to keep dust and dirt out of air
intake. Inadequate precautions can result in engine
damage.
13. Gently wash foam pre-cleaner in warm, soapy water.
Thoroughly rinse with clean water and allow to air dry
completely.
14. Carefully inspect foam pre-cleaner and air filter. Replace
parts if they cannot be adequately cleaned or if any
damage is observed.
15. Install foam pre-cleaner onto air filter.
16. Place air filter with foam pre-cleaner onto air
cleaner back plate ( C ).
17. Fit metal retainer plate ( D ) evenly and snugly into air
filter.
18. Install thumb nut ( E ) onto threaded rod and tighten until
snug.
19. Install air filter cover ( F ).
20. Install plastic cap ( G ) to secure air filter cover and tighten
until snug.
Optional Oil Guard System
1. Install oil bypass cover as follows:
A. Apply a thin film of clean engine oil to seal ring ( A ,
Figure 224). Install seal ring into groove on bypass
cover ( B ).
B. Hand start bypass cover into crankcase bore. Be
sure seal ring is not pinched when it first contacts
crankcase.
C. Tighten bypass cover to 165 lb-in (18.6 Nm).
D. Using an absorbent cloth, wipe up any residual oil
from around cover.
224
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