Compensating for restrictions (continued), Engine side view c – Generac Power Systems NP-40G User Manual
Page 82
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Section 5.2- ENGINE COOLING SYSTEM
Compensating for Restrictions
(Continued)
EXAMPLE: Screening with an 80 percent free air
Inlet area Is to be used to cover an opening that
must be at least 40 square Inches In area. Divide 40
by 0.80 to obtain 50 square Inches. In this case, the
actual opening size must be at least 50 square
Inches.
Figure 5. Opening In Vehicle Skirt
fleCOMMENOED
C5LEAHANCE.
2
M.
(SIMM)
MMtMUM CLEARANCE . t M. (2S.4MM)
~ “t
VEHCIE FLOOR
ENGINE
SIDE
VIEW
c
Figure 4. Ductwork
Page 5.2-2
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