Fuel Bypass Valve
Usage:
Pressure of fuel to injection pump ... 27 ± 5 psi(1.90 ± 0.35 kg/cm2)
(1) 6B6663 Spring for bypass valve:
Length under test force ... 1.03 in.(26.2 mm)
Test force ... 1.59 to 1.75 lb.(0.72 to 0.79 kg)
Free length after test ... 2.50 in.(63.5 mm)
Outside diameter ... .68 in.(17.3 mm)
Caterpillar Information System:
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