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C3.3B Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built Machines – Housing (Front)


Illustration 1g03001957

(1) Front Housing

(2) Front Housing Bolts

Table 1
Tightening torque     Front cover mounting bolts     24 to 27 N·m (18 to 20 lb ft)    

Illustration 2g03001983

(3) Crankcase One

(4) Crankcase Two

(5) Liquid Gasket

(6) Front Housing Gasket

Apply a liquid gasket (Three Bond 1217H or equivalent) to the seam between crankcase one and crankcase two.

Illustration 3g03002116

(7) Relief Valve

(8) Spring

(9) Packing

(10) Relief Valve Retaining Bolt

Table 2
Tightening torque     Relief valve retaining bolt     69 to 78 N·m (51 to 57 lb ft)    

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