TM 5-3895-373-342.76REPAIR SCREED VIBRATION MOTOR - ContinuedD.ASSEMBLE - Continued.2.INSTALL NEEDLE BEARING AND CHECKVALVE INTO MOTOR COVER.a.Use a hydraulic press and spacer from universalpuller kit and install needle bearing (31) intomotor cover (6). Use micrometer depth gageand ensure that the clearance between the topof the bearing and the motor body matingsurface of the motor cover is between 0.058 to0.078 in. (1, 5 to 2, 0 mm). This is to ensurethat the bearing does not contact the retainingring.b.Use a hydraulic press and the valve seatinstallation tool and press check valve seats’ (30)into motor cover (6).Hydraulic oil can be moderatelyflammable and can be an irritant tothe skin, eyes, and respiratorysystem. Avoid prolonged exposure.Eye protection and rubber glovesmust be worn m. when working withhydraulic oil.Be careful not to damage preformedpacking when sliding over threads.Sharp edges of thread can cut ordamage preformed packing.Damaged preformed packing willcause leakage and affectperformance.c.Lubricate preformed packings (29) with cleanhydraulic oil and install onto hex socket plugs(26). Ensure that the packing is not damaged bythe threads of the plug.d.Install balls (28), springs (27), and hex socketplugs (26) into motor cover (6).e.Install identification plate (25) and machinescrews (24) into motor cover (6).GO TO NEXT PAGE2-1080
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