TM 9-2910-226-34 b. Inspection and Repair. Inspect and repair the cam shaft assembly as follows: (1) Examine the bearing surfaces of the cam shaft (H- 1, fig. 3-109) for scratches and wear patterns. Minor scratches may be removed with crocus cloth. When wear patterns are visible, replace the camshaft. Check the camshaft against the limits specified in the repair standards (para 3-60) and replace when it does not meet these requirements. (2) Check the camshaft ball bearing (G-2, fig. 3- 109) against the limits specified in the repair standards (para 3-60) and replace when it does not meet these requirements. Refer to TM 9-214 for care and maintenance of ball bearings. c. Assembly. Assemble the camshaft assembly as follows: (1) Refer to figure 3-107. Position remover and replacer on camshaft (A) in an arbor press and install camshaft ball bearing (B) with retianing ring groove away from camshaft as shown. Figure 3-107. Installing camshaft ball bearing on camshaft using remover and replacer. 3-66