Reassembly of Camisnaft and Balance Shaft.

TM 10-3930-634-34

tools inserted from opposite end of block and small

diameter of pilot inserted into bore of the rear end

bearings.

f. Reassembly of Camisnaft and Balance Shaft.

(1) Install spacer (17, fig. 3-120), thrust washer

(16), and key (18) on camshaft (20). Aline keyway and

press camshaft gear (14) on camshaft as shown in fig-

(2) Measure the clearance between the camshaft

thrust washer and the camshaft. The clearance must

be from 0.008 to 0.015 inch for new parts. Maximum

clearance is 0.019 inch for used parts.

(3) Install the nut on the camshafts fingertight.

(4) Install thrust washer (16, fig. 3-120) and key

(18) on balance shaft (19). Aline keyway and press bal-

ance shaft gear (13) on balance shaft in a similar man-

ner as shown in figure 3-124.

(5) Support the inner face of engine upper front

cover on wood blocks at least one inch thick to protect

(12) Install the front intermediate bearings in the

the dowel pins in the cover. Position new oil seals, lip

same manner as the rear intermediate bearings, para-

facing down, in cover bores. Press seals into cover un-

graph (10) preceding, with tools inserted from opposite

til seal is flush with inside face of bore.

end of block and inserting small diameter of pilot into

g. Installation.

bore of the rear bearing.

(1) Lubricate the shafts and bearings with light

(13) Install the front end bearings in the same

weight engine oil.

manner as the rear end bearings, ((11) above), with