Figure 5-174. Removing main bearing cap using crankcase spreading tool-5120-575-7767

3. Gently tap the main bearing cap free of the crankcase

Note. Use caution when removing main

using the slide hammer on puller. Remove main bearing

b e a r i n g cap so that lower main sleeve bearing

cap and lower main sleeve bearing half and separate tbe

half does not drop out accidentally. Sleeve

bearing half from the cap. Mark sleeve bearing half

bearing halves can be easily damaged.

with its respective location, using a grease pencil, for

identification; e, g., " 1 cap, " "2 cap, " etc.

1. Install crankcase spreading tool -5120-575-1767 (A)

4. Remove remaining bearing caps (D) (Nos. 2 through

in crankcase assembly midway between two main

7) and tbe lower sleeve bearing halves in similar

bearing caps. Tighten spreading tool just enough to

manner using puller - 5120-310-4668 and positioning

release pressure of crankcase from ends of main bearing

the spreading tool - 5120-575-7767 between bearing

caps.

caps as necessary. Remove sleeve bearings from bearing

2. Install mechanical puller - 5120-310-4668 (B) in

caps.

mechanical adapter - 5120-837-5091. Install puller

adapter into threaded bole provided in No. 1 main

bearing cap (C).

Figure 5-174. Removing main bearing cap using crankcase spreading

t o o l - 5 1 2 0 - 5 7 5 - 7 7 6 7 , mechanical adapter-5120-837-5091, and

mechanical puller-5120-310-4668.

5-101