3304 VEHICULAR ENGINE FOR 955L TRACK-TYPE LOADER Caterpillar

start by:

a) remove valves

1. Remove valve seat insert with tool group (A).

2. Clean and remove burrs from the valve seat bore.

3. Install the new valve seat insert with tool group (A). Do not increase diameter of extractor in valve seat insert when the insert is installed in the head.

4. Grind valve seat insert according to specifications given in SPECIFICATIONS SECTION.

end by:

a) install valves

Remove And Install Water Directors

start by:

a) remove cylinder heads

1. Remove old water directors (1) from the cylinder head.

2. Clean the cylinder head.

3. Install new water directors in the cylinder head. Install the directors so the hole in the directors is in alignment with the "V" mark on cylinder head.

NOTE: For reconditioning of cylinder head see STMG FORM JEG02327.