Service Repair Manual
330, 330 L and 330 LN
Model: 330 L EXCAVATOR 2EL
Configuration: 330, 330 L AND 330 LN EXCAVATORS 2EL00001-UP (MACHINE) POWERED BY 3306 ENGINE
Disassembly and Assembly
3304B and 3306B Engines for Caterpillar Built Machines
Media Number -SENR5598-09
Publication Date -01/01/2013
Date Updated -25/01/2013
Cylinder Head - Remove
SMCS - 1100-011
A. Remove the fuel injection lines. Refer to Disassembly and Assembly, "Fuel Injection Lines
- Remove and Install".
B. Remove the exhaust manifold. Refer to Disassembly and Assembly, "Exhaust Manifold -
Remove and Install".
C. Remove the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker Shaft
and Pushrods - Remove".
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting and repair
of the machine. Be prepared to collect the fluid with suitable containers
before opening any compartment or disassembling any component
Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop
Products Guide", for tools and supplies suitable to collect and contain
fluids in Caterpillar machines.
Dispose of all fluids according to local regulations and mandates.
1. Loosen hose clamp (2) on the hose that connects the oil cooler to water pump elbow (1) .
2. Remove two bolts (3) that fasten water pump elbow (1) to the cylinder head. Remove two
bolts (4) that fasten water pump elbow (1) to the water pump.
3. Carefully remove water pump elbow (1) and the gaskets from the engine.