Engine Disassembly; Removal Of External Parts And Subassemblies - Westerbeke 7.0 KW BGC -60Hz Technical Manual

ENGINE DISASSEMBLY
This section describes the disassembly of the engine when performing a complete overhaul of the unit. The
procedures which follow include the disassembly of subassemblies, inspection of their components parts,
repair or replacement of these parts (if necessary), and the reassembly of the subassemblies.
Removal of External Parts and Subassemblies
1. Loosen the belt guard's thumbscrews and remove the engine's belt
guard from its brackets at the front of the engine.
2. Remove the starter motor and circuit breaker assembly. Examine the
starter and have it repaired or replaced if necessary.
3. Remove the heat exchanger and its related hoses and mounts from the
front of the engine. Have the heat exchanger cleaned and tested at a
local automotive radiator repair shop, or replace it if necessary.
4. Remove the exhaust manifold and related hoses as a unit. Disassemble
and inspect these parts.
5. Remove the raw water pump, the drive belt, and the raw water pump's
mounting brackets.
6. Set the raw water pump to one side for inspection and overhaul as needed.
BElT GUARD
7. Disconnect the linkage arm between the governor and the carburetor at the ball joint (carburetor end of
arm); remove the governor and its mounting bracket.
8. Remove the fresh water circulating pump's pulley.
9. Remove the fresh water circulating pump.
10. Remove the fuel line, the carburetor, the fuel pump, gasdenser assembly, and the intake manifold.
11. Remove the ignition coil/ballast resistor and its mounting bracket.
12. Remove the engine's backplate.
13. Remove the water temperature switch and the water temperature sender (if installed).
14. Remove the oil pressure switch, the oil pressure sender (if installed), the oil filter, and the oil filter bracket.
15. Remove the thermostat housing and the thermostat.
16. Remove the crankshaft pulley from the crankshaft.
17. Remove the spark plugs from the cylinder head.
18. Remove the distributor assembly from the right rear of the engine.
Westerbeke Generators
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