INNIO Waukesha Gas Engines Gas Engine VGF H24G

Ensure the engine is turned off and cooled down

Gather necessary tools and replacement filter element

Locate the oil reservoir filter element (refer to Figure 5.00-47)

Inspect the vent tube connection to the oil filler assembly (refer to Figure 5.00-48)

Open each air bleed petcock prior to engine startup.

Did you hear a hissing sound indicating the escape of trapped air?

Close petcock when hissing stops and water begins to flow out in a solid steady stream.

Start engine and reopen each petcock.

Close petcock when hissing stops and water begins to flow out in a solid steady stream.

Has the temperature of the jacket water circuit stabilized as indicated by the panel mounted temperature gauge?

Governor Control Rod Lubrication

Lubricate the governor control rod ends through their grease fittings.

Check the oil lines and fittings for any leaks or cracks

Were any leaks or cracks found?

Describe the repairs made to oil lines and fittings

Compensation Needle Valve Adjustment - PSG Only

Open compensation needle valve several turns until engine begins to hunt.

Allow hunting to occur for several minutes to remove air from hydraulic circuits.

Record cylinder compression readings for all cylinders

Is the cylinder compression within the acceptable range?

Quick Start Governor Oil Filter Change

Remove the old oil filter from the quick start governor

Install a new oil filter on the quick start governor

Check for any oil leaks after installation

Set crankcase upside down in a suitable location.

Remove main bearing cap crossbolts from sides of crankcase. Ensure bearing caps are marked and matched to crankcase location.

Measure the spread of the crankcase sides using a dial indicator. Do not exceed 0.006 in. (0.15 mm).

Install crankcase spreader tool P/N 472002 between bearing caps #1 and #2. Adjust tool and spread crankcase. Remove bearing caps.

Move spreader tool between caps #3 and #4. Remove and repeat sequence for rest of main bearing caps.

Identify and note the thrust washer in the center main bearing cap by its tab.

Ensure left side #5 and #6 crossbolts have special washers and O-rings. Reinstall in original locations.

Attach suitable lifting device around connecting rod journals of crankshaft and lift crankshaft from crankcase.