General Maintenance

Before each use, perform the following general maintenance tasks:

1.Check the engine oil and fuel level

2.Check the engine for cracked fuel lines, loose bolts, and any other excessively worn or damaged parts. Repair or replace worn or damaged parts as necessary. Tighten any loose bolts.

3.Check the high pressure hose for leaks. Replace if necessary.

4.Inspect the spray gun and nozzles for clogged debris or damage. Clean any debris with a garden hose and replace any damaged parts.

5.Inspect the chemical injection hose and filter for clogged debris or damage. Clean any debris with a garden hose and replace any damaged parts.

Engine Oil and Filter

Service

Replace the engine oil and clean the oil filter once after the first 20 hours, and then regularly after every 100 hours or 3 months (more frequently in harsh conditions).

To change the engine oil:

1.FOLLOW SHUTDOWN PROCEDURE AND ALLOW ENGINE TO COOL!

2.Loosen the dipstick/oil cap.

3.Remove the drain plug and drain plug gasket on the side of the engine (Figure 20) and allow oil to drain through the hole in the frame into a catch basin.

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Dipstick/Oil Cap

Oil Filter Cap

Drain Plug

Figure 20. Components for oil and filter service.

4.Drain all oil and reinstall the drain plug and drain plug gasket.

5.Remove the bolt securing the oil filter cap (Figure 20).

6.Carefully draw out the oil filter cap and oil filter by hand or with needle nosed pliers.

7.Wipe away any particulate material collected in the filter screen with a clean, lint-free cloth, or with a soft bristled brush. Use mineral spir- its to remove stubborn deposits.

8.Reinstall the filter screen and securely fasten the oil filter cap bolt.

H8191 3600 PSI Diesel Pressure Washer

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Grizzly H8191 owner manual General Maintenance, Engine Oil and Filter Service, To change the engine oil