Grizzly H8191 owner manual Troubleshooting, Symptom Possible Cause Solution

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Troubleshooting

Symptom

Possible Cause

Solution

 

 

 

 

 

Engine won't start.

1.

No fuel.

1.

Add fuel.

 

2.

Cold weather has made fuel and oil overly

2.

Move the machine into a warm area and allow the

 

 

adhesive.

 

engine block to warm up before returning to work

 

 

 

 

area to start.

 

3.

Fuel valve is closed.

3.

Open fuel valve.

 

4.

Air filter is clogged.

4.

Clean air filter.

 

5.

Water pressure has built up in the pump.

5.

Release water pressure by squeezing spray gun trig-

 

 

 

 

ger.

 

6.

Internal engine components have failed.

6.

Refer to engine manual or see a qualified technician

 

 

 

 

for repair.

 

 

 

 

 

Engine starts, but

1.

The fuel filter or fuel line is clogged.

1.

Clean the fuel filter or clear the fuel lines.

runs poorly.

2.

The fuel valve is partially closed.

2.

Fully open the fuel valve.

 

3.

Low quality or contaminated fuel.

3.

Replace with a clean, quality diesel fuel.

 

4.

Air filter is dirty.

4.

Clean air filter.

 

5.

Engine speed is too slow.

5.

Increase throttle setting.

 

6.

Internal engine components are worn or

6.

Refer to a qualified technician.

 

 

have failed.

 

 

 

 

 

 

 

No, or low, water

1.

Low water supply.

1.

Water supply must flow at least 5 GPM.

pressure.

2.

Low pressure nozzle attached.

2.

Attach a higher pressure nozzle.

 

3.

Leak at high pressure hose fitting.

3.

Tighten or replace fitting as necessary.

 

4.

Input hose filter screen clogged.

4.

Remove and clean filter.

 

5.

Engine is not in high throttle position.

5.

Increase engine speed with throttle lever.

 

6.

High pressure hose is too long.

6.

Use high pressure hose under 100 ft.

 

7.

Engine or pump components are worn or

7.

Refer a qualified technician for repair.

 

 

have failed.

 

 

 

 

 

 

 

Will not draw chemi-

1.

Spray gun does not have low pressure

1.

Attach low pressure nozzle.

cals.

 

nozzle attached.

 

 

 

2.

Chemical filter clogged.

2.

Clean filter.

 

3.

Chemical hose and filter not fully sub-

3.

Be sure chemical hose and filter stay fully sub-

 

 

merged in chemical.

 

merged in chemical.

 

4.

Chemical is too thick.

4.

Dilute chemical. Chemicals should be the consis-

 

 

 

 

tency of water.

 

 

 

 

 

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H8191 3600 PSI Diesel Pressure Washer

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Contents Model H8191 PSI Diesel Pressure Washer Page Table of Contents Introduction ForewordContact Info H8191 3600 PSI Diesel Pressure Washer General Identification Safety Instructions for Machinery H8191 3600 PSI Diesel Pressure Washer Additional Safety Instructions for Pressure Washers Setup UnpackingInventory H8191 Inventory Figure QtyAssembly H8191 Accessory Inventory Figure QtyTo assemble the H8191 Operations Connections and ControlsAdjusting Pressure To adjust the pressureBreak-In Changing NozzlesApplying Chemicals To change nozzlesDrawing Water from Standing Water Source To draw water from a standing sourceSpray Gun Lock Starting Spray gun trigger lockedShutdown Procedure To shut down the pressure washerAccessories Maintenance ScheduleGeneral Maintenance Engine Oil and Filter ServiceTo change the engine oil Pump Oil Change To change the pump oilAir Filter Service To clean the outer air filter elementFuel Filter Change To change the fuel filterTroubleshooting Symptom Possible Cause SolutionPump Parts Breakdown Pump Parts List DescriptionEngine Block Parts Breakdown DescriptionEngine Cylinder Head Parts Breakdown Engine Piston and Crank Parts Breakdown Engine Fuel Tank Parts Breakdown Engine Lubrication/Speed Parts Breakdown Engine Recoil Starter Parts Breakdown Engine Air Filter, Muffler, and Fuel Pump Parts Breakdown Engine Electric Start Parts Breakdown Frame and Hardware Parts Breakdown Machine Labels Breakdown Page Page Warranty and Returns