Generac Portable Products 1811-0 Owner'S Manual Download Page 10

1800 PSI Pressure Washer

10

GENERAL MAINTENANCE

RECOMMENDATIONS

The pressure washer warranty does not cover items that have
been subjected to operator abuse or negligence.To receive full
value from the warranty, the operator must maintain the
pressure washer as instructed in this manual.

• Some adjustments will need to be made periodically to

properly maintain your pressure washer. Check the spray
gun and adjustable nozzle extension assembly for wear.

• All maintenance in this manual and the engine owner’s

manual should be made at least once each season.

• Once a year you should clean or replace the spark plug,

clean or replace the air filter.A new spark plug and clean
air filter assure proper fuel-air mixture and help your
engine run better and last longer. Please refer to your
engine owner’s manual for more details.

BEFORE EACH USE

• Check engine oil level.

• Check water inlet screen for damage.

• Check in-line filter for damage.

• Check high pressure hose for leaks.

• Check detergent siphoning tube and filter for damage.

• Check spray gun and adjustable nozzle extension

assembly for leaks.

• Rinse out garden hose to flush out debris before

connecting to pressure washer.

PRESSURE WASHER

MAINTENANCE

Check and Clean Inlet Screen

Examine the screen on the water inlet. Clean it if the
screen is clogged or replace it if screen is damaged.

Check High Pressure Hose

The high pressure hose can develop leaks from wear,
kinking, or abuse. Inspect the hose each time before using
it. Check for cuts, leaks, abrasions or bulging of cover,
damage or movement of couplings. If any of these
conditions exist, replace the hose immediately.

CAUTION!

Water spraying from a leak is capable

of injecting material into skin. Inspect hose each
time before using it. Never repair a high pressure
hose. Replace it with another hose that exceeds the
maximum pressure rating of your pressure washer.

Check Detergent Siphoning Tube

Examine the filter on the detergent tube and clean if
clogged.The tube should fit tightly on the barbed fitting.
Examine the tube for leaks or tears. Replace the filter or
tube if either is damaged.

Cleaning Detergent Siphoning Tube

If you used the detergent siphoning tube, you must flush it
with clean water before stopping the engine.

• Place the chemical injection siphon/filter in a bucket full

of clean water.

• Slide the adjustable nozzle extension forward to the low

pressure mode.

• Flush for 1-2 minutes.

• Shut off the engine.

IMPORTANT: Simply shutting OFF engine will not
release pressure in the system. When the engine has
shut down, squeeze the trigger on the spray gun to
relieve the pressure in the hose.

Check Gun and Adjustable Nozzle

Extension

Examine the hose connection to the spray gun and make
sure it is secure.Test the trigger by pressing it and making
sure it “springs back” into place when you release it. Put
the safety latch in the ON position and test the trigger.You
should not be able to press the trigger.

Check In-Line Filter

Refer to Figure 13 and service the in-line filter if it
becomes clogged, as follows:

Nozzle Extension

Filter Screen

O-ring

Figure 13 — Clean In-Line Filter

Summary of Contents for 1811-0

Page 1: ...Pressure Washer Owner s Manual Model No 1811 0 1800 PSI Pressure Washer Manual No 191689GS Revision 0 08 08 2002 ...

Page 2: ...ffective working order The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm WARNING WHEN ADDING FUEL Turn pressure washer OFF and let it cool at least 2 minutes before removing gas cap Fill fuel tank outdoors Do not overfill tank Allow space for fuel expansion Keep gasoline away from sparks open flames pil...

Page 3: ...nozzle between 8 to 24 inches away from cleaning surface Be extremely careful if you must use the pressure washer from a ladder scaffolding or any other relatively unstable location The cleaning area should have adequate slopes and drainage to reduce the possibility of a fall due to slippery surfaces Operate this unit on a stable surface The high pressure spray could also cause you to fall if you ...

Page 4: ...emicals into the low pressure stream Choke Lever Prepares a cold engine for starting Fuel Cap Fill fuel tank with regular unleaded gasoline here High Pressure Hose Connect one end to water pump and the other end to spray gun High Pressure Outlet Connection for high pressure hose Nozzle Extension Attached to spray gun for more convenient use Oil Fill Dipstick Check and fill with oil here Pump Devel...

Page 5: ...k or start the engine before it has been properly serviced with the recommended oil may result in an engine failure Place pressure washer on a level surface Refer to the engine owners manual to add recommended oil to engine NOTE Check oil often during engine break in Refer to engine owner s manual for recommendations Add Gasoline WARNING Never fill fuel tank indoors Never fill fuel tank when engin...

Page 6: ... any debris IMPORTANT Do Not siphon standing water for the water supply Use ONLY cold water less than 100 F Connect the garden hose to the water inlet Tighten by hand Figure 5 CAUTION There MUST be at least ten feet of unrestricted garden hose between the pressure washer inlet and any flow shut off device such as a Y shut off connector or other convenience type water shut off valve Damage to press...

Page 7: ...out of the gun in a thin stream Continue to hold trigger until there is a steady stream of water and no air remains in the system Release the trigger Engage the safety latch to the spray gun trigger Figure 7 Move the throttle lever to Fast position shown here as a rabbit Figure 8 Move the choke lever to the Choke position Figure 8 NOTE For a warm engine be sure the choke lever is in the Run positi...

Page 8: ... pressure Point the nozzle down towards a firm surface and press the trigger to test the pattern Figure 11 Twisting the nozzle adjusts the spray pattern from a narrow pattern to a fan pattern Figure 12 For most effective cleaning keep the spray nozzle between 8 to 24 inches away from cleaning surface If you get the spray nozzle too close especially using high pressure mode you may damage the surfa...

Page 9: ...ORTANT You must flush the chemical injection system after each use by placing the filter into a bucket of clean water then run the pressure washer in low pressure for 1 2 minutes Pressure Washer Rinsing WARNING Be extremely careful if you must use the pressure washer from a ladder scaffolding or any other relatively unstable location Pressure builds as you climb in a running washer When you press ...

Page 10: ...ach time before using it Check for cuts leaks abrasions or bulging of cover damage or movement of couplings If any of these conditions exist replace the hose immediately CAUTION Water spraying from a leak is capable of injecting material into skin Inspect hose each time before using it Never repair a high pressure hose Replace it with another hose that exceeds the maximum pressure rating of your p...

Page 11: ...cording to instructions in To Start Your Pressure Washer Remove nozzle extension from spray gun Squeeze the trigger on the spray gun and hold When the water supply is steady and constant engage the safety latch and attach the nozzle extension Nozzle Maintenance A pulsing sensation felt while squeezing the spray gun trigger may be caused by excessive pump pressure The principal cause of excessive p...

Page 12: ...mals Thoroughly wash exposed areas with soap and water KEEP OUT OF REACH OF CHILDREN DON T POLLUTE CONSERVE RESOURCES RETURN USED OIL TO COLLECTION CENTERS PREPARING THE UNIT FOR STORAGE Water should not remain in the unit for long periods of time Sediments or minerals can deposit on pump parts and freeze pump action If you do not plan to use the pressure washer for more than 30 days follow this p...

Page 13: ...13 1800 PSI Pressure Washer NOTES ...

Page 14: ... 3 Dirty in line filter 4 Nozzle is in high pressure mode 1 Insert detergent siphoning tube into detergent 2 Clean or replace filter detergent siphoning tube 3 See Check In Line Filter on page 10 4 Push nozzle forward for low pressure mode Engine runs good at no load but bogs when load is added Engine speed is too slow Move throttle control to FAST position Engine will not start or starts and runs...

Page 15: ...1800 PSI Pressure Washer 15 NOTES ...

Page 16: ...quipment or parts that have been subjected to improper or unauthorized installation or alteration misuse negligence accident overloading overspeeding improper maintenance repair or storage so as in Generac Portable Products judgment to adversely affect its performance and reliability This warranty also does not cover normal maintenance such as adjustments fuel system cleaning and obstruction due t...

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