Craftsman 580.76804 manual Before Each USE, Cleaning System Maintenance

BEFORE EACH USE

•Check water inlet Screen for damage.

•Check high pressure hose for leaks.

•Check chemical tanks and filters for damage.

•Check gun and wand assembly for leaks.

•Purge pump of air and contaminants.

•Check engine oil level.

. Place the in-line filter screen into the threaded end of the lance. Direction does not matter. Push the screen in with the eraser end of a pencil until it rests flat at the bottom of the opening. Take care to not bend the screen.

4.Place the o-ring into the recess. Push the o-ring snugly against the in-line filter screen.

5.Assemble the lance to the spray gun, as described earlier in this manual.

CLEANING SYSTEM MAINTENANCE

Check and Clean Inlet Screen

Examine garden hose inlet screen. Clean if it is clogged or replace if it is tom.

Check High Pressure Hose

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

,_ ReplaceDANGER!withNeverhoserepairthat meetsahighthepressureminimumhose.

pressure rating of your cleaning system

Check Chemical Reservoirs

Tank covers should snap cleanly onto tank. Ensure chemical labels correctly identify tank contents.

Ensure that the System Rinse tank is filled with clean water. Ensure that Dial-A-Cleaner TM selector knob

rotates freely between each position. Examine the tanks and replace it the filter is clogged

Check Gun and Wand

Examine hose connection to gun and make sure it is secure. Test trigger by pressing if and making sure it spdngs back into place when you release if. Put safety latch in UP position and test trigger. You should not be able to press tdgger. Replace gun immediately if it fails any of these tests.

Check In-Line Filter

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

In-line Filter

Purge Pump of Air and Contaminants

To remove the air from the pump, follow these steps: .

•Set up the cleaning system as described in the ASSEMBLY section and connect the water supply.

•Remove the wand extension from the gun.

•Pull the t.rigger on the gun and hold until a steady stream of water appears.

To remove the contaminants from the pump, follow these steps:

•Set up the cleaning system as described in the ASSEMBLY section, and connect the water supply.

•Remove the nozzle attachment from the gun.

•Start the engine according to instructions in OPERATION section.

Pull the trigger on the gun and hold.

When the water supply is steady and constant, engage the safety latch and refasten the nozzle attachment.

Nozzle Maintenance

If the nozzle becomes restricted or clogged with foreign materials, such as dirt, excessive pump pressure may develop. A partially clogged nozzle can cause a pulsing condition during use. This generally is not a pump related problem, but rather a clogged or partially restricted _nozzle.

If the nozzle becomes clogged or partially restricted, immediately clean the nozzle with the kit included with your cleaning system by following these instructions:

•,Shut off the engine and turn off the water supply.

•Separate the wand from the gun.

•Rotate to stream setting.

•Remove nozzle from the end of the wand using a 2mm or 5/64 allen wrench.

1. Detach gun and lance from high pressure hose.
Detach lance from gun and remove o-ring and
screen from lance. Flush the screen, gun, and	• Use the wire included in the kit or a small paper
lance with clean water to clear debris.
	clip to free the foreign materials clogging or
2. If the screen is damaged, the o-dng kit contains a	restricting the nozzle.
replacement in-line filter screen and an o-ring. If
undamaged, reuse screen.

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