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On Your Apron as Karcher North America
START-UP: Do not attempt to operate this rotary surface cleaner until you have read and understood all the safety
and warning instructions.
1. Lock the trigger gun on the Rotary Surface Cleaner by moving the safety lock lever to a 90° angle so it rests
against the handle grip.
2. Ensure all connections are secure.
3. Unlock the trigger gun and squeeze the trigger while starting the Pressure Washer.
4. Water will begin flowing from the nozzles of the Surface Cleaner. Ensure nozzles are not clogged and spray
pattern is not erratic. Turn the pressure washer and water supply off and change nozzles before proceeding if
problems exist.
5. Walk slowly behind the unit, cleaning as you go. If striping occurs, slow down the pace. Do not allow machine to
remain stationary on soft surfaces such as wood.
6. Check "weep hole" on top of the swivel periodically. Water will seep slowly. If it shoots out, shut-down the unit and
replace seals and/or main seal.
SHUT-DOWN: Never Operate the Unit if it begins to vibrate / Shutdown and tighten the rotating bar, bolts and
fittings.
1. Turn the Pressure Washer off
2. Turn the water supply off.
3. Squeeze the trigger gun to relieve water pressure.
4.
Disconnect and drain the water hose and wipe down unit.
Tool Tips & Safety Guide Surface Cleaner A+ SC21
Operation and Safety Guide
Karcher Surface Cleaner A+ SC21
Model # 8.753-572.0
Store unit in a nonfreezing environment.
8.644-912.0 - A
04/05/21
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