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On Your Apron as Karcher North America
Vendor Website: http://hdtr.karcher.com
Trouble shooting:
PROBLEM
Little or no solution flow
Loss of
Vacuum/Solution
recovery
Shut Down and Storage:
1. Turn Switch "OFF". Empty recovery tank completely and rinse several times to remove any dirt or debris
that may be left behind.
2. Tip the solution tank over a sink to drain any unused cleaning solution and rinse with clean water to
remove any suds left behind by the cleaning chemicals.
NOTE: Dispose of waste in a proper manner which would not violate any Local, State or Federal law
CHEMICAL CHART:
Suitable Chemicals
Alkalis
Clorox II Bleach*
De-foaming Agents
Detergents
Hydroxides
Oxygen Bleaches
Soaps
Sta-Puf Fabric Softener*
Vinegar
CAUSE
Clogged spray jet on cleaning tool
Faulty Pump
Incorrectly attached solution hose
Incorrectly attached vacuum hose
Obstruction in cleaning tool
Recovery tank is not securely
mounted on the solution tank
Incompatible Chemicals (Do Not Use)
Aldehydes, Aromatic Hydrocarbons, Butyls
Carbon Tetrachloride
Clorox*, Chlorinated Bleaches & Chlorinated Hydrocarbons
D-Limonene
Lysol*
Methyls (MEK)
Perchlorethylene (PERC)
Phenols
Trichlorethylene
Tool Tips & Safety Guide Presto 3 Spotter 8.644‐853.0 ‐ A 03/05/21
Operation and Safety Guide
Karcher Presto 3 / Spotter Extractor
Model # Presto 3
SOLUTION
Remove and clean jets
Check and/or replace Pump
Ensure solution hose coupler is
securely attached to the coupler on
the solution tank
Ensure vacuum hose is pushed
completely onto the recovery tank
outlet
Inspect for and remove any debris
Tighten latch on either end of the
machine
Support Phone No. 800-821-6490
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