Kärcher G 2800 OH User manual

G 2800 OH
9.139-171 (01/06)
English ....................... 2
Español .................... 14
Français ................... 26

2
High Pressure Washer Operator Manual
Overview ........................................................................ 3
Precautions ................................................................... 4
Assembly Instructions .................................................. 5
Operating Instructions .................................................. 6
Using the Accessories .................................................. 7
Working with Detergents .............................................. 8
Shut Down and Clean-Up ............................................. 9
Taking a Break............................................................... 9
Winterizing and Long-Term Storage ............................ 9
Cleaning Tips ......................................................... 10-11
Optional Cleaning Accessories .................................. 11
Troubleshooting ..................................................... 12-13
Specifications
Max. Pressure 2800 PSI
Water volume 2.6 GPM
Detergent suction 0.15 – 0.20 GPM
Engine 6.0 HP Honda GC 190
Part No. 1.194-510
Serial No. ______________
Kärcher Customer Support USA
Call: 1-800-537-4129 for help
or visit our website:
www.karcher-usa.com
Kärcher Customer Service CDN
Call: 1-800-465-4980 for help
or visit our website:
www.karcher.ca

3
Model G 2800 OH OVERVIEW
I tem Description
1 Handle
2 Trigger gun
3 Trigger gun safety lock
4 High pressure hose
Gas tank
6 Spray wand
7 Dipstick
8 Water inlet with garden hose connector
9 High pressure outlet
10 Detergent filter
11 Detergent suction tube
12 Spark plug
13 Hose Reel (optional) Mounting
Holes
14 Quick connect nozzles (not pictured)
1 Oil fill cap (pump)
16 Drain plug / washer (for pump)

4
IMPORTANT PRECAUTIONS – Read First!
I PORTANT SAFETY INSTRUCTIONS
WARNING  When using this product basic
precautions should always be followed,
including the following:
WARNING  Risk of Injection or Injury 
Do Not Direct Discharge Stream At Persons.
 Read all the instructions before using the
product.
 Fire hazard! Do not add fuel with the en-
gine running. Do not operate if fuel has
been spilled. Instead, move the machine
to a different location and avoid creating
sparks.
 Operate and fuel machine in a well venti-
lated area, free of devices featuring an
open pilot or flame such as boilers, water
heaters, etc.
 High pressure jets can be dangerous if
subject to misuse. The jet must not be
directed at persons, animals, electrical
devices, or the machine itself.
 Wear safety goggles.
 Do not use acids, alkaline, solvents, or
any flammable material in this product.
These products can cause physical inju-
ries to the operator and irreversible da-
mage to the machine.
 The machine has hot surfaces which can
cause burns. Operate the unit in a safe
environment and away from children.
 Do not allow the high pressure hose to
come into contact with the muffler guard.
 Do not leave the machine running unat-
tended.
 Learn how to stop the machine and re-
lease pressure quickly. Be thoroughly fa-
miliar with the controls.
 Stay alert  watch what you are doing.
 Do not operate the product when fatigued
or under the influence of alcohol or drugs.
 Do not stand on unstable surfaces. Stand
with both feet balanced at all times.
 Avoid tipping the machine on its side.
 The Gun Safety Lock PREVENTS the
trigger from accidentally being engaged.
This safety feature DOES NOT lock
trigger in the on position.
 Do not spray electrical connections, elec-
trical outlets or fixtures.
 Do not touch hot surfaces or allow acces-
sories to contact hot surfaces.
 Do not operate in an enclosed space, ex-
haust fumes are dangerous.
 Do not operate near utilities with open fla-
mes.
 Do not operate pressure washer without
the water turned on.
 Do not use hot water.
WATER SUPPLY (Cold Water Only)
 Water hose must be at least /8 inch in
diameter.
 Flow rate of water supply must not fall
below 2. GPM (gallons per minute).
 Flow rate can be determined by running
the water for one minute into an empty
-gallon container.
 The water supply temperature must not
exceed 104°F/40°C.
 Never use the pressure washer to draw
in water contaminated with solvents, e.g.
paint thinners, gasoline, oil, etc.
 Always prevent debris from being drawn
into the unit by using a clean water
source.
We strongly recommend that this high pres-
sure washer not be left running for periods
of minutes or longer without the trigger
gun being engaged.
- SAVE THESE INSTRUCTIONS -

5
ASSEMBLY INSTRUCTIONS
Step 1
Attach the handle to the frame of the
pressure washer. Align holes, insert bolts,
and tighten with knobs.
Step 2
Attach the gun/hose storage handle.
Step 3
Place the quick connect nozzles in the
nozzle holder.
Step 4
Attach the wand to the spray gun.
Step 5
Pull the spring-loaded collar of the wand back
to insert your choice of quick connect nozzle.
Step 7
Attach the high pressure hose to the spray
gun.
Stetp 8
Prior to initial startup, cut off tip of oil reservior
cap.
DANGER
High pressure in nozzle area.
Risk of injury caused by improper locked
nozzle.
 Make sure you hear a click when inserting
the nozzle tip into the wand.
 Pull the nozzle to make sure it is seated
properly before operating your unit.
Step 6
Release the collar and push the nozzle until
the collar clicks.