English
9
3. Wash the air filter insert in warm water and house-
hold cleaner then rinse with clear water.
Note:
Dispose of the oil contaminated washing solu-
tion in an environmentally friendly manner.
4. Allow the air filter insert to dry.
5. Saturate the air filter insert in clean engine oil and
press out the excess oil.
6. Fit the air filter insert back into place.
7. Fit the cover.
8. Close the latches.
Changing oil
Perform the oil change on a warm engine.
1. Unscrew the oil dipstick.
Illustration F
1
Oil dipstick
2
Oil drain plug
2. Unscrew the oil drain screw with seal and catch the
escaping oil.
3. Screw in and tighten the oil drain screw with seal.
4. Position the device on a level surface.
5. Measure the correct quantity of engine oil (for oil
type see "Technical data") and fill through the oil dip-
stick hole.
6. Check the oil level (see "Starting up").
7. Screw in and tighten the oil dipstick.
8. Dispose of the old oil in accordance with the envi-
ronmental regulations.
Cleaning the settling cup
The settling cup separates water from the petrol.
1. Close the fuel cock.
2. Unscrew the settling cup.
Illustration G
1
Settling cup
2
Screw
3. Remove the settling cup with O-ring.
4. Clean the settling cup and O-ring using a non-in-
flammable solvent and allow to dry.
5. Fit the settling cup and O-ring and screw tight.
6. Open the fuel cock.
7. Check the seal between the settling cup and carbu-
rettor.
8. Close the fuel cock.
Checking and cleaning the spark plug
1. Pull off the spark plug connector.
Illustration H
1
Spark plug connector
2
Spark plug
2. Clean the region around the spark plug to prevent
dirt from entering the engine when the spark plug is
removed.
3. Unscrew the spark plug.
4. Replace a spark plug that has worn electrodes or a
broken insulator.
5. Check the electrode gap of the spark plug. Target
value 0.7...0.8 mm.
6. Check the spark plug seal for damage.
ATTENTION
Risk of damage
A loose spark plug can overheat and damage the en-
gine. An overtightened spark plug can damage the
thread in the engine.
Observe the following instructions for tightening the
spark plug.
7. Carefully screw the spark plug in by hand. Do not
cross the thread.
8. Screw the spark plug all the way in using the plug
spanner and the tighten as follows.
a Tighten a used spark plug by an additional 1/
8...1/4 turn.
b Tighten a new spark plug by an additional 1/2 turn.
9. Plug on the spark plug connector.
Troubleshooting guide
Have all checks and work on electrical parts performed
by an expert.
In case of any malfunctions not mentioned in this chap-
ter, contact the authorised Customer Service.
The engine does not start.
1. Open the fuel cock.
2. Push the choke lever to the left.
3. Set the power switch to "I".
4. Fill the tank with fuel.
5. Check the oil level and top up if necessary.
6. Clean the fuel tank and carburettor. Refuel with
fresh fuel.
7. Check the spark plug (see"Care and maintenance/
Checking and cleaning the spark plug").
8. Allow a wet spark plug to dry. Then start the engine
with the accelerator lever at the full speed position.
9. Clean the settling cup (see "Care and Maintenance/
Cleaning the settling cup").
Low engine performance
1. Check the air filter.
2. Clean the fuel tank and carburettor. Refuel with
fresh fuel.
Pump does not deliver any water
1. Vent air from the pump.
2. Check the suction hose for leaks and holes.
3. Check the flat seal between the device and the suc-
tion hose.
4. Use a more sturdy suction hose.
5. Completely immerse the suction filter.
6. Clean the suction filter.
7. Position the pump closer to the water source. Re-
duce the height difference between the pump and
water surface.
8. Use shorter hoses.
Low delivery rate
1. Check the suction hose for leaks and holes.
2. Check the flat seal between the device and the suc-
tion hose.
3. Use a more sturdy suction hose.
4. Completely immerse the suction filter.
5. Clean the suction filter.
6. Position the pump closer to the water source. Re-
duce the height difference between the pump and
water surface.
7. Use shorter hoses.
Warranty
The warranty conditions issued by our relevant sales
company apply in all countries. We shall remedy possi-
ble malfunctions on your appliance within the warranty
period free of cost, provided that a material or manufac-
turing defect is the cause. In a warranty case, please
contact your dealer (with the purchase receipt) or the
next authorised customer service site.
(See overleaf for the address)
Technical data
Subject to technical modifications.
EU Declaration of Conformity
We hereby declare that the machine described below
complies with the relevant basic safety and health re-
quirements in the EU Directives, both in its basic design
and construction as well as in the version placed in cir-
culation by us. This declaration is invalidated by any
changes made to the machine that are not approved by
us.
Product: Waste water pump
Type: 1.812-xxx
Currently applicable EU Directives
2006/42/EC (+2009/127/EC)
2014/30/EU
2011/65/EU
Harmonised standards used
EN 809: 1998: A1: 2009 + AC: 2010
EN 61000-6-3: 2007+A1: 2011+AC: 2010
EN 61000-6-1: 2007
Conformity evaluation procedure used
2000/14/EC: Appendix V
The signatories act on behalf of and with the authority of
the company management.
Documentation supervisor: S. Reiser
Alfred Kärcher SE & Co. KG
Alfred-Kärcher-Str. 28 - 40
71364 Winnenden (Germany)
Ph.: +49 7195 14-0
Fax: +49 7195 14-2212
Winnenden, 2018/10/01
WWP 45
Pump
Nominal width“
3
Maximum flow rate
l/h
45000
Suction height (max.)
m
7
Delivery height (max.)
m
25
Internal combustion engine
Engine type
Single-cylinder
Type
4-stroke
Cooling type
Air-cooled
Engine capacity
cm
3
196
Engine performance
kW/PS
5,1/6,9
Fuel type
Petrol, min. 88 octane
Fuel tank capacity
l
3,6
Working time with a fully filled fuel tank
h
2,1
Engine oil volume
l
0,5
Oil type
10 W-30
15 W-40
Spark plug type
F5T, F6TJC, F7TJC
Dimensions and weights
Length
mm
580
Width
mm
440
Height
mm
450
Weight without fuel
kg
36
CO
2
Emissions according to the measurement procedure of EU regulation 2016/1628 Euro V
Motor
g/kWh
790
Chairman of the Board of Management
Director Regulatory Affairs & Certification
H. Jenner
S. Reiser
