Clarke JETSTAR 1750 Instruction Manual

WARNING Read the instructions before using the machine
OPERATION & MAINTENANCE
INSTRUCTIONS
LS1110
PRESSURE WASHER
MODEL NO: JETSTAR 1750
PART NO: 7333230

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INTRODUCTION
Thank you for purchasing this CLARKE pressure washer.
Before attempting to use this product, please read this manual thoroughly and
follow the instructions carefully. In doing so you will ensure the safety of yourself
and that of others around you, and you can look forward to your purchase
giving you long and satisfactory service.
GUARANTEE
This product is guaranteed against faulty manufacture for a period of 12
months from the date of purchase. Please keep your receipt which will be
required as proof of purchase.
This guarantee is invalid if the product is found to have been abused or
tampered with in any way, or not used for the purpose for which it was
intended.
Faulty goods should be returned to their place of purchase, no product can
be returned to us without prior permission.
This guarantee does not effect your statutory rights.

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SAFETY SYMBOLS
WARNING: Do not direct discharge
stream at persons or animals.
Keep clear of nozzle.
WARNING: Never direct spray
toward any electrical device or
electrical outlet.
General Warning, indicates that failing to follow these
instruction could result in injury or damage to the machine.
To reduce the risk of injury, read the manual before use.
Wear safety glasses when using this machine.
Conforms to CE Regulations.
Recycle unwanted materials instead of disposing of them as
waste. All tools, accessories and packaging should be sorted,
taken to a recycling centre and disposed of in a manner which
is compatible with the environment.

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GENERAL SAFETY RULES
1. NEVER direct the spray towards any person or animal.
2. NEVER direct the spray towards electrical wiring or equipment.
3. NEVER hold your finger over the high pressure nozzle.
4. NEVER allow children or untrained personnel to use this machine.
5. NEVER operate the machine with any of the covers removed.
6. NEVER attempt any repairs to this machine. Always refer to your Clarke dealer.
7. NEVER supply any liquid other than water to the water inlet.
8. NEVER use the detergent bottle to introduce flammable liquids/solvents, e.g. paint
thinners, petrol, oil as there is a risk of explosion.
9. ALWAYS release any residual pressure in the system by turning off the water supply
and operating the trigger before disconnecting any hose or accessory.
10. ALWAYS keep the machine itself dry and well clear of water spray.
11. ALWAYS wear protective clothing and safety glasses. Loose particles and other
debris may be propelled at high speed by the water jet.
12. ALWAYS grip the gun firmly and expect the spray gun to ‘kick’ when starting.
13. ALWAYS respect the requirements of the local water company. Pressure washers may
only be connected to the mains drinking water supply, if a system separator (also
known as a backflow preventer) is installed in the supply hose.
14. ALWAYS disconnect from the water supply, and ensure the system is completely
drained when not in use. Store in a cool dry location.
15. ONLY use chemical cleaning agents (detergents), that are approved for pressure
washers. CLARKE Traffic Film Remover or CLARKE Wash and WAX (available from your
dealer), is recommended.
16. WARNING High pressure water jets can be dangerous if subject to misuse. The jet
must not be directed at person or anything that they are wearing.
17. NEVER direct the jet at electrical equipment or the machine itself.
18. WARNING High pressure hoses, fittings and couplings are important for the safety of
the machine. Use only hoses, fittings and couplings recommended by the
manufacturer.
19. WARNING Water that has flowed through a system separator (also known as a
backflow preventer) is considered non-drinkable
20. NEVER use the pressure washer if the supply cable or important parts of the machine
are damaged.
WARNING: Water at high pressure can be dangerous and can cause
damage if the operator is careless. Never allow anyone to operate this
pressure washer unless they are familiar with the safety precautions.

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ELECTRICAL CONNECTIONS
Before switching the product on, make sure that the voltage of your electricity supply is
the same as that indicated on the rating plate. This product is designed to operate on
230VAC 50Hz. Connecting it to any other power source may cause damage.
This product may be fitted with a non-rewireable plug. If it is necessary to change the
fuse in the plug, the fuse cover must be refitted. If the fuse cover becomes lost or
damaged, the plug must not be used until a suitable replacement is obtained.
If the plug has to be changed because it is not suitable for your socket, or due to
damage, it should be cut off and a replacement fitted, following the wiring instructions
shown below. The old plug must be disposed of safely, as insertion into a mains socket
could cause an electrical hazard.
If the colours of the wires in the power cable of this product do not correspond
with the markings on the terminals of your plug, proceed as follows.
• The wire which is coloured Blue must be connected to the terminal which is
marked Nor coloured Black.
• The wire which is coloured Brown must be connected to the terminal which is
marked Lor coloured Red.
We strongly recommend that this machine is connected to the mains supply via a
Residual Current Device (RCD)
If in any doubt, consult a qualified electrician. DO NOT attempt any repairs yourself.
This symbol indicates that this is a Class II product, and does not require an earth
connection.
WARNING! Read these electrical safety instructions thoroughly
before connecting the product to the mains supply.
WARNING! The wires in the power cable of this product are
coloured in accordance with the following code:
Blue = Neutral Brown = Live
Plug must be BS1363/A approved.
Always fit a 13 Amp fuse.
Ensure that the outer sheath of the cable is firmly held by the clamp
Neutral
(Blue)
Live
(Brown)

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OVERVIEW
NO DESCRIPTION NO DESCRIPTION
1 Handle 7 Car Brush
2 Lance Storage 8 Extension Lance
3 ON/OFF Switch 9 Spray Gun Assembly
4 Detergent Bottle and Nozzle 10 High Pressure Outlet Hose
5 Water Inlet 11 High Pressure Outlet (Rear of the unit)
5 Pressure Washer Lance Nozzle Cleaning Tool (not shown)
1
2
3
5
6
89
10
4
7
11

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UNPACKING AND ASSEMBLY
Unpack your pressure washer and check to ensure the following items are
present.
Contact your Clarke dealer immediately if any parts are missing or damaged.
• 1 x Pressure Washer Assembly
• 1 x Detergent Bottle and Nozzle
• 1 x Gun Assembly
• 1 x Pressure Washer Lance
• 1 x Nozzle Cleaning Tool
• 1 x Operating Instructions
• 1 x Car Cleaning Brush
CONNECTING THE HIGH PRESSURE HOSE
1. Screw the high pressure hose onto
the high pressure outlet.
2. Tighten the connector, hand tight
only.
• Do not use a spanner.
NOTE: Make sure the connection is
secure.
WARNING: DO NOT USE THE MACHINE IF A SUPPLY CORD OR IMPORTANT
PARTS OF THE MACHINE ARE DAMAGED, E.G. SAFETY DEVICES, HIGH
PRESSURE HOSES, TRIGGER GUN.

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CONNECTING THE HIGH PRESSURE HOSE TO THE GUN ASSEMBLY
1. Screw the high pressure hose onto
the gun assembly.
2. Tighten the connector, hand tight
only.
• Do not use a spanner.
NOTE: Make sure the connection is
secure.
CONNECT WATER SOURCE
Always follow the regulations of you local water supplier. The pressure washer
must never be used on the drinking water supply without using a system
separator (also known as a backflow preventer).
NOTE: Water that has flowed through a system separator is considered
non-drinkable.
1. Connect a water supply hose (not
supplied) to the water inlet.
NOTE: Use a good quality fibre-
reinforced water hose with a
standard coupling (Minimum
diameter 1/2 inch (13 mm)).
ATTACH THE SPRAY ACCESSORIES
1. Slide the spigot end of the spray
accessory into the handle
assembly.
2. Push in firmly and twist 90° to lock
it into position.

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USING YOUR PRESSURE WASHER
1. Turn the water supply on, making sure that the tap is fully open.
2. Plug the mains power cable into the electricity supply.
3. Release the trigger lock.
• Push the button from the other
side if needed.
4. Press the section of the On/Off
switch marked “I”.
• The pressure washer is now
ready for use.
• Make sure that you have a firm
footing and are also holding
the trigger gun and spray lance
firmly. The lance and gun will
kick back when in use.
5. Pull the trigger on the gun to start
water flow.
INTERRUPTING OPERATION
1. Release the lever on the trigger gun.
2. Engage the trigger lock.
• The pressure washer is fitted with a total stop system to protect the
motor when in use. When the trigger is released the motor will stop.
When the trigger is squeezed the motor will start up again.
3. During longer breaks (more than 5 minutes), turn the appliance off See
page 12.
WARNING: FAILURE TO TURN ON THE WATER COULD CAUSE DAMAGE TO
THE PRESSURE WASHER.

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ADJUSTING THE SPRAY
The nozzle is adjustable and allows you to adjust the spray from a narrow jet of
water to a wide spray.
To adjust the nozzle, proceed as follows:
1. Hold the shaft of the pressure
washer lance in one hand.
2. Twist the nozzle with the other
hand.
3. The spray varies between narrow
and wide as you turn the nozzle
through 180° .
ADJUSTING THE PRESSURE
There are two ways to adjust the pressure of the water.
1. Back away from the surface being cleaned.
• The further away you are the less the pressure will be on the surface
being cleaned.
2. Adjust the spray to a wider angle.

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APPLYING CHEMICALS AND CLEANING AGENTS
To improve the cleaning performance, You can introduce chemical cleaning
agents (detergents) to the water jet using the detergent bottle and nozzle. This
is particularly useful when washing cars, greasy engine parts, removing oil
spots on concrete etc.
To prepare for detergent application,
1. Ensure the trigger lock is in the
locked position. and the machine
is switched OFF.
• It is not necessary to pull the
trigger to release the pressure.
2. Connect the Detergent Bottle
and Nozzle.
3. Unscrew the bottle from the
nozzle and fill with the required
detergent.
• Only use detergents
recommended for use with
pressure washers, such as
CLARKE Traffic Film Remover
which is a powerful low foaming agent for car cleaning, patio
cleaning etc., or CLARKE Wash & Wax, both available from your
CLARKE dealer.
4. When the container is filled with detergent, screw it back on to the nozzle
ensuring the plastic pick-up tube is in the fluid.
5. Switch ON the pressure washer, release the trigger lock and spray the
detergent onto the vehicle, patio etc.
• Allow the detergent a little time to work itself into the grime.
6. To rinse and clean, replace the Detergent Bottle and Nozzle with the
Pressure Washer Lance.
7. After using the detergent bottle and nozzle, rinse the complete assembly
(bottle and nozzle) thoroughly with clean water. (See Maintenance).
CAUTION: IF YOUR EYES COME INTO CONTACT WITH ANY CLEANING
FLUIDS, RINSE THEM IMMEDIATELY WITH PLENTY OF FRESH CLEAN WATER.
AND SEEK MEDICAL ADVICE IF REQUIRED.

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SHUTTING DOWN
When you have finished using the pressure washer, follow the procedure
shown below to switch off and disconnect the unit.
1. Press the section of the On/Off
switch marked "O".
2. Turn off the water supply at the
tap.
3. Release the pressure in the pump
and hose by squeezing the trigger
for a few seconds until no more
water comes out of the nozzle.
4. Engage the trigger lock in the off
position.
5. Disconnect from the mains power
supply.
STORAGE
BEFORE STORING THE PRESSURE WASHER
1. Disconnect the high pressure hose and drain all water from the hose.
2. Coil the hose and store the gun/lance in the holder located on the side of
the pressure washer.
STORAGE PROCEDURE
Make sure that the pressure washer has been thoroughly cleaned before
storing it in a clean dry place. See “Maintenance” on page 13.

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MAINTENANCE
CLEANING THE NOZZLE
If the nozzle becomes clogged with foreign materials such as dirt or calcium,
excessive pressure may develop. If the nozzle becomes partially clogged or
restricted, the pump pressure will pulsate, clean the nozzle immediately by
following the instructions below:
1. Turn off the pressure washer and
turn off the water supply.
2. Pull trigger to release any water
pressure in the hose.
3. Disconnect the lance from the
gun.
4. Remove any obstructions with the
nozzle cleaning tool provided.
5. Direct water from a tap into the
end of the lance for 30 seconds to back flush loose particles.
6. Reconnect the lance to gun and turn on water supply.
CLEANING THE WATER INLET FILTER
This filter should be checked periodically and cleaned if necessary.
1. Remove the inlet filter from the
pressure washer as shown.
2. Clean the filter by flushing both
sides with water.
3. Replace the filter into the water
inlet.
• Tapered side faces in.
NOTE: Do not operate the pressure
washer without filter installed.
WARNING: THE PRESSURE WASHER SHOULD BE DISCONNECTED FROM THE
MAINS POWER SOCKET DURING CLEANING OR MAINTENANCE.

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TROUBLESHOOTING
If the following does not solve your problem, please contact the CLARKE service
department.
ACCESSORIES
The range of accessories listed below may be purchased from your CLARKE
dealer.
FAULT CAUSE SOLUTION
Pressure drop. Air in system. Bleed system by quickly operating
trigger several times.
Pressure
fluctuations or
pressure drop.
Shortage of water. Turn water tap on fully.
Water supply hose too long/
too narrow.
Use a 1/2” diameter water supply hose.
No water due to clogged
inlet filter.
Clean water inlet filter.
Motor does not
start when
switched on.
Plug is not connected
properly.
Check plug and lead and have them
replaced by a qualified electrician if
necessary.
Mains fuse tripped/blown. Renew fuse or reset.
Motor hums
when trigger
operated and
does not start.
Mains voltage too low. Have electrical connection checked.
Pump seals stuck. Contact your Clarke dealer.
Cleaning agents
are not being
supplied.
Container empty. Fill container
ITEM PAR T NUMBER
5 Litres Detergent (Traffic Film Remover) 3050821
25 Litres Detergent (Traffic Film Remover) 3050820
5 Litres Wash ‘n’ Wax 3050815

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SPECIFICATIONS
Model JETSTAR 1750
Rated voltage 230/240V AC 50Hz
Input power 1600 W
Hose length 5 m
Protection Level IPX5
WATER CONNECTION
Max. feed temperature 40 °C
Max. feed pressure 0.3Mpa
PERFORMANCE DATA
Maximum pump pressure 105 Bar
Water flow rate 5 I/min
Hand-arm vibration (ISO 5349) Less than 2.5 m/s2
Sound pressure level LpA (EN60704-1) 85 dB(A)
Sound power level LWA (2000/14/EG) 95 dB(A)
DIMENSIONS
Length 270 mm
Width 235 mm
Height 410 mm
Weight 5 kg

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EXPLODED DIAGRAM
WARNING: TO ENSURE MACHINE SAFETY, USE ONLY ORIGINAL SPARE
PARTS FROM CLARKE INTERNATIONAL.

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PARTS LIST
NO DESCRIPTION PART NO
1 Upper Cover Panel TMC1750H001
2 Selftapping Screw TMC1750H002
3 Main Switch TMC1750H003
4 Upper Cover TMC1750H004
5 Switch Box TMC1750H005
6 Capacitor TMC1750H006
7 Insulating Guard TMC1750H007
8 Plug-in Pieces TMC1750H008
9 Bushing TMC1750H009
10 Guard TMC1750H010
11 Guard Cover TMC1750H011
12 Selftapping Screw TMC1750H012
13 Selftapping Screw TMC1750H013
14 Base TMC1750H014
15 Pump TMC1750H015
16 Power Cord Guard TMC1750H016
17 Plug-in Pieces TMC1750H017
18 Power Cord With Plug TMC1750H018
19 Power Cord Press Board TMC1750H019
20 Gun & Lance Assembly TMC1750H020
21 High Pressure Hose (Not Shown) TMC1750H021

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DECLARATION OF CONFORMITY

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