DLS360 datasheet(32/40 Pages) CLARKE

32 / 40 page

Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.com

No pressure or low

pressure

1) Spray wand not set to

high pressure

2) Low water supply

3) Hose fitting leaks

during high pressure

4) Water filter screen

obstructed

5) Defective thermal

relief valve

6) Air in hose

7) Throttle control lever

is not in fast position

8) High pressure hose

too long

1)See‘AdjustingtheSpray’section(page

21-22)

2) Water supply must be 19 LPM @

20PSI

3) Tighten hose fittings. Use thread

sealant tape if necessary

4) Remove and clean filter (see page 27)

5) Contact CLARKE service

department

6) Stop engine and water source.

Disconnect water source from pump

inlet and turn water source to ON to

remove all air from the hose. When

steady stream of water is present, turn

water source to OFF. Reconnect water

source to pump inlet and turn on water

source. Squeeze trigger to remove

remaining air

7) Move throttle control lever from fast

position

8) Use high pressure hose under 100ft

(30m)

No or low pressure -

after period of

normal use

1) Worn seal or piston

packing

2) Worn or obstructed

valves

3) Worn unloader piston

4) Worn E-Z start valve

1-4) Have parts cleaned or replaced

by an authorised CLARKE dealer

Pump will not draw

chemicals

1) Spray wand not set to

low pressure

2) Chemical filter clogged

3) Chemical screen not

in chemical

4) Chemical solution too

thick

5) Pressure hose too

long

6) Chemical build up in

chemical injector

1) See ‘Adjusting the Spray’ section

(page 21-22)

2) Clean filter

3) Ensure end of chemical hose is fully

submerged into chemicals

4) Dilute chemical. Chemical solutions

should have same consistency as

water

5) Lengthen water supply hose instead

of pressure hose

6) Have parts cleaned or replaced by

an authorised CLARKE dealer

PROBLEM

PROBABLE CAUSE

SOLUTION

DLS360 Datasheet(PDF) 32 Page - Clarke International

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