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• 9.801-759.0 • Rev. 11/15

5

 

 PRESSURE 

W

ASHER

  

 OPERA

T

OR’S MANU

AL

  

12.   Never make adjustments on machine while in op-

eration.

13.  Be certain all quick coupler fi ttings are secured 

before using pressure washer.

 

RISK OF INJECTION 
OR SEVERE INJURY 

TO PERSONS. KEEP 

CLEAR OF NOZZLE.

WARNING

WARNING: High pressure devel-

oped by these machines will 
cause personal injury or equip-
ment damage. Keep clear of 
nozzle. Use caution when oper-
ating. Do not direct discharge 
stream at people, or severe in-
jury or death will result. 

 

WARNING

PROTECT FROM 

FREEZING

WARNING: Protect machine from 

freezing.

14.  To keep machine in best 
 

operating conditions, it is 

 

important you protect machine 

 

from freezing. Failure to protect 

 

m a c h i n e   f r o m   f r e e z i n g 

 

could cause malfunction of the 

 

machine and result in death, 

serious bodily injury, and/or property damage. Fol-
low storage instructions specifi ed in this manual.

15.   Inlet water must be clean fresh water and no hotter 

then 90°F.

 

WARNING

RISK OF

ASPHYXIATION. USE 

THIS PRODUCT ONLY IN 

A WELL

VENTILATED AREA.

WARNING: Risk of asphyxiation. 

Use this product only in a well 
ventilated area. 

 16.  Avoid installing machines 

in small areas or near ex-
haust fans. Adequate ox-
ygen is needed for com-
bustion or dangerous car-
bon monoxide will result.

17.  Manufacturer will not be liable 

for any changes made to our standard machines 
or any components not purchased from us.

 18.  The best insurance against an accident is precau-

tion and knowledge of the machine.

WARNING

RISK OF INJURY FROM 

FALLS WHEN USING 

LADDER.

WARNING: Be extremely careful 

when using a ladder, scaffolding 
or any other relatively unstable 
location. The cleaning area 
should have adequate slopes 
and drainage to reduce the pos-
sibility of a fall due to slippery 
surfaces.

 

 19.  Do not allow acids, caustic or abrasive fl uids to pass 

through the pump.

IMPORTANT SAFETY INFORMATION

WARNING: This product contains chemicals known 
to the state of California to cause cancer and birth 
defects or other reproductive harm. Operation of 
this equipment may create sparks that can start 
fi res around  dry vegetation. A spark arrestor may 
be required. The operator should contact: Local 
fi re agencies for laws or regulations relating to fi re 
prevention requirements.

  7. Allow engine to cool for 1-2 minutes before refu-

eling. If any fuel is spilled, make sure the area is 
dry before testing the spark plug or starting the 
engine. (Fire and/or explosion may occur if this is 
not done.)

Gasoline engines on mobile or portable equipment 

shall be refueled:

  

a. outdoors;

 

  b.  with the engine on the equipment stopped;

 

 c.  with no source of ignition within 10 feet of 

 

the dispensing point; and

 

  d.  with an allowance made for expansion of the  

 

fuel should the equipment be exposed to a  

 

higher ambient temperature.

 

  In an overfi lling situation, additional precautions are 

necessary to ensure that the situation is handled 
in a safe manner.

  8.  When in use , do not place machine near fl ammable 

objects as the engine is hot.

  9.  Do not store or use gasoline near this machine.

WARNING

RISK OF INJURY. 

HOT SURFACES 

CAN CAUSE BURNS

WARNING: Risk of injury. Hot 

surfaces can cause burns. Use 
only designated gripping areas 
of spray gun and wand. Do not 
place hands or feet on non-insu-
lated areas of the pressure 
washer.

10.  Transport/Repair with fuel tank 
EMPTY or with fuel shut-off valve  

 

 

      OFF. 

 11. To reduce the risk of injury, close supervision is 

necessary when a machine is used near children. 
Do not allow children to operate the pressure 
washer. 

This machine must be attended during 

operation. 

 

TRIGGER GUN KICKS 

BACK - HOLD WITH 

BOTH HANDS

WARNING

WARNING: Grip cleaning wand 
securely with both hands before 
starting. Failure to do this could 
result in injury from a whipping 
wand.

Summary of Contents for HD 3.0/27 G

Page 1: ...R HD 3 0 27 G 1 107 270 0 HD3 0 27 GB 1 107 271 0 HD 3 4 35 G 1 107 272 0 HD 3 3 35 GB HD 4 0 40 G HD 4 0 40 GB HD 4 0 40 Ge HD 4 0 40 GeB 1 107 273 0 1 107 274 0 1 107 275 0 1 107 276 0 1 107 277 0 K...

Page 2: ......

Page 3: ...nt Safety Information 4 6 Component Identification 7 Assembly Instructions 8 Operating Instructions 9 10 Detergent and General Operating Techniques 11 Shut Down and Clean Up 12 Storage 12 Troubleshoot...

Page 4: ...Failure to follow in structions could cause mal function of the machine and result in death serious bodily injury and or property damage 2 Know how to stop the machine and bleed pressure quickly Be t...

Page 5: ...not allow acids caustic or abrasive fluids to pass through the pump IMPORTANT SAFETY INFORMATION WARNING This product contains chemicals known to the state of California to cause cancer and birth defe...

Page 6: ...overreach or stand on unstable support Keep good footing and balance at all times 25 Do not operate this machine when fatigued or under the influence of alcohol prescription medications or drugs Follo...

Page 7: ...ed to the spray gun High Pressure Hose Connect one end to water pump discharge nipple and the other end to spray gun Pump Protector Cycles fresh cool water through pump when recirculating water reache...

Page 8: ...debris then connect the garden hose to pump water inlet CAUTION Do not run the pump without water or pump damage will result STEP 8 Place battery in battery box Use a standard 12 volt battery STEP 9...

Page 9: ...oil level by using dipstick or observe oil level in oil window if equipped Use 40 wt non detergent oil STEP 4 Connect garden hose to the cold water source and turn water on completely Never use hot w...

Page 10: ...y kick back Do not hold pull starter grip tightly in hand OPERATING INSTRUCTIONS WARNING Never replace nozzles without engaging the safety latch on the spray gun trigger The four color coded quick con...

Page 11: ...se cleaning surface with fresh water Place de tergent suction tube directly into cleaning solution and apply to surface at low pressure for best results limit your work area to sections approximately...

Page 12: ...ure washer is not being operated or is being stored for more than one month follow these instructions 1 Replenish engine oil to upper level 2 Drain gasoline from fuel tank fuel line fuel valve and car...

Page 13: ...ris with fine needle Pump sucking air inlet hose leaking Check that all hoses and fittings are airtight Turn off machine and trigger spray gun until a steady flow of water emerges through the nozzle I...

Page 14: ...gent suction tube not properly connected to machine Check connection Detergent is too thick Dilute detergent For best results use manufacturers detergent Detergent filter valve is at lowest setting Se...

Page 15: ...cts O Rings Annually As needed Clean Water Screen Filter Weekly Replace HP Hose Annually if there are any signs of wear PREVENTATIVE MAINTENANCE For Models HD 3 0 27 G HD 3 4 35 G HD 4 0 40 G HD 4 0 4...

Page 16: ...ontrol valve Rebuild or replace as needed Slow engine RPM Set engine speed at proper specifications Pump sucking air Check water supply and possibility of air seepage Valves sticking Check and clean o...

Page 17: ...NDER PUMP Piston packing worn Call local distributor O Ring plunger retainer worn Call local distributor Cracked piston Call local distributor OIL DRIPPING FROM UNDER PUMP Oil seal worn or damaged Cal...

Page 18: ...ar clockwise onto the spray gun threads until tight Broken o ring Call local distributor and order an o ring PUMP IS NOISY Pump is sucking air Check that hoses and fittings are air tight Turn off mach...

Page 19: ...1 8 712 398 0 Nozzle Compl Qcem 6540 Brass chem 1 Quick Connect Nozzle Kit 3 75 HD3 0 27 GB 9 804 627 0 Nozzle SAQCMEG 000375 Red 1 9 804 625 0 Nozzle SAQCMEG 250375 Green 1 9 804 624 0 Nozzle SAQCMEG...

Page 20: ...Date Oil Changed Month Day Year Estimated Operating Hours Since Last Oil Change Date Oil Changed Month Day Year Estimated Operating Hours Since Last Oil Change OIL CHANGE RECORD Check pump oil and en...

Page 21: ...KNA Inc 4555 Airport Way Denver CO 80239 Form 9 801 759 0 Revised 11 15 Printed in U S A or Mexico...

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