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12

3.6.5 WASHING 

(cont’d)

 

 

15.  Proceed with the work to be done 

 

CAUTION: Do not put hands or fingers in front of the nozzle and do not point the nozzle at 
yourself or others. 
 

16.  Lay the spray gun down at any time when you need to move the work piece or equipment.  Always 

lock the safety latch under the trigger before laying the spray gun down.  Be sure to use the same 
nozzle when starting again. 

 
17.  An internal bypass valve in the pump allows the water to circulate internally until the spray gun is used 

again.  

IMPORTANT!

  Turn off the machine when not in use.  Overheating may damage the pump. 

 

18.  When washing or cleaning is done, remove the plastic line from the additive container. 

 

19.  Continue spraying until the line is empty. 

 

20.  Place the line into a container of clean water and spray for a couple of minutes to completely rinse the 

system. 

 

21.  Move motor switch to OFF position. 

 

22.  Shut off water supply. 

 

23.  Depress trigger to relieve water pressure. 

 

3.6.6 TIPS WHEN USING WASHER

 

 
There are so many uses for a pressure washer that we are not going to attempt at being specific and describe 
every one.  Instead we shall simply point out some of the basic principles for you to follow: 
 

1.  On walls, siding, grain bins, etc., always apply the detergent from the bottom up and rinse from the top 

down. 

 
2.  On flat areas do not attempt to soap and rinse too much at once.  Clean approximately 10x10 ft. (3x3 

m) sections. 

 

3.  In or on buildings that may have considerable wiring, such as milk-houses, do not spray near wiring.  

You could be electrocuted. 

 

4.  Your machine will remove peeling and blistering paint quite easily.  Use the fan shaped spray as you 

would a flat scraper; the nearer the nozzle is to the surface the more powerful the jet of water. 

 

5.  When removing grease and dirt from a tractor engine, use “shampoo” detergents that are available for 

this purpose.  After waiting for a few minutes (or according to the shampoo directions) use your high-
pressure spray to rinse off the engine.  In the case of gasoline engines, it is usually necessary to cover 
the distributor with some plastic, or better still, remove the entire ignition harness before covering and 
spraying. 

 

6.  High-pressure spray is perfect for removing dead bugs from engine radiators.  However, be careful 

when cleaning not to bend the radiator fins.  If this happens, back off with the nozzle and straighten 
any damaged ones after washing. 

 

7.  When cleaning any electrical machinery such as a chop mill, bale elevators, etc., remember to 

disconnect their power cords first.  Although their motors and wiring are probably for outdoor use, rain 
will not enter connection boxes the way a high-pressure jet of water would. 

Содержание Pressure Washer

Страница 1: ...ont cleaning and plant maintenance Contractor Industrial Class pressure washers have a usage rating of 20 hours or more per week for such applications as contract cleaning paint preparation and washing trucks or heavy equipment Safe efficient and trouble free operation of your Washer requires that you and anyone else who will be operating or maintaining the machine read and understand all of the s...

Страница 2: ...manual and all safety alerts before operating or maintaining your pressure washer Be certain that everyone operating this equipment is familiar with the recommended operating and maintenance procedures and follows all the safety precautions Never let children or untrained adults operate the machine _______________________________________________________________________________ RISK OF ELECTRICAL S...

Страница 3: ...re The unloader valve also allows the electric motor and pump to run under a no load condition when the spray gun trigger is released The pressurized water then goes past the injecting valve to add a liquid chemical should it be desired A spray gun wand is used to direct the fluid to the desired spot C F E B D I A G H Figure 1 Pressure Washer Components A Motor B Pump C Hose Intake D Unloading Val...

Страница 4: ...l Injector and Thermal Relief 3 Pressure Gauge Optional Available separately at our Princess Auto stores 4 Injector Valve This valve allows the operator to add soap detergent or chemical to the water only in the low pressure mode i e less than 500 PSI 3400 kPa Turn knob clockwise into the body to lower the flow of detergent Back it out by turning the knob counter clockwise to increase the flow of ...

Страница 5: ... pressure washer This can be found on the manufacturer s serial plate or literature Using the chart for nozzle requirements see Figure 3 below read across the top to the PSI of your pressure washer then read down the column to the GPM of your pressure washer The correct orifice size is the number in the far left column Most manufacturers will imprint an identification code that will tell you the s...

Страница 6: ... cotter pins 40 and washers 35 2 Install rubber plug 41 on base 1 3 Install motor pump assembly on base 1 using bolts 27 and nuts 31 4 Install handle 22 on base 1 using bolts 33 and nuts 31 5 Install detergent holder 26 on handle 22 using bolts 27 and nuts 31 6 Assemble quick coupler 29 to the gun 30 7 Assemble wand 36 to spray gun 30 8 Assemble quick coupler 28 on hose 34 9 Assemble coupler 8 on ...

Страница 7: ...114 20 for item 8038655 to spray gun 19 8 For item 5790114 assemble hose coupler 28 16 to the discharge end of pump 8 For item 8038655 assemble hose coupler 28 30 to the discharge end of pump 8 using coupler 7 9 Install nozzle 22 for item 5790114 36 for item 8038655 on the end of the wand 21 for item 5790114 20 for item 8038655 10 If you are using detergent a Install clear hose 27 to chemical inje...

Страница 8: ...ump oil level Add oil if level is below red dot in sight glass Make sure pump plug is replaced with breather plug 6 Ensure that the water line will deliver more than the rated flow rate of the pump to eliminate pump cavitation 7 Ensure that the plastic screen is in the water inlet swivel ring with the tip pointing up 3 5 BREAK IN OR START UP When using the pressure washer for the first time or aft...

Страница 9: ...perature to exceed 140 F 60 C Water that exceeds this temperature can damage the seals on the pump and cause leaks 3 6 2 ADDITIVES 1 Additives can be introduced into the water only when it is being used in the low pressure mode i e less than 500 PSI or 3400 kPa IMPORTANT Do not use acids or gritty material in the dispensing system If your spray solution must be made up from a dry chemical ensure t...

Страница 10: ...dditive remaining 11 Subtract the additive in step 10 from that in step 8 to determine the amount used 12 This amount divided by the amount of water in the pail will give you the exact ratio of additive to water 13 Recalibrate if the rate is reset 14 Do not touch the injector valve if you wish to keep this rate of application 15 Recalibrate if a different additive is used NOTE Do not mix units whe...

Страница 11: ...ray 3 Turn on water supply 4 Be sure the safety latch is in position under the trigger 5 Clear the area of bystanders especially small children 6 Refer to Section 3 6 4 to start the motor 7 Hold the spray wand with both hands and aim it at the work 8 Move the safety latch to its stowed position and depress the trigger IMPORTANT Hold the spray gun with both hands for better control The force of the...

Страница 12: ...ply the detergent from the bottom up and rinse from the top down 2 On flat areas do not attempt to soap and rinse too much at once Clean approximately 10x10 ft 3x3 m sections 3 In or on buildings that may have considerable wiring such as milk houses do not spray near wiring You could be electrocuted 4 Your machine will remove peeling and blistering paint quite easily Use the fan shaped spray as yo...

Страница 13: ...ollow the anti freezing instructions if your equipment might be subjected to freezing temperatures Other preventative maintenance instructions apply to all machines 4 1 1 ANTI FREEZE THE MACHINE To protect your machine from the severe damage caused by water freezing inside the components follow these winterizing steps whenever it must be subjected to freezing temperatures 1 Be sure machine is OFF ...

Страница 14: ...t the nozzle on the spray wand is not clogged or worn b Check that the PUMP OIL LEVEL is within operating range on the dipstick or sight glass c Check that the WATER SUPPLY is adequate d Check the CHEMICAL SUPPLY 2 Weekly a Check the PRESSURE HOSE for wear and damage A local hydraulic hose service dealer or your equipment dealer can repair a damaged hose b Check WATER INLET FILTER ...

Страница 15: ...le Spray pressure fluctuates Air in water inlet line Insufficient water flow Worn pump Maladjusted unloader valve Tighten all garden hose fittings Increase water source capability Rebuild or replace pump Readjust Will not draw sufficient detergent of fails to draw at all Detergent hose foot strainer plugged Air in detergent Remove from container and clean Check for air leaks in detergent hose and ...

Страница 16: ... 3450 A O SMITH CP 3 0 3450 A O SMITH TEFC 1 5 3450 PUMP Type Pressure PSI Volume GPM BERTOLINI 3 Piston 2000 3 5 BERTOLINI Axial 1750 2 4 COMET 3 Piston 1000 2 0 Unloader Valve Adjustable Adjustable Adjustable Injector Valve Adjustable Fixed Fixed Nozzle 2 quick disconnect nozzles 2 quick disconnect nozzles 2 quick disconnect nozzles Hose ft 30 30 25 Detergent Tank Gal Polyethylene 2 1 N A N A We...

Страница 17: ...7 PARTS LIST MODEL PB3520MB ITEM 5790089 COMMERCIAL AGRICULTURAL CLASS 20 32 15 5 9 21 19 16 33 27 2 18 31 40 4 35 3 25 24 28 29 8 23 41 30 1 22 26 39 37 17 6 38 7 10 11 14 36 27 31 12 13 31 34 42 44 43 ...

Страница 18: ... X 38 4 19 9161951 DECAL NOZLE SIZE 2 LOW 1 20 10000646 DECAL POWERFIST RATING 3 5 GPM X 2000PSI 1 21 9161944 DECAL NOZLE SIZE 2 1 22 1900043 HANDLE WASHER U SILVER 1 23 9204652 CAP PLASTIC 8 L BOTTLE 1 24 1900016 STRAINER CHEMICAL 1 25 10000298 PLASTIC BOTTLE RIGID 8 LITRE 1 26 1900044 TANK HOLDER 1 27 9235250 BOLT HEX SER 312 18UNC X 75 LG 6 28 5710405 COUPLER QUICK FEMALE 375 NPTF 1 29 5710439 ...

Страница 19: ...19 PARTS LIST MODEL PB2518AB BXH ITEM 8038655 CONSUMER CLASS 12 21 10 11 9 1 13 16 37 17 4 32 25 15 3 2 22 7 30 5 33 23 19 20 29 14 31 8 24 28 27 26 36 34 35 6 18 38 ...

Страница 20: ...LG 4 17 9803792 BOLT HEX 375 16 UNC X 1 00 LG GR 5 PTD 4 18 9236241 BOLT HEX SERRATED FLANGE 312 18UNC X 2 50 LG GR 5 PTD 2 19 9212572 GUN SPRAY 2500 PSI X 7 GPM 1 20 10002069 LANCE SPRAY 25 NPTM X 18 LG 1 21 9160359 DECAL WARNING WASHER 1 22 4210659 CABLE TIE NYLON 6 1 23 9253386 RUBBER TIP 1 1 8 RD 1 24 2020060 WHEEL 4 10 3 50 4 X 625 AXLE 2 25 9852484 WASHER PTD 687 ID X 1 75 OD 2 26 1900016 ST...

Страница 21: ...21 PARTS LIST MODEL PB2010MC ITEM 5790114 CONSUMER CLASS 1 8 13 7 21 19 17 25 20 29 14 11 4 5 10 9 3 2 30 16 18 23 15 33 6 4 12 32 26 27 28 31 24 34 22 ...

Страница 22: ...NDLE SILVER 1 15 9232802 HAND GRIP FOR 1 SQ TUBING 1 16 5710037 COUPLER 375 NPTF X M22 X 1 5 1 17 9232117 THERM RELIEF VALVE 375 NPTM 1 18 9236241 BOLT HEX SERRATED FLANGE 312 18UNC X 2 50 LG GR 5 PTD 2 19 9212572 GUN SPRAY 2500 PSI X 7 GPM 1 20 2020060 WHEEL 4 10 3 50 4 X 625 AXLE 2 21 10002069 LANCE SPRAY 25 NPTM X 18 LG 1 22 5710553 NOZZLE 25040 QUICK CHANGE 1 23 9253386 RUBBER TIP 1 1 8 RD 1 2...

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