Kärcher BG-252737 Operator'S Manual Download

Page: 1 / 30

9.800-083.0

MOdel

Order #

MOdel

Hd 2.8/20 P b

1.575-150.0

BG-282037

Hd 2.5/27 P b

1.575-151.0

BG-252737

Hd 3.0/30 P b

1.575-152.0

BG-303037

Hd 3.7/35 P b

1.575-154.0

BG-373537

Hd 3.0/40 P b

1.575-155.0

BG-304037

Hd 3.5/32 Pb

1.575-156.0

BG-353237

OPerATOr’S MANUAl

To locate your local Kärcher Commercial Pressure Washer Dealer nearest you,

visit www.karchercommercial.us

Summary of Contents for BG-252737

Page 1: ...75 151 0 BG 252737 HD 3 0 30 Pb 1 575 152 0 BG 303037 HD 3 7 35 Pb 1 575 154 0 BG 373537 HD 3 0 40 Pb 1 575 155 0 BG 304037 HD 3 5 32 Pb 1 575 156 0 BG 353237 OPERATOR S MANUAL To locate your local Kärcher Commercial Pressure Washer Dealer nearest you visit www karchercommercial us ...

Page 2: ......

Page 3: ...ssembly Instructions 7 Operating Instructions 8 9 Detergents Cleaning Techniques 10 Shut Down and Clean Up 11 Storage 11 Troubleshooting 12 Adjusting Unloader Valves 12 Preventative Maintenance 13 Oil Change Record 13 Models 1 575 150 0 1 575 151 0 Exploded View 14 Models 1 575 150 0 1 575 151 0 Exploded View Parts List 15 16 Models 1 575 152 0 1 575 154 0 Exploded View 17 Models 1 575 152 0 1 575...

Page 4: ...tay alert watch what you are doing 4 All installations must comply with local codes Contact your electrician plumber utility company or the selling distributor for specific details WArNING risk of asphyxiation use this pr oduct only in a well ventilated area WARNING Risk of asphyxiation Use this product only in a well ventilated area 5 Avoid installing machines in small areas or near exhaust fans ...

Page 5: ... caution when oper ating Do not direct discharge stream at people or severe in jury or death will result 13 Never make adjustments on machine while in op eration 14 Be certain all quick coupler fittings are secured before using pressure washer WArNING Pr otect fr om freezing WARNING Protect machine from freezing 15 To keep machine in best operating conditions it is important you protect machine fr...

Page 6: ...o the spray gun High Pressure Hose Connect one end to water pump discharge nipple detergent injector nipple and the other end to spray gun Note If trigger on spray gun is released for more than 1 2 minutes water may leak from pump protec tor Warm water will discharge from pump protector onto floor This system prevents internal pump damage from high temperatures Starter Grip Trigger Spray Gun High ...

Page 7: ...cks Pull the nozzle to make sure it is secure STEP 7 Connect high pressure hose to pump discharge fitting Push coupler collar forward until secure STEP 5 Pull the spring loaded collar of the wand coupler back to insert your choice of pressure nozzle STEP 8 Connect garden hose to a clean cold water source and open supply valve completely NEVER use hot water Assembly instr uctions STEP 9 Connect the...

Page 8: ...heck pump oil level by using dipstick or observe oil level in oil window if equipped Use 30 wt non detergent oil STEP 5 Move the fuel shut off valve to the On posi tion When the engine is not in use leave the fuel valve in the OFF position STEP 4 Trigger the spray gun to eliminate trapped air then wait for a steady flow of water to emerge from the spray nozzle operating instr uctions STEP 3 Fill g...

Page 9: ...fast position CAUTION Small engines may kick back Do not hold pull starter grip tightly in hand operating instr uctions cont The five color coded quick connect nozzles provide a wide array of spray widths from 0 to 40 and are easily accessible when placed in the convenient rubber nozzle holder which is provided on the front of the machine NOTE For a more gentle rinse select the white 40 or green 2...

Page 10: ... cleaning tips Pre rinse 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 6 feet square and always apply detergent from bottom to top Allow detergent to remain on surface 1 3 minutes Do not al low detergent to dry on surface If surface appears to be dr...

Page 11: ... the pressure 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 carburetor 3 Pour about one teaspoon of engine oil through the spark plug hole pull the starter grip several times and replace the plug Then pull the starter grip slowly until you feel increase...

Page 12: ...place 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 or replace if necessary Unloader valve seat faulty Check and replace if necessary FLUCTUATING PRESSURE Valves worn Check and replace if necessary Blockage in valve Check and replace if necessary Pump sucking air Check water sup...

Page 13: ...nce Regular preventative maintenance will add many hours to the life of your pressure washer Perform maintenance more often under severe conditions Maintenance Operation Every 8 Hrs or Daily 25 Hrs or Weekly 50 Hrs or Monthly 100 Hrs or Yearly Yearly Check Oil Pump X Engine X Change Oil Pump X Engine X Air Cleaner Check Clean Spark Plug X Check Valve Clearance X Fuel Tank Filter X Water Filter Cle...

Page 14: ...5 150 0 1 575 151 0 27 58 42 43 44 45 41 59 28 30 31 29 6 62 62 6 5 4 3 2 1 62 56 57 11 12 17 40 16 11 10 13 14 20 21 19 60 18 54 23 22 36 37 59 36 25 52 51 50 49 53 55 48 36 15 26 36 47 39 38 7 24 36 37 34 8 46 61 61 21 61 38 39 63 36 12 9 58 61 64 33 66 35 62 32 62 61 65 65 36 ...

Page 15: ... 2 18 9 802 782 0 Collar 5 8 Bore Shaft 3010 2 19 9 802 270 0 Wheel Tire Assembly 4 Steel Rim w Tube 2 20 9 803 124 0 Frame Assy Small Black 1 21 9 802 712 0 Bolt 5 16 x 1 3 4 NC Carriage Zinc 4 22 9 802 776 0 Nut 5 16 ESNA NC 4 23 9 802 804 0 Washer 5 16 Flat SAE 4 24 9 803 097 0 Axle 5 8 x 19 5 8 1 25 9 803 109 0 Slider Pump Black 1 26 9 802 095 0 Guard Belt 1 27 Hose See Hose Spray Gun Assembly...

Page 16: ...e 1 55 9 800 006 0 Label Hot Caliente w Arrows Warning 1 56 9 800 014 0 Label Intended For Outdoor Use 1 57 9 800 034 0 Label Clear Lexan 2 1 4 x 4 1 2 1 58 9 802 287 0 Nozzle SAQCMEG 0003 0 Red 151 0 1 9 802 288 0 Nozzle SAQCMEG 1503 0 Yellow 151 0 1 9 802 289 0 Nozzle SAQCMEG 2503 0 Green 151 0 1 9 802 290 0 Nozzle SAQCMEG 4003 0 White 151 0 1 9 802 295 0 Nozzle SACQMEG 0004 5 Red 150 0 1 9 802 ...

Page 17: ...4 0 18 19 10 11 12 13 11 12 17 14 16 32 20 28 30 6 29 31 1 60 59 59 2 3 4 6 5 58 41 42 43 46 44 40 39 38 33 37 33 36 45 35 50 52 26 27 25 61 62 55 12 15 48 53 51 49 24 57 56 60 23 22 54 12 21 11 7 64 34 59 59 21 47 8 63 62 61 62 61 6 59 60 58 12 11 59 60 65 66 67 68 71 69 9 11 12 23 22 70 72 72 ...

Page 18: ...03 115 0 Frame Assy Large Black 1 21 9 802 712 0 Bolt 5 16 x 1 3 4 NC Carriage Zinc 4 22 9 802 776 0 Nut 5 16 ESNA NC 4 23 9 802 804 0 Washer 5 16 Flat SAE 4 24 8 911 226 0 Axle 5 8 x 27 L 1 25 9 803 103 0 Slider Pump 1 26 9 802 093 0 Guard Belt 152 0 1 9 802 092 0 Guard Belt 154 0 1 27 Hose See Hose and Spray Gun Assy Page 20 28 9 803 118 0 Bracket Take Up CW Black 1 29 9 802 700 0 Screw 1 4 x 3 ...

Page 19: ...l Intended For Outdoor Use 1 57 9 800 034 0 Label Clear Lexan 2 1 4 x 4 1 2 1 58 9 802 291 0 Nozzle SAQCMEG 0003 5 Red 152 0 1 9 802 292 0 Nozzle SAQCMEG 1503 5 Yellow 152 0 1 9 802 293 0 Nozzle SAQCMEG 2503 5 Green 152 0 1 9 802 294 0 Nozzle SAQCMEG 4003 5 White 152 0 1 9 802 295 0 Nozzle SACQMEG 0004 5 Red 154 0 1 9 802 296 0 Nozzle SAQCMEG 1504 0 Yellow 154 0 1 9 802 297 0 Nozzle SAQCMEG 2504 0...

Page 20: ...802 369 0 1 575 151 0 2 5 2700 3 0 KD3030 9 803 825 0 9 803 899 0 GX200 6 5hp 9 802 317 0 BK80H 9 802 380 0 1 575 152 0 3 0 3000 3 5 KD3030 9 803 825 0 9 803 899 0 GX270 9hp 9 802 315 0 2BK80 9 802 389 0 1 575 154 0 3 7 3500 4 0 KM4035 9 802 343 0 9 802 363 0 GX390 13hp 9 802 322 0 2BK90H 8 715 593 0 1 575 155 0 3 0 4000 3 0 KM3540 8 904 689 0 9 802 367 0 GX390 9 802 322 0 2BK80H 9 802 389 0 1 575...

Page 21: ... 1 9 803 896 0 1 575 151 0 24MM 9 802 402 0 BK36H 9 802 379 0 HX3 4 9 803 897 0 BX32 1 9 802 413 0 1 575 152 0 24MM 9 802 402 0 2BK40H 9 802 384 0 HX1 9 802 398 0 BX38 2 9 802 417 0 1 575 154 0 24MM 9 802 402 0 2BK32H 9 802 381 0 HX1 9 802 398 0 BX39 2 9 802 418 0 1 575 155 0 24MM 9 802 402 0 2BK40H 9 802 384 0 HX1 9 802 398 0 BX38 2 9 802 417 0 1 575 156 0 24MM 9 802 402 0 2BK32H 8 715 576 0 HX1 ...

Page 22: ...0 1 3 9 802 164 0 Coupler 1 4 Female Brass 1 4 Nozzle See Breakdown for Part Numbers 5 8 739 125 0 Hose 3 8 x 50 1 Wire Tuff Flex 150 0 151 0 152 0 1 8 739 203 0 Hose 3 8 x 50 2 Wire Tuff Flex 154 0 1 6 9 802 166 0 Coupler 3 8 Female Brass 1 7 9 802 216 0 Injector Chemical Non Adjust 3 5 GPM 083 1 8 9 802 210 0 Clamp Hose 2 9 9 802 251 0 Tube 1 4 x 1 2 Clear Vinyl 6 ft 10 9 802 160 0 Strainer Plas...

Page 23: ...Intermed Ring 18mm 4035 3 9 803 173 0 Intermed Ring 20mm 4030 5030 3 8 717 178 0 Intermediate Ring 15mm 3540 3 item Par t no Description QTY 9 9 802 926 0 Brass Plug 1 2 1 10 9 803 199 0 Copper Washer 1 2 1 11 9 802 932 0 Manifold Head 1 12 9 803 191 0 O Ring Ø2 62 x 17 13 6 13 See Kits Below Valve Assembly 6 14 9 803 193 0 O Ring Ø2 62 x 20 29 6 15 9 802 928 0 Valve Plug 6 16 9 802 925 0 Manifold...

Page 24: ...kcase Cover 1 49 9 803 906 0 O Ring Ø1 78 x 14 1 50 9 803 202 0 Sight Glass 3 4 1 51 9 802 939 0 Cover Screw 5 52 8 730 836 0 Bach Ring 1 2 4035H 3 Available in kit See below Not Shown Repair kit number 9 802 628 0 9 802 619 0 9 802 622 0 9 802 624 0 9 802 617 0 9 802 623 0 KIT DESCRIPTION Plunger Seal KM 4035 Plunger Seal KM 4030 KM 5030 Plunger Seal KM 3540 Complete Seal Packing KM 4035 Complete...

Page 25: ...sing 1 11 9 803 947 0 O Ring Ø1 78 x 15 54 6 12 See Kits Below Valve Assembly 6 13 9 803 948 0 O Ring Ø2 62 x 18 77 6 item Par t no Description QTY 14 9 803 949 0 Valve Plug 6 15 9 803 950 0 Copper Washer 1 4 1 16 9 803 951 0 Brass Plug G1 4 1 17 9 803 952 0 Manifold Stud Bolt 8 18 9 802 884 0 Washer 8 19 9 803 198 0 Copper Washer 3 8 1 20 9 802 925 0 Brass Plug 3 8 2 25 9 802 939 0 Screw 12 26 9 ...

Page 26: ...ng Rod 3 42 9 803 218 0 Spring Washer 6 43 9 803 967 0 Connecting Rod Screw 6 44 9 803 202 0 Sight Glass 1 45 9 803 197 0 Gasket 1 46 9 803 968 0 Crankcase Cover 1 47 9 803 969 0O Ring Ø2 62 x 107 6 2 Available in kit See below Repair kit number 9 803 930 0 9 803 932 0 9 803 934 0 9 803 936 0 9 803 937 0 Kit de scr iption Plunger Seal 15 mm Complete Seal Packing Plunger 15 mm Complete Valve Plunge...

Page 27: ...0 O Ring A 1 10 9 803 911 0 Connector 1 11 9 803 912 0 Teflon Ring A 1 12 9 803 913 0 Stem C 1 13 9 803 914 0 Connector Female 1 14 9 803 191 0 O Ring A B 1 ITEM Par t description Kit qty 15 9 803 916 0 Spring B 1 16 9 803 917 0 Poppet B 1 17 9 802 893 0 Seal Washer 3 8 2 18 9 803 920 0 Banjo Bolt 3 8 w 1 8 Pilot 1 19 9 803 915 0 Banjo Bolt 1 2 1 20 9 803 921 0 Seal Washer 1 2 2 21 9 803 922 0 Pla...

Page 28: ......

Page 29: ...htning strikes 7 Defects caused by water sediments rust corrosion thermal expansion scale deposits or a contaminated water supply such as water in the unit with chloride content higher than that of 80 mg liter or use of chemicals not approved or recom mended by Kärcher 8 Defects caused by improper voltage voltage spikes or power transients in the electrical supply 9 Devices or accessories not dist...

Page 30: ...Form 9 800 083 0 Revised 01 08 Printed in U S A ...

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