Kärcher 551.0 Operator'S Manual Download Page 37

Page: 37 / 41

9.800-079.0 • Rev. 05/14

PRESSURE W

ASHER

OPERA

TOR’S MANU

KG.2 PUMP EXPLODED VIEW PARTS LIST (CONT)

ITEM PART NO.

DESCRIPTION

QTY

39 8.933-020.0

Flange Screw

46 9.803-142.0

Crankshaft Seal

47* See Kit Below Plunger Nut

48* See Kit Below Copper Washer

49* See Kit Below Plunger, 15mm

50* See Kit Below Copper Spacer

51* See Kit Below O-Ring Ø1.78x5.28

52* See Kit Below Teflon Ring

53 9.803-964.0

Plunger Rod

54 9.803-965.0

Connecting Rod Pin

55 9.803-966.0

Connecting Rod

56 9.803-218.0

Spring Washer

57 8.933-020.0

Connecting Rod Screw

58 9.803-202.0

Sight Glass, G3/4

59 9.803-197.0

Gasket, G3/4

60 9.803-968.0

Crankcase Cover

61 9.803-969.0

O-Ring 2.62 x 107.62

* Part available in kit (See below)

REPAIR KIT
NUMBER

8.725-354.0

8.725-355.0

9.803-934.0

9.803-936.0

9.803-937.0

KIT DE-
SCRIPTION

Plunger Seal

15mm

Complete

Seal Packing 15mm

Plunger 15mm

Complete Valve

Plunger Oil

Seals

ITEM NUM-
BERS
INCLUDED

3, 5, 7, 8, 9

3, 4, 5,

6, 7, 8, 9

47, 48, 49, 50,

51, 52

13, 14, 15

NUMBER
OF CYLIN-
DERS KIT
WILL SER-
VICE

Summary of Contents for 551.0

Page 1: ... Kärcher Commercial Pressure Washer Dealer nearest you visit www karchercommercial com R MODEL ORDER HDS 2 7 25 P Cage HDS 2 6 30 P Cage HDS 3 5 30 P Cage HDS 3 5 30 PE Cage HDS 3 5 35 PE Cage 1 575 555 0 1 575 550 0 1 575 551 0 1 575 552 0 1 575 553 0 ...

Page 2: ...ing Instructions 8 9 Detergents and Cleaning Tips 10 Shut Down and Clean Up 11 Storage 11 Maintenance 12 14 Troubleshooting 15 17 Maintenance Oil Change Charts 18 Exploded View 555 0 19 Exploded View 550 0 551 0 552 0 553 0 20 21 Exploded View Parts Lists 22 25 Control Panel 555 0 Parts List 26 27 Control Panel 550 0 551 0 552 0 553 0 Parts List 28 29 Hose Spray Gun Assembly Parts List 30 Downstre...

Page 3: ...P WATER SPRAY AWAY FROM ELECTRICAL WIRING WARNING Keep wand hose and water spray away from electric wiring or fatal electric shock may result 4 All installations must comply with local codes Contact your electrician plumber utility company or the selling distributor for specific details WARNING EAR PROTECTION MUST BE WORN WARNING Thismachineexceeds 85 db appropriate ear protection must be worn WAR...

Page 4: ...s 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 overfilling situation additional precautions are necessary to ensure that the situation is handled in...

Page 5: ...ect condition of high pressure hose before using or bodily injury may result 25 Before disconnecting discharge hose from water outlet turn burner off and open spray gun to al low water to cool below 100 before stopping the machine Then open the spray gun to relieve pres sure Failure to properly cool down or maintain the heating coil may result in a steam explosion WARNING Moving this machine on a ...

Page 6: ...etergent onto cleaning surface with trigger device Includes safety latch Detergent Injector Allows you to siphon and mix detergents Variable Pressure Control Wand Must be con nected to the spray gun This wand handle controls dishcharge flow from one tube to both wand tubes When water is discharged from both tubes you will have a pressure loss and allows chemical siphoning when used in combination ...

Page 7: ...wand coupler back to insert your choice of pressure nozzle STEP 6 Connect garden hose to the cold water source STEP 7 Connect the garden hose to pump water inlet Inspect inlets CAUTION Do not run the pump without water or pump damage will result Safety Latch Spray Gun High Pressure Hose Wand Coupler Soap Nozzle Pressure Nozzle Wand Coupler Wand Collar Discharge Fitting High Pressure Hose Cold Wate...

Page 8: ...d water source and turn water on completely Never use hot water STEP 5 Rotate the fuel shut off valve to the On po sition Slide the fuel valve lever to the ON position 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 STEP 2 Fill gas tank with unleaded gas...

Page 9: ...ovide 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 25 nozzle To scour the surface select the yellow 15 or red 0 nozzle To apply detergent select the black nozzle NOZZLES Throttle Temperature Gauge Burner Swutch STEP 9 If h...

Page 10: ...ctor engages and cools the pump by dis charging the warm water onto the ground This thermal device prevents internal damage to the pump 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 square and always apply detergent from bo...

Page 11: ...d exhaust valves to prevent rusting of cylinder 4 Cover the pressure washer and store in a clean dry place that is well ventilated away from open flame or sparks NOTE The use of a fuel additive such as STA BIL or an equivalent will minimize the formulation of fuel deposits during shortage Such additives may be added to the gasoline in the fuel tank of the engine or to the gasolinee in a storage co...

Page 12: ...emperatures drop below 32 F protecting your machine against freezing is nec essary Store the machine in a heated room If this is not possible then mix a 50 50 solution of anti freeze water into a 5 gallon bucket Place a short section of garden hose into the bucket and connect it to the machine Elevate the bucket and turn the pump on to siphon the anti freeze through the machine If compressed air i...

Page 13: ...ff position the burner is not firing Electrode Setting See illustration below Burner Nozzle Keep the tip free of surface deposits by wiping it with a clean solvent saturated cloth being careful not to plug or enlarge the nozzle For maximum efficiency replace the nozzle each season Beckett Burner Air Adjustment Machines are preset and performance tested at the factory elevation 100 feet A one time ...

Page 14: ...ps For such burners to run properly the battery and engine charging system must be kept in good condition The engine must run at the correct RPM to adequately charge the battery It is equally important not to throttle down the engine on models without batteries since all power to run the burner comes solely from the engine Do not throttle down the engine at anytime while the machine is operating M...

Page 15: ...r fuel or water in fuel Drain fuel tank and fill with proper fuel Fuel line is clogged Clean or replace fuel line Fuel filter is plugged Replace fuel filter as needed Burner air bands are misadjusted Readjust air bands for clean burn Little or no fuel pressure from fuel pump Increase fuel pressure to specification and or replace fuel pump Burner transformer is faulty Test transformer for proper ar...

Page 16: ... Check for blockage or other foreign objects Engine RPM is low Increase RPM to correct specs See serial plate LOW WATER TEMPERATURE Fuel is improper or has water in it Replace with clean and proper fuel Fuel pressure is low Increase fuel pressure Fuel pump is weak Check fuel pump pressure Replace pump if needed Fuel filter is partially clogged Replace as needed Soot buildup on coils is not allowin...

Page 17: ...eck and replace if necessary Pump is sucking air Check water supply and air seepage at joint in suction line Packing piston is worn Check and replace if necessary PUMP NOISY Air is in suction line Check water supply and connections on suction line Inlet or discharge valve springs are weak or broken Check and replace if necessary Excessive matter is in valves Check and replace if necessary Bearings...

Page 18: ...spect Every 50 hours or monthly Clean Every 3 months Battery Level Check monthly Engine Fuel Filter 500 hours or 6 months Spark Plug Maintenance 500 hours or 6 months Clean Fuel Tank s Annually Replace Fuel Lines Annually Pump Oil Inspect Oil level daily Change After first 50 hours then every 500 hours or annually Clean Burner Filter Monthly More often if fuel quality is poor Remove Burner Soot An...

Page 19: ...egu lation s Rela ting to Fire Prev entio n Requ irem ents WAR NIN G 8 917 0 15 0 EXPLODED VIEW 555 0 MODELS 1 8 10 6 5 3 58 94 11 13 14 22 29 57 28 2 25 63 64 111 89 90 97 18 20 For Detail See Control Box Illus 19 34 55 75 35 96 23 27 26 46 101 17 74 15 16 50 103 104 20 20 88 84 86 82 31 85 106 31 106 98 105 31 44 31 53 52 45 53 133 38 24 Reversed View of Regulator 108 47 107 2 61 4 87 56 70 42 F...

Page 20: ...6 2 1 11 10 8 20 18 19 20 56 38 37 For Detail See Control Box Illus 15 133 16 Reversed View of Component 50 53 41 82 31 99 31 52 74 61 76 40 42 Honda Electric Start Only 87 88 53 14 85 130 37 84 44 98 31 105 31 86 2 60 3 91 For Brake Detail See View A A Enlarged pg 21 103 104 116 114 115 120 121 71 52 4 138 59 59 17 17 Reversed View of labels ...

Page 21: ...1 24 23 22 22 33 54 35 19 18 45 20 19 18 20 45 33 55 57 68 66 65 67 75 Electric Start Model Only 64 63 70 111 62 32 95 80 78 77 Steam Option 550 0 Models Only 113 31 32 32 31 113 81 94 90 57 31 108 106 Steam Option View A A Enlarged 72 83 73 79 102 39 112 109 9 123 145 79 79 72 117 129 53 69 124 125 126 128 127 89 90 123 135 137 136 134 140 139 141 ...

Page 22: ...3 0 1 9 803 120 0 Assembly Frame Small 555 0 1 17 9 800 110 0 Label Die Cut 2 18 9 802 271 0 Wheel Tire 6 Steel Rim 4 19 9 802 782 0 Collar 5 8 Bore Shaft 4 20 9 802 810 0 Washer 5 8 Flat SAE 4 21 9 802 314 0 Engine Robin 211cc 200W 555 0 1 8 750 576 0 Engine Honda GX270 OUT2 QAR2 270cc 18A 550 0 1 8 750 577 0 Engine Honda GX340 UT1 QAH2 337cc 18A 551 0 1 8 750 578 0 Engine Honda GX340 UT2QNR2 337...

Page 23: ...52 0 553 0 1 9 802 042 0 Elbow 1 2 JIC 3 8 90 555 0 1 48 9 802 190 0 Valve E Z Start 3 8 MPT x 1 8 FPT 550 0 551 0 552 0 553 0 1 49 8 719 000 0 Washer 5 16 x 1 1 4 Fender SAE 555 0 4 50 9 802 531 0 Regulator Voltage 15 V Pull Start 1 9 803 835 0 Regulator Rectifier 18 Amp Electric Start 1 51 9 802 709 0 Bolt 5 16 x 3 4 NC 555 0 10 52 9 802 776 0 Nut 5 16 ESNA 555 0 14 550 0 551 0 552 0 553 0 12 53...

Page 24: ...0 555 0 32 88 9 802 519 0 Strain Relief 1 2 1 89 9 802 713 0 Bolt 5 16 x 1 1 2 555 0 2 9 802 728 0 Bolt 3 8 16 x 2 HH Zinc 550 0 551 0 552 0 553 0 4 90 9 802 813 0 Lock Washer 5 16 2 9 802 814 0 Washer 3 8 Lock Split Ring 550 0 551 0 552 0 553 0 4 91 9 802 813 0 Lock Washer 5 16 552 0 553 0 4 92 9 802 013 0 Nipple Galvanized 1 2 x 2 1 2 550 0 551 0 552 0 553 0 1 93 9 802 254 0 Hose 1 4 Push On 14 ...

Page 25: ...553 0 2 9 802 741 0 Bolt 8 mm x 16 mm HEX Head 550 0 2 125 9 802 066 0 Pad Soft Rubber 1 126 9 802 722 0 Bolt 3 8 x 1 1 4 NC HH 1 127 9 802 817 0 Washer 3 8 x 1 Steel 1 128 9 197 003 0 Nut 3 8 ESNA 1 129 8 933 024 0 Rail Pump Support 551 0 552 0 553 0 1 9 804 533 0 Rail Pump Support 550 0 1 130 8 706 865 0 Plug 1 4 Countersunk 1 131 9 802 710 0 Bolt 5 16 x 1 NC HH 8 132 9 802 753 0 Screw 1 4 20 x ...

Page 26: ...itch Curvette RA901VB B 1 V Carling 1 8 9 802 283 0 Hour Meter 24 240 Vac 50 60 Hz 1 9 9 802 470 0 Relay P B VF4 41F11 12VDC 40AMP 1 10 9 802 485 0 Breaker 1658 G41 02 P10 25A 1 11 9 802 752 0 Screw 1 4 x 1 1 4 Hex Whiz Loc 1 12 9 802 754 0 Screw 1 4 x 1 2 HH NC Whiz Loc 2 13 9 802 775 0 Nut 1 4 Whiz Loc 2 14 9 802 773 0 Nut 1 4 ESNA NC 1 15 9 802 764 0 Screw 10 32 x 3 4 Hex 2 5 25 4 6 22 7 10 9 2...

Page 27: ...Keps 4 21 9 802 771 0 Screw 10 32 x 3 4 3 22 9 802 759 0 Screw 10 32 x 1 2 1 23 9 803 048 0 Cap Capacitor 1 37 x 1 50 x 060 Blk w o Hole 1 24 9 803 840 0 Label Reset 1 25 9 802 447 0 Conduit 1 4 Split 36 26 9 802 762 0 Screw 10 32 x 1 1 4 Ground 1 27 9 802 695 0 Nut 10 32 Keps 4 28 9 800 040 0 Ground Label 1 29 8 712 190 0 Thermostat Mounting Plate 1 30 8 718 779 0 Screw 4mm x 6mm 4 31 8 750 096 0...

Page 28: ... 8 750 094 0 Thermostat Adjustable 302 F 1 2 9 803 035 0 Cover Electric Box Black 1 3 9 802 759 0 Screw 10 32 x 1 2 BHSOC Black 1 4 9 802 485 0 Breaker 1658 G41 02 P10 25A 1 5 9 802 525 0 Locknut 1 2 1 6 9 802 456 0 Light Indicator Green 12V 1 7 9 802 791 0 Cage Nut 10 32 x 16 Gauge 6 8 9 800 113 0 Label Control Panel 1 9 9 802 283 0 Hour Meter 24 240 Vac 50 60 Hz 1 550 0 551 0 552 0 553 0 CONTROL...

Page 29: ...r 550 0 551 0 1 19 9 802 695 0 Nut 10 32 Keps 8 20 9 802 748 0 Screw 6 32 x 3 8 RND HD MCH 550 0551 0 2 21 9 802 784 0 Nut 6 32 Keps 550 0 551 0 3 22 9 802 771 0 Screw 10 32 x 3 4 BH SOC CS 552 0 553 0 1 23 9 802 447 0 Conduit Split 1 4 66 24 9 802 813 0 Washer 5 16 Lock Split Ring 2 25 9 802 806 0 Washer 5 16 Flat Cut 4 26 9 802 762 0 Screw 10 32 x 1 1 4 Ground 1 27 9 800 040 0 Label Ground 1 28 ...

Page 30: ... Ring Small 1 7 9 802 225 0 Detergent Injector Assy 3 550 0 551 0 552 0 553 0 1 9 802 224 0 Detergent Injector Assy 2 555 0 1 8 9 802 292 0 Nozzle SAQMEG 1503 5 Yellow 553 0 555 0 1 9 802 293 0 Nozzle SAQMEG 2503 5 Green 553 0 555 0 1 9 802 294 0 Nozzle SAQMEG 4003 5 White 553 0 555 0 1 9 802 291 0 Nozzle SAQMEG 0003 5 Red 553 0 555 0 1 9 802 296 0 Nozzle SAQMEG 1504 Yellow 551 0 552 0 1 9 802 297...

Page 31: ...TEM PART NO DESCRIPTION QTY 1 9 802 216 0 Injector Detergent Non Adjusting 3 1 9 802 215 0 Injector Detergent Non Adjusting 2 1 2 6 390 126 0 Clamp Hose UNI 46 54 2 3 9 802 251 0 Tube 1 4 x 1 2 Clear Vinyl 6 ft 4 9 802 160 0 Strainer 1 4 Hose Barb 1 4 3 1 2 2 DOWNSTREAM INJECTOR PARTS LIST ...

Page 32: ...RIPTION QTY 1 9 802 166 0 Coupler 3 8 Female Brass 1 2 9 802 244 0 Hose 3 8 2 Wire Pressure Loop 1 3 9 802 269 0 Hose Reel 100 Non Pivot E ZEE w Pin Lock 1 4 9 802 767 0 Screw 3 x 3 4 HH NC Whiz Loc 4 5 9 802 781 0 Nut 3 8 Flange Whiz Loc NC 4 6 9 803 841 0 Bracket E ZEE Hose Reel Right Wrinkle Black 1 5 6 4 2 3 1 ...

Page 33: ...D 1 15 O Ring 12 ID x 2 CS A D 2 16 O Ring 6 ID X 2 CS A D 1 ITEM PART DESCRIPTION KIT QTY 17 9 149 006 0 Sliding Connector Guide 1 18 O Ring Backup A D 1 6 x 1 45 x 1 68 19 Ball Housing Assy C D 1 20 O Ring 6 75 x 1 78 BN80 A D 1 21 Spring Seat C D 2 22 Plunger Spring B 1 23 8 917 699 0 Banjo Bolt 1 2 Short 1 8 917 700 0 Banjo Bolt 1 2 1 4 NPT Short 1 24 8 917 698 0 Banjo Bolt 3 8 Short 1 25 9 80...

Page 34: ... Bolt 8 16 9 802 884 0 Washer 8 17 9 803 198 0 Copper Washer 3 8 1 18 9 802 925 0 Brass Plug 3 8 2 23 9 803 201 0 Washer M6 x 16 4 24 9 802 939 0 Hexagonal Screw 9 25 9 803 184 0 Closed Bearing Housing 1 ITEM PART NO DESCRIPTION QTY 26 8 717 225 0 O Ring Ø 2 62 x61 6 1 27 9 802 914 0 Snap Ring 1 28 9 803 168 0 Double Row Ball Bearing 1 29 9 803 150 0 Crankshaft 3040G 3 1 9 803 151 0 Crankshaft 354...

Page 35: ...Washer 6 56 9 803 238 0 Connecting Rod Screw 6 57 8 933 016 0 O Ring 2 62 x 126 67 1 58 8 751 229 0 Crankcase Cover 1 59 9 803 197 0 O Ring Ø 1 78 x 14 1 60 9 803 202 0 Sight Glass G3 4 1 Part available in kit See below REPAIR KIT NUMBER 8 725 358 0 8 725 359 0 8 933 023 0 9 802 603 0 9 802 609 0 KIT DESCRIPTION Plunger U Seal 15mm Complete U Seal Packing 15mm Plunger 15mm Complete Valve Plunger O...

Page 36: ...3 948 0 O Ring Ø2 62 x 18 77 6 16 9 803 949 0 Valve Plug 6 17 9 803 950 0 Washer Copper 1 18 9 803 951 0 Brass Plug G1 4 1 ITEM PART NO DESCRIPTION QTY 19 9 803 952 0 Manifold Stud Bolt 8 20 9 802 884 0 Washer 8 21 9 803 198 0 Copper Washer 3 8 1 22 9 802 925 0 Brass Plug 3 8 2 27 9 802 939 0 Hexagonal Screw 9 28 9 803 953 0 Bearing Cover 1 29 9 803 954 0 Seal Bearing 1 30 9 802 914 0 Snap Ring 1 ...

Page 37: ...3 54 9 803 965 0 Connecting Rod Pin 3 55 9 803 966 0 Connecting Rod 3 56 9 803 218 0 Spring Washer 10 57 8 933 020 0 Connecting Rod Screw 6 58 9 803 202 0 Sight Glass G3 4 1 59 9 803 197 0 Gasket G3 4 1 60 9 803 968 0 Crankcase Cover 1 61 9 803 969 0 O Ring 2 62 x 107 62 1 Part available in kit See below REPAIR KIT NUMBER 8 725 354 0 8 725 355 0 9 803 934 0 9 803 936 0 9 803 937 0 KIT DE SCRIPTION...

Page 38: ...9 800 079 0 Rev 05 14 OPERATOR S MANUAL PRESSURE WASHER 38 Replacement Parts For best performance specify genuine KNA replacement parts 5 4 50 51 ...

Page 39: ...810 0 SCREW 10 32 x 1 2 WHIZ LOC FLANGE 6 9 8 750 520 0 FAN 4 53 X 2 42 1 2 BORE F115 62S 1 37 8 750 770 0 SCREW 10 32 x 5 8 WHIZ LOC FLANGE 3 9 8 751 072 0 FAN 4 53 x 2 42 x 313 BORE F115 625 1 38 8 750 816 0 SCREW 10 32 X 1 4 GROUNDING 1 11 8 750 547 0 CONNECTOR 37 DEG FLARE X 1 8 NP LONG 1 39 8 750 768 0 SCREW 1 4 20 x 1 WHIZ LOC FLANGE 4 12 8 750 545 0 CONNECTOR 37 DEG FLARE X 1 8 NPT 1 40 8 7...

Page 40: ...802 562 0 9 802 639 0 9 802 670 0 1 575 550 0 9 802 560 0 9 802 582 0 9 802 663 0 9 802 638 0 9 802 562 0 9 802 639 0 9 802 670 0 1 575 551 0 9 802 560 0 9 802 575 0 9 802 663 0 9 802 638 0 9 802 562 0 9 802 639 0 9 802 670 0 1 575 552 0 9 802 560 0 9 802 575 0 9 802 663 0 9 802 638 0 9 802 562 0 9 802 639 0 9 802 670 0 1 575 553 0 9 802 560 0 9 802 576 0 9 802 663 0 9 802 638 0 9 802 562 0 9 802 ...

Page 41: ...R www karchercommercial com Form 9 800 079 0 Revised 05 14 Printed in U S A or Mexico ...

Search results

Summary of Contents for 551.0

Reviews:

Related manuals for 551.0

Brands by name

Popular brands

Kärcher 551.0, Operator'S Manual

Search results

Summary of Contents for 551.0

Reviews:

Related manuals for 551.0

Brands by name

Popular brands