Kärcher HD 2.3/24 P, HD 2.5/27 P, HD 3.0/30 P, HD 3.8/35 P pressure washer OPERATOR’S MANUAL
Below you will find brief information for pressure washer HD 2.3/24 P, pressure washer HD 2.5/27 P, pressure washer HD 3.0/30 P, pressure washer HD 3.8/35 P. This pressure washers designed for commercial use and can be used for a variety of cleaning tasks, including cleaning vehicles, buildings, and equipment.
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OPERATOR’S MANUAL CH AU D! RE AD LIR OW E NE VO LE R'S BE R INB MANU MA DIE ET EL NU NO NU D'U AL UT NGRIE TIL BEFO ILIZ SABN AR NLAHME ISA TE RE OP SIN EIT UR UN AN UNG BE AV ER TE DU DIN AN ATION S NO RS GT T US . HA CHLE AG BE E. R SEN. LE IDO EL MA NU AL . OI L AL ER T W, LO IAT EL ED IMM . ELY LEV PS OIL EN E STO WHGIN EN Model HD 2.3/24 P - 1.575-100.0 Model HD 2.5/27 P - 1.575-101.0 Model HD 3.0/30 P - 1.575-102.0 Model HD 3.8/35 P - 1.575-104.0 To locate your local Kärcher Commercial Pressure Washer Dealer nearest you, please call 1-888-805-9852 or visit www.karchercommercial.us 9.800-082.0 PRESSURE WASHER exploded View 18 19 20 3 10 OPERATOR’S MANUAL 9 9 17 12 12 6 14 3 7 53 E-Z Start Valve for Models 102.0, 104.0 5 22 12 49 16 13 47 1 2 52 28 29 20 30 31 15 35 23 8 52 32 33 29 28 46 26 50 45 27 29 34 35 48 44 25 36 24 24 11 25 43 37 38 39 21 44 42 41 51 52 48 40 14 9.800-082.0 • REV. 7/06 46 PART NO.DESCRIPTION QTY 1 Engine, See Specifications Page 17 2 Pump, See Specifications Page 17 3 Unloader, See Specifications Page 17 4 9.804-025.0 Pump Protector, 1/4" 145° (100.0, 101.0) 1 5 9.802-146.0 Swivel, 1/2" MP x 3/4" GHF 1 6 9.802-171.0 Nipple, 3/8" x 3/8" MPT Male (100.0-101.0, 102.0-104.0) 1 7 9.802-254.0 Hose, 1/4" Push-on (102.0, 104.0) 14" 8 9.802-251.0 Tube, 1/4" x 1/2" Clear Vinyl 6 ft. 9 9.802-142.0 Hose, Barb, 1/4" Barb x 1/8" MP, 90° (102.0, 104.0) 2 10 9.802-190.0 Valve, E-Z Start, 3/8" MPT x 1/8" FPT (102.0, 104.0) 1 9.803-125.0 Base, CW Direct, Black 1 12 9.802-210.0 11 Clamp, Hose (100.0, 101.0) (102.0, 104.0) 2 4 9.802-711.0 Bolt, 5/16-24" x 1" NF, HH (100.0, 101.0) 4 13 9.802-722.0 Bolt, 3/8" x 1-1/4" NC, HH (102.0, 104.0) 4 14 9.802-216.0 Injector, Chemical, Non-Adj. (Assy Part#) 1 15 9.800-723.0 Label, Instructions 1 16 9.802-160.0 Strainer, Plastic, 1/4" Hose Barb 1 17 Hose, High Pressure, See Specifications Page 17 18 9.802-223.0 Spray Gun, SK2, 3/8" Inlet, Lance 1 19 9.802-220.0 Wand, 18" M22 x 1/4" QC 1 20 Nozzle Size, See Page 17 For Proper Size 9.802-287.0 Nozzle, 3.0 0° Red (100.0, 101.0) 1 9.802-288.0 Nozzle, 3.0 15° Yellow (100.0, 101.0) 1 9.802-289.0 Nozzle, 3.0 25° Green (100.0, 101.0) 1 9.802-290.0 Nozzle, 3.0 40° White (100.0, 101.0) 1 9.802-291.0 9.802-292.0 9.802-293.0 9.802-294.0 Nozzle, 3.5 0° Red (102.0) Nozzle, 3.5 15° Yellow (102.0) Nozzle, 3.5 25° Green (102.0) Nozzle, 3.5 40° White (102.0) 1 1 1 1 9.802-295.0 9.802-296.0 9.802-297.0 9.802-298.0 Nozzle, 4.0 0° Red (104.0) Nozzle, 4.0 15° Yellow (104.0) Nozzle, 4.0 25° Green (104.0) Nozzle, 4.0 40° White (104.0) 1 1 1 1 9.802-311.0 Nozzle, Compl, QCEM-6540, Brass 1 21 9.803-097.0 Axle, 5/8" x 19.625" Long 1 22 9.800-006.0 Label, HOT 1 23 9.802-713.0 Bolt, 5/16" x 1-1/2", NC HH (100.0, 101.0) 4 9.802-727.0 Bolt, 3/8" x 1-3/4" Tap (102.0, 104.0) 4 24 9.802-807.0 Washer, 3/8" SAE, Flat 6 25 9.802-779.0 Nut, 3/8" ESNA, NC 6 26 9.802-728.0 Bolt, 3/8" x 2" NC, HH 4 27 9.803-114.0 Retainer Bracket, Handle, Black 2 28 9.802-773.0 Nut, 1/4" ESNA, NC 6 ITEM PART NO.DESCRIPTION OPERATOR’S MANUAL ITEM PRESSURE WASHER EXPLODED VIEW PARTS LIST QTY 15 9.800-082.0 • REV. 7/06 PRESSURE WASHER OPERATOR’S MANUAL EXPLODED VIEW PARTS LIST CONT. 29 9.802-802.0 Washer, 1/4" Flat 6 30 9.802-064.0 Grommet, Rubber, Nozzle Holder 5 31 9.802-778.0 Nut, 5/16" Flange, Whiz Loc 2 32 9.803-122.0 Handle, Grab, Chrome 1 33 9.803-126.0 Plate, Warning, Black 1 34 9.803-098.0 Hanger, Hose/Wand 1 35 9.802-706.0 Bolt, 1/4"-20 x 1-3/4", Carriage, Zinc 6 36 9.803-119.0 Handle, Lower Grab, Chrome 1 37 9.802-066.0 Pad, Soft Rubber 2 38 9.802-817.0 Washer, 3/8" x 1" Steel 2 39 9.802-729.0 Bolt, 3/8" x 2-1/4" HH, Grd. 5 2 40 9.802-712.0 Bolt, Carriage, 5/16" x 1-3/4" 4 41 9.802-804.0 Washer, 5/16" Flat 4 42 9.802-776.0 Nut, 5/16" ESNA, NC 4 43 9.803-123.0 Handle, Bumper, Chrome 1 44 9.802-103.0 Bushing, 5/8" Snap 2 45 9.802-270.0 Wheel & Tire Assy, 4" Steel Rim w/Tube 2 46 9.802-783.0 Cap, 5/8" Axle Hub, Black 2 47 9.800-008.0 Label, Cool Engine Before Filling 1 48 9.802-810.0 Washer, 3/8" Flat 2 49 9.802-958.0 Key, .185 Sqr. x 1.75" (100.0, 101.0) 1 9.802-959.0 Key, .247 Sqr. x 2.125 (102.0, 104.0) 1 50 9.800-049.0 Label, Manufacturer's Cleaning Solution 1 51 9.802-776.0 Nut, 5/16" ESNA, NC (100.0, 101.0) 4 9.802-779.0 Nut, 3/8" ESNA, NC (102.0, 104.0) 4 9.802-804.0 Washer, 5/16" Flat (100.0, 101.0) 12 9.802-807.0 Washer, 3/8" Flat, (102.0, 104.0) 12 9.802-182.0 Pump Protector, 1/2" PTP 1 52 53 16 9.800-082.0 • REV. 7/06 Machine Model Pressure Nozzle Hose Pump GPM (PSI) Size Part # Model 1.575-100.0 2.3 2400 3.0 9.802-233.0 KG2530G 1.575-100.0 2.3 2400 3.0 4-0203050C KG2530G 1.575-101.0 2.5 2700 3.0 9.802-233.0 KG2530G 1.575-101.0 2.5 2700 3.0 4-0203050C KG2530G 1.575-102.0 3.0 3000 3.5 9.802-233.0 KS3040G 1.575-102.0 3.0 3000 3.5 4-0203050C KS3040G 1.575-104.0 3.8 3500 4.0 9.802-250.0 KS4040G 1.575-104.0 3.8 3500 4.0 4-020750C KS4040G Pump Unloader Part # Part # 9.803-822.0 9.803-899.0 5-1150 5-3329 9.803-822.0 9.803-899.0 5-1150 5-3329 9.802-348.0 9.802-363.0 5-1160 5-3029 9.802-350.0 9.802-363.0 5-1162 5-3029 Engine Hp 5.5 5.5 6.5 6.5 9 9 Engine Part # 9.802-316.0 5-0104 9.802-317.0 5-01041 9.802-315.0 5-0102 13 9.802-322.0 13 5-010721 PRESSURE WASHER Specifications Specifications 17 9.800-082.0 • REV. 7/06 5-3329 Unloader, 25 lpm @ 240 BAR, Fits with KG2530 Pump OPERATOR’S MANUAL PRESSURE WASHER VBA35 unloader Exploded View VBA35 unloader Exploded View parts list ITEM Part # 18 description Kit qty ITEM Part # description Kit qty 1 9.803-902.0 Body Valve (KG) 9.803-901.0 Body Valve (KS) 1 1 15 9.803-916.0 Spring B 1 16 9.803-917.0 Poppet B 1 2 9.803-903.0 O-Ring A, C 1 17 9.802-893.0 Seal Washer 3/8 2 3 9.803-904.0 Seat C 1 18 9.803-920.0 Banjo Bolt, 3/8 w/ 1/8 Pilot 1 4 9.803-905.0 Ball, Sub-assy C 1 19 9.803-915.0 Banjo Bolt 1/2 1 5 9.803-906.0 O-Ring A 1 20 9.803-921.0 Seal Washer 1/2 2 6 9.803-907.0 Guide Bushing 1 21 9.803-922.0 Plate C 1 7 9.803-908.0 Teflon Ring A 1 22 9.803-923.0 Spring C 1 8 9.803-909.0 O-Ring A 2 23 9.803-924.0 Set Screw 1 9 9.803-910.0 O-Ring A 1 24 9.803-925.0 Nut 1 10 9.803-911.0 Connector 1 25 9.803-926.0 Brass Handle 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 1 A, B Kit A 9.803-927.0 O-Ring Repair Kit Kit B 9.803-928.0 Outlet Kit Kit C 9.803-929.0 Stem Repair Kit 9.800-082.0 • REV. 7/06 PRESSURE WASHER VB55 Unloader valve exploded view 5-3029 Unloader, PA 8 gpm @ 3650 psi, Fits with KS4040G & KS3040G Pump 10 25 17 9 16 8 24 15 7 14 23 OPERATOR’S MANUAL 6 29 4 21 13 22 20 5 28 12 27 11 19 27 18 3 2 1 26 30 VB55 Unloader valve exploded view parts list ITEM Part # description qty ITEM Part # description qty 1-60005831 Delivery Coupl. 3/8F BSP Brass 1 16 1-10401113*Back-up Ring, 11 x13 x 2mm 1 2 1-10307002*O-Ring, 1.78 x 18.77 mm Ni 85 1 17 1-10306000*O-Ring, 1.78x12.42 mm 1 3 1-60005351 Spring, 0.7x9x20 mm Sst 1 18 1-10306801*O-Ring, 1.78x17.17 mm Ni85 1 1-60130831 Piston Holder, Brass 1 1 4 1-60005231 Shutter Pin, Brass 1 19 5 1-10321300*O-Ring, 3 x 6 mm 1 20 1-60131331 Spring Guide Pin 1 1-16210000 Set Screw, DIN914 M4x4mm 1 6 1-14410000 Sealing Washer, 3/8 Bsp 2 21 7 1-60135135 Valve Housing, VB55, Brass 1 22 1-60131231 Ring Nut, M20x1 Brass 1 23 1-60131561 Spring, 3.4x13.8x48 mm z.pl 1 24 1-60130431 Valve, Regulating Insert, Brass 1 25 1-60120284 Valve, Regulating Knob, PA Black1 8 1-60130620*Seat, 8mm + O-Ring, 1.78mm NBR85 1 9 1-60131121*Shutter Pin, M6 Brass + Ball, 13/32" Sst 1 10 1-10306401*O-Ring, 1.78x14 mm Ni85 1 11 1-60130131 Spacer Ring, 7x18x7.5 mm Brass1 26 1-60135235 Manifold, 1/2F Bsp, Brass (5-3025)1 1-60137635 Manifold, 1/2F Bsp-3/8F Brass (5-3029) 1 12 1-10400792*Back-up Ring 7x9x2 mm 1 27 1-14410100 Sealing Washer, 1/2 Bsp 2 1 28 1-10317510 O-Ring, 2.62x10.77 mm Vi 70 1 14 1-60130331 Spacer Ring, 7.3x18.5x12.7 mm Brass 1 29 1-60100731 Banjo Bolt, 3/8 M Bsp 1 30 1-60100831 Banjo Bolt, 1/2 M Bsp 1-60077331 Banjo Bolt, 1/2 MBsp w/1/8" NPT Pilot 1 13 15 1-10305600*O-Ring, 1.78x8.74 mm 1-60130751 Piston, M6 Sst 1 * Kit 1-60131624 Repair Kit (K1) 9.800-082.0 • REV. 7/06 1 19 9.803-822.0 KG2530G 9.803-823.0 KG3030G OPERATOR’S MANUAL PRESSURE WASHER KG pump EXPLODED VIEW TORQUE SPECS Item # Ft.-lbs 14 65 17 22 25 8 36 8 38 9 47 13 KG pump EXPLODED VIEW parts list item Part no. Description QTY item Part no. Description QTY 1 70-020292 Crankcase 1 18 70-140001 Washer 8 2* See Kit Below Plunger Oil Seal 3 19 70-060306 Copper Washer 3/8" 1 3* 70-060181 O-Ring Ø1.78 x 28.30 3 20 70-160117 Brass Plug 3/8" 2 4* 70-120120 Pressure Ring, 15mm 3 25 70-180112 Hexagonal Screw 9 5* See Kit Below "V" Seal, 15mm 6 26 70-020318 Bearing Cover 1 6* 70-030048 Support Ring 15mm 6 27 70-020502 Seal Bearing 1 7* 70-030049 Intermediate Ring 15mm 3 28 70-150003 Snap Ring 1 8 70-160120 Brass Plug, 1/2" 1 29 70-021300 Ball Bearing 1 9 70-060307 Copper Washer 1/2" 1 30 70-000498 Crankshaft (2530G) 1 10 70-160228 Manifold Housing 1 Crankshaft (3030G) 1 11* 70-060155 O-Ring Ø1.78 x 15.54 6 31 70-160012 Oil Dip Stick 1 12* See Kit Below Valve Assembly 6 32 70-060183 O-Ring 3.53 x 55.56 1 70-000499 13* 70-060122 O-Ring Ø2.62 x 18.77 6 33 70-020011 Needle Roller Bearing 1 14 70-160147 Valve Plug 6 34 70-050096 Engine Flange 1 15 70-060308 Washer, Copper 1 35 70-140002 Spring Washer 4 16 70-160121 Brass Plug G1/4 1 36 70-180126 Flange Screw 4 17 70-180118 Manifold Stud Bolt 8 20 9.800-082.0 • REV. 7/06 PRESSURE WASHER KG pump EXPLODED VIEW parts list (Cont) item Part no. Description 37 70-000105 Crankshaft Seal QTY 1 Plunger Nut 3 39* See Kit Below Plunger, 15mm 3 40* 70-140027 Copper Spacer 3 41* 70-060130 O-Ring Ø1.78x5.28 3 42* 70-000913 Teflon Ring 3 43 70-000320 Plunger Rod 3 44 70-150204 Connecting Rod Pin 3 45 70-010008 Connecting Rod 3 46 70-140102 Spring Washer 6 47 70-180132 Connecting Rod Screw 6 48 70-060104 O-Ring 2.62 x 107.62 1 49 70-020352 Crankcase Cover 1 50 70-060302 Gasket, G3/8 1 51 70-070005 Sightglass G3/8 1 OPERATOR’S MANUAL 38* 70-030211 * Part available in kit (See below) Repair kit number 70-261408 70-261409 70-261404 70-260028 70-260826 Kit description Plunger Seal 15mm Complete Seal Packing 15mm Plunger 15mm Complete Valve Plunger Oil Seals 3, 5, 6 2, 3, 4, 5, 6, 7 38, 39, 40, 41, 42 11, 12, 13 2 3 1 1 6 3 item numbers included Number of cylinders Kit will service 21 9.800-082.0 • REV. 7/06 9.802-348.0 KS3040G 9.802-350.0 KS4040G OPERATOR’S MANUAL PRESSURE WASHER Ks pump EXPLODED VIEW TORQUE SPECS Item # Ft.-lbs 15 75 16 22 24 8 36 10 44 9 54 13 Ks pump EXPLODED VIEW parts list item Part no. Description QTY item Part no. Description QTY 1 9.802-746.0 Crankcase 1 24 9.802-939.0 Hexagonal Screw 9 2 9.803-196.0 Plunger Guide 3 25 9.803-210.0 Washer 4 3* See Kit Below Plunger Oil Seal 3 26 9.803-184.0 Closed Bearing Housing 1 4* 9.803-189.0 3 27 9.803-192.0 O-Ring Ø 1.78 x 60.05 2 5* See Kit Below "V" Seal , 15mm 6 28 9.802-914.0 Snap Ring 1 6* See Kit Below Pressure Ring, 15mm 3 29 9.803-168.0 Double Row Ball Bearing 1 7* See Kit Below Support Ring 15mm 6 30 9.803-150.0 Crankshaft (KS3040G) 1 8* See Kit Below Intermed. Ring 15mm 3 9.803-152.0 Crankshaft (KS4040G) 1 9 9.802-926.0 Brass Plug, 1/2" 1 31 9.802-945.0 Set Screw 1 10 9.803-199.0 Copper Washer 1/2" 1 32 9.802-921.0 Oil Dip Stick 1 11 9.802-932.0 Manifold Housing 1 33 9.803-161.0 Needle Roller Bearing 1 O-Ring Ø2.62 x 17.13 12* 9.803-191.0 O-Ring Ø1.78 x 31.47 6 34 9.803-183.0 Engine Flange 1 13* See Kit Below Valve Assembly 6 35 9.803-221.0 Spring Washer 4 14* 9.803-191.0 O-Ring Ø2.62 x 20.29 6 36 9.803-240.0 Flange Screw 4 15 9.802-928.0 Valve Plug 6 37 9.803-243.0 Engine Screw, 5/16" 4 16 9.802-938.0 Manifold Stud Bolt 8 38 9.803-215.0 Washer 4 17 9.802-884.0 Washer 8 39 9.802-889.0 Spring Washer 4 18 9.803-198.0 Copper Washer 3/8" 1 19 9.802-925.0 Brass Plug 3/8" 2 22 9.800-082.0 • REV. 7/06 item Part no. Description PRESSURE WASHER Ks pump EXPLODED VIEW parts list QTY 40 9.803-244.0 Engine Screw 3/8" 4 41 9.803-216.0 Washer 4 42 9.803-217.0 Spring Washer 4 43 9.803-142.0 Crankshaft Seal 1 44* See Kit Below Plunger Nut 3 45* See Kit Below Plunger, 15mm 3 46* See Kit Below Copper Spacer 3 3 48* 9.803-156.0 Teflon Ring 3 49 9.803-145.0 Plunger Rod 3 50 9.802-913.0 Snap Ring 6 51 9.802-916.0 Connecting Rod Pin 3 52 9.803-158.0 Connecting Rod 3 53 9.803-218.0 Spring Washer 6 54 9.803-238.0 Connecting Rod Screw 6 55 9.803-185.0 Cover Gasket 1 56 9.803-165.0 Crankcase Cover 1 57 9.803-197.0 Gasket, G3/8 1 58 9.803-201.0 Sight Glass, G3/8 1 OPERATOR’S MANUAL 47* See Kit Below O-Ring Ø1.78x5.28 * Part available in kit (See below) Repair kit number Kit description item numbers included Number of cylinders Kit will service 9.802-622.0 9.802-623.0 9.802-621.0 9.802-603.0 9.802-609.0 Plunger Seal 15mm Complete Seal Packing 15mm Plunger 15mm Complete Valve Plunger Oil Seals 4, 5, 7 3, 4, 5, 6, 7, 8 44, 45, 46, 47, 48 12, 13, 14 3 3 1 1 6 3 23 9.800-082.0 • REV. 7/06 ">

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Key features
- High pressure cleaning
- Powerful engine
- Durable construction
- Easy to use
- Versatile applications
Frequently asked questions
The pressure of the pressure washer varies depending on the model. The HD 2.3/24 P has a pressure of 2400 PSI, the HD 2.5/27 P has a pressure of 2700 PSI, the HD 3.0/30 P has a pressure of 3000 PSI, and the HD 3.8/35 P has a pressure of 3500 PSI.
To locate your local Kärcher Commercial Pressure Washer Dealer nearest you, please call 1-888-805-9852 or visit www.karchercommercial.us
The pressure washer specifications are listed on page 17 of the manual.