Page 1
OPERATOR’S MANUAL MODEL # ORDER # MODEL # HD 2.3/24 P 1.575-100.0 DG-232437 HD 2.5/27 P 1.575-101.0 DG-252737 HD 3.0/30 P 1.575-102.0 DG-303037 HD 3.5/32 P 1.575-103.0 DG-353237 HD 3.8/35 P 1.575-104.0 DG-383537 HD 2.3/23 P 1.575-110.0 DG-232336 To locate your local Kärcher Commercial Pressure Washer Dealer nearest you, please visit www.karchercommercial.us...
INTRODUCTION & IMPORTANT SAfETy INfORMATION Thank you for purchasing this Pressure Washer. WARNING: Risk of asphyxiation. WARNING We reserve the right to make changes at any time Use this product only in a well without incurring any obligation. ventilated area. 5.
Page 5
INTRODUCTION & IMPORTANT SAfETy INfORMATION WARNING: Be extremely careful WARNING when using a ladder, scaffold- WARNING: Flammable liquids WARNING ing or any other relatively un- can create fumes which can stable location. The cleaning ignite, causing property dam- area should have adequate age or severe injury.
COMPONENT IDENTIfICATION Detergent Injector Unloader Pressure Nozzle Pump Protector Detergent bucket (not included) Pump Inlet Screen Spray Gun Garden Hose (not included) Trigger Straight Through Wand Starter Grip High Pressure Hose Pump — Develops high pressure. High Pressure Hose — Connect one end to water pump discharge nipple and the other end to spray Starter Grip—...
ASSEMbLy INSTRUCTIONS Carriage Hose/Gun Handle bolt Storage bracket Alignment bolts Holes frame Assy. Studs STEP 1: Attach the handle to the STEP 2: Insert the carriage bolt STEP 3: Attach the spray gun/hose frame of the pressure washer. through the holes from the outside storage handle and bracket to Note: It may be necessary to move of the unit and attach a nut from...
OPERATING INSTRUCTIONS Dipstick Oil Dipstick Oil Window STEP 1: Check engine oil level. Oil level should be STEP 2: Remove shipping cap and install oil dipstick. level with the bottom of the oil filler neck. Be sure the Check pump oil level by using dipstick or observe oil machine is level when checking the oil level.
Page 9
OPERATING INSTRUCTIONS (CON'T) On-Off Switch STEP 8: Turn the engine switch to "On" position. STEP 9: Pull the starter grip. If the engine fails to start after 2 pulls, squeeze the trigger gun to release pressure On Briggs engines, move the throttle lever to "Fast" and repeat step.
DETERGENT AND GENERAL CLEANING TECHNIqUES THERMAL PUMP PROTECTION WARNING: Some detergents WARNING may be harmful if inhaled or If you run the engine on your pressure washer for 1-2 ingested, causing severe nau- minutes without pressing the trigger on the spray gun, sea, fainting or poisoning.
SHUTTING DOWN AND CLEAN-UP On-Off Switch STEP 1: Remove detergent suc- STEP 2: Turn off the engine. STEP 3: Turn off water tion tube from container and insert supply. into one gallon of fresh water. Slide nozzle forward for low pressure or to connect black detergent nozzle.
TROUbLESHOOTING PRObLEM POSSIbLE CAUSE SOLUTION LOW OPERATING Insufficient water supply. Closed Use larger garden hose; clean inlet water PRESSURE faucet. Inlet hose kinked screen. Open faucet. Clogged inlet hose strainer Check plumbing system for leaks. Re-tape leaks with Teflon tape. Faulty or improperly adjusted Adjust unloader for proper pressure.
Page 13
TROUbLESHOOTING PRObLEM POSSIbLE CAUSE SOLUTION ENGINE Not enough gas or engine oil Fill tank with gas. Check oil level. OPERATES fOR Vapor lock developed by heat Keep gas tank full to avoid vapor locking. 15 MIN. THEN of day STOPS Obstruction in fuel filter Clean or replace fuel filter.
PREvENTATIvE MAINTENANCE This pressure washer was produced with the best available materials and quality craftsmanship. However, you as the owner have certain responsibilities for the correct care of the equipment. Attention to regular preventa- tive maintenance procedures will assist in preserving the performance of your equipment. Contact your dealer for maintenance.
ExPLODED vIEW PARTS LIST ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION Nozzle Size, See Page 19 For Proper Size Engine, See Specifications Page 4-1280000 Nozzle, .0 0° Red Pump, See Specifications Page 4-1280015 Nozzle, .0 15° Yellow Unloader, See Specifications Page 4-1280025 Nozzle, .0 25°...
Page 17
ExPLODED vIEW PARTS LIST CONT. ITEM PART NO. DESCRIPTION 9.802-958.0 Key, .185 Sqr x 1.75" (5 HP, 5.5 HP, 6.5 HP) 9.802-251.0 Tube, 1/4" x 1/2" Clear Vinyl 6 ft. 9.800-049.0 Label, Manufacturer's Cleaning Solution 9.802-776.0 Nut, 5/16" ESNA, NC (5 HP, 5.5 HP, 6.5 HP) 9.802-779.0 Nut, /8"...
vbA35 UNLOADER ExPLODED vIEW 9.803-899.0 & 9.803-900.0 Unloader, 25 lpm @ 240 bAR, fits with kG2530 Pump vbA35 UNLOADER ExPLODED vIEW PARTS LIST ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION 9.80-902.0 Body Valve (KG) 9.80-916.0 Spring 9.80-901.0 Body Valve (KS) 9.80-917.0 Poppet 9.80-90.0 O-Ring...
kG PUMP ExPLODED vIEW 9.803-822.0 kG2530G 9.803-823.0 kG3030G TORqUE SPECS Item # Ft.-lbs kG PUMP ExPLODED vIEW PARTS LIST ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION 9.80-98.0 Crankcase 9.802-884.0 Washer See Kit Below Plunger Oil Seal 9.80-198.0 Copper Washer /8" 9.80-99.0 O-Ring Ø1.78 x 28.0 9.802-925.0...
Page 21
kG PUMP ExPLODED vIEW ITEM PART NO. DESCRIPTION 9.804-586.0 Crankshaft Seal 9.80-959.0 Plunger Nut See Kit Below Plunger, 15mm 9.80-962.0 Copper Spacer 9.80-96.0 O-Ring Ø1.78x5.28 9.80-156.0 Teflon Ring 9.80-964.0 Plunger Rod 9.80-965.0 Connecting Rod Pin 9.80-966.0 Connecting Rod 9.80-218.0 Spring Washer 8.9-020.0 Connecting Rod Screw 9.80-969.0...
Page 23
kS-1 PUMP ExPLODED vIEW PARTS LIST (CONT.) ITEM PART NO. DESCRIPTION 9.80-221.0 Spring Washer 9.80-240.0 Flange Screw 9.80-24.0 Engine Screw, 5/16" 9.80-215.0 Washer 9.802-889.0 Spring Washer 9.80-244.0 Engine Screw /8" 9.80-216.0 Washer 9.80-217.0 Spring Washer 9.80-142.0 Crankshaft Seal 9.80-959.0 Plunger Nut See Kit Below Plunger, 15mm 9.80-962.0 Copper Spacer...
Page 25
LIMITED NEW PRODUCT Phone: 360-833-1600 WARRANTY—COMMERCIAL fax: 800-248-8409 PRESSURE WASHERS www.karchercommercial.us WHAT THIS WARRANTY COVERS All Kärcher commercial pressure washers are warranted by Kärcher to the original purchaser to be free from defects in materials and workmanship under normal use, for the periods specified below. This Limited Warranty, subject to the exclusions shown below, is calculated from the date of the original purchase, and applies to the original components only.
Page 26
Form #9.800-082.0 • Revised 01/08 • Printed in U.S.A.
Need help?
Do you have a question about the DG-232437 and is the answer not in the manual?
Questions and answers