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Kärcher HD 3.0/27 G Service Manual

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SERVICE MANUAL
MODEL #
HD 3.0/27 G
HD3.0/27 GB
HD 3.4/35 G
HD 3.3/35 GB
HD 4.0/40 G
HD 4.0/40 GB
HD 4.0/40 Ge
HD 4.0/40 GeB
ORDER #
1.107-270.0
1.107-271.0
1.107-272.0
1.107-273.0
1.107-274.0
1.107-275.0
1.107-276.0
1.107-277.0
9.801-760.0

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  Also See for Kärcher HD 3.0/27 G

  Summary of Contents for Kärcher HD 3.0/27 G

  • Page 1 SERVICE MANUAL MODEL # ORDER # HD 3.0/27 G 1.107-270.0 HD3.0/27 GB 1.107-271.0 HD 3.4/35 G 1.107-272.0 HD 3.3/35 GB 1.107-273.0 HD 4.0/40 G 1.107-274.0 HD 4.0/40 GB 1.107-275.0 HD 4.0/40 Ge 1.107-276.0 HD 4.0/40 GeB 1.107-277.0 9.801-760.0...
  • Page 2: Exploded View

    EXPLODED VIEW For Models: HD3.0/27 GB, HD 3.3/35 GB, HD 4.0/40 GB HD 4.0/40 GeB Detail See Pump Assy 31 37 9.801-760.0 • Rev. 03/16...
  • Page 3: Exploded View Parts List

    EXPLODED VIEW PARTS LIST ITEM PART NO. DESCRIPTION 8.924-117.0 Al Base Belt Drive CW 8.924-394.0 Al Handle CW 8.924-393.0 Al Bumper Flat End CW 8.924-089.0 Axle CW Base AL 23" Long (HD 3.3/35 GB, HD 4.0/40 GB, HD 4.0/40 GeB) 8.631-285.0 Axle, Dia .625, Frame, 21"...
  • Page 4 EXPLODED VIEW PARTS LIST ITEM PART NO. DESCRIPTION 9.802-415.0 Belt, BX35 (HD 3.0/27 GB) 8.715-695.0 Belt, BX34 ( HD 4.0/40 GB) 8.715-697.0 Belt, BX36 (HD3.3/35 GB) 9.802-402.0 Bushing, H x 24mm (HD 3.3/35 GB, HD 4.0/40 GB, HD 3.0/27 GB) 9.803-897.0 Bushing, H X 3/4 (HD3.0/27 GB) 9.802-399.0...
  • Page 5: Pump Assembly Exploded View

    HD3.0/27 GB, HD3.3/35 GB, HD4.0/40GB, HD4.0/40GBe HD, HD 3.4/35 G) 8.706-168.0 Elbow, 3/8" NPT-p/n- 8.706-207.0 Elbow, 3/8", Street 90 deg,Steel tf3529x6 Steel HD 3.0/27 G,HD 3.4/35 G, HD 4.0/40 G, (All Models) HD 4.0/40 Ge 8.706-829.0 Elbow, 1/2" Street, Brass (HD3.0/27G,HD 3.4/35G, HD4.0/40G, HD4.0/40Ge)
  • Page 6 LB3030R PUMP EXPLODED VIEW 8.754-751.0 LB3030R TORQUE SPECS Item # Ft.-lbs LB3030R PUMP PARTS LIST ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION 9.802-939.0 Screw, M6 X 16 8.754-841.0 Crankcase 8.717-137.0 Bearing Cover 8.754-846.0 O-ring Ø1.78 X 72.75 9.803-954.0 Bearing Seal See Kits Below Plunger Oil Seal 8.754-843.0 Seal Spacer, Crankshaft...
  • Page 7 REPAIR KIT NUMBER 8.754-856.0 8.754-857.0 8.754-858.0 8.754-859.0 9.803-937.0 Plunger Seals 16 Plunger Oil KIT DESCRIPTION Seal Packing 16 mm Plunger 16 mm Complete Valve Seals ITEM NUMBERS 4, 6, 8 4, 5, 6, 7, 8 36, 37, 38, 39 12, 13, 14 INCLUDED NUMBER OF CYLINDERS KIT WILL SERVICE...
  • Page 8: Vrt3 Unloader Exploded View And Part S List

    VRT3 UNLOADER EXPLODED VIEW AND PART S LIST 8.750-297.0, 8 GPM, 2320 PSI 8.750-298.0, 8 GPM, 3630 PSI 8.750-299.0, 8 GPM, 4500 PSI ITEM PART NO. DESCRIPTION 8.750-712.0 Outlet Fitting 8.750-713.0 Knob, Unloader 8.750-709.0 Repair Kit, VRT3, 2320/3630 8.750-710.0 Repair Kit, VRT3, 4500 PSI (Kit Items: 1, 4, 8-12, 16, 21-22) Unloader Adjustment Procedures Remove lock nut (Item 19).
  • Page 9: Troubleshooting

    TROUBLESHOOTING For Models: HD3.0/27 GB, HD 3.3/35 GB, HD 4.0/40 GB HD 4.0/40 GeB PROBLEM POSSIBLE CAUSE SOLUTION LOW OPERATING Faulty pressure gauge Install new gauge. PRESSURE Use larger supply hose; clean fi lter at water Insuffi cient water supply inlet.
  • Page 10 TROUBLESHOOTING For Models: HD3.0/27 GB, HD 3.3/35 GB, HD 4.0/40 GB HD 4.0/40 GeB PROBLEM POSSIBLE CAUSE SOLUTION WATER OR OIL A small amount of leaking is If excessive leaking occurs, call local LEAKING FROM normal distributor. BOTTOM OF PUMP PRESENCE OF Water sprayed at machine Change oil.
  • Page 11: Preventative Maintenance

    TROUBLESHOOTING For Models: HD3.0/27 GB, HD 3.3/35 GB, HD 4.0/40 GB HD 4.0/40 GeB PROBLEM POSSIBLE CAUSE SOLUTION SPRAY WAND Spray wand not properly attached Slide the spray wand into the gun. Turn the LEAKS wand collar clockwise onto the spray gun threads until tight.
  • Page 12 KNA, Inc.4555 Airport Way Denver, CO 80239 Form #9.801-760.0 • Rev. 03/16 Printed in U.S.A. or Mexico...