Landa SEHW6-3500 Operator's Manual
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Landa SEHW6-3500 Operator's Manual

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SEHW
OPERATOR'S MANUAL
SEHW6-3500
■
89139320-7
®
For technical assistance or the Landa Dealer nearest you,
consult our web page at www.landa.com
8.913-932.0

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Summary of Contents for Landa SEHW6-3500

  • Page 1 SEHW OPERATOR’S MANUAL SEHW6-3500 ■ 89139320-7 ® For technical assistance or the Landa Dealer nearest you, consult our web page at www.landa.com 8.913-932.0...

  • Page 2: Table Of Contents

    The model and serial numbers will be found on a decal attached to the pressure washer. You should record both serial number and date of purchase and keep in a safe place for future reference. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 3: Introduction & Important Safety Information

    9. Never run pump dry or leave spray gun closed phase this product should only be connected to a longer than 1-2 minutes. power supply receptacle protected by a GFCI. 10. Keep operating area clear of all persons. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 4: Important Safety Information

    21. Do not operate this machine when fatigued or under TRIGGER GUN KICKS BACK - HOLD WITH the influence of alcohol, prescription medications, 14. Be certain all quick coupler fit- BOTH HANDS or drugs. tings are secured before using pressure washer. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...
  • Page 5 IMPORTANT SAFETY INFORMATION Follow the maintenance instructions specified in the manual. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 6: Component Identification

    Wand — Must be connected to the spray gun. floor. This system prevents internal pump damage. High Pressure Hose — Connect one end to water pump high pressure discharge nipple and the other end to spray gun. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 7: Assembly Instructions

    Electrical connection to machine should be the proper voltage, phase and amperage. See specifications for particular model. A power plug is not provided to ensure proper connection by an electrician. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 8: Operation Instructions

    STEP 4B: For time delay shut down machines simply press pump switch “ON” and the machine will start. Before installing pressure nozzle. Run machine allowing water to flush through the system until clear. Then insert high pressure nozzle. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 9: Detergents & General Cleaning Techniques

    When the water reaches this temperature, the pump protector engages and cools the pump by discharging the warm LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 10: Shutdown Instructions

    5. D o n o t a l l o w h i g h p r e s s u r e h o s e t o become kinked. 6. Store the machine and accessories in a room which does not reach freezing temperatures. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 11: Troubleshooting

    Clogged burner nozzle Replace. Water not flowing through unloader Open spray gun to allow water to flow. Flow switch malfunction Remove test for continuity and replace as needed. Fuel solenoid malfunction Replace if needed LANDA SEHW • 8.913-932.0 • Rev. 02/12a...
  • Page 12 Wire contacts should be clean and tight. No breaks in wires. Coil liming up causing excessive See section on Preventative Maintenance. pressure Water pump low or out of oil Fill to correct level causing pump to bind up LANDA SEHW • 8.913-932.0 • Rev. 02/12a...
  • Page 13 Check and clean or replace if necessary. Unloader valve seat faulty Check and replace if necessary. Nozzle incorrectly sized See serial plate for minimum nozzle size. Worn piston packing Check and replace if necessary LANDA SEHW • 8.913-932.0 • Rev. 02/12a...
  • Page 14 O.R. Plunger retainer worn Check and replace if necessary. FROM UNDER Cracked ceramics Check and replace if necessary. PUMP OIL DRIPPING Oil seal worn Check and replace if necessary. Cracked manifold Check and replace if necessary. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 15: Preventative Maintenance

    Attention to regular preventative maintenance procedures will assist in preserving the performance of your equipment. Contact your Landa dealer for maintenance. Regular preventative maintenance will add many hours to the life of your pressure washer.

  • Page 16: Maintenance & Service

    Landa recognized coil cleaning detergent. ELECTRODE SETTING: WAYNE 6. Do not allow acidic, caustic or abrasive fluids to be pumped through system. 7. Always use high grade quality Landa cleaning 1/8" Electrodes detergents. 1/8"...
  • Page 17 In areas where alkaline water is an extreme problem, periodic use of Landa Deliming Pow- der (Landa Part #9-028008) will remove lime and other deposits before coil becomes plugged. (See Deliming Instructions for use of Landa Deliming Powder.)
  • Page 18 3. Remove all the fittings from the inlet and discharge unloader may be necessary to maintain correct pres- side of coil. sure. Consult your local Landa Dealer for the correct procedure in adjusting the unloader valve. 4. Remove the burner assembly from the combustion chamber.

  • Page 19: Coil Removal & Installation

    Wrap Insulation 3/8" Insulation Screw Tabs Coil Burner Hold Assembly Down Bolt Insulation Retainer Plate 1/2" Pipe Nipple 1/2" Pipe Rupture Nipple Disk Rupture Disk Hose 89139320-3 Capillary Discharge Tube Manifold Thermostat Sensor LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 20: Exploded View

    EXPLODED VIEW - LEFT SIDE 17, 28,41 89139320-4 LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 21: Exploded View

    EXPLODED VIEW - RIGHT SIDE Control Panel Valve 17,80 Detail See Float Tank Illus. Detail See Control Panel Illus. 89139320-5 LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 22: Exploded View Parts List

    8.707-055.0 Strainer, Inlet GH 8.918-424.0 Hose, 25" x 3/8", 100R2, Pump Assembly, See Specifications Pages 29-31 Pressure Loop 9.802-193.0 Gasket, 1/4" Neoprene 15" 8.750-095.0 Thermostat, 302° 8.706-797.0 Nipple, 1/2" Hex 9.149-003.0 Discharge Manifold LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 23: Exploded View Parts List

    NPT 90° 9.802-809.0 Washer, 1/2" Flat 8.718-829.0 Nut, 1/2", ESNA 9.802-522.0 Srain Relief, 1" 8.715-933.0 Cord, Service, SO, 6/4 5 ft. (1.109-521.0) 9.802-437.0 Cord, Service, SEO, 10/4 5 ft. (1.109-522.0) ▲ Not Shown LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 24: Float Tank Assembly

    FLOAT TANK ASSEMBLY To Pump Inlet 89139320-6 LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 25: Float Tank Assembly Parts List

    Push-on, 1/2" MPT x 3/4" Barb 1 8.707-061.0 Strainer, 1/2" Basket 9.802-770.0 Screw, 1/4" x 1" BH, SOC 9.802-794.0 Nut, Cage, 1/4" x 12 Gauge 8.719-039.0 Washer, 1-3/16" x 2-1/4" Rubber 9.802-254.0 Hose, 1/4" Push-On 34" LANDA SEHW • 8.913-932.0 • Rev. 02/12a...
  • Page 26 CONTROL PANEL ASSEMBLY 36,37,40 89139320-8 To Motor LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 27: Control Panel Assembly & Parts List

    Bar, Jumper 9.802-491.0 Block, Strip, Terminal, 4-Pole 9.802-749.0 ▲ Screw, 8/32" x 3/4" 9.802-785.0 ▲ Nut, 8/32" 2 9.802-472.0 Timer, Solid State 120V, 5-60 Min Adj. (Auto Start Only) Contactor, See Specifications Pages 29-31 LANDA SEHW • 8.913-932.0 • Rev. 02/12a...
  • Page 28 Nozzle Replacement Only (All Models) 1 83-SSVPKIT ▲ Repair Kit, AR SS 9.802-286.0 ▲ Nozzle Only, Brass Soap 8.751-234.0 Gun, Landa, L1050, Nozzle, 1/8" 5000 PSI, 10.4 GPM ▲ Not Shown LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 29: Specifications

    BECKETT SPECIFICATIONS Burner Fuel Burner Fuel/Pump Fuel Model No. Assy No. Nozzle Transformer Motor Solenoid/Cord Solenoid Coil Electrode SEHW6-35024B 9.802-556.0 8.717-366.0 7-51824 9.803-056.0 7-21844U 7-21755U 8.740-110.0 SEHW6-35024C 9.802-556.0 8.717-366.0 7-51824 9.803-056.0 7-21844U 7-21755U 8.740-110.0 LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 30: Specifications

    Part # Pulley Part # 6-35024B LT6035/L 8.904-883.0 2BK60H 9.802-387.0 25mm 9.802-403.0 15-3 HP 230V/3PH 60 8.751-006.0 2TB40H 8.715-598.0 6-35024C LT6035/L 8.904-883.0 2BK60H 9.802-387.0 25mm 9.802-403.0 15-3 HP 460V/3PH 60 8.751-006.0 2TB40H 8.715-598.0 LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 31: Specifications

    Fuse Part # 6-35024B P1x1-5/8” 9.803-980.0 BX41 (2) 8.715-702.0 8.724-281.0 8.724-307.0 9.802-550.0 3 Amp 9.802-465.0 (2) 8 Amp 9.802-460.0 6-35024C P1x1-5/8” 9.803-980.0 BX41 (2) 8.715-702.0 8.724-276.0 8.724-304.0 9.802-550.0 3 Amp 9.802-465.0 (2) 8 Amp 9.802-460.0 LANDA SEHW • 8.913-932.0 • Rev. 02/12a...
  • Page 32 O-Ring Ø2.62 x 17.13 9.803-177.0 Shim See Kit Valve Assembly 9.803-181.0 Bearing Housing See Kit O-Ring Ø2.62 x 20.29 See Kit Plunger Bolt 9.802-928.0 Valve Plug See Kit Copper Spacer 9.802-943.0 Manifold Stud Bolt LANDA SEHW • 8.913-932.0 • Rev. 02/12a...
  • Page 33 NUMBER OF CYLINDERS KIT WILL SERVICE REPAIR KIT 9.802-603.0 9.802-606.0 NUMBER Complete Valve Plunger Oil Seals KIT DESCRIPTION (all pumps) (all pumps) ITEM NUMBERS 14, 15, 16 INCLUDED NUMBER OF CYLINDERS KIT WILL SERVICE LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 34: Vrt 3 Unloader

    “spike” pressure exceeds the 500 psi limit, remove the adjusting knob (Item 18) and re-adjust (lower) the nuts (Items 15) on the stem (Item 8). Re-attach the adjusting knob (Item 18), then repeat step #6. LANDA SEHW • 8.913-932.0 • Rev. 02/12a...

  • Page 35: Vb8 Unloader

    12-16210000 M4 x 4mm Dowel 12-14358200 Washer D. 30mm (8360129000) 1 12-60170431 M22 Nut 12-60225431 M30 Nut (83-60129000) 12-14371900 Washer 9 x 15mm 12-29009624 PR5 Pl. Housing Kit 12-60121224 ‡ VB8 Repair Kit LANDA SEHW • 8.913-932.0 • Rev. 02/12a...
  • Page 37 Authorized LANDA Dealer of the defect. Your Authorized LANDA Dealer will file a claim with Landa, who must subsequently verify the defect. In most cases, the part must be returned to LANDA freight prepaid with the claim. For warranty service on components warranted by other manufacturer’s, your Authorized LANDA Dealer can help you obtain warranty service through these manufacturers’...
  • Page 38 Form #8.913-932.0 • Revised 02/12a • Printed in U.S.A.

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