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LANDA SEHW  •  8.913-932.0   •  Rev. 02/12a

OPERA

TOR’S MANU

AL

  

PRESSURE 

W

ASHER 

 

4

RISK OF INJECTION 

OR SEVERE INJURY 

TO PERSONS. KEEP 

CLEAR OF NOZZLE.

WARNING

WARNING: High pressure devel-

oped  by  these  machines  will 
cause personal injury or equip-
ment  damage.  Keep  clear  of 
nozzle. Use caution when oper-
ating.  Do  not  direct  discharge 
stream at people, or severe in-
jury or death will result. 

 

WARNING

PROTECT FROM 

FREEZING

WARNING: Protect machine from 

freezing.

15.  To  keep  machine  in  best  
 

operating  conditions,  it  is  

 

important you protect machine  

 

from freezing. Failure to protect  

 

m a c h i n e   f r o m   f r e e z i n g  

 

could cause malfunction of the  

 

machine and result in death, 

serious bodily injury, and/or property damage. Fol-
low storage instructions specified in this manual.

16. Inlet water must be clean fresh water and no hotter 

then 90°F.

 

WARNING

RISK OF 

ASPHYXIATION. USE 

THIS PRODUCT ONLY 

IN A WELL 

VENTILATED AREA.

WARNING: Risk of asphyxiation. 

Use  this  product  only  in  a  well 
ventilated area. 
 17.  Avoid  installing  machines  in 

small  areas  or  near  exhaust 
fans.  Adequate  oxygen  is 
needed  for  combustion  or 
dangerous  carbon  monoxide 
will result.

 18.  Manufacturer  will  not  be  liable  for  any  changes 

made to our standard machines or any components 
not purchased from us.

 19.  The best insurance against an accident is precau-

tion and knowledge of the machine.

WARNING

RISK OF INJURY 

FROM FALLS WHEN 

USING LADDER.

WARNING: Be extremely careful 

when using a ladder, scaffolding 
or any other relatively unstable 
location. The  cleaning  area 
should  have  adequate  slopes 
and drainage to reduce the pos-
sibility of a fall due to slippery 
surfaces.
 

 20.  Do  not  overreach  or  stand  on  unstable  support. 

Keep good footing and balance at all times.

 21.  Do not operate this machine when fatigued or under 

the influence of alcohol, prescription medications,  
or drugs.

IMPORTANT SAFETY INFORMATION

WARNING

USE PROTECTIVE  

EYE WEAR 

AND CLOTHING  

WHEN OPERATING 

THIS EQUIPMENT.

WARNING: High pressure spray 

can cause paint chips or other 
particles  to  become  airborne 
and fly at high speeds. To avoid 
personal  injury,  eye,  hand  and 
foot  safety  devices  must  be 
worn.
 11.   Eye, hand, and foot protection 

must be worn when using this 
equipment.

WARNING

EAR PROTECTION 

MUST BE WORN

WARNING: This machine exceeds 

85 db appropriate ear protection 
must be worn.

 

WARNING

HOT DISCHARGE FLUID: 

DO NOT TOUCH OR 

DIRECT DISCHARGE 

STREAM AT PERSONS.

WARNING: Hot discharge fluid. 
Do not touch or direct discharge 
stream at persons.
WARNING: This  machine  pro-
duces hot water and must have 
insulated components attached 
to protect the operator.

WARNING

RISK OF INJURY.  

HOT SURFACES  

CAN CAUSE BURNS

WARNING:  Risk  of  injury.  Hot 

surfaces can cause burns. Use 
only designated gripping areas 
of spray gun and wand. Do not 
place hands or feet on non-insu-
lated  areas  of  the  pressure 
washer.

 

 12.  To  reduce  the  risk  of  injury,  close  supervision  is 

necessary when a machine is used near children. 
Do  not  allow  children  to  operate  the  pressure 
washer. 

This machine must be attended during 

operation. 

 

TRIGGER GUN KICKS 

BACK - HOLD WITH  

BOTH HANDS

WARNING

WARNING: Grip cleaning wand 

securely with both hands before 
starting. Failure to do this could 
result in injury from a whipping 
wand.
13.   Never  make  adjustments  on 

machine while in operation. 

 14.  Be certain all quick coupler fit-

tings are secured before using 
pressure washer.

Summary of Contents for SEHW6-3500

Page 1: ...8 913 932 0 OPERATOR S MANUAL For technical assistance or the Landa Dealer nearest you consult our web page at www landa com SEHW6 3500 SEHW 89139320 7 LISTED...

Page 2: ...ion Important Safety Information 3 5 Component Identification 6 Assembly Instructions 7 Operation Instructions 8 Detergents General Cleaning Techniques 9 Shut Down Instructions 10 Storage 10 Troublesh...

Page 3: ...fault circuit interrupter GFCI If rated more than 250 volts or more than single phase this product should only be connected to a power supply receptacle protected by a GFCI DANGER Improper connection...

Page 4: ...s sibility of a fall due to slippery surfaces 20 Do not overreach or stand on unstable support Keep good footing and balance at all times 21 Do not operate this machine when fatigued or under the infl...

Page 5: ...LANDA SEHW 8 913 932 0 Rev 02 12a 5 PRESSURE WASHER OPERATOR S MANUAL IMPORTANT SAFETY INFORMATION Follow the maintenance instructions specified in the manual...

Page 6: ...vers a specific gpm to the high pressure nozzle which develops pressure Not Shown Spray Gun Controls the application of water and detergent onto cleaning surface with trigger device Includes safety la...

Page 7: ...on ment 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 electric...

Page 8: ...pressure switch which starts machine For auto start ma chines only When a steady stream of water flows from the spray gun and wand turn the thermostat knob to the 200 mark then push the burner switch...

Page 9: ...rface at low pressure for best results limit your work area to sections approximately 6 feet square and always apply detergent from bottom to top Allow detergent to remain on surface 1 3 minutes Do no...

Page 10: ...ssure washer in a location where the tempera ture will not fall below 32 F 0 C The pump in this machine is susceptible to permanent damage if frozen FREEZE DAMAGE IS NOT COVERED BY WARRANTY 1 Stop the...

Page 11: ...fuel Improper fuel or water in fuel Drain fuel tank and fill with proper fuel Plugged fuel filter Replace as needed Misadjusted burner air bands Readjust air bands for clean burn Little or no fuel pr...

Page 12: ...me build up in coils Clean inside of coils with coil clean Improper burner nozzle See parts list WATER TEMPERATURE TOO HOT Incoming water to machine warm or hot Lower incoming water temperature Fuel p...

Page 13: ...tor tripped Push reset button Fuel pump seized Replace fuel pump Burner fan loose of misaligned Position correctly tighten set screw Defective control switch Replace switch Loose wire Check and replac...

Page 14: ...r in valves Check and clean if necessary Worn bearings Check and replace if necessary PRESENCE OF WATER IN OIL Oil seal worn Check and replace if necessary High humidity in air Check and change oil tw...

Page 15: ...ten under severe conditions OIL CHANGE RECORD MAINTENANCE SCHEDULE Pump Oil Inspect Oil level daily Change After first 50 hours then every 500 hours or annually Check and Tighten Belts Every 3 months...

Page 16: ...visible through oil gauge window Oil should be maintained at that level Fuel Use clean fuel oil that is not contaminated with water and debris Use kerosene No 1 home heating fuel or diesel Drain fuel...

Page 17: ...on cannot be obtained using only the air shutter lock the air shutter in as close a position as can be obtained then repeat the above procedure on the air band setting Burner Nozzle Keep the tip free...

Page 18: ...ching the dis charge hose directly to the pump If high pressure is present then the unloader needs repairing CAUTION When using this procedure to test com ponents keep spray gun open at all times Remo...

Page 19: ...ANUAL COIL REMOVAL INSTALLATION 89139320 3 Top Wrap 3 8 Screw Insulation Tabs Hold Down Bolt Insulation Retainer Plate 1 2 Pipe Nipple Thermostat Sensor Discharge Manifold Capillary Tube Rupture Disk...

Page 20: ...ERATOR S MANUAL PRESSURE WASHER 20 EXPLODED VIEW LEFT SIDE 89139320 4 12 10 2 8 20 1 6 9 16 19 41 25 24 23 21 26 22 27 16 26 13 11 29 77 17 28 41 14 73 78 58 60 46 57 35 36 90 91 38 40 30 34 15 5 4 89...

Page 21: ...GHT SIDE 89139320 5 To Control Panel Valve For Detail See Float Tank Illus For Detail See Control Panel Illus 50 56 50 85 51 76 17 80 94 67 49 44 52 47 42 43 83 82 79 28 17 81 64 62 68 3 3 69 28 17 32...

Page 22: ...35 8 750 095 0 Thermostat 302 1 36 9 149 003 0 Discharge Manifold 1 ITEM PART NO DESCRIPTION QTY 37 8 716 547 0 Connector Straight 1 38 9 802 014 0 Nipple 1 2 x 3 Galvanized 2 39 9 802 797 0 Screw 10...

Page 23: ...2 9 802 811 0 Washer 3 8 x 1 1 2 Fender SAE 8 83 9 802 067 0 Bumper Pad Engine 16 84 9 802 066 0 Pad Soft Rubber 50 Duro 8 85 8 716 547 0 Connector Straight 1 86 9 800 049 0 Label Manufacturer s Clean...

Page 24: ...LANDA SEHW 8 913 932 0 Rev 02 12a OPERATOR S MANUAL PRESSURE WASHER 24 FLOAT TANK ASSEMBLY 89139320 6 11 17 3 15 24 16 2 20 7 13 14 4 5 8 1 12 19 6 9 10 To Pump Inlet 18 21 18 21 23 22 17 18...

Page 25: ...2 Anchor 1 9 8 711 775 0 Inlet Hose 13 Supply Water 1 10 9 802 257 0 Inlet Hose 30 Supply Water 1 11 8 912 233 0 Lid and Hinges 1 12 9 802 185 0 Valve Float Tank Vertical 2 13 9 802 146 0 Swivel 1 2...

Page 26: ...2 0 Rev 02 12a OPERATOR S MANUAL PRESSURE WASHER 26 CONTROL PANEL ASSEMBLY 89139320 8 32 16 21 15 27 17 24 26 20 19 18 22 23 33 12 31 5 30 2 1 5 6 4 9 10 14 13 38 39 3 28 29 8 11 25 35 36 37 40 7 6 29...

Page 27: ...ormer Fuse See Specifications Pages 29 31 19 9 802 494 0 Bar Jumper 2 20 9 802 491 0 Block Strip Terminal 4 Pole 1 9 802 749 0 Screw 8 32 x 3 4 2 9 802 785 0 Nut 8 32 2 21 9 802 472 0 Timer Solid Stat...

Page 28: ...L344 w Coupler w Soap Nozzle 1 83 SSVPKIT Repair Kit AR SS 1 3 8 751 234 0 Gun Landa L1050 5000 PSI 10 4 GPM 1 ITEM PART NO DESCRIPTION QTY 4 8 739 072 0 Hose 3 8 x 50 2 Wire Tuff Skin 1 5 9 802 166 0...

Page 29: ...l 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 350...

Page 30: ...ulley Part Bushing Part Size Voltage PHHertz Part Pulley Part 6 35024B 5 5 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 5 5 LT60...

Page 31: ...Part Size Qty Part Contactor Overload Transformer Fuse Fuse Part Fuse 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 46...

Page 32: ...g Tapered 2 31 9 803 148 0 Crankshaft GT4040 1 5030 1 6035 1 1 9 803 149 0 Crankshaft GT 4035 1 32 9 803 167 0 Crankshaft Key 1 33 9 802 923 0 Oil Dip Stick 1 34 9 803 139 0 Crankshaft Seal 1 35 9 803...

Page 33: ...s G3 4 1 53 9 802 939 0 Cover Screw 5 Part available in kit See below REPAIR KIT NUMBER 8 916 488 0 8 916 487 0 8 916 322 0 8 916 323 0 9 802 607 0 9 802 611 0 KIT DESCRIPTION Plunger U Seal 20mm LT 4...

Page 34: ...rt of the lock nut Item 19 If adjustment knob Item 18 DOES NOT make contact with upper nut Items 15 remove adjusting knob Item 18 re adjust raise nuts Items 15 on stem Item 8 and re attach adjustment...

Page 35: ...using 1 18 12 16210000 M4 x 4mm Dowel 1 19 12 60170431 M22 Nut 1 20 12 14371900 Washer 9 x 15mm 1 ITEM PART NO DESCRIPTION QTY 21 12 60120861 Spring 3 x 33mm 1 22 12 60121031 Upper Frame 1 23 12 14742...

Page 36: ......

Page 37: ...ce center field labor charges or freight damage WHAT YOU MUST DO TO OBTAIN WARRANTY SERVICE While not required for warranty service we request that you register your LANDA pressure washer by returning...

Page 38: ...Form 8 913 932 0 Revised 02 12a Printed in U S A...

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