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Landa SLT/SLX   •  Gas 8.914-002.0  •  Rev. 4/13

17

 PRESSURE 

W

ASHER  

Tr

oub

leshooting  Guide

TROUBLESHOOTING

PROBLEM

POSSIBLE CAUSE

SOLUTION

BURNER WILL 
NOT LIGHT 

(continued from 
previous page)

Fuel reaching combustion chamber

Check fuel pump for proper flow. Check solenoid 
flow switch on machines with spray gun control, 
for proper on-off fuel flow control.

Clogged burner nozzle

Clean as required.

Thermostat faulty or slow engine 
speed

Increase engine RPM to increase voltage.

Flow switch malfunction

Remove, test for continuity and replace as 
needed.

Flow solenoid malfunction

Replace if needed.

FLUCTUATING
PRESSURE

Valves worn

Check and replace if necessary.

Blockage in valve

Check and replace if necessary.

Pump sucking air

Check water supply and air  
seepage at joints in suction line.

Worn piston packing

Check and replace if necessary.

Gasoline engine altitude

The gasoline engine is preset for operation 
at altitudes below 1000 feet above sea level. 
If operated at higher altitudes, it may be 
necessary to install a high altitude main jet in the 
carburetor. Contact your local authorized engine 
sales and service center for details.

MACHINE 
SMOKES

Improper fuel or water in fuel

Drain tank and replace contaminated fuel.

Improper air adjustment

Readjust air bands on burner assembly.

Low fuel pressure

Adjust fuel pump pressure to specifications.

Plugged or dirty burner nozzle

Replace nozzle.

Faulty burner nozzle spray pattern

Replace nozzle.

Heavy accumulation of soot on coils 
and burner assembly

Remove coils and burner assembly, clean 
thoroughly.

Obstruction in smoke stack

Check for insulation blockage or other foreign 
objects.

Low engine RPM

Increase RPM.

LOW WATER
TEMPERATURE

Improper fuel or water in fuel

Replace with clean and proper fuel.

Low fuel pressure

Increase fuel pressure.

Weak fuel pump

Check fuel pump pressure. Replace pump if 
needed.

Fuel filter partially clogged

Replace as needed.

Soot build-up on coils not allowing 
heat transfer

Clean coils.

Improper burner nozzle

See specifications.

Summary of Contents for SLT5-30224E 1.110-518.0

Page 1: ...0 89140020 1 Ne ver Us e Ble ach chl orin e pro duc ts and oth er cor ros ive che mic als Liq uid s con tain ing sol ven ts i e pai nt thin ner gas olin e oil Tri sod ium pho sph ate pro duc ts Am mo...

Page 2: ...__________________________ Date of Purchase ____________________________ The model and serial numbers will be found on a decal attached to the pressure washer You should record both serial number and...

Page 3: ...26 27 Exploded View SLX Parts List 28 29 Exploded View SLX Burner Assembly Parts List 30 31 Pump Assemblies Exploded View Parts List 5 6 8 GPM Models 32 33 Pump Assembly 10 GPM Models Parts List 34 V...

Page 4: ...you are doing WARNING KEEP WATER SPRAY AWAY FROM ELECTRICAL WIRING WARNING Keep wand hose and water spray away from electric wiring or fatal electric shock may result 4 All installations must comply...

Page 5: ...slippery surfaces IMPORTANT SAFETY INFORMATION In an overfilling situation additional precautions are necessary to ensure that the situation is handled in a safe manner WARNING Risk of injury Disconn...

Page 6: ...ore using or bodily injury may result 25 Before disconnecting discharge hose from water outlet turn burner off and open spray gun to al low water to cool below 100 before stopping the machine Then ope...

Page 7: ...rigger device Includes safety latch Detergent Valve Allows you to siphon and mix detergents Wand Must be connected to the spray gun High Pressure Hose Connect one end to water pump high pressure disch...

Page 8: ...g nozzle turn on water supply and run machine al lowing water to flush through the sys tem until clear Pull the spring loaded collar of the wand coupler collar back to insert your choice of pressure n...

Page 9: ...tch to the START po sition and hold it there until the en gine starts NOTE Do not engage the electric starter for more than five 5 seconds at a time If the engine fails to start release the switch pul...

Page 10: ...ccessible when placed in the convenient rubber nozzle holder which is provided on the front of the machine NOTE For a more gentle rinse select the white 40 or green 25 nozzle To scour the surface sele...

Page 11: ...mp by discharging the warm water onto the ground This thermal device prevents internal damage to the pump CLEANING TIPS Pre rinse cleaning surface with fresh water Place de tergent suction tube direct...

Page 12: ...and leave it in that position This closes both the intake and exhaust valves to prevent rusting of cylinder 4 Cover the pressure washer and store in a clean dry place that is well ventilated away fro...

Page 13: ...be low 32 F protecting your machine against freezing is necessary Store the machine in a heated room If this is not possible then mix a 50 50 solution of anti freeze and water in the float tank Turn t...

Page 14: ...low switch stops turning off the electrical current to the fuel solenoid The solenoid then closes shutting off the supply of fuel to the combustion chamber Controlling the flow of fuel in this way giv...

Page 15: ...nt Reference Numbers Air Band Locking Screws Air Band To adjust start machine and turn burner ON Loosen two locking screws found on the air band and close air band until black smoke appears from burne...

Page 16: ...rated at higher altitudes it may be necessary to install a high altitude main jet in the carburetor Contact your local authorized engine sales and service center for details Valves sticking Check and...

Page 17: ...t altitudes below 1000 feet above sea level If operated at higher altitudes it may be necessary to install a high altitude main jet in the carburetor Contact your local authorized engine sales and ser...

Page 18: ...r than 5 minutes OIL DRIPPING Oil seal worn Check and replace if necessary EXCESSIVE VIBRATION IN DELIVERY LINE Irregular functioning of the valves Check and replace if necessary DETERGENT NOT DRAWING...

Page 19: ...OIL CHANGED MONTH DAY YEAR ESTIMATED OPERATING HOURS SINCE LAST OIL CHANGE OIL CHANGE RECORD MAINTENANCE SCHEDULE Engine Oil Inspect Daily Change Every 25 hours Filter Every 50 hours Air Cleaner Inspe...

Page 20: ...SURE WASHER 20 89140020 3 HO T WAT ER OU TL ET SA LID A DE L AG UA CA LIE NT E SO RT IE D E AU CH AU DE EXPLODED VIEW COIL BURNER ASSEMBLY SLT 24 17 11 10 8 15 16 19 21 13 22 23 35 36 9 7 7 16 19 1 5...

Page 21: ...3 8 717 475 0 Insulation Tank Head 24 1 14 8 717 476 0 Insulation 1 Cut Blanket 1 15 9 802 041 0 Elbow 3 8 Street 45 1 ITEM PART NO DESCRIPTION QTY 16 8 912 220 0 Insulation Retainer Plate 2 17 8 912...

Page 22: ...12 Return From Burner 4 22 5 123 122 49 52 57 80 49 54 56 68 67 55 54 78 1 85 81 82 1 50 52 116 51 61 11 For Detail See Float Tank Illus 8 9 For Detail See Valve Assembly Illus 19 For Detail See Cont...

Page 23: ...N IN G 89140020 12 HIG H PRE SSU RE PUM PS EXPLODED VIEW SLT To Top of Detergent Injector To Top of Steam Valve 46 37 34 38 35 33 39 48 36 43 45 21 41 32 44 30 47 27 31 28 29 66 65 63 62 69 70 94 93 6...

Page 24: ...24E 1 31 8 905 422 0 Unloader Assy 5 30224E 6 32324E 1 8 905 433 0 Unloader Assy 8 30324E 1 32 Generator Pulley See Specification Pages ITEM PART NO DESCRIPTION QTY 33 Pump Pulley See Specification Pa...

Page 25: ...Inlet 1 88 9 800 036 0 Label Warning Pictorial 1 89 8 900 300 0 Label Landa 1 90 9 802 203 0 Clamp 1 2 RO Clip 1 91 9 800 034 0 Label Clear Lexan 2 1 4 x 4 1 2 1 92 8 932 968 0 Label For Outdoor Use 1...

Page 26: ...llus 1 14 25 24 21 4 23 106 3 5 4 72 44 73 95 73 44 55 42 58 58 67 68 65 44 42 110 109 13 Fuel Line To Burner 71 70 70 69 1 78 82 66 44 43 1 54 63 56 11 For Detail See Float Tank Illus 8 9 See Valve A...

Page 27: ...0 36 33 38 32 To Float Tank 31 37 34 48 42 46 35 44 42 75 6 62 60 59 53 54 57 74 58 61 76 80 41 53 53 74 7 77 54 77 79 7 87 29 For Detail See Pump Assy 53 To Top of Detergent Valve Vapor Purge Line Co...

Page 28: ...e Specification Pages 34 Generator Bushing See Specification Pages 35 Pump Bushing See Specification Pages 36 Engine Bushing See Specification Pages 37 Generator Belt See Specification Pages 38 Belts...

Page 29: ...6 Gauge Red 5 ft 93 9 803 837 0 Wire 6 Gauge Black 5 ft 94 9 803 838 0 Connector Battery Post 2 95 9 802 768 0 Screw 3 8 x 1 1 4 Whiz 4 96 9 802 811 0 Washer 3 8 x 1 1 2 Fender 8 97 8 750 574 0 Gauge...

Page 30: ...L PRESSURE WASHER 30 89140020 4 HO T WAT ER OU TL ET SA LID A DE L AG UA CA LIE NT E SO RT IE D E AU CH AU DE EXPLODED VIEW COIL BURNER ASSEMBLY SLX 24 15 11 10 8 16 7 17 19 21 13 22 23 7 17 19 1 5 4...

Page 31: ...sulation Tank Head 30 1 14 8 717 479 0 Insulation 1 Cut Blanket 1 15 8 911 234 0 Wrap Bottom Assy 1 ITEM PART NO DESCRIPTION QTY 16 9 196 012 0 Screw 10 24 x 1 4 1 17 8 912 220 0 OF VOF Insulation Ret...

Page 32: ...WASHER 32 89140020 6 EXPLODED VIEW 5 6 8 GPM PUMP UNLOADER ASSEMBLIES 14 8 8 6 7 23 17 18 19 20 22 21 2 1 4 24 11 16 30 15 13 9 10 9 3 5 5 14 8 8 6 7 23 17 18 19 20 29 21 26 1 4 3 11 16 30 15 13 9 10...

Page 33: ...1 16 8 706 955 0 Hose Barb 1 4 Barb x 1 8 MPT 90 1 17 8 750 299 0 Unloader VRT 3 8 GPM 4500 PSI 1 8 712 708 0 Unloader Valve Giant 22913 3000 PSI 8 GPM 1 ITEM PART NO DESCRIPTION QTY 18 9 802 129 0 El...

Page 34: ...lbow 1 Street Brass 2 12 8 706 958 0 Hose Barb 1 4 Barb x 1 4 Pipe 90 2 13 8 920 592 0 Pump Landa LX1036 L 1 14 8 712 708 0 Unloader Giant 22913 Valve 1 15 8 706 955 0 Hose Barb 1 4 Barb x 1 8 MPT 90...

Page 35: ...TY 1 9 800 029 0 Label VHP Steam Valve 1 2 8 900 825 0 Label Detergent Control Valve 1 3 9 802 187 0 Valve Flow Control w Metering 1 4 8 707 317 0 Valve Flow Control 1 5 8 706 200 0 Elbow 1 4 Street x...

Page 36: ...064 0 Grommet Rubber Nozzle 1 11 9 802 793 0 Cage Nut 1 4 10 12 9 802 765 0 Screw Allen Head Black 6 13 9 802 525 0 Locknut 1 2 1 20 22 21 23 11 17 13 16 18 12 ITEM PART NO DESCRIPTION QTY 14 9 800 0...

Page 37: ...324E 1 8 712 378 0 Nozzle SAQCMEG 0009 Red SLT 8 30324E 1 8 712 379 0 Nozzle SAQCMEG 1509 Yellow SLT 8 30324E 1 8 712 380 0 Nozzle SAQCMEG 2509 Green SLT 8 30324E 1 8 712 381 0 Nozzle SAQCMEG 4009 Whi...

Page 38: ...er 3 8 Female 1 9 802 100 0 Quick Coupler O Ring 3 8 Replacement Only 1 2 8 739 072 0 Hose 3 8 x 50 2 Wire Tuff Skin 5 30224E 1 8 739 401 0 Hose 1 2 x 50 ft 2 Wire Tuff Flex All Models Except 5 30224E...

Page 39: ...ll Float Black Plastic 1 7 8 749 329 0 Valve 3 4 Float 1 8 8 706 643 0 Tank Float 7 34 x 20 3 4 x 15 1 ITEM PART NO DESCRIPTION QTY 9 8 706 899 0 Nipple 3 4 JIC x 3 4 Pipe 10 GPM 2 10 9 802 261 0 Hose...

Page 40: ...ower Wheel 1 9 7 2433 Fan Coupling 1 10 9 803 056 0 Motor 120V Cap Start 7 00011 9 804 054 0 Motor 230V 7 00010 1 ITEM PART NO DESCRIPTION QTY 11 7 51824 Ignitor Assy Complete 120V 7 00011 1 7 21176U...

Page 41: ...HP 120V 21341 7 00001 7 00002 7 00050 1 8 750 082 0 Motor 1 3 HP 240V 21654 7 00008 1 5 9 802 667 0 Fuel Line 8 1 6 8 717 844 0 Valve Fuel 120V 1 7 9 803 058 0 Coupling 1 8 8 717 835 0 Blower Wheel 6...

Page 42: ...Landa SLT SLX Gas 8 914 002 0 Rev 4 13 OPERATOR S MANUAL PRESSURE WASHER 42 For best performance specify genuine KNA replacement parts 8 920 960 0 SUREFIRE BURNER M L REPLACEMENT PARTS...

Page 43: ...NG DIAGRAM BURNER 230V 230V 1 10 8 752 920 0 ELBOW 37 DEG FLARE X 1 8 NPT 90 DEG 1 46 9 807 341 0 LABEL WIRING DIAGRAM BURNER 230V 115V 1 11 8 750 547 0 CONNECTOR 37 DEG FLARE X 1 8 NPT LONG 1 46 9 80...

Page 44: ...2BK90H 8 715 593 0 25MM 9 802 403 0 Vanguard 479CC 9 802 325 0 SLT6 32324E 3200 6 5 Landa LT 6035 L 8 904 883 0 2BK80H 8 715 592 0 25MM 9 802 403 0 Honda GX630 688CC 8 752 149 0 SLT8 30324E 3000 9 La...

Page 45: ...4H 9 802 378 0 H X 5 8 9 802 397 0 BX35 2 9 802 415 0 BX22 1 9 802 412 0 SLT6 32324E 3TB36 9 802 393 0 P2 x 1 9 802 404 0 BK34H 9 802 378 0 H X 5 8 9 802 397 0 BX35 2 9 802 415 0 BX22 1 9 802 412 0 SL...

Page 46: ...t 8 16 9 802 890 0 Lock Washer 8 17 9 803 199 0 Copper Washer 1 2 1 ITEM PART NO DESCRIPTION QTY 18 9 802 926 0 Brass Plug 1 2 1 19 See Kit Below Valve Seat 6 20 See Kit Below Valve Plate 6 21 See Kit...

Page 47: ...R OF CYLINDERS KIT WILL SERVICE 3 1 1 6 3 ITEM PART NO DESCRIPTION QTY 33 9 803 181 0 Bearing Housing 1 34 8 752 841 0 Plunger Bolt 3 35 8 752 820 0 Bonded Seal 3 36 8 752 847 0 Plunger 22mm 3 37 8 75...

Page 48: ...X 1025 1 30 9 803 167 0 Crankshaft Key 1 31 9 802 923 0 Oil Dip Stick 1 32 9 803 139 0 Crankshaft Seal 1 33 9 803 177 0 Shim 2 34 9 803 181 0 Bearing Housing 1 35 See Kit Below Plunger Bolt 3 36 See K...

Page 49: ...02 915 0 Connecting Rod Pin 3 45 9 802 889 0 Spring Washer 6 46 9 802 937 0 Connecting Rod Screw 6 47 9 803 194 0 O Ring 2 62 x 152 07 1 48 9 803 166 0 Crankcase Cover 1 49 9 803 197 0 Gasket G3 8 1 5...

Page 50: ...nsert 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 adjustme...

Page 51: ...ield 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 the com pl...

Page 52: ...Form 8 914 002 0 Revised 4 13 Printed in U S A by Landa...

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