Landa PGHW4-3000 Operator's Manual
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Landa PGHW4-3000 Operator's Manual

Pressure washer
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OPERATOR'S MANUAL
■ PGHW4-3000 ■ PGHW4-4000 ■ PGHW5-3000 ■ PGHW5-3500
1.110-048.0
1.110-047.0
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8916485-1
For technical assistance or the dealer nearest you,
consult our web page at www.landa.com
PGHW
1.110-046.0
1.110-045.0
8.916-485.0

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Summary of Contents for Landa PGHW4-3000

  • Page 1 PGHW OPERATOR’S MANUAL ■ PGHW4-3000 ■ PGHW4-4000 ■ PGHW5-3000 ■ PGHW5-3500 1.110-048.0 1.110-047.0 1.110-046.0 1.110-045.0 l fo af et X XX X XX X XX 8916485-1 For technical assistance or the dealer nearest you, consult our web page at www.landa.com...

  • 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. 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 3: Introduction & Important Safety Information

    KEEP WATER fuel should the equipment be exposed to a SPRAY AWAY FROM utility company or the selling ELECTRICAL WIRING. higher ambient temperature. distributor for specific details. 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 4: Important Safety Information

    Failure to do this could LADDER. result in injury from a whipping wand. 14. Never make adjustments on machine while in operation. TRIGGER GUN KICKS BACK - HOLD WITH BOTH HANDS 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 5: Pre-Operation Check

    28. In oil burning models, use only kerosene, No. 1 home heating fuel, or diesel. If diesel is used, add a soot remover to every tankful. Follow the maintenance instructions specified in the manual. 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 6: Component Identification

    Tank Fuel Oil Tank Trigger Nozzle Variable Pressure Control Wand Handle Burner Switch Hour Engine Meter Switch Detergent Pick Up Tube Detergent Detergent Valve Bucket 8916485-19 High Pressure (not included) Hose Pressure Nozzles 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 7: Assembly Instructions

    KEEP OUT OF THE REACH OF CHILDREN. DO NOT TIP. KEEP VENT CAPS TIGHT AND LEVEL. Volt Group 24 bat- tery is recommended for placement within the weather Red + Positive Terminal resistant box. Follow safety and installation instructions furnished with the battery. 8916485-30 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 8: Operation Instructions

    Variable pressure control wand handle must be turned clockwise to enable water to flow out of the high pressure nozzle. To apply detergent, place detergent pick-up tube into a container of detergent and turn the detergent valve counterclockwise. 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 9: Detergents & General Cleaning Techniques

    When the water reaches this temperature, the pump protector engages and cools the pump by discharging the warm water onto the ground. This thermal device prevents internal damage to the pump. 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 10: Shutting Down

    3. Pour about one teaspoon of engine oil through engine manufacturer’s manual for service and mainte- spark plug hole, pull starter grip several times and nance of the engine. replace the plug. Then pull the starter grip slowly 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 11: Troubleshooting

    Faulty burner transformer Test transformer for proper arc between contacts. Replace as needed. (continued on Disconnected or short in electrical All wire contacts should be clean and tight. No next page) wiring breaks in wire 8.916-485.0 • LANDA PGHW • REV. 5/12...
  • Page 12 Remove coils and burner assembly, clean and burner assembly thoroughly. Misaligned electrode setting Realign electrodes to specifications. Obstruction in smoke stack Check for insulation blockage or other foreign objects. Low engine RPM Increase RPM 8.916-485.0 • LANDA PGHW • REV. 5/12...
  • Page 13 O-Ring plunger retainer worn Check and replace if necessary. Cracked piston Check and replace if necessary. Pump protector Lower water supply pressure. Do not run with spray gun closed longer than 2 minutes. 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 14: Troubleshooting

    Position correctly, tighten set screw. Defective control switch Replace switch. Loose wire Check and replace or tighten wiring. Defective burner motor Replace motor. RELIEF VALVE Relief valve defective Replace or repair. LEAKS WATER 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 15: Maintenance & Service

    Check air inlet to make sure it is not clogged extreme problem, periodic use of Landa Deliming Pow- or blocked. Wipe off any oil spills and keep equipment der (Landa Part #9-028008) will remove lime and other clean and dry. deposits before coil becomes plugged. (See Deliming instructions for use of Landa Deliming Powder.)

  • Page 16: Rupture Disk

    Do not exceed 200 psi. NOTE: When changing fuel pump, a bypass plug must be installed in return port or fuel pump will not prime. Air Shutter Air Band Locking Screw Locking Screw 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 17: Coil Removal

    NOTE: If a flue is installed, have a professional serviceman adjust your burner for a #1 or #2 smoke spot on the Bacharach scale. 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 18: Preventative Maintenance

    3 months or 500 hours thereafter. Use SAE 30 weight oil, non-detergent. Date Oil Changed No. of Operating Hours Brand Name and Month/Day/Year Since Last Oil Change Type of Oil (See above) 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 19: Exploded View

    EXPLODED VIEW 71, 72 88, 13 8916485-12 67, 68, 69, 70 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 20: Exploded View Parts List

    Hose, 1/2" Push-on 24" 8.707-058.0 Strainer, 1/4" Brass w/Chk Valve 1 9.802-151.0 Swivel, 1/2" JIC FEM Push-on 2 9.800-975.0 Label, Landa Logo 4.75" x 21" 1 9.802-254.0 Hose 1/4" 76.5" 9.802-771.0 Screw, 10/32 x 3/4 8.900-839.0 Label, PGHW Skid Warning 9.800-021.0...
  • Page 21 "(All except 13 HP)" 9.802-254.0 Hose 1/4" 72" 8.711-785.0 Hose, 3/8" Push-on, /per ft. 21" 9.802-708.0 Screw, 5/16 x 3/4" 9.802-207.0 Clamp, Round, 0.56 I.D. 9.802-254.0 Hose 1/4" 21" 8.932-968.0 Label, Intended For Outdoor Use, USA 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 22: Power Platform Exploded View & Parts List

    POWER PLATFORM EXPLODED VIEW Electrical 16 HP Models 39, 40, 61 13 HP Models Pump Detail Page 3, 25, 27, 30 8916485-16 8.916-485.0 • LANDA PGHW • REV. 5/12...
  • Page 23 Hose, 1/2" Push-on 9.804-072.0 Conduit, wire 48"cover 9.802-151.0 Swivel, 1/2" JIC Fem, Push-on 1 9.802-126.0 Plug, 1/2" JIC Flare 639F-8" 9.802-728.0 Threaded Bolt 3/8" x 2" 9.802-771.0 Screw, 10/32" X 3/4" BH SOC CS 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 24: Control Panel, Exploded View & Parts List

    9.802-784.0 Nut, 6-32 Keps 8.750-094.0 Thermostat 302° F 8.750-096.0 Knob,Thermostat 302° F 8.904-540.0 Meter, Tach/Hr, 12VDC, 8.712-190.0 Bezel, Thermostat Sendec w/Magnet Tool 8.718-779.0 Screw, 4 mm x 6mm 9.802-455.0 Light, Indicator, Green 125V 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 25: Coil Assembly Exploded View Parts List

    28" x 24" x 1" 8.706-141.0 Coupling, 1/2" Hex 9.802-781.0 Nut, 3/8" Flange Whiz Loc, 8.725-944.0 Rupture Disk 8000# 9.184-030.0 Spacer, Rupture Disk 9.802-807.0 Washer, Flat 3/8" 9.802-015.0 Nipple, Pipe, 1/2" x 4" 8.916-486.0 Wlmt, Bottom Wrap 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 26: Float Tank Assembly Parts List

    Screw, 3/8" x 1-1/4" Whiz 8.706-534.0 Grommet, 2" Rubber 9.802-767.0 Screw, 3/8" x 3/4" Whiz 8.940-260.0 Label, Landa 9.802-781.0 Nut, 3/8" Flange, Whiz Loc 9.802.254.0 Hose, 1/4" Push On 72" 8.706-800.0 Nipple, 3/4" Hex, Brass 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 27: Hose & Spray Gun Assembly Parts List

    Hose, 3/8" x 50', 2-Wire 9.802-096.0 ▲ O-Ring, Replacement Only 1 Tuff-Skin 9.802-286.0 ▲ Nozzle, 1/8" Soap, 8.751-234.0 Gun, Landa, L1050 Brass 5000 PSI, 10.4 GPM ▲ Not Shown 8.711-308.0 VP Wand SS (AL344) w/Coupler, Soap Nozzle 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 28: Burner Exploded View & Parts List

    1/4" Pipe, 90° (4-3000/4000) 8.709-158.0 Filter, Landa Fuel/Oil/H 8.717-366.0 ▲ Nozzle, 2.50 90°B Separator (5-3500, 5-3000) 9.802-576.0 ▲ Nozzle, Burner, 2.00 B 90° (4-4000, 4-3000) 9.801-265.0 Label, Landa Sure Fire ▲ Not Shown 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 29: Unloader/Pump Exploded View & Parts List

    Elbow, 1/2" JIC x 3/8" MPT 8.933-006.0 Switch, Flow MV60 9.802-132.0 Elbow, 3/4" JIC x 1/2" 90° 8.705-974.0 Nipple, 3/8" Hex Steel 9.802-127.0 Nipple, 1/2" JIC x 3/8 Pipe 8.706-965.0 Hose Barb, 1/4" Barb x 3/8" MPT 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 30: Specifications

    8.712-346.0 / 1504 8.712-347.0 / 2504 8.712-348.0 / 4004 5-3000E 8.712-357.0 / 0005.5 8.712-358.0 / 1505.5 8.712-359.0 / 2505.5 8.712-360.0 / 4005.5 5-3500 8.712-353.0 / 0005 8.712-354.0 / 1505 8.712-355.0 / 2505 8.712-356.0 / 4005 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 31: Specifications

    Model Burner Number Assy No. Fuel Nozzle Igniter Burner Motor Fuel Pump Solenoid Coil Electrode 4-3000E 8.919-735.0 9.802-576.0 8.919-114.0 8.750-517.0 8.700-759.0 9.802-640.0 8.750-778.0 4-4000E 8.919-735.0 9.802-576.0 8.919-114.0 8.750-517.0 8.700-759.0 9.802-640.0 8.750-778.0 5-3000E 5-3500E 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 32: Landa Surefire Replacement Parts

    LANDA SURE FIRE BURNER REPLACEMENT PARTS For best performance specify genuine Sure Fire replacement parts 8.916-485.0 • LANDA PGHW • REV. 5/12...
  • Page 33 LANDA SURE FIRE BURNER REPLACEMENT PARTS For best performance specify genuine Sure Fire replacement parts 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 34: Lt Pump Exploded View And Parts List

    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 8.916-485.0 • LANDA PGHW • REV. 5/12...
  • Page 35 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 8.916-485.0 • LANDA PGHW • REV. 5/12...

  • Page 36: Vrt3 Unloader Exploded View And Parts List

    “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. 8.916-485.0 • LANDA PGHW • REV. 5/12...
  • 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 #8.916-485.0 • Revised 5/12 • Printed in U.S.A.

This manual is also suitable for:

Pghw4-4000Pghw5-3000Pghw5-3500

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