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Landa VHG Series Operator's Manual

Hot water-gas fired pressure washer
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VHG Series
Hot Water - Gas Fired
Operator's Manual
Scan or Click to View
The Landa Safety Video
Pressure Washer
MODELS
VHG4-2200
VHG4-3000
VHG5-3000
For the Landa Dealer nearest
you, consult our web page at
www.landa.com
9.804-784.0 - B
10/31/24

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Summary of Contents for Landa VHG Series

  • Page 1 VHG Series Hot Water - Gas Fired Operator’s Manual Pressure Washer MODELS VHG4-2200 VHG4-3000 VHG5-3000 For the Landa Dealer nearest Scan or Click to View you, consult our web page at The Landa Safety Video www.landa.com 9.804-784.0 - B 10/31/24...

  • Page 2: Machine Data Label

    4-2200 6.2hp 460V 3ph NG 4-3000 8.2hp 460V 3ph LP 1.109-231.0 1.109-242.0 4-2200 6.2hp 460V 3ph LP 5-3000 10hp 208V 3ph NG 1.109-232.0 1.109-243.0 4-3000 8.2hp 208V 1ph NG 5-3000 10hp 208V 3ph LP 1.109-233.0 1.109-244.0 Landa VHG - 9.804-784.0 - Rev B...

  • Page 3: Table Of Contents

    Troubleshooting ......28 Burner Troubleshooting ..... 30 Landa VHG - 9.804-784.0 - Rev B...

  • Page 4: How To Use This Manual

    KIT INSTRUCTIONS which came with the kit. It contains replacement parts numbers needed for ordering future parts. NOTE: The manual part number is located on the lower right corner of the front cover. Landa VHG - 9.804-784.0 - Rev B...

  • Page 5: Safety

    Use only identical replacement parts. électrique, débrancher toutes les connexions This machine is to be used only by trained operators. électriques et la soupape de coupure des gaz avant d'effectuer des opérations d'entretien. Landa VHG - 9.804-784.0 - Rev B...
  • Page 6 10. To reduce risk of injury, close supervision is pendant que le produit est en DO NOT ADD FUEL WHEN OPRERATING necessary when a machine is used near children. Do marche ou encore chaud. MACHINE. Landa VHG - 9.804-784.0 - Rev B...
  • Page 7 Therefore, when located in a garage, it should be in a room or enclosure provided for the purpose or should be installed 18" (457mm) or more above the floor. Landa VHG - 9.804-784.0 - Rev B...
  • Page 8 AVERTISSEMENT: Ne pas vaporiser sur la machine ou les gens, les DO NOT SPRAY animaux ou les pièces électriques. MACHINE OR ANY PEOPLE, ANIMALS OR ELECTRICAL PARTS. Landa VHG - 9.804-784.0 - Rev B...

  • Page 9: Propane Tank Safety Instructions

    Repeat leak test until problem is corrected. 9. LP-gas is normally non-corrosive – you need not worry about the inside of your container. However, the outside should be kept free from rust by a Landa VHG - 9.804-784.0 - Rev B...

  • Page 10: Operations

    5.0 GPM / 300 Natural Gas Fired, 406VAC/60Hz/ 1.109-247.0 3000 PSI 10 HP 664 LBS 364,835 BTU/Hr. 5.0 GPM / 300 LP Gas Fired, 360,997 406VAC/60Hz/ 1.109-248.0 3000 PSI 10 HP 664 LBS BTU/Hr. Landa VHG - 9.804-784.0 - Rev B...
  • Page 11 Operations Dimensions Model # Shipping weight Exhause Stack Size Machine Dimensions 1.109-223.0 8" 20.6"x51.875"x51.46" 1.109-224.0 8" 20.6"x51.875"x51.46" 1.109-225.0 8" 20.6"x51.875"x51.46" 1.109-226.0 8" 20.6"x51.875"x51.46" 1.109-227.0 8" 20.6"x51.875"x51.46" 1.109-228.0 8" 20.6"x51.875"x51.46" 1.109-229.0 8" 20.6"x51.875"x51.46" 1.109-230.0 8" 20.6"x51.875"x51.46" 1.109-231.0 8" 20.6"x51.875"x51.46" 1.109-232.0 8" 20.6"x51.875"x51.46"...

  • Page 12: Component Identification

    Bend Restrictor (Shroud) — This shroud has different Relief Valve — Safety device preventing over-pressur- lengths depending on pressure. The largest shroud ization. must be connected to the spray gun to protect operator if hose becomes separated. Landa VHG - 9.804-784.0 - Rev B...

  • Page 13: Assembly Instructions

    2. Install pressure hose on machine as shown. 3. Assemble wand components as shown. Connect pressure hose to trigger gun. NOTE: The nozzle is not to be installed at this time. Landa VHG - 9.804-784.0 - Rev B...

  • Page 14: Installation Instructions

    2.6 feet of pipe conform to local codes (U.S., ANSI Z223.1/NFPA54 and a tee is equivalent to about 5.2 feet of pipe. National Fuel Gas Code; Canada, CAN 1-B149 Instal- lation Code). Electrical Landa VHG - 9.804-784.0 - Rev B...

  • Page 15: Filling The Lp-Gas Container

    2,000 BTUH for horizontal ducts position a horizontal container in the correct position for and one square inch for every 4,000 BTUH for vertical ducts (refer to NFPA 54). Landa VHG - 9.804-784.0 - Rev B...

  • Page 16: Exhaust Stack

    Locate the pressure washer so that the flue supply air for will be as straight as possible and protrude through the combustion roof at a proper height and location to provide adequate when installed draft. in an enclosed room. Landa VHG - 9.804-784.0 - Rev B...
  • Page 17 Operations The draft diverter can also help prevent back drafting that can inhibit combustion. See page 8 for recom- Landa natural and LP gas series pressure washers that mended installation instructions. incorporate a natural draft burner assembly designed to heat water that comes from the pressure washer pump...

  • Page 18: Water Connection

    Defective pipes or fittings should be replaced and not repaired. Never use a flame or fire in any form to locate gas leaks — use a soap solution. Landa VHG - 9.804-784.0 - Rev B...

  • Page 19: Before Starting

    7. If you are running the machine for the first time, or have performed maintenance on the burner assembly, there will be air in the gas line. To bleed the air from the gas line run the pressure washer Landa VHG - 9.804-784.0 - Rev B...
  • Page 20 Turn off burner and shut off fuel supply. Have cause of failure corrected by an authorized service technician before use of pressure washer is continued. Landa VHG - 9.804-784.0 - Rev B...
  • Page 21 Rinse from the top to the bottom to prevent detergent from dripping onto a rinsed area. For the best results, contact your Landa dealer to help you select the best detergent for your application. Landa VHG - 9.804-784.0 - Rev B...

  • Page 22: Shutdown Instructions

    AVERTISSEMENT: Une modification non autorisée de la machine ou l'utilisation de pièces de rechange non approuvées peut causer des lésions corporelles et/ou des dommages à la propriété, et annulera la garantie du fabricant. Landa VHG - 9.804-784.0 - Rev B...

  • Page 23: Maintenance

    Maintenance Pump Gas Burner Use Landa Pump Oil (8.923-424.0) 10W-40 for pump It is recommended that the gas burner be serviced crankcase. Crankcase must be filled to the full mark on yearly or as needed. Contact your local service center.

  • Page 24: Smart Relay Instructions

    (if Timer 1 has not locked out). Menu Language Timer 2 is factory set to 30 seconds. Switch to OP 4.Move the cursor to highlight ‘Set Clock’ and Set Clock press OK to accept. S/W Time Landa VHG - 9.804-784.0 - Rev B...
  • Page 25 ‘Program’ Setup and press OK to confirm. Network Diagnostics 4.Using the up/down arrow Set Parameter key ▲ or ▼, move the Prog Name cursor to highlight ‘Set Parameter’ and press OK to confirm. Landa VHG - 9.804-784.0 - Rev B...
  • Page 26 2 to value greater than timer 1. Timer 3 15:00 Seconds Pump must run more than 15 seconds to reset timer 1. Preventative Maintenance Pressure Relief Valve Open annually to remove any sediment. Landa VHG - 9.804-784.0 - Rev B...

  • Page 27: Installation

    • Connect a 24V/AC normally closed solenoid on A water inlet solenoid can be added to the machine that the water inlet, contact local Landa dealer for will open only when the machine is running or in solenoid options. standby. The solenoid closes when the machine is off to prevent possible water overflow when unattended.

  • Page 28: Troubleshooting

    Gas valve switch in OFF position Place switch in ON position. WILL NOT Inadequate fuel supply Check fuel supply. PRODUCE HOT WATER Pump switch turned off Pump must be running before burner will light. Landa VHG - 9.804-784.0 - Rev B...
  • Page 29 See Venting under Installation. OBNOXIOUS ODOR Excessive pressure due to Replace unloader valve. PRESSURE defective unloader valve RELIEF VALVE Defective relief valve Replace relief valve. LEAKING Dirty relief valve Clean relief valve seat Landa VHG - 9.804-784.0 - Rev B...

  • Page 30: Burner Troubleshooting

    If you read 24V across the switch terminals the limit switch is open. Replace the limit switch. A pilot flame set too high will also cause burner to short cycle. Pilot flame lifts over igniter/sensor. Landa VHG - 9.804-784.0 - Rev B...
  • Page 31 4. If you do not have continuity through wire and the igniter/sensor, check for a loose wire connection in the wire. Repair as needed. 5. Check to see if spark shorts to burner ring through a cut in the igniter wire. Landa VHG - 9.804-784.0 - Rev B...
  • Page 32 Maintenance IMPORTANT If the pressure washer demonstrates other symptoms or the corrective actions listed do not correct the problem, contact the local authorized Landa Service Center. The Landa Ser by visiting www.landa.com. . When ordering from your dealer, please provide the following:...
  • Page 33 Notes Landa VHG - 9.804-784.0 - Rev B...
  • Page 34 9.804-784.0 • Printed in U.S.A.

This manual is also suitable for:

Vhg4-2200Vhg4-3000Vhg5-30001.109-223.01.109-224.01.109-225.0 ... Show all

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