Landa VHP Series - User Manual

Questions and Answers

R
rwhitneyNov 21, 2025
Why is my Landa VHP losing pressure?
- V
  vquinnNov 21, 2025
  Low pressure in your Landa Pressure Washer can stem from several causes: * A worn nozzle may be the culprit, which requires replacement with a nozzle of the correct size. * Slippage of the belt. It should be tightened or replaced with the correct belt. * An air leak in the inlet plumbing. In this case you should disassemble, reseal, and reassemble. * A relief valve that is stuck, partially plugged, improperly adjusted, or has a worn valve seat. Try cleaning and adjusting the relief valve, and inspect the valve seats for wear or dirt. * A clogged or improperly sized inlet suction strainer. Clean it or replace it with an adequate size, and check it more frequently. * Worn packing, abrasives in the pumped fluid, cavitation, or inadequate water supply. Install a proper filter and ...
J
John AndrewsAug 25, 2025
Why is my Landa VHP pump so noisy?
- J
  jennifermillerAug 26, 2025
  A noisy pump in your Landa pressure washer can be due to: * Air in the suction line. Check the water supply and connections on the suction line. * Broken or weak inlet or discharge valve springs. Check and replace if necessary. * Excessive matter in valves. Check and clean if necessary. * Worn bearings. Check and replace if necessary.
S
Steven EspinozaAug 27, 2025
What to do if my Landa VHP Pressure Washer pump runs rough with low pressure?
- J
  Jacob BrownAug 27, 2025
  If your Landa Pressure Washer pump runs extremely rough and the pressure is very low, the issue could be: * A restricted inlet or air entering the inlet plumbing. Ensure proper size inlet plumbing and check for an airtight seal. * Inlet restrictions and/or air leaks, or a stuck inlet or discharge valve. Replace worn cup or cups, clean out any foreign material, and replace worn valves.
L
lindsaybrewerAug 27, 2025
What causes pulsation in my Landa VHP Pressure Washer?
- B
  bradleyjuliaAug 27, 2025
  Pulsation in your Landa Pressure Washer is often caused by a faulty pulsation damper. Check the precharge; if it's low, recharge it or install a new one.
A
arroyoryanAug 28, 2025
What to do if my Landa Pressure Washer is not steaming?
- B
  Barbara PalmerAug 29, 2025
  If your Landa Pressure Washer is not steaming, consider these potential causes: * Ensure the steam valve is open (counterclockwise). * Verify the burner switch is in the "ON" position. * The coil may be dirty or sooty. * The steam valve could be clogged; try cleaning or replacing it.
N
Natasha FlemingSep 16, 2025
Why is there water dripping from under my Landa VHP pump?
- D
  Debra Garner MDSep 16, 2025
  Water dripping from under the pump of your Landa Pressure Washer can be due to: * Worn piston packing. Check and replace if necessary. * Worn O-ring plunger retainer. Check and replace if necessary. * Pump protector. Check inlet water pressure.
A
Amanda GoodSep 14, 2025
Why is my Landa Pressure Washer making noise?
- T
  tabitha44Sep 14, 2025
  Noise in the pump of your Landa Pressure Washer is often caused by a broken or worn bearing. Replace the bearing.
K
Kimberly HansonSep 15, 2025
What causes short thermocouple life in my Landa Pressure Washer?
- N
  Nancy BrennanSep 15, 2025
  Short thermocouple life in your Landa Pressure Washer can be caused by: * Excessive heat from the pilot light. Decrease the pilot supply gas. * The thermocouple being too close to the pilot. Adjust the thermocouple farther away.
K
Kimberly KelleySep 6, 2025
Why is oil leaking from the rear of my Landa VHP crankcase?
- K
  Kristie TerrellSep 6, 2025
  Oil leaking at the rear portion of the crankcase on your Landa Pressure Washer indicates worn crankcase piston rod seals. Replace the seals.
J
Jeremy WoodsSep 4, 2025
Why is there water leaking from under the manifold of my Landa VHP Pressure Washer?
- A
  Amanda MartinezSep 4, 2025
  Water leakage from under the manifold of your Landa Pressure Washer is likely due to worn packing. Install new packing.

Summary

Machine Data Label

How To Use This Manual

Safety

Provides essential safety information and warnings for operating the pressure washer.

Operations

Details the procedures for installing, operating, and using the pressure washer effectively.

Maintenance

Covers procedures for proper upkeep, troubleshooting, and preventing damage.

Parts List

Lists all components with part numbers for identification and ordering.

Safety

Introduction & Safety Information

General introduction to safety practices and owner responsibilities for the pressure washer.

Important Safety Information

Critical warnings and precautions to prevent injury, property damage, and ensure safe operation.

Propane Tank Safety Instructions

Specific guidelines for safely handling and connecting propane tanks for the unit.

Operations

Component Identification

Diagram and labels identifying all parts and connections of the pressure washer.

Installation

Step-by-step instructions and considerations for setting up the pressure washer.

Operating Instructions

Detailed steps on how to start, operate, and shut down the pressure washer.

Detergents & General Cleaning Techniques

Guidelines for using detergents and effective cleaning methods with the unit.

Maintenance

Shutting Down And Clean-up

Procedures for properly shutting down and cleaning the unit after use.

Storage

Instructions on how to store the pressure washer, especially during cold weather.

After Extended Storage

Specific steps for preparing the unit after prolonged periods of storage.

Engine Maintenance

Guidance for maintaining the engine's performance and longevity.

Preventative Maintenance

Routine checks and actions to prevent issues and ensure optimal machine condition.

Unloader Valves

Information on adjusting and maintaining the unloader valves for correct pressure.

Winterizing Procedure

Steps to protect the machine from freezing damage during cold weather.

High Limit Hot Water Thermostat

Details on the safety thermostat that controls water temperature.

Pumps

Guidance on pump oil type, change intervals, and checking the oil level.

Cleaning of Coils

Procedure for removing lime and other deposits from the heating coils.

Removal of Soot and Heating Coil

Instructions for removing and cleaning soot deposits from the heating coil.

Pressure Relief Valve

Explanation of the pressure relief valve's function and when to repair or replace it.

Rupture Disk

Information about the rupture disk, its purpose, and replacement.

Propane Cylinder Capacity

Considerations for propane cylinder size and its impact on burner performance.

Oil Change Record

A log for recording pump oil changes and operating hours.

Troubleshooting

Lists common problems, their possible causes, and recommended solutions.

Parts List

Landa VHP Left

Exploded view and parts list for the left side assembly of the Landa VHP unit.

Landa VHP Right

Exploded view and parts list for the right side assembly of the Landa VHP unit.

Landa VHP

Detailed parts list for various components of the Landa VHP series.

Hose & Spray Gun

Diagram and parts list for the hose and spray gun assembly.

LB Series Pump

Exploded view and parts list specific to the LB Series Pump.

VRT3 Unloader

Diagram and parts list for the VRT3 Unloader assembly.

Injector Assembly #2 - 4 - 011182

Diagram and parts list for the detergent injector assembly.

Summary

Machine Data Label

How To Use This Manual

Safety

Provides essential safety information and warnings for operating the pressure washer.

Operations

Details the procedures for installing, operating, and using the pressure washer effectively.

Maintenance

Covers procedures for proper upkeep, troubleshooting, and preventing damage.

Parts List

Lists all components with part numbers for identification and ordering.

Safety

Introduction & Safety Information

General introduction to safety practices and owner responsibilities for the pressure washer.

Important Safety Information

Critical warnings and precautions to prevent injury, property damage, and ensure safe operation.

Propane Tank Safety Instructions

Specific guidelines for safely handling and connecting propane tanks for the unit.

Operations

Component Identification

Diagram and labels identifying all parts and connections of the pressure washer.

Installation

Step-by-step instructions and considerations for setting up the pressure washer.

Operating Instructions

Detailed steps on how to start, operate, and shut down the pressure washer.

Detergents & General Cleaning Techniques

Guidelines for using detergents and effective cleaning methods with the unit.

Maintenance

Shutting Down And Clean-up

Procedures for properly shutting down and cleaning the unit after use.

Storage

Instructions on how to store the pressure washer, especially during cold weather.

After Extended Storage

Specific steps for preparing the unit after prolonged periods of storage.

Engine Maintenance

Guidance for maintaining the engine's performance and longevity.

Preventative Maintenance

Routine checks and actions to prevent issues and ensure optimal machine condition.

Unloader Valves

Information on adjusting and maintaining the unloader valves for correct pressure.

Winterizing Procedure

Steps to protect the machine from freezing damage during cold weather.

High Limit Hot Water Thermostat

Details on the safety thermostat that controls water temperature.

Pumps

Guidance on pump oil type, change intervals, and checking the oil level.

Cleaning of Coils

Procedure for removing lime and other deposits from the heating coils.

Removal of Soot and Heating Coil

Instructions for removing and cleaning soot deposits from the heating coil.

Pressure Relief Valve

Explanation of the pressure relief valve's function and when to repair or replace it.

Rupture Disk

Information about the rupture disk, its purpose, and replacement.

Propane Cylinder Capacity

Considerations for propane cylinder size and its impact on burner performance.

Oil Change Record

A log for recording pump oil changes and operating hours.

Troubleshooting

Lists common problems, their possible causes, and recommended solutions.

Parts List

Landa VHP Left

Exploded view and parts list for the left side assembly of the Landa VHP unit.

Landa VHP Right

Exploded view and parts list for the right side assembly of the Landa VHP unit.

Landa VHP

Detailed parts list for various components of the Landa VHP series.

Hose & Spray Gun

Diagram and parts list for the hose and spray gun assembly.

LB Series Pump

Exploded view and parts list specific to the LB Series Pump.

VRT3 Unloader

Diagram and parts list for the VRT3 Unloader assembly.

Injector Assembly #2 - 4 - 011182

Diagram and parts list for the detergent injector assembly.

Landa VHP Series Specifications

General

Fuel Type	Gasoline
Drive	Direct drive
Hose Length	50 ft
Pump	Triplex plunger pump
Frame	Steel frame with powder-coated finish

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Landa VHP Series - User Manual

Table of Contents

Questions and Answers

Summary

Machine Data Label

How To Use This Manual

Safety

Operations

Maintenance

Parts List

Safety

Introduction & Safety Information

Important Safety Information

Propane Tank Safety Instructions

Operations

Component Identification

Installation

Operating Instructions

Detergents & General Cleaning Techniques

Maintenance

Shutting Down And Clean-up

Storage

After Extended Storage

Engine Maintenance

Preventative Maintenance

Unloader Valves

Winterizing Procedure

High Limit Hot Water Thermostat

Pumps

Cleaning of Coils

Removal of Soot and Heating Coil

Pressure Relief Valve

Rupture Disk

Propane Cylinder Capacity

Oil Change Record

Troubleshooting

Parts List

Landa VHP Left

Landa VHP Right

Landa VHP

Hose & Spray Gun

LB Series Pump

VRT3 Unloader

Injector Assembly #2 - 4 - 011182

Summary

Machine Data Label

How To Use This Manual

Safety

Operations

Maintenance

Parts List

Safety

Introduction & Safety Information

Important Safety Information

Propane Tank Safety Instructions

Operations

Component Identification

Installation

Operating Instructions

Detergents & General Cleaning Techniques

Maintenance

Shutting Down And Clean-up

Storage

After Extended Storage

Engine Maintenance

Preventative Maintenance

Unloader Valves

Winterizing Procedure

High Limit Hot Water Thermostat

Pumps

Cleaning of Coils

Removal of Soot and Heating Coil

Pressure Relief Valve

Rupture Disk

Propane Cylinder Capacity

Oil Change Record

Troubleshooting

Parts List

Landa VHP Left

Landa VHP Right