Landa VNG/VLP3-11021D User manual

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■VNG/VLP3-11021D ■■
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■VNG/VLP4-30021A ■■
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■VNG/VLP6-30021C
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■VNG/VLP3-11021D/R ■■
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■VNG/VLP4-30021A/R ■■
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■VNG/VLP6-30021C/R
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■VNG/VLP4-20021A ■■
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■VNG/VLP4-30021B ■■
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■VNG/VLP6-30021F
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■VNG/VLP4-20021A/R ■■
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■VNG/VLP4-30021B/R ■■
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■VNG/VLP6-30021F/R
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■VNG/VLP4-20021B ■■
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■VNG/VLP4-30021C ■■
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■VNG/VLP8-25021B
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■VNG/VLP4-20021B/R ■■
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■VNG/VLP4-30021C/R ■■
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■VNG/VLP8-25021B/R
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■VNG/VLP4-20021C ■■
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■VNG/VLP4-30021F ■■
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■VNG/VLP8-25021C
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■VNG/VLP4-20021C/R ■■
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■VNG/VLP4-30021F/R ■■
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■VNG/VLP8-25021C/R
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■VNG/VLP4-20021F ■■
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■VNG/VLP6-30021B ■■
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■VNG/VLP8-25021F
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■VNG/VLP4-20021F/R ■■
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■VNG/VLP6-30021B/R ■■
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■VNG/VLP8-25021F/R
PRESSURE WASHERS
PLATINUM SERIES
OPERATOR’S MANUAL
L
I
S
T
E
D
®
LANDA, INC. ■■
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4275 NW Pacific Rim Blvd ■■
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■ Camas, WA 98607
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■USA
For technical assistance or the Landa Dealer nearest you, call 800-LANDA-4-U (800-526-3248) or [phone]
or consult our web page at www.landa-inc.com
VNG
VLP

Introduction ................................................................................................................................ 5
Important Safety Information ..................................................................................................... 5
Installation ............................................................................................................................. 5-11
Location .............................................................................................................................. 6
Installation Guide ................................................................................................................ 7
Gas Codes.......................................................................................................................... 8
Electrical ............................................................................................................................. 8
Gas Piping .......................................................................................................................... 8
Propane Gas....................................................................................................................... 8
Natural Gas......................................................................................................................... 9
Venting ................................................................................................................................ 9
Draft Diverter ...................................................................................................................... 9
Water Source...................................................................................................................... 9
Water Connection ............................................................................................................... 9
Inspecting & Testing Gas Piping ....................................................................................... 10
Gas Pressure....................................................................................................................10
Warning and Check Lists .............................................................................................10-11
Operating Instructions .............................................................................................................. 12
Preventative Maintenance........................................................................................................12
General Operating Techniques................................................................................................. 12
Component Identification ....................................................................................................13-14
Maintenance & Service ............................................................................................................ 15
Spray Nozzles...................................................................................................................15
Unloader Valves ................................................................................................................ 15
Winterizing Procedures..................................................................................................... 15
Low Pressure Diagnosis ................................................................................................... 15
High Limit Hot Water Thermostat...................................................................................... 15
Pumps............................................................................................................................... 15
Heating Coil.............................................................................................................................. 15
Condensation from Heating Coil....................................................................................... 15
Check Water Heater Coil for Leaks................................................................................... 15
Deliming Coil................................................................................................................ 15-16
Gas Valve Regulator Adjustment ............................................................................................. 16
Pressure Relief Valve ........................................................................................................ 16
Propane Gas............................................................................................................................ 16
CONTENTS

Burner Features ....................................................................................................................... 16
Operated Automatic Valve ................................................................................................ 16
Care of Main Burner .................................................................................................... 16-17
To Clean Burner Jets ......................................................................................................... 17
VNG Control Panel................................................................................................................... 18
VNG Control Panel Parts List................................................................................................... 19
VNG-L ExplodedView, Left Side.............................................................................................. 20
VNG-L ExplodedView, Right Side ........................................................................................... 21
VNG-L Parts List ................................................................................................................ 12-23
VNG-L Burner Assembly.......................................................................................................... 24
VNG-L Burner Assembly Parts List.......................................................................................... 25
VNG-S Exploded View, Left Side ............................................................................................. 26
VNG-S ExplodedView, Right Side ........................................................................................... 27
VNG-S Parts List................................................................................................................. 28-30
VNG6-3000 Pump Assembly ................................................................................................... 31
Variable Pressure Wand #4-011142A ...................................................................................... 32
Variable Pressure Wand #4-011143A ...................................................................................... 33
VNG Electrical Box................................................................................................................... 34
VNG Electrical Box Parts List...................................................................................................35
VNG Remote Electrical Box ..................................................................................................... 36
Troubleshooting................................................................................................................... 37-41
Burner Specifications ............................................................................................................... 42
Basic Facts............................................................................................................................... 43
Pressure Equivalents ............................................................................................................... 43
Preventative Maintenance Schedule........................................................................................ 44
Oil Change Record................................................................................................................... 44
Warranty................................................................................................................................... 45
VNG/VLP Manual • Form #96-610 • Revised 5/99
CONTENTS
Model Number _____________________________
Serial Number _____________________________
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 date of purchase and
keep in a safe place for future reference.

VNG/VLP SERIES PRESSUREWASHER OPERATOR’S MANUAL 5
INTRODUCTION
Thank you for purchasing a Landa Pressure Washer.
This manual covers the operation and maintenance of the
VNG/VLP3-11021D, 3-11021D/R, 4-20021A, 4-20021A/R,
4-20021B, 4-20021B/R, 4-20021C, 4-20021C/R, 4-
20021F, 4-20021F/R, 4-30021A, 4-30021A/R, 4-30021B,
4-30021B/R, 4-30021C, 4-30021C/R, 4-30021F, 4-
30021F/R, 6-30021B, 6-30021B/R, 6-30021C, 6-30021C/
R, 6-30021F, 6-30021F/R, 8-25021B, 8-25021B/R, 8-
25021C, 8-25021C/R, 8-25021F, and 8-25021F/R wash-
ers. All information in this manual is based on the latest
product information available at the time of printing.
Landa, Inc. reserves the right to make changes at any
time without incurring any obligation.
TheVNG/VLP Series was designed for commer-
cial duty 8 hours per day, 5 days per week.
Owner/User Responsibility:
The owner and/or user must have an understanding of
the manufacturer’s operating instructions and warnings
before using this Landa pressure washer.Warning infor-
mation should be emphasized and understood. If the op-
erator is not fluent in English, the manufacturer’s instruc-
tions and warnings shall be read to and discussed with
the operator in the operator’s native language by the pur-
chaser/owner,makingsure thattheoperator comprehends
its contents.
Owner and/or user must study and maintain for future
reference the manufacturers’ instructions.
This manual should be considered a permanent
part of the machine and should remain with it if
unit is resold.
When ordering parts, please specify model and serial
number.
IMPORTANT SAFETY
INSTRUCTIONS
WARNING:To reduce the risk of in-
jury, read operating instructions
carefully before using.
1.Read the owner's manual thor-
oughly.Failuretofollowinstructions
could cause malfunction of the unit
and result in death, serious bodily
injury and/or property damage.
2.All installations must comply with
local codes. Contact your electrician, plumber, utility
company or the selling distributor for specific details.
WARNING: Flammable liquids can
create fumes which can ignite caus-
ing property damage or severe in-
jury.
3. Risk of explosion - do not spray
flammable liquids or operate in an
explosive location. Operate only
where open flame or torch is per-
mitted.
WARNING:Keep water spray away
from electrical wiring or fatal elec-
tric shock may result. Read warn-
ing tag on electrical cord.
4. To protect the operator from elec-
trical shock, the machine must be
electrically grounded. It is the re-
sponsibility of the owner to connect
this machine to a UL grounded re-
ceptacle of proper voltage and am-
perage ratings. Do not spray water on or near electri-
calcomponents. Donottouch machine withwethands
or while standing in water. Always disconnect power
before servicing.
WARNING: Gun kicks back. Hold with both hands.
5. Grip cleaning wand securely with both hands before
starting the cleaner. Failure to do this could result in
injury from a whipping wand.
WARNING: Equipment can produce
a high pressure stream of fluid that
can pierce skin and its underlying
tissues, leading to serious injury
and possible amputation.
6. High pressure developed by these
units can cause personal injury or
equipment damage. Use caution
when operating. Do not direct dis-
charge stream at people, or severe
injury and/or death may result.This machine is to be
used only by qualified operators.
7. Never make adjustments on machine while in opera-
tion.
WARNING:High pressure cancause
paint chips or other particles to be-
come airborne and fly at high
speeds.
8. Eye safety devices and foot protec-
tion must be worn when using this
equipment.
WARNING
RISK OF EXPLOSION:
DO NOT SPRAY
FLAMMABLE
LIQUIDS.
WARNING
HIGH PRESSURE
STREAM CAN
PIERCE SKIN AND
TISSUES.
WARNING
KEEP WATER SPRAY
AWAY FROM
ELECTRICAL WIRING.
WARNING
USE PROTECTIVE
EYEWEAR WHEN
OPERATING
EQUIPMENT.
WARNING
READ OPERATOR’S
MANUAL THOROUGHLY
PRIOR TO USE.

VNG/VLP SERIES PRESSUREWASHER OPERATOR’S MANUAL 6
WARNING: Risk of asphyxiation.
Use this product in a well ventilated
area.
9. When the unit is working, do not
cover or place in a closed space
where ventilation is insufficient.
10. Units with shut-offgunshould not
beoperatedwith the trigger inthe
off position for extensive periods
of time as this may cause dam-
age to the pump.
11. Protect from freezing.
12. Be certain all quick coupler fittings are secured be-
fore using pressure washer.
13. Do not allow acids, caustic, or abrasive fluids to pass
through the pump.
14. Inlet water must be cold.
15. Do not allow CHILDREN to operate the pressure
washer at any time.
16. The best insurance against an accident is precaution,
and knowledge of the machine.
17. Do not operate this product when fatigued or under
the influence of alcohol or drugs. Keep operating area
clear of all persons.
18. Do not replace LPTank while unit is running.Serious
injury could result.
WARNING: Use vapor fuel only.
19. TheVLP models are designed to
run on vapor propanefuel.Do not
use liquid fuel. Have a qualified
serviceman install and service
your equipment.
20. Never expose a spark or flame
where there may be unburned
gas present.
21. L.P. gases are heavier than air
and will spill out on the floor.Therefore always provide
adequate space and ventilation around these units.
Install the machine 18” above the floor.
22. Landa will not be liable for any changes made to our
standardunits,oranycomponents notpurchasedfrom
Landa.
23. Do not overreach or stand on unstable support. Keep
good footing and balance at all times.
24. Follow the maintenance instructions specified in the
manual.
25. Whenmaking repairsdisconnectfrom electricalsource
and shut off gas valve.
26. Turn burner off and cool to 100° before turning ma-
chine off.
WARNING: If you smell gas,shut off
the gas supply to the appliance
27. Extinguish any open flame, and
testalljoints with a soap solution.
If the odor persists, call your gas
supplier immediately.
28. This machine must be attended
during operation.
29. Not suitable for connection to Type B gas vent if the
stack temperature exceeds 243° C (470° F).
30. A draft hood shall be installed if this machine is going
to be permanently installed and vented to the outside
of the building.
INSTALLATION
Place machine in a convenient location providing ample
support, draining and room for maintenance.
Location:
This machine is certified for indoor installation.Its location
should protect the machine from damaging environmen-
tal conditions, such as wind, rain and freezing.
1. The machine should be run on a level surface where
it is not readily influenced by outside sources such as
strongwinds,freezing temperatures,rain, etc.The unit
shouldbelocated consideringaccessibilityof the com-
ponents and the refilling of detergents, adjustments
andmaintenance.Normal precautionsshouldbe taken
by the operator of the unit to prevent excess moisture
from reaching the power unit or electrical controls.
2. It is recommended that a partition be made between
thewasharea and the machine to prevent directspray
fromthegunfromcomingin contact with the machine.
Excess moisture reaching the pressure washer or the
electrical controls will reduce the life of the unit and
may cause electrical shorts.
3. During installation of the unit, beware of poorly venti-
latedlocations or areaswhereexhaust fans maycause
an insufficient supply of oxygen. Sufficient combus-
tion can only be obtained when there is a sufficient
supply of oxygen available for the amount of fuel be-
ing burned.If it is necessary to install a unit in a poorly
ventilated area, outside fresh air may have to be piped
to the burner and a fan installed bringing the air into
the area
4. Do not locate near any combustible material. Keep all
flammable material at least 20 feet away.
Allow enough space for servicing the unit.
Local code will require certain distances from floor
and walls. (Two feet away should be adequate.)
AVOID SMALL LOCATIONS OR AREAS NEAR EXHAUST FANS.
WARNING
RISK OF EXPLOSION:
IF GAS SMELL IS
PRESENT,TURN OFF
SUPPLY.
WARNING
RISK OF
ASPHYXIATION. USE
THIS PRODUCT ONLY
IN A WELL
VENTILATED AREA.
WARNING
RISK OF FIRE OR
EXPLOSION, USE
VAPOR FUEL ONLY.