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8

WARNING: To reduce the risk of electric shock, 
disconnect all electrical connections and shut-off gas 
valve before servicing.

AVERTISSEMENT: Pour réduire le risque de choc 
électrique, débrancher toutes les connexions 
électriques et la soupape de coupure des gaz avant 
d'effectuer des opérations d'entretien.
WARNING: This equipment must be installed on non 
combustible flooring and have a 36” (90cm) minimum 
working clearance.

AVERTISSEMENT: Cet équipement doit être installé 
un sol non combustible et fournir un espace de travail 
d'au moins 90 cm (36 pouces).

23. Do not allow acids, caustic or abrasive fluids to pass 

through the pump.

24. Never run pump dry or leave spray gun closed longer 

than 3 minutes.

25. Exhaust gases should not be vented into a wall, a 

ceiling or a concealed space of a building. A draft 
diverter must be installed to prevent down draft and to 
allow cooling of exhaust temperatures. Down draft 
diverters shall be installed in the vents and located at 
a distance from the pressure washer stack to achieve 
maximum draft of 36" minimum. Exhaust gases that 

exceed 470°F (243°C) are not 
suitable for connection to Type B 
gas vents.

Example of Down Draft Diverter for 
Gas Fired Machines

WARNING: If connection is made to 
potable water supply, a back flow 
device must be provided.

AVERTISSEMENT: Si une connexion 
est établie avec un 
approvisionnement en eau potable, 
un dispositif de protection contre le 
retour d'eau doit être fourni.

WARNING: Do not spray machine or 
any people, animals or electrical 
parts.
AVERTISSEMENT: Ne pas vaporiser 
sur la machine ou les gens, les 
animaux ou les pièces électriques.

Follow the maintenance instructions 
specified in the manual. 

Propane Tank Safety Instructions

1.

Never

 allow your LP-gas container to be filled above the 

maximum safe level as indicated by a scale or the fixed 
liquid level gauge (outage). Do not use the visible gauge 
for filling.

2.

Do not use a wrench or pliers to close the service valve 
or fixed liquid level gauge. These valves are designed to 
be closed leak-tight by hand or screwdriver as appro-
priate. If wrenches are necessary to stop a leak, the 
valve needs repair or replacement.

3.

When tightening the POL Nut (left hand thread) on the 
service valve, draw it up snug with a proper wrench. This 
is a machined male brass fitting which seats securely 
against a female seat in the POL valve – no pipe dope is 
necessary. Acme/Type 1 valves have right handed 
threads which are secure when hand tight, and on the 
Quick Disconnect/Type 2 Valves, the male connection is 
inserted into the female connection on the cylinder valve. 
(No wrenches required for both the Acme and the Quick 
Disconnect.)

4.

When using container, slowly open service valve all the 
way. Listen to the regulator. A continuous hiss may 
indicate a leak or an open valve on an appliance.

5.

Check all tank and the line connections periodically to be 
sure they are tight. When testing for leaks, use approved 
leak detector solution – not matches.

6.

Make certain your container is properly fastened in 
place.

7.

Turn container with open part of container guard towards 
frame. This protects valves and regulator against flying 
rocks and mud. Transport container in the proper 
position in which it is used, with the valves closed and 
POL Plugs inserted for POL Valves or Dust Caps for 
Acme Valves. Secure the tank against falling or rolling.

8.

Check for leaks after connecting. Apply approved leak 
detector solution to connection, turn off all burners and 
pilots, and open service valve. Leaks will be detected by 
the growth of the bubbles. If bubbles grow, tighten or 
repair the connection as needed. 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 periodic coat of paint 
in a light reflective color. It is very important to inspect 
and maintain the bottom and foot ring on the container.

10. Do not store LP-gas containers indoors or in enclosed 

areas. Do not expose LP-gas container to heat. Always 
store with service valve closed and plugged as required.

11.

Do not attempt to repair any containers, container 
valves, regulator or appliances by yourself. Use only 
trained certified LP-gas service personnel to perform 

repairs.

CAUTION: Only qualified persons should fill your LP-gas 
containers.
ATTENTION: Les contenants de gaz de pétrole liquéfié 
doivent être remplis uniquement par des personnes 
qualifiées.

Landa VHG Operator’s Manual  8.913-952.0 - BR

Содержание VHG

Страница 1: ...8 913 952 0 BR 08 21 20 VHG Hot Water Electric Powered Natural Gas or LP Heated Operator s Manual Pressure Washer MODELS VHG4 3000 VHG4 2000 VHG4 2200 VHG5 3000 VHG6 3000 VHG8 3000...

Страница 2: ...2 Landa VHG Operator s Manual 8 913 952 0 BR...

Страница 3: ...Hot Water Thermostat 24 Pumps 24 Heating Coils 24 Gas Valve Regulator Adjustment 25 Pressure Relief Valve 25 Propane Gas 25 Burner Features 26 Basic Facts 27 Smart Relay Instructions 28 Factory Set P...

Страница 4: ...in tenance to keep the machine and its components in good working condition They are listed in this general order Spray Nozzles Unloader Valves Winterizing Procedure Low Pressure Diagnosis High Limit...

Страница 5: ...perty damage personal injury or loss of life AVERTISSEMENT Si ces directives ne sont pas suivies la lettre un incendie ou une explosion pourrait survenir et entra ner des dommages la propri t des l si...

Страница 6: ...liquides inflammables WARNING Risk of fire Do not change LP tanks when the product is operating or still hot AVERTISSEMENT Risque d incendie Ne pas changer les r servoirs de p trole liquide pendant q...

Страница 7: ...in a well ventilated area DANGER Risque d asphyxie Utiliser ce produit uniquement dans un endroit bien ventil 14 Avoid installing machines in small areas or near exhaust fans Adequate oxygen is neede...

Страница 8: ...When tightening the POL Nut left hand thread on the service valve draw it up snug with a proper wrench This is a machined male brass fitting which seats securely against a female seat in the POL valve...

Страница 9: ...sure Hose Connect one end to water pump high pressure discharge nipple and the other end to spray gun Rupture Disk Secondary pressure release in the unlikely event the unloader valve fails Not Shown U...

Страница 10: ...10 Installation VHG 4 5 Landa VHG Operator s Manual 8 913 952 0 BR...

Страница 11: ...11 Installation VHG 6 8 Landa VHG Operator s Manual 8 913 952 0 BR...

Страница 12: ...t away Allow enough space for servicing the machine Local code will require certain distances from floor and walls Two feet away should be ade quate WARNING Avoid small areas or near exhaust fans AVER...

Страница 13: ...reprise oeuvrant dans le domaine du propane Most LP gas pressure washer heaters are designed to operate on LP gas vapor only Therefore all LP gas containers designed for vapor service must be trans po...

Страница 14: ...ouble wall type Sometimes vents have to be built of such great length that they come apart at their joints under their own weight These should be screwed together at the joints with sheet metal screws...

Страница 15: ...anufacturer and not a licensed contractor and as such we are unable to make recom mendations for suitable make and model of power vents and compliance with local building codes Damper An exhaust stack...

Страница 16: ...3 Open the damper to the fully open position 4 Start the pressure washer and allow it to heat up for at least 20 minutes before making any adjust ments 5 Note the values for Excess Air and or Oxygen...

Страница 17: ...ne pourrait causer des dommages mat riels ou des blessures corporelles 1 Installation or servicing of gas appliances and controls must only be performed by qualified personnel After installation or se...

Страница 18: ...ally grounded Is there ample water supply Have all flammable liquids or gases been removed from installation location Is there adequate gas supply for the BTU rating of the burner Is incoming gas supp...

Страница 19: ...ssembly to union on machine and plug in wires STEP 2 Connect the high pressure hose to the discharge fitting Push coupler collar forward until secure STEP 5 Before installing nozzle turn on the water...

Страница 20: ...ot water push the burner switch to the ON position and pull the trigger on the spray gun Landa VHG Operator s Manual 8 913 952 0 BR Selection of high or low pressure is accompanied by turning the hand...

Страница 21: ...e to the pump Cleaning Tips Pre rinse cleaning surface with fresh water Place detergent suction tube directly into cleaning solution and apply to surface For best results limit your work area to secti...

Страница 22: ...detergent valve and spray gun allowing the detergent lines to be flushed and the burner to cool Otherwise coil damage may occur STEP 3 After water has cooled push or turn pump switch to OFF position I...

Страница 23: ...etach water supply hose and high pressure hose 3 Turn on the machine for a few seconds until remaining water exits Turn pump off immediately 4 Do not allow high pressure hose to become kinked 5 Store...

Страница 24: ...tly to the pump If high pressure is developed in this manner the pump is good and the unloader needs to be repaired or replaced If low pressure is still present then the pump needs repairing CAUTION W...

Страница 25: ...rather than rise out of the stack Hence adequate floor space and good ventilation are especially important with propane systems Gas Pressure Requirements All propane fired machines operate on vapor pr...

Страница 26: ...union in main burner line below thermostat Slide burner manifold out through shell opening 2 TO CLEAN BURNER JETS Select proper size drill for type gas involved Use pin vise to hold drill and ream ou...

Страница 27: ...per Gal Liquid 91 547 102 032 BTU per Lb Liquid 21 591 21 221 Cu Ft per Lb Liquid 8 607 6 53 Cu Ft per Gal Liquid 36 45 31 8 Octane Number 125 91 Molecular Weight 44 09 58 12 To Calculate Running Cost...

Страница 28: ...own arrow keys or 8 To set the date repeat steps 6 and 7 9 To accept your entries press OK 10 To go back to the previous menu at anytime press ESC Programming Instructions The 900 1400 can be configur...

Страница 29: ...indow shows the three parame ters See figure 4 NOTE Ta is the accumulator timer and T is the adjustable timer the variable that changes 5 Press OK to change the value of Timer 1 Using the left right a...

Страница 30: ...e Pump On switch Timer 2 30 00 Seconds Pump will run in bypass for 30 seconds before shutting off machine is still in standby mode Pulling the gun trigger will restart the pump Timer 3 15 00 Seconds I...

Страница 31: ...s for 3 minutes and shut off To restart push the Pump On switch Timer 2 01 00 Hours To operate in time delay mode timer 2 must be deactivated This is done by setting timer 2 to value greater than time...

Страница 32: ...lumn 6 35 oz sq in 11 Water Column 4 lb sq in 1 lb sq in 27 71 Water Column 1 lb sq in 14 73 lbs sq in 1 Mercury 39 lb sq in 1 Std Atmosphere 14 73 lbs sq in Date Oil Changed Month Day Year Estimated...

Страница 33: ...er severe conditions Maintenance Schedule Replace Fuel Lines Annually Pump Oil SAE 10W 40 non foaming Inspect Daily inspect the oil level Change After first 50 hours then every 500 hours or annually C...

Страница 34: ...iscosity of detergent Dilute detergent to specifications Restriction behind float tank screen removed Install restriction Hole in detergent line s Repair hole Strainer basket plugged Remove and clean...

Страница 35: ...g kit Fouled or dirty inlet or discharge valves in pump Clean inlet and discharge valve Worn inlet or discharge valves Replace with valve kit Obstruction in spray nozzle Remove obstruction Leaking pre...

Страница 36: ...is turned on 2 With gas on and system sparking probe terminals PV and 24V GND If pilot gas does not flow with 24 volts at these terminals replace gas valve 3 Probe terminals PV and MV PV If 24 volts...

Страница 37: ...r rod the main burner should turn on If it does not replace the ignition control unit SHORT CYCLING OF MAIN BURNER MAIN BURNER TURNS OFF BEFORE THE BURNER SWITCH OR FLOW SWITCH IS TURNED OFF Draft con...

Страница 38: ......

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