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P R E S S U R E   W A S H E R S

®

OPERATOR’S MANUAL

LANDA, INC. 

■ 

4275 N.W. Pacific Rim Blvd. 

■ 

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 (360) 833-9100

or consult our web page at www.landa-inc.com

 VNG/VLP3-1100

 VNG/VLP4-2000

 VNG/VLP4-3000

 VNG/VLP6-3000

 VNG/VLP8-2500

 VNG/VLP4-4000

VNG

VLP

Summary of Contents for VLP3-1100

Page 1: ...ic Rim Blvd Camas WA 98607 USA For technical assistance or the Landa Dealer nearest you call 800 LANDA 4 U 800 526 3248 or 360 833 9100 or consult our web page at www landa inc com VNG VLP3 1100 VNG VLP4 2000 VNG VLP4 3000 VNG VLP6 3000 VNG VLP8 2500 VNG VLP4 4000 VNG VLP ...

Page 2: ...heck Lists 9 10 Operating Instructions 11 Preventative Maintenance 11 General Operating Techniques 11 Component Identification 112 Maintenance Service 13 Heating Coil 13 Gas Valve Regulator Adjustment 13 14 Propane Gas 14 Burner Features 14 15 VNG Control Panel 16 VNG Control Panel Parts List 17 VNG S Exploded View Left Side 18 VNG S Exploded View Right Side 19 VNG S Parts List 20 21 VNG L Explode...

Page 3: ...of purchase and keep in a safe place for future reference CONTENTS 3 VNG VLP Manual Form 96 610 Revised 7 01 VNG L Burner Assembly 26 VNG L Burner Assembly Parts List 27 VNG6 3000 Pump Assembly Exploded View and Parts List 28 29 VNG Electrical Box 30 VNG Electrical Box Parts List 31 VNG Remote Electrical Box 32 Troubleshooting 33 37 Basic Facts 38 Pressure Equivalents 38 Burner Specifications 39 P...

Page 4: ...instruc tions could cause malfunction of the machine and result in death serious bodily injury and or property damage 2 Know how to stop the machine and bleed pressures quickly Be thoroughly familiar with the controls 3 Stay alert watch what you are doing 4 All installations must comply with local codes Con tact your electrician plumber utility company or the selling distributor for specific detai...

Page 5: ...will spill out on the floor Therefore always provide adequate space and ventilation around these machines Install the machine 18 above the floor 24 Landa will not be liable for any changes made to our standard machines or any components not pur chased from Landa 25 Do not overreach or stand on unstable support Keep good footing and balance at all times 26 Follow maintenance instructions specified ...

Page 6: ...3 4 NPT 42 63 5 75 21 21 8 75 5 00 Water In 3 4 GHF 69 13 Electric Gas Exhaust Out 12 Dia 44 13 VNG6 3000 8 2500 18 25 3 25 10 00 Dia 19 50 Dia 21 00 Control Panel Chem In 5 00 1 00 2 00 1 50 1 50 2 00 5 25 6 00 47 50 Gas In 1 NPT M Elect In 3 4 NPT 36 00 High Pressure Out 3 8 HP Nipple 5 25 3 50 Water In 3 4 GHF Electric Gas 32 25 45 00 Exhaust Out 10 Dia 14 50 VNG INSTALLATION GUIDE VNG3 1100 4 ...

Page 7: ...g any specific code or regulations governing the installation The installation must conform to local codes Electrical The machine when installed must be electrically grounded in accordance with local codes Check for proper power supply using a volt meter check the serial plate for the correct requirements Gas Piping All piping must comply with local codes and ordinances of the National Fuel Gas Co...

Page 8: ...hat the stack will be as straight as possible and pro trude through the roof of the building at a proper location and at sufficient height to eliminate down draft The flue pipe of a gas fired machine should be installed with a down draft diverter Input BTU Per Hour Draft Hood Flue Pipe Size 410 000 600 000 10 inch 600 000 750 000 12 inch Draft Diverter The draft diverter figure 4 should be install...

Page 9: ...ing manifold pressure for natural gas is 3 5 wc The operating manifold pressure for propane gas is 11 wc The gas valve pressure regulator can be adjusted between 3 and 4 wc natural gas or 6 and 11 wc for propane If the desired input rating cannot be obtained within the above manifold pressure adjusting range the next size larger or smaller burner orifice should be used WARNING CHECK LIST WARNING 1...

Page 10: ...ting of the machine to prevent freezing Have gas lines been checked for gas leaks Have all operators using this machine been instructed properly and have they read the manual Has the machine been installed according to operator s manual instructions FOR YOUR SAFETY READ BEFORE LIGHTING WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage pe...

Page 11: ...sition If the machine is going to be off for an ex tended period of time put the manual valve on the gas valve into the OFF position 14 Turn the water off Protect from freezing PREVENTATIVE MAINTENANCE 1 Check to see that water pump is properly lubricated 2 Follow winterizing instructions to prevent freeze dam age to the pump and coils 3 Always neutralize and flush detergent from system after use ...

Page 12: ...uded High Pressure Hose Variable Pressure Control Handle Trigger Voltage Light Pump Light Pressure Gauge Adjustable Thermostat Unloader Steam Valve Water Supply Inlet Downstream Detergent Injector Burner Switch Hour Meter Pump Switch High Pressure Nozzles Detergent Bucket not included COMPONENT IDENTIFICATION VNG L W O REMOTE Detergent Valve ...

Page 13: ... the unloader needs to be repaired or replaced If low pres sure is still present the pump needs repairing CAUTION When using this procedure to test components keep the shut off spray gun open at all times High Limit Hot Water Thermostat For safety each machine is equipped with a high limit control switch In the event the temperature of the water should exceed its operating temperature the high lim...

Page 14: ...por propane fuel only They are designed to operate at a pressure of 11 w c between 1 3 and 1 2 of one psi and are often operated at even higher pressures when extra heat is needed Exterior regulators are needed to control the system Pro pane bottles are not included with the machine A high pressure regulator should be installed on the propane bottle and a low pressure regulator attached to the pre...

Page 15: ...olved Use pin vise to hold drill and ream out each jet orifice CAUTION Do not ream out orifices to a larger size If the water heater will be exposed to freezing weather an anti freeze solution should be circulated through the coil by whatever means are available for the particular system the water heater is used on To Adjust Pressure Regulator Adjustment of the pressure regulator is not normally n...

Page 16: ...12 14 15 2 6 7 7 1 3 16 18 18 18 17 5 16 4 5 6 9 13 16 16 9 22 23 To Unloader Detergent Line to Pump Inlet Detergent Inlet Line 7 21 Detergent Remote Operating System 10 11 25 24 8 17 17 Detergent Remote Operating System VNG CONTROL PANEL ALL MODELS 26 27 18 ...

Page 17: ... Less Coil Remote 1 16 6 2020 Switch Selec CH Remote 3 17 6 2001 Block Contact CH N O Remote 3 ITEM PART NO DESCRIPTION QTY 18 6 2000 Block Contact CH N C Remote 3 19 95 07163058 Panel Control VNG Small 1 95 07163012 Panel Control VNG Large 1 20 10 020VNG Label VNG Lexan 1 21 10 99015 Label VNG Control Panel 1 10 99031 Label VNG Control Panel Remote 1 22 4 12805500 Nozzle 0005 5 Red 3 1100 1 4 128...

Page 18: ...00 4 2000 4 3000 4 4000 LEFT SIDE For Detail See Electrical Box Illus To Detergent Valve 39 2 4 3 1 2 5 5 37 38 35 36 40 41 40 41 21 34 33 27 95 21 10 10 9 6 31 28 8 7 5 6 8 7 28 30 12 15 16 32 30 30 14 30 11 For Detail See Electrical Box Illus 20 21 25 18 19 24 23 26 25 22 17 ...

Page 19: ...DED VIEW 3 1100 4 2000 4 3000 4 4000 RIGHT SIDE 45 Remote Control Box 54 80 29 27 53 52 44 42 43 29 50 51 49 94 46 55 56 57 60 58 59 90 86 83 81 82 86 91 87 63 84 61 85 92 88 86 89 64 62 65 66 29 71 69 68 67 72 74 75 To Pressure Gauge 48 47 77 78 76 70 96 79 93 73 ...

Page 20: ...Elbow 1 2 JIC x 1 2 90 DGR 2 30 90 017 Nut 10 32 KEPS 3 31 95 07163028 Box Elec VNG 1 32 2 0147 Plug Overflow 2 33 5 3208 Unloader AL 607 7 8 GPM 1 5 3206 Unloader Pulsar 280 w Switch Auto Start Option 1 ITEM PART NO DESCRIPTION QTY 34 5 1047 Motor 2 HP 1 PH 3 11 1 5 10401 Motor 6 HP 1 PH 4 2A 1 5 1011 Motor 6 HP 3 PH 4 2B C 1 5 1027 Motor 5 HP 3 PH 575V 4 2F 1 5 1013 Motor 7 5 HP 1 PH 4 3A 1 5 10...

Page 21: ...orm Motor 3 11 1 95 071210136 Platform Motor 3 16 4 2 4 3 1 73 95 07121112 Rail Pump Gen Combo 1 74 90 1016 Bolt 3 8 x 1 NC HH 8 75 2 01011 Isolator 5 16 Fem x fem 6 76 2 0051 Nipple 1 2 JIC x 3 8 Pipe 1 77 2 0079 Swivel 1 2 JIC FEM x 3 8 Pipe1 78 5 2302 Pump General T 991 3 11 1 5 2304 Pump General T1011 4 2 1 5 2307 Pump General TS 2021 4 3 6 3 1 5 2320 Pump General T 9281 4 4 1 ITEM PART NO DES...

Page 22: ... EXPLODED VIEW 6 3000 8 2500 LEFT SIDE To Detergent Valve For Detail See Control Panel Illus For Detail See Electrical Box Illus 6 41 2 5 3 4 1 37 33 34 31 42 38 40 39 30 32 10 32 36 10 11 13 14 17 28 12 28 15 16 25 26 27 24 24 21 18 24 23 22 20 19 29 9 7 8 ...

Page 23: ...REWASHER OPERATOR S MANUAL 23 VNG L EXPLODED VIEW 6 3000 8 2500 RIGHT SIDE 72 Remote Control Box 54 70 69 44 75 32 79 49 52 52 52 51 78 47 48 43 45 32 46 53 68 67 71 74 58 57 33 59 50 55 56 60 61 62 73 66 76 32 63 65 77 64 ...

Page 24: ...crew 4 4 28 90 017 Nut 10 32 KEPS 5 29 90 2022 Nut Cage 7 30 2 1105 Swivel 1 2 JIC Fem Push On 2 31 4 02110000 Hose 1 2 Push On 2 32 2 0053 Elbow 1 2 JIC x 3 8 90 DGR 6 ITEM PART NO DESCRIPTION QTY 33 90 2002 Nut 3 8 ESNA 8 34 90 4002 Washer Flat 3 8 8 35 2 00270 Elbow 3 8 Male Pipe 1 36 5 3208 Unloader AL 607 7 8 GPM 1 5 3209 Unloader w Switch Auto Start Option 1 37 5 1025 Motor 15 HP 3 PH 6 3 8 ...

Page 25: ... 2 10942 Swivel 1 2 MP x 3 4 GHF 1 65 2 2017 Nipple 1 2 Male 1 66 95 07163083 Wrap Outer 30 VNG L 1 67 95 07121222 Coil 25 Dia VNG L 1 68 7 014834 Insulation Tank Head 30 1 69 95 071630751 Top Burner Wrap 30 1 70 95 07163016 Cover Burner Access VNG L 1 71 7 70151 Ignition Control Elec 1 72 95 07163014 Panel Burner End VNG L 1 73 4 02130050 Hose 7 8 Push On Conduit 4 74 4 02067770 Hose 1 2 x 70 1 7...

Page 26: ...26 VNG VLP SERIES PRESSUREWASHER OPERATOR S MANUAL VNG L BURNER ASSEMBLY 6 3000 8 25006 3000 8 2500 1 2 3 3 2 6 11 13 6 5 19 18 16 1 4 7 8 9 10 7 12 14 15 17 20 6 21 22 23 ...

Page 27: ...40 1 10 2 0086 Union 1 Black Pipe 1 11 2 00171 Nipple 1 Close Black Pipe 1 12 90 19710 Screw 1 4 x 3 4 HH NC Whiz Loc 4 ITEM PART NO DESCRIPTION QTY 13 95 07163084 Door Burner Large ENG VNG 1 14 90 19710 Nut Cage 1 4 x 12 GA 4 15 95 07163069 Burner Square Assy Landa Less Jets 1 16 7 70236 Pilot Natural Gas Electronic 1 17 95 07163085 Splash Guard Pilot Light ENG VNG 1 18 7 0150 Tubing Aluminum 1 4...

Page 28: ...28 VNG VLP SERIES PRESSUREWASHER OPERATOR S MANUAL VNG6 3000 PUMP ASSEMBLY 11 10 1 3 17 14 13 12 18 8 2 5 To Float Tank To Burner Coil To Pressure Gauge To Detergent Valve 2 9 1 7 6 4 2 1 19 18 16 15 ...

Page 29: ...ge 1 6 2 9000 Clamp Screw 4 1 7 2 1089 Barb Hose 1 4 Barb x 1 4 Pipe 90 1 8 2 1076 Bushing 1 2 x 1 4 Pipe 1 9 2 1053 Nipple 1 2 JIC x 1 2 Pipe 1 10 2 1042 Tee 1 2 Street 2 11 2 0079 Swivel 1 2 JIC Fem 1 12 2 0052 Nipple 1 2 JIC x 1 2 Pipe 1 13 5 2306 Pump General TS 2021 L 6 3 1 14 95 07163042 Power Plate VNG L 1 15 2 00270 Elbow 3 8 Male Pipe 1 16 6 021730 Switch Flow MV 60 1 17 90 10225 Bolt 3 8...

Page 30: ...30 VNG VLP SERIES PRESSUREWASHER OPERATOR S MANUAL VNG ELECTRICAL BOX AUTO START STOP 8 15 17 18 6 4 5 5 2 4 1 19 7 12 14 11 3 16 13 9 10 2 9 9 10 9 8 8 8 17 18 6 20 20 2 ...

Page 31: ...G 1 6 5012 Overload Relay CH 6 3C 8 25C 1 6 5013 Overload Relay CH 4 31B 1 6 5015 Overload Relay CH 4 3A 6 3B 8 25B 1 6 5009 Overload Relay CH 4 2C 4 2F 4 3F 1 7 95 07163028 Box Electrical VNG 1 8 90 1998 Screw 1 4 x 3 4 BH SOC 4 9 90 2018 Nut Cage 10 32 x 16 GA 8 10 6 0517 Strain Relief 3 4 4 11 6 60121 Transformer 050 KVA 110 24V 1 12 6 60111 Transformer 240 480 120V 075 KVA 1 13 6 02295 Fuse AT...

Page 32: ...32 VNG VLP SERIES PRESSUREWASHER OPERATOR S MANUAL VNG ELECTRICAL BOX TIME DELAY 17 5 1 7 16 13 6 3 4 2 18 15 16 8 8 10 9 10 8 8 14 12 11 18 2 18 18 15 5 6 16 ...

Page 33: ...oad Relay CH 4 3C 1 6 5011 Overload Relay CH 4 2B G 1 6 5012 Overload Relay CH 6 3C 8 25C 1 6 5013 Overload Relay CH 4 3B 1 6 5015 Overload Relay CH 4 3A 6 3B 8 25B 1 6 5009 Overload Relay CH 4 2C 4 2F 4 3F 1 7 95 07163028 Box Electrical VNG 1 8 90 1998 Screw 1 4 x 3 4 BH SOC 4 9 90 2018 Nut Cage 10 32 x 16 GA 8 10 6 0517 Strain Relief 3 4 4 11 6 60121 Transformer 050 KVA 110 24V 1 12 6 60111 Tran...

Page 34: ...OPERATOR S MANUAL VNG REMOTE ELECTRICAL BOX ALL MODELS 6 0517 6 05041 10 3014 6 00530 6 2020 6 0390 6 2001 6 2000 6 03901 Cable To Remote Unit To Be Installed By Electrician Cable to Electrical Box Remote Unit Customer Installed 6 2020 ...

Page 35: ...s cock or selector arm is turned on 2 With gas on and system sparking probe terminals PV and 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 not present replace ignition control box HAVE PILOT GAS NO SPARK A Defective ignitor sensor and or its wiring Set test meter to ohm scale 1 Disconnect the wire from the IGN terminal ...

Page 36: ...e flame on the ignitor sensor 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 condition pulls flame away from ignitor sensor rod Check the thermostat by bypassing at terminals P1 1 Set thermostat high With main burner on observe the pilot flame impingem...

Page 37: ...ves in pump Clean inlet and discharge valves Worn inlet or discharge valves Replace with valve kit Obstruction in spray nozzle Remove obstruction Leaking pressure control valve where applicable Rebuild or replace as needed Detergent metering valve left open sucking air or faulty metering valve Close and or replace metering valve Slow motor RPM Check incoming voltage LOW WATER TEMPERATURE Improper ...

Page 38: ...or packing Filter screen on detergent suction hose plugged Clean or replace Dried up detergent plugging metering valve Disassemble and clean thoroughly High viscosity 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 Connections on selector valve loose Put te...

Page 39: ...scharge valve springs Check and replace if necessary Excessive matter in valves Check and clean if necessary Worn bearings Check and replace if necessary PRESENCE OF WATER IN OIL Oil seal worn Check and replace if necessary High humidity in air Check and change oil twice as often WATER DRIPPING FROM UNDER PUMP Piston packing worn Check and replace if necessary O ring plunger retainer worn Check an...

Page 40: ...Example Using natural gas 400 000 BTU Machine 400 cubic feet 4 Therms hour 4 x 50 2 00 hour to run BASIC FACTS PRESSURE EQUIVALENTS Simply stated pressure is the force exerted by a gas or liquid attempting to escape from a container It is useful to know how strong this attempt to escape is Pressure can be measured with a manometer or with a pressure gauge At the lower levels it is expressed in inc...

Page 41: ...0 X 46 54 3 4 7000MVRHC No VNG4 3000 X 46 54 3 4 7000MVRHC No VNG6 3000 EW 98 54 1 7000MVRHC No VNG8 2500 EW 98 54 1 7000MVRHC No VLP3 1000 X 46 69 3 4 7000MV4HC Kit Yes VLP4 2000 X 46 65 3 4 7000MV4HC LP Kit Yes VLP4 3000 X 46 65 3 4 7000MV4HC LP Kit Yes VLP6 3000 EW 98 66 1 7000MV4HC LP Kit Yes VLP8 2500 EW 98 66 1 7000MV4HC LP Kit Yes BURNER SPECIFICATIONS ...

Page 42: ...to the life of your pressure washer Perform mainte nance more often under severe conditions MAINTENANCE SCHEDULE Pump Oil Inspect Oil level daily Change After first 50 hours then every 500 hours or annually Check and Tighten Belts Every 3 months Remove Burner Soot Annually Burner Adjustment Cleaning Annually Clean Burner Nozzles Annually Descale Coil Annually More often if required Replace High Pr...

Page 43: ...ervice including adjustments fuel system cleaning and clearing of obstructions 6 Transportation to service center field labor charges or freight damage WHAT YOU MUST DO TO OBTAIN WARRANTY SERVICE While not required for warranty service we request that you register your LANDA pressure washer by returning the completed registration card In order to obtain warranty service on items warranted by LANDA...

Page 44: ...4275 NW Pacific Rim Blvd Camas WA 98607 USA Form 96 610 Revised 7 01 Printed in U S A by Landa Inc Camas WA 98607 WATER CLEANING SYSTEMS ...

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