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15

No.  

REFERENCE 

DESCRIPTION 

QUANTITY

DVD3040-AAA0A

 

 vft 4-phase pump (VFT_4SP) 

1

ZEZ3306-00003 

vft pump brace 

1

DVD3240-P071A 

BP4 motor pump end bell 

1

ZEZ1501-00003 

M5 H10 M-F Silent Block Bush 

3

DVD3240-P060A 

BP4 motor pump connector plate 

1

DVD3240-P160A 

BP4 exhaust protector 

1

DVD3240-P030A 

BP4 exhaust 

1

ZEZ3330-00001 

BP4 exhaust gasket 

1

DVD3240-P020A 

BP4 carrying handle 

1

10 

ZEZ2005-00001 

Polini THOR 130 Evo motor 

1

11 

ZEZ3305-00003 

BP4 plastic accelerator cover 

1

12 

DVD3240-P050A 

BP4 accelerator control lever 

1

13 

DVD3240-P040A 

BP4 accelerator-coil plate 

1

14 

ZEZ2005-00001 

Polini THOR 130 Evo Motor Coil 1

15 

ZEZ3306-00005 

BP4 starter pull cord 

1

16 

DVD3240-P080A 

BP4 rotor protector 

1

17 

DVD3240-P100A 

BP4 electronic board 

1

18 

DVD3240-P150A 

BP4 electronic housing 

1

19 DVD3240-P110A 

BP4 LED plate 

1

20 

ZEZ3331-00001 

BP4 counter 

1

21 

ZEZ3331-00003 

BP4 ON/OFF switch 

1

22 

DVD3240-P120A 

BP4 air filter box 

1

23 

ZEZ3330-00002 

BP4 air filter foam 

1

24 

DVD3240-P130A 

BP4 air filter cap 

1

25 

ZEZ1501-00004 

M8 D30 H20 M-F Silent Block Bush 

2

26 

ZEZ3309-00009 

BP4 M5 stainless steel threaded carburetor rod 

2

27 

DED6002-00005 

Mercury male fuel line connector 

1

28 

DVD3240-P170A 

BP4 Mercury connector support 

1

29 

DVD3240-P140A 

BP4 electronic support 

1

30 

DVD3240-P200A 

BP4 gas rod 

1

31 

DVD3240-P090A 

BP4 motor pump union support 

1

32 

ZEZ2005-00101 

Polini motor anti-vibration support 

1

33 

DVD3240-P010A 

BP4 tubular base 

1

GENERAL EXPLODED VIEW

Summary of Contents for BP4

Page 1: ...1 BP4 Motor Pump Vers 07 15 2021 User manual User manual ...

Page 2: ...2 Vallfirest Tecnologías Forestales S L C Ignasi Barraquer 4 6 08460 Sta Mª de Palautordera Spain B64469687 T 34 938 678 779 F 34 936 889 625 info vallfirest com www vallfirest com ...

Page 3: ...PONENTS 18 5 5 EXPLODED VIEW OF ELECTRONIC HOUSING COMPONENTS 20 5 6 EXPLODED VIEW OF THE EXHAUST COMPONENTS 22 5 7 EXPLODED VIEW OF THE PULL CORD COMPONENTS 23 6 MAINTENANCE 24 6 1 CLEANING THE AIR FILTER 24 6 2 COOLING THE MOTOR 24 6 3 SPARK PLUG 24 6 4 MUFFLER SCREWS 25 6 5 FUEL FILTER 25 6 6 REPLACING THE STARTER CORD Flash Starter 25 6 7 CARBURATION CHECK 26 6 8 DISMANTLING THE PUMP 26 6 9 AS...

Page 4: ...pump above the maximum nominal pressure 7 Always operate the unit at a lower pressure than required for enhanced operator and equipment safety 8 Slowly close the valves and use slow close valves whenever possible to avoid any danger for other line operators and prevent water hammer which could damage the pump and pipe components 9 Bleed all pressure from the system before doing any service work on...

Page 5: ...nd have it circulate through the pump and pipe system 4 Let the motor heat up before using the unit at maximum performance 5 Always use lead free gas or gas at the octane recommended by the manufacturer 6 Always make sure the correct quantity of oil has been blended with the gasoline Read the manual for the exact percentage of oil to be blended 7 Pumps must not be operated without water or without...

Page 6: ...antly reduces the noise level 4 It has different standard fuel connection systems such as Mercury and Chrystler 5 The compact robust base protects the pump and motor at all times in addition to providing an easy hold for mobility and starting It is also designed to be used with a VFT hose pack This motor pump is designed to meet the requirements of wildland industrial and household firefighting No...

Page 7: ...BP4 Exhaust Air filter cap Tachometer Hours Rpm On Off switch Gas lever 1 4 BSPT thread connection 2 NPSH thread connection 1 2 NPSH thread connection Control panel Fuel inlet Spark plug tube Motor carburation access ...

Page 8: ...ation Do all maintenance operations indicated in this instructions manual on pg 15 Reset after completing maintenance 4 OVERSPEED This indicator turns on when the motor pump is working too hard it lowers the accelerator speed The motor stops automatically if the unit may be damaged If the motor turns off pull on the pull cord again with the button in the ON position to re start 5 OVERHEAT This ind...

Page 9: ...ring prior use Notify your superior if the equipment requires repairs Remember that damaged equipment may expose you to safety risks 4 3 FILLING WITH FUEL 1 Insert the motor pump fuel line quick coupling and pump the fuel bulb until fuel mixture is just touching bottom of carburetor 2 When preparing the blend pour a small quantity of gasoline Naphtha inside the tank Add all the oil necessary and b...

Page 10: ...tor starts 6 Keep the motor at idling speed until the warm up LED turns off 7 Place the Starter lever in the closed position Follow the cold start instructions yet with the gas lever in the rest position 1 When a new VFT BP4 motor pump must be started or if it has run out of gas the hose primer bulb must be pressed until the fuel can be seen inside the transparent tube below the carburetor Follow ...

Page 11: ...he spark plug electrode is a light color the carburation is poor if the motor is used in these conditions it could be damaged Do not use the motor in these conditions and check with an authorized distributor for adjustment CAUTION Take the greatest of care when adjusting the high speed blending screw needle If it is adjusted incorrectly the motor may be damaged due to overheating 4 9 OPERATING IN ...

Page 12: ...12 5 PARTS LIST 5 1 VFT4SP PUMP PARTS 1 2 3 4 6 8 9 10 11 12 13 11 14 15 11 14 15 16 17 18 19 20 14 21 22 23 7 5 A A SECCIÓN A A ESCALA 1 2 ...

Page 13: ...328 00001 1 4 BSPT Brass Stopper 1 11 DVD3040 P025A vft 3 4 phase rear pump impeller 3 12 ZEZ0601 00007 105x3 5 O ring 1 13 DVD3040 P035A vft 3 4 phase rear pump distributor 1 14 ZEZ0601 00008 110x3 5 O ring 3 15 DVD3040 P030A vft 3 4 phase front pump distributor 2 16 DVD3040 P020A vft 3 4 phase front pump impeller 1 17 ZEZ3309 00002 MB2 washer 1 18 ZEZ3309 00001 KM2 right threaded nut 1 19 ZEZ330...

Page 14: ...14 5 2 GENERAL EXPLODED VIEW 1 2 3 6 7 8 9 10 13 16 15 33 17 18 19 20 21 22 23 24 14 26 29 28 27 12 11 30 31 32 5 4 25 5 2 GENERAL EXPLODED VIEW ...

Page 15: ... 1 15 ZEZ3306 00005 BP4 starter pull cord 1 16 DVD3240 P080A BP4 rotor protector 1 17 DVD3240 P100A BP4 electronic board 1 18 DVD3240 P150A BP4 electronic housing 1 19 DVD3240 P110A BP4 LED plate 1 20 ZEZ3331 00001 BP4 counter 1 21 ZEZ3331 00003 BP4 ON OFF switch 1 22 DVD3240 P120A BP4 air filter box 1 23 ZEZ3330 00002 BP4 air filter foam 1 24 DVD3240 P130A BP4 air filter cap 1 25 ZEZ1501 00004 M8...

Page 16: ...16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 16 17 20 21 19 18 15 5 3 EXPLODED VIEW OF TUBULAR BASE COMPONENTS ...

Page 17: ... Grower Washer 2 10 ZEZ0202 00131 DIN 912 A2 M8x10 Allen Screw 2 11 ZEZ0207 00005 DIN985 A2 M6 Hexagonal Self Locking Nut 2 12 ZEZ0204 00007 DIN125 A2 M6 Flat Washer 2 13 ZEZ0207 00004 DIN985 A2 M5 Hexagonal Self Locking Nut 2 14 ZEZ0204 00006 DIN125 A2 M5 Flat Washer 2 15 DVD3240 P090A BP4 motor pump union support 1 16 ZEZ0207 00003 DIN985 A2 M4 Hexagonal Self Locking Nut 2 17 ZEZ0204 00005 DIN12...

Page 18: ...18 8 7 2 4 1 3 5 14 18 19 24 25 26 29 30 31 27 32 34 35 38 36 37 17 16 12 6 9 11 28 23 22 21 10 15 20 13 33 5 4 EXPLODED VIEW OF MOTOR UNIT COMPONENTS ...

Page 19: ...Allen Screw 1 18 ZEZ0209 00004 DIN127 B A2 M6 Grower Washer 1 19 ZEZ0202 00103 DIN912 A2 M6x16 Allen Screw 1 20 DVD3240 P180A BP4 M5 threaded spacer 1 21 ZEZ3309 00011 M6 Gas accelerator washer 2 22 ZEZ0204 00007 DIN125 A2 M6 Flat Washer 1 23 ZEZ0207 00005 DIN985 A2 M6 Hexagonal Self Locking Nut 1 24 ZEZ2005 00001 Polini THOR 130 Evo Motor Coil 1 25 ZEZ0204 00007 DIN125 A2 M6 Flat Washer 2 26 ZEZ0...

Page 20: ...20 1 2 3 4 5 6 7 8 9 12 13 14 15 16 10 11 5 5 EXPLODED VIEW OF ELECTRONIC HOUSING COMPONENTS ...

Page 21: ...box 1 7 ZEZ3331 00001 BP4 counter 1 8 ZEZ3331 00003 BP4 ON OFF switch 1 9 DVD3240 P110A BP4 LED plate 1 10 ZEZ0204 00004 DIN125 A2 M3 Flat Washer 2 11 ZEZ0207 00002 DIN985 A2 M3 Hexagonal Self Locking Nut 2 12 DVD3240 P150A BP4 electronic housing 1 13 ZEZ3309 00007 BP4 carburetor gasket 1 14 ZEZ3309 00009 BP4 M5 stainless steel threaded carburetor rod 2 15 ZEZ0204 00006 DIN125 A2 M5 Flat Washer 1 ...

Page 22: ...2 4 ZEZ0209 00004 DIN127 B A2 M6 Grower Washer 2 5 ZEZ0222 00006 M5 DIN 6798 A toothed washer 4 6 ZEZ3330 00001 BP4 exhaust gasket 1 7 ZEZ3309 00010 M5 x 35 exhaust threaded rod 2 8 DVD3240 P030A BP4 exhaust 1 9 ZEZ1501 00003 M5 D16 H10 M F Silent Block Bush 1 10 ZEZ0209 00003 DIN127 B A2 M5 Grower Washer 2 11 ZEZ0209 00003 DIN912 A2 M5x12 Allen Screw 2 5 6 EXPLODED VIEW OF EXHAUST UNIT COMPONENTS...

Page 23: ...23 DVD3240 P080A ZEZ3306 00005 5 7 EXPLODED VIEW OF THE PULL CORD COMPONENTS ...

Page 24: ...ral screw from the cover incline it towards you and pull out Once the cover is removed remove the foam filter Brush with a large brush Wash with mineral spirits until clean Squeeze to get all the remaining liquid out and re install 6 1 AIR FILTER CLEANING 6 2 COOLING THE MOTOR 6 3 SPARK PLUG This screen prevents grass leaves etc from entering the cooling system flaps As this motor is cooled by air...

Page 25: ...he 4 screws M5 firmly see the torque table 6 4 MUFFLER SCREWS 6 5 FUEL FILTER Re adjust the muffler screws securing it to the cylinder after the first 4 hours and check every 15 hours after that Check the silent block bushes are adjusted after the first 4 hours and every 20 hours after that The fuel filter must be checked every 50 hours or if the motor shows signs of overheating When the motor is ...

Page 26: ...ntling the bearing 10 DVD3115 P020A Shaft protector 2 PUMP REPAIR KIT VFT4SP PUMP DISMANTLING AND ASSEMBLY KIT 6 7 CHECKING THE CARBURATION To check whether the motor carburation is correct let it work for a few minutes with the gas open and stop the motor Once cooled down remove the spark plug and check the color of the porcelain inside the spark plug The correct color is a coffee brown Photo 1 I...

Page 27: ...omponents can now be pressed down from the end of the bearing a Reverse the pump use the Pump body support 6 Please remember that inner parts must be guided during this task use the Tool for dismantling impellers and distributors 4 A manual press is preferred as the mechanic can feel the components through the inner edge of the body 9 Remove the seal by inverting the pump use the Pump body support...

Page 28: ...le use the tool for assembling distributors 8 and manually press to apply short pressure until the distributor is pressed through the first section This can be felt when the free distributor falls to the next level Repeat with the rest of the distributors and impellers 9 Place the safety washer over the shaft hook tongue in the groove in the shaft thread 10 Screw the locknut onto the shaft and tig...

Page 29: ...asket Replace the gaskets Weak spark Contact the nearest authorized representative Dirt in the fuel line carburetor Dismantle and clean Carburetor not properly adjusted See the adjustment screws Losses through seals Replace the seals Weak spark Contact the manufacturer or nearest authorized representative FAILURES IN THE MOTOR Dirt in the fuel line carburetor Dismantle and clean Carburetor not pro...

Page 30: ...PERFORMANCE PROBLEMS Locked Make sure the hoses and valves are not obstructed by any debris Remove any obstructions Pump power problems Visually check the motor and make sure everything is in good conditions Check the motor manual that came with the motor pump Air trapped in the suction line Make sure some part of the suction oversleeve is higher than the pump inlet Water restrictions in the pump ...

Page 31: ...rheating because the cylinder heat dissipators are very dirty or because dirt enters the motor 4 It simply needs a little fine tuning or an adjustment of the carburetor spark plugs or minor repair 5 It has been incorrectly repaired which affected the quality or reliability of the BP4 motor pump 6 It has been subjected to abnormal uses This is observed when the motor operates poorly because of abno...

Page 32: ...32 For more information www vallfirest com ...

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