Makita BVF104 Manual

CONCEPT AND MAIN APPLICATIONS
Specification
BVF104, BVF154
Cordless Garden Sprayers
Models BVF104 and BVF154 are Cordless backpack style sprayers
powered by 18V Li-ion battery; both 3.0Ah battery BL1830 and
1.3Ah battery BL1815 can be used.
Their main benefits are:
Environment-friendly with no emission and extremely low noise
Reduced running cost with rechargeable Li-ion battery
BVF104 features 10 litter tank, and BVF154 features 15 litter tank.
Standard equipment
Optional accessories
Note: The standard equipment for the tool shown above may vary by country.
Y-shaped double nozzle .............. 1
Wide angle herbicide nozzle ....... 1
Battery BL1815, Battery BL1830, Fast charger DC18RA, Charger DC18SD, Charger DC24SC
Spray pipe holder ................... 1
Shoulder harness .................... 1
BVF104
BVF154
Dimensions: mm (")
Width (W)
Height (H)
Length (L) 315 (12-3/8)
225 (8-7/8)
345 (13-5/8)
235 (9-1/4)
415 (16-3/8) 525 (20-3/4)
BVF104 BVF154
These products are available in the following variations.
All models also include the accessories listed below in "Standard equipment".
BVF104RF
BVF104Z
BVF104
BVF154RF
BVF154Z
BVF154
Model No.
BL1830
(Li-ion 3.0Ah) DC18RA
No No No
type quantity Charger
1 No
Battery Battery
cover
Model No.
Offered to
All countries
Mexico, Panama
All countries except the two listed above
Offered to
All countries
Mexico, Panama
All countries except the two listed above
BL1830
(Li-ion 3.0Ah) DC18RA
No No No
type quantity Charger
1 No
Battery Battery
cover
BVF104
BVF154
*1 Weight according to EPTA-Procedure 01/2003, with battery BL1815
Battery
Cell
Voltage: V
Capacity: Ah
Li-ion
18
3.0/ 1.3
Net weight*1: kg (lbs) 3.8 (8.2) 4.1 (9.1)
Tank capacity: L 10 15
Spray pressure: Mpa 0.3
0.8Y-shaped double nozzle
1.3Wide angle herbicide nozzle
125/ 60Y-shaped double nozzle
200/ unknownWide angle herbicide nozzle
100/ 48Y-shaped double nozzle
260/ unknownWide angle herbicide nozzle
Specification Model BVF104 BVF154
22/ 15 with DC18RA
60/ 30 with DC18SD
Charging time (approx.): min.
Continuous run time
(approx.): min.
Liquid delivery rate:
L/min.
Spray volume on a single
full battery charge: L
Models No.
Description
PRODUCT
TECHNICAL INFORMATION
P 1/ 7

P 2/ 7
Repair
CAUTION: Remove the Battery from the machine and shift the liquid in the tank to others
for safety before repair/ maintenance in accordance with the instruction manual!
[1] LUBRICATIONS
Apply ISOFLEX TOPAS NB52 to the designated portions (by gray color) of Pump assembly to protect parts and product
from unusual abrasion.
Inner wall Pinion gears’ teeth
The bottom hole has to be full by NB52.
Fig. 1
[2] DISASSEMBLY/ASSEMBLY
[2]-1. Pump assembly, DC motor
DISASSEMBLING
M5x10
Screw (4pcs.)
Cushion
(1) Remove Cushion from Tank complete by loosening four M5x10 Screws. (Fig. 2)
(2) Remove Pump holder from Tank complete by loosening three M5x10 Screws. (Fig. 3)
(3) Lift Pump holder and remove two receptacles from DC Motor. (Fig. 4)
(4) Expand Hose clamps A and B using Pliers, and then shift the hose clamps A and B along Tube 2 and Tube 1 in the
directions designated by white arrows. (Fig. 5)
Tank
complete Pump holder
M5x10
Screw (3pcs.)
Pump holder
Pump assembly
Receptacle
(2pcs.)
DC motor
Tube 2 Tube 1
Tube
Prongs of
clamp
Piers
Hose clamp B
Hose clamp A
Fig. 2 Fig. 3
Fig. 4 Fig. 5

P 3/ 7
Repair
(5) Remove Pump plate from Pump holder by loosening two 4x18 Tapping screws. (Fig. 6)
(6) Pull off Tube 1 and Tube 2 from Pump assembly. (Fig. 7). Pump assembly can be removed as illustrated in Fig. 8.
(7) Remove four Tapping screws to separate DC motor section. (Fig. 9)
(8) Remove four Tapping screws and Cover in order to disassemble the remaining part of Pump assembly. (Fig. 10)
(9) DC motor section can be disassembled by loosening two Tapping screws. (Fig. 11)
[2] DISASSEMBLY/ASSEMBLY
[2]-1. Pump assembly, DC motor (cont.)
DISASSEMBLING
ASSEMBLING
Take the disassembling step in reverse.
Note: 1) Pass the emboss of Pump assembly through the large hole of Plate 1.
2) Align the notch on bottom side of Gear set with Joint of pump assembly to pass the liquid through the notch.
Refer to Fig. 12.
3) Fit four protrusions into four grooves to assemble Pump assembly as illustrated in Fig. 13.
Pump plate
4x18 Tapping screw
(2pcs.)
Tube 2 Tube 1
Pump assembly
Pump holder
Pump holder
Fig. 6
Fig. 9
Fig. 11
Fig. 10
Fig. 7 Fig. 8
Pump assembly
Fig. 12 Fig. 13
Cover O ring 2 Plate 2 O ring 1 Plate 1
Tapping
screw
(4pcs.)
Tapping screw (4pcs.) Gear set
DC motor
section
Plate 1 Large hole
Grooves
Protrusions
Protrusions
Grooves
Notch on the bottom of Gear set
Emboss
Pump
assembly
Gear set
Joint for Tube 1
Tapping screws
(2pcs.)

P 4/ 7
Repair
[3] DISASSEMBLY/ASSEMBLY
[3]-2. Switch
DISASSEMBLING
(1) Remove two receptacles from DC motor as mentioned in the previous pages.
(2) Remove Cover assembly. Loosen three M5x10 screws and separate Battery housing from Tank complete. (Fig. 14)
(3) Remove two receptacles from Switch terminals. (Fig. 15)
(4) Pressing the leaf spring portions of Switch with screwdriver, push out Switch to Cover assembly side. (Fig. 16)
ASSEMBLING
Receptacles
disconnected
from DC motor
Cover assembly
M5x10 Screw
(3pcs.)
Battery
housing
Battery
housing
Fig. 14
Fig. 16Fig. 15
Receptacle
Switch
Take the disassembling step in reverse.

P 5/ 7
Repair
[3] DISASSEMBLY/ASSEMBLY
[3]-3. Fuse
DISASSEMBLING
Fuse holder
Fuse holder
Near side of Fuse holder
Note: The following problems cause Fuse to be blown up. Therefore, solve the problems before replacing Fuse.
* Lock of Motor due to the intrusion of alien element
* Lock of Motor due to the rust by the liquid materials, leaking from Tank complete
ASSEMBLING
Battery housing L
Battery housing R
Battery
housing L
Battery
housing R
Fig. 17
Fig. 18
Fuse
Fuse holder
Take the disassembling step in reverse.
(1) Remove Battery housing from Tank complete. (Fig. 14)
(2) Remove Fuse holder from Battery housing R by picking the near side Fuse holder with Slotted screwdriver, and then
pull off Fuse holder from Battery housing L.(Fig. 17)
(3) Turn Fuse holder in the direction designated by gray arrow. Fuse can be removed. (Fig. 18)
Note: Fuse of model BVF154 can be replaced without removing Battery housing from Tank complete.
Remove Pump holder from Tank complete as illustrated in Figs. 2 and 3, and then do the above step illustrated
in Figs. 17 and 18.

Circuit diagram
Wiring diagram
Wiring to DC motor
P 6/ 7
Red
White
Battery housing
Fig. D-1
Fig. D-2R
Correct Wrong
Fig. D-2F
DC motor
of Pump
assembly
Color index of lead wires' sheath
Black
Controller
Terminal
Switch
Fuse
Holder pump interferes in wiring to DC motor
when the wire connecting portion of Receptacles
are faced to Pump holder side.
Facing the wire connecting portion of Receptacles
to the opposite of Tank complete side, connect the
Receptacles to DC motor.
Pump holderPump holder
Pump holder
Tank complete side
Receptacles have to be connected to DC Motor as illustrated in Fig. D-2R.
Tank complete side

Wiring diagram
P 7/ 7
Wiring to DC motor
Wiring in Battery housing
Red point mark
Holder pump side
Tank complete side
Battery Housing L
viewing from
Battery Housing R side
Battery housing L
viewed from Bottom
Connect the Lead wire (red) from
Controller to the Terminal by Red
point mark which designates + pole.
Fig. D-3
Fig. D-4
Receptacle
Lead wire (red)
from Controller
Battery housing L
Fix these Lead wires
with Lead wire holders.
Fix the Lead wires
with Lead wire holders.
Controller
These Lead wires have
to be tightened in this area.
Terminal
Receptacles
connected to
Switch
Fuse
Switch