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T ECHNICAL INFORMATION
Models No. JR3070CT
PRODUCT
P 1 / 18
Description Recipro Saw
CONCEPT AND MAIN APPLICATIONS L
Model JR3070CT has been developed as the highest specification
model in Makita Recipro Saws.
Features electronic control and orbital mechanism for extra-high H
cutting efficiency while ensuring low vibration performance with
our innovative AVT (Anti-Vibration Technology).
Additionally, provides more control and comfort with toolless W
blade change, toolless shoe adjustment and rubberized soft grip.
Dimensions: mm (")
Length (L) 485 (19-1/8)
Width (W) 99 (3-7/8)
Height (H) 181 (7-1/8)
Specification
Continuous Rating (W)
Voltage (V) Current (A) Cycle (Hz) Max. Output(W)
Input Output
110 14.5 50/60 1,510 650 1,600
120 15 50/60 1,700 950 1,600
220 7.2 50/60 1,510 650 1,600
230 6.9 50/60 1,510 650 1,600
240 6.6 50/60 1,510 650 1,600
Stroke per minute: min-1 0 - 2,800
Length of Stroke: mm (") 32 (1-1/4)
*Wood: mm (") 255 (10)
Capacity
Pipe: dia. mm (") 130 (5-1/8)
Variable speed control Yes
Net weight: kg (lbs) 4.4 (9.7)
Europe: 4.0 (13.1)
Power supply cord: m (ft) Australia: 2.0 (6.6)
Other countries: 2.5 (8.2)
*when cutting with the supplied 300mm (11-3/4") length recipro saw blade.
Standard equipment
North America: All countries other than North America:
Recipro saw blade (for Steel) Recipro saw blades No.21 (for Steel)
Recipro saw blade (for Composite) Recipro saw blades No.22 (for Steel)
Steel carrying case Recipro saw blade No.23 (for Wood and Plywood)
Plastic carrying case
Note: The standard equipment for the tool shown above may differ by country.
Optional accessories
Recipro saw blades No.21, 22, 24 (for Steel)
Recipro saw blade No.23, 23B (for Wood and Plywood)
P 2 / 18
Features and benefits
Main specification differences among the series models
Model No. JR3070T JR3060T JR3050T
Rated amperage for USA 15 12 9
Electronic control Yes No No
Counterweight mechanism Yes No No
Orbital mechanism Yes Yes No
Extra-High Cutting Efficiency
The cutting speed is higher than the competitions
AVT (Anti-Vibration Technology) and our predecessor models in class.
(See the comparison charts on page 4.)
Use of counterweight mechanism
ensures low vibration performance. *Orbital Mechanism
For high speed Electronic Constant Speed Control
*Toolless Blade Change wood cutting
Minimizes reciprocating speed loss when loaded,
Simply insert the blade for ensuring high cutting efficiency.
installation. Removal can
also be done with one touch.
*Large Variable Speed Trigger Switch
Easy to operate even with gloved hand
*Rubberized Soft Grip
Provides more control and comfort.
*Toolless Shoe Adjustment
*Clutch protects both user and
Shoe is adjustable to 5 positions tool when the blade is jammed.
by merely pushing a button.
Variable Speed Preset Dial
*Reliable, Dust and Drip-Proof Tool Head Mechanism Simply by turning the dial, an optimum
reciprocating speed range can be variably
1. Front side of the slider is protected against saw dust by; preselected to the material.
1) Air from the fan that sweeps away saw-dust
2) X ring and Seal plate that seal out saw-dust from the gear room
2. Gear room is also protected against water drops by a rubber seal ring
on the matching surface between gear housing and gear housing cover.
*The same advantage as JR3060T
P 3 / 18
Comparison of products
Specification Comparison
Model No. Makita Competitor A Competitor B
Specifications JR3070CT JR3020 Model A Model B
Rated amperage for North America: A 15 9.3 11 11.8
Continuous rating input: W a) 1,510 1,020 N/A N/A
Strokes per min: spm.= min.-1 0 - 2,800 0 - 2,500 0 - 3,200 0 - 2,900
Length of Stroke: mm (") 32 (1-1/4) 30 (1-3/16) 32 (1-1/4) 32 (1-1/4)
Orbital mechanism Yes Yes Yes Yes
Variable speed trigger switch Yes Yes Yes No
Electronic constant speed control Yes No No No
Variable speed control dial Yes No (by trigger stroke) Yes Yes
Blade change Yes No Yes Yes
Toolless system
Shoe adjustment Yes No Yes Yes
Clutch Yes No Yes No
Counterweight mechanism Yes No Yes Yes
Soft grip Yes No No Yes
No load 10 16 4.2 10
Vibration: m/s2
b) Loaded 10 23 21 17
Double insulation Yes Yes Yes Yes
Power supply cord: m (ft) c) 2.5 (8.2) 2.5 (8.2) 3.0 (9.8) 2.5 (8.2)
Length 485 (19-1/8) 463 (18-1/4) 468 (18-1/2) 448 (17-5/8)
Dimensions: mm (") Width 99 (3-7/8) 92 (3-5/8) 94 (3-11/16) 100 (3-15/16)
Height 181 (7-1/8) 168 (6-5/8) 172 (6-3/4) 180 (7-1/8)
Net weight: kg (lbs) 4.4 (9.7) 3.8 (8.4) 4.0 (8.9) 3.8 (8.4)
Blade Yes, d) 3 pcs Yes, 3 pcs Yes, 2 pcs Yes, 1 pc
Standard
equipment Plastic carrying case e) Yes Yes Yes Yes
Hex wrench No Yes No No
a) 120V areas: 1700W
b) When cutting 2"x10" SPF timber
Note: The vibration values appeared in the instruction manuals for European countries are different from these values.
c) Europe: 4.0m (13.1ft), Australia: 2.0m (6.6ft)
d) 2 pcs. for North America
e) North America: with Steel carrying case
P 4 / 18
Comparison of products
Performance Comparison
Note:
1) Numbers in the charts below are relative values when the capacity of Model A of the competitor A is indexed at 100.
2) Models with asterisk are equipped with orbital mechanism.
[1] Wood Cutting
Test conditions:
Cut a piece of 2"x10" SPF lumber with;
A) an identical recipro saw blade (Makita blade No.23)
B) the recipro saw blade supplied with each model
(For testing JR3070CT, we used Makita blade Part No.723054-A, a standard accessory of the tool for North America.),
and measured the time required to cut through the test material.
Result: See the charts below.
A) With Makita Blade No.23 B) With the Blade Supplied with Each Model
slow fast slow fast
Makita JR3070CT* 135 150
Makita JR3020* 70 105
Competitor A Mod. A* 100 100
Competitor B Mod. B No blade for wood cutting
85 is supplied with the tool.
[2] Metal Cutting
Test conditions:
Cut a 25mm diameter carbon steel pipe with;
A) an identical recipro saw blade (Makita blade No.22),
B) the blade supplied with each model,
(For testing JR3070CT, we used Makita blade Part No.723066-A, a standard accessory of the tool for North America.),
and measured the time required to cut through the test material.
Result: See the charts below.
A) With Makita Blade No.22 B) With the Blade Supplied with Each Model
slow fast slow fast
Makita JR3070CT* 110 200
Makita JR3020* 100 135
Competitor A Mod. A* 100 100
Competitor B Mod. B 90 165
P 5 / 18
Repair
CAUTION: Remove the saw blade from the machine for safety before repair/ maintenance !
[1] NECESSARY REPAIRING TOOLS
Code No. Description Use for
1R291 Retaining Ring S and R Pliers Installing/removing Retaining rings S-18 and S-12
---- Recipro saw blade Inserting push plate into blade clamp section of slider
1R327 Torx screwdriver T25H120 Installing/removing Torx countersunk head screw
1R314 Torx bit VT-25 Installing/removing Torx countersunk head screw
1R269 Bearing extractor (small) Removing Ball bearing 6001DDW
1R280 Round bar for arbor 6-50 Removing pin 7
1R247 Round bar for arbor 20-100 Removing Ball bearing 6003LLB
1R245 Round bar for arbor 16-100 Removing torque limiter complete
1R041 Vise plate Protecting crank cam complete, when fasten it with vise
1R268 Spring pin extractor Removing shift button
1R223 Torque wrench shaft 20-90N.m Tightening torque limiter complete
1R254 Torque wrench shaft 2-6N.m Tightening torx socket head screw M5x14
[2] LUBRICATION AND ADHESIVE APPLICATION
[2] -1. LUBRICATION
Blade Clamp Section
Apply Makita grease FA No.2 to the following portions designated with the black triangle to protect
parts and product from unusual abrasion.
Item No. Description Portion to lubricate
64 Pin 3 Surface which contacts Slider
Head which contacts Driving sleeve
66 Shoulder pin 5
Surface which contacts Guide sleeve
Fig. 1
Driving sleeve
Pin 3
Driving sleeve guide
Guide sleeve
Sleeve
Compression
spring 6
P 6 / 18
Repair
[2] -1. LUBRICATION (cont.)
Gear and Reciprocation Mechanisms
Apply Makita grease FA No.2 to the following portions designated with the black triangle to protect
parts and product from unusual abrasion.
Item No. Description Portion to lubricate
20 Slider support Inside surface where Slider reciprocates. Apply approx. 12g.
24 Slider Whole surface
26 Gear housing Gear room where (37) Torque limiter rotates. Apply approx. 15g.
27 Bearing complete Circumference of Ball bearing portion which contacts (45) Crank cam complete
37 Torque limiter Teeth portion
45 Crank cam complete Boss on which (52) Needle bearing 710 is installed
47 Counterweight Surface that contacts Crank cam complete
49 Bearing retainer B Surface which contacts (48) Ring 21B
52 Needle bearing 710 Outer surface of the outer ring which contacts the slider block of (24) Slider
Fig. 2
Slider block
Plane bearing 14A
Crank base complete
Bearing box
P 7 / 18
Repair
[2] -2. ADHESIVE APPLICATION
Apply adhesive to the following screws to prevent them from loosening.
Item No. Description Apply for
(15) Pan head screw M5x16 (4 pcs) Securing Gear housing cover
(29) (42) Hex socket head bolt M5x16 (4 pcs) Tightening Plate A and B
(39) Countersunk head screw M6x16 (1 pc) Securing Shoe guide
(44) Hex socket head bolt M6x14 (1 pc) Securing Crank cam complete to Crank base complete
(51) Pan head screw M5x16 (4 pcs) Securing Bearing retainer B
Fig. 3
Gear housing cover
Slider support complete
Slider
Bearing complete
Plane bearing A
Plate A
Plate B
Crank cam complete
Counter weight
Bearing retainer B Crank base complete
Shoe guide
P 8 / 18
Repair
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Disassembling/ Assembling Blade Clamp Section
DISASSEMBLING Fig. 4
1) Remove shoe. If the blade clamp section is positioned inside Blade clamp section
gear housing, pull it out of gear housing. (Fig. 4)
2) After removing protector, remove retaining ring S-18 with
Retaining Ring S and R Pliers (No.1R291).
Then remove the following parts:
Driving sleeve, Shoulder pin 5, Compression spring 6,
Pin 3 (of 6mm length), Guide sleeve, Driving sleeve guide
Now sleeve appears. (Fig. 5) Shoe
Fig. 5
Protector Shoulder pin 5
Retaining ring S-18 Compression spring 6
Driving sleeve Driving sleeve guide
Pin 3
(of 6mm length)
Guide sleeve
Sleeve
3) Because sleeve is locked, release it Fig. 6
by pulling in the direction of the blade
installation side. (Fig. 6) [Sleeve Locked] [Sleeve Released]
Pin 3 (of 19.8mm length) (Pull in the direction of
the blade installation side.)
Sleeve
groove
Pin 3 is positioned
at the lower end of
the groove on sleeve
when sleeve is released.
4) While putting your finger on the top of slider to close the slit of slider, remove pin 3 (of 19.8mm length) by pushing
with a thin bar. (Fig. 7)
Note: Be sure to put your finger on the top of slider or push plate will pop out from the slit of slider.
5) Remove sleeve and torsion spring 17 from slider, then take push plate and compression spring 2 out of the slit of
slider. (Fig. 8)
Fig. 7 Fig. 8
Slider
Sleeve Push plate
thin bar
Torsion Compression
spring 17 spring 2
Sleeve Slider
Pin 3
(of 19.8mm length)
P 9 / 18
Repair
[3] -1. Disassembling/ Assembling Blade Clamp Section (cont.)
ASSEMBLING
1) Assemble torsion spring 17 to slider as illustrated in Fig. 9.
Important: Be sure that torsion spring 17 is not reversible when assemble to slider.
Follow the instruction described in Fig. 9.
2) Insert compression spring 2 into the slit of slider.
3) Install sleeve on slider and lock pin 3 temporarily by turning sleeve clockwise. (Fig. 10)
Fig. 9 Fig. 10
Torsion spring 17 This end has to
be positioned Slider
Insert this end on the cap side. Pin 3
into the slit of (of 19.8mm length)
slider. Sleeve
Cap
Shift button [Side view of cap]
Slider Cap has an insert hole
for shift button.
4) Mount guide sleeve temporarily, and put push plate into the slit of slider as illustrated to left in Fig. 11.
Important: Be sure that push plate is not reversible when installed.
While pushing push plate straight into slider with recipro saw blade, insert pin 3 (of 19.8mm length) through the hole
of push plate as illustrated to right in Fig. 11. And then remove guide sleeve.
Note: Guide sleeve is used as a jig, not assembled to slider yet in this step.
Fig. 11
This projection must While pushing recipro saw blade,
face the blade side.
Push plate
Recipro saw blade
Pin 3
(of 19.8mm length)
Guide sleeve
insert pin 3 through
the hole of push plate.
P 10 /18
Repair
[3] -1. Disassembling/ Assembling Blade Clamp Section (cont.)
5) While fitting the two projections of driving sleeve in the concavities of sleeve, push driving sleeve into gear housing.
At this time, turn driving sleeve clockwise so that the protruding portion of driving sleeve cannot be interfered by
gear housing. After driving sleeve is pushed into gear housing to the full, turn driving sleeve clockwise to lock pin 3
in place. (Fig. 12)
Note: Driving sleeve is used as a jig to lock pin 3 in place, not assembled to slider in this step.
6) Remove driving sleeve.
Fig. 12
Driving sleeve
Driving sleeve Concavities
Sleeve
Projections Sleeve
7) Assemble the following parts to slider (Refer to Fig. 5.):
Driving sleeve guide, Guide sleeve, Pin 3 (of 6mm length), Shoulder pin 5, Compression spring 6
8) Put driving sleeve over guide sleeve and secure it with retaining ring S-18 using 1R291. Then cover driving sleeve
with protector. (When installing driving sleeve, fit its projections in the concavities of sleeve and driving sleeve guide.)
[3] -2. Replacing Shift Button and Cap
DISASSEMBLING Fig. 13
Shift button can be removed from gear housing cover by Shift button
inserting a thin bar into the hole of cap and push the bar.
(Fig. 13) Cap
thin bar
ASSEMBLING Fig. 14
1) Replace cap by new one because removal of shift button
damages the inside surface of cap. Slider
2) From shift button, remove all the plastic dust scraped off
the removed cap. Insert shift button through the holes in
the both sides of gear housing cover.
And then press-fit shift button in the new cap by hand.
Important: Shift button
Be sure to assemble shift button to gear housing cover Cap
so that the two notches of shift button face the side
opposite to slider as illustrated in Fig. 14.
These notches of shift button must
face the side opposite to slider.
P 11/ 18
Repair
[3] -3. Disassembling/ Assembling Slider
DISASSEMBLING
1) After removing shoe and insulation cover, remove the blade clamp section. (Refer to [3]-1.)
2) Separate gear housing cover from gear housing by removing four M5x16 pan head screws (adhesive). (Fig. 15)
3) Remove stop ring E-6, and then take off lever 20 from gear housing cover. (Fig. 15)
4) Remove another stop ring E-6 from the end of pin 7 as illustrated above in Fig. 16.
Applying Round bar for arbor 6-50 (No.1R280 ) to the same end of pin 7, push it with arbor press.
Now pin 7 can be removed from gear housing cover as illustrated below in Fig. 16.
5) Separate slider section (slider support, seal plate 14, plane bearing 14A, slider, slide plate, bearing complete,
plates A and B) from gear housing cover. (Fig. 17)
6) Remove plates A and B by unscrewing four M5x16 hex socket head bolts. ( Fig. 18)
Fig. 15 Fig. 16
Pan head screw M5x16 Pan head screw M5x16 Stop ring E-6 Gear housing cover
(adhesive-coated) (adhesive-coated)
Stop ring E-6
Plate C
Pin 7
Lever 20
Round bar for arbor
Gear housing cover 6-50 (No.1R280)
Gear housing
Pin 7 Gear housing cover
Fig. 17 Fig. 18
Gear housing cover
Plate A securing Hex socket head
Plane bearing 14A bolt M5x16
Slider Compression spring 5
Slider
Slider support Bearing
complete
Slider section Slider support Plate B securing
Bearing complete
Be careful not to lose the two compression springs
illustrated above because they are important parts for
orbital mechanism.
P 12/ 18
Repair
[3] -3. Disassembling/ Assembling Slider
DISASSEMBLING
7) While raising the end of bearing complete side, remove slider from slider support by pulling in the direction
of the arrow. (Fig. 19)
8) Remove X ring 14 from slider support. (Fig. 19)
Fig. 19
Bearing complete Plane bearing 14A
Slider
X ring 14
Slider support
ASSEMBLING
1) Install X ring 14 on slider support. (Refer to Fig. 19.)
2) Put bearing complete on the motor side-end of slider, and plane bearing 14A on the blade side-end of slider. (Fig. 20)
Important: Bearing complete and plane bearing 14A are both not reversible when assembled to slider.
Be sure to place them so that the rib on bearing complete/ plane bearing 14A faces toward the motor side.
Fig. 20
Motor side Blade side
Bearing complete Slider block Slider Plane bearing 14A
rib rib
3) Mount slider to slider support. (Refer to Fig. 19.)
4) Fasten plate A and plate B to slider support as illustrated to left in Fig. 21.
5) Mount compression spring 5 (2 pcs) to slider support as illustrated to right in Fig. 21.
Fig. 21
Slider support
Compression spring 5
Plate A securing Plate B securing Slider support
plane bearing 14A bearing complete
P 13/ 18
Repair
[3] -3. Disassembling/ Assembling Slider (cont.)
ASSEMBLING
6) Assemble slider support to gear housing cover complete as illustrated in Fig. 22.
Fig. 22
Insert pin 7 through gear housing Slider
cover complete and slider support Stop ring E-6
from the same side of lever 20.
Slider support
Stop ring E-6
Pin 7
Compression spring 5
Gear housing cover complete
While pressing slider support toward Make sure that two O rings are
the direction designated with the assembled to lever 20 before
black arrow, insert lever 20 through assembling the lever to gear
gear housing cover complete. Plate C housing cover complete.
Lever 20
[3] -4. Replacing Torque Limiter Complete
DISASSEMBLING
1) After removing insulation cover and shoe, separate gear housing cover complete from gear housing. (Fig. 15)
It is not necessary to remove lever 20 and pin 7.
2) Remove bearing box from gear housing by unscrewing three M5x16 pan head screws (adhesive-coated),
then the hexagon hole of torque limiter will be visible. (Fig. 23)
3) Secure crank cam complete in vise, then insert hex wrench into the hexagon hole. By turning the hex wrench
counterclockwise, torque limiter can be disconnected from crank base complete of the crank section. (Fig. 24)
CAUTION:
Never use impact driver for turning the hexagonal hole of torque limiter or you may alter the factory-adjusted
torque setting.
4) Separate crank cam complete and crank base complete from torque limiter.
Fig. 23 Fig. 24
Turn counterclockwise for loosening.
Pan head screw M5x16
(adhesive-coated)
Bearing box
Hexagon hole
of torque limiter Vise plate
(No.1R041)
Gear housing
Crank cam complete
Vise plate
(No.1R041)
Crank cam complete
Note: Use Vise Plate (Copper) (No.1R041)
to protect crank cam complete.
P 14/ 18
Repair
[3] -4. Replacing Torque Limiter Complete
DISASSEMBLING
4) After separating crank section from torque limiter complete, remove torque limiter complete from gear housing
by pressing down with arbor press and Round bar for arbor 16-100 (No.1R245). (Fig. 25)
Fig. 25
Crank section Torque limiter
Round bar
complete
for arbor 16-100
(No.1R245)
Torque limiter
complete
5) Unscrew four M5x14 torx socket head screws (adhesive-coated) using Torx Driver T25H120 (No.1R327),
and then remove guide plate from gear housing.
Turn over the tool, and now ball bearing 6003LLB can be removed from gear housing by pressing down with
arbor press and Round bar for arbor 20-100 (No.1R247). (Fig. 26)
Fig. 26
Torx socket head Torx Driver T25H120
screw M5x14 (No.1R327)
(adhesive-coated) Round bar
for arbor 20-100
(No.1R247)
Guide plate
Ball bearing
6003LLB
Ball bearing 6003LLB
ASSEMBLING
Fig. 27
Do the reverse of the disassembling steps.
Note: Counter weight
Projections
1) Tighten torx socket head screw M5x14 with Torque wrench shaft
2-6N.m (No.1R254) to the recommended torque of 2.9-5.9N.m Motor housing
(30-60 kgf.cm).
2) Counterweight is not reversible when assembled to gear housing.
As illustrated in Fig. 27, be sure to place it so that the two
protrusions faces towards the direction of motor housing.
3) When fastening torque limiter complete, tighten with Torque
wrench shaft 20-90N.m (No.1R223) to the recommended torque
of 29.4-39.2N.m (300-400 kgf.cm).
Gear housing
P 15/ 18
Repair
[3] -5. Replacing Armature
DISASSEMBLING
1) After removing insulation cover and shoe, separate gear housing cover complete from gear housing. (Fig. 15)
It is not necessary to remove lever 20 and pin 7.
2) Remove carbon brush. Separate motor housing from gear housing by removing four 5x35 tapping screws that fasten
gear housing to motor housing.
3) Remove baffle plate. (Fig. 28)
4) By removing three M5x8 hex socket head bolts, armature can be separated from gear housing. (Fig. 29)
Fig. 28 Fig. 29
Hex socket head bolt M5x8
(adhesive-coated)
Gear housing Baffle plate
Armature
Hex socket head bolt M5x8
(adhesive-coated)
5) Remove retaining ring S-12 with Retaining Ring Fig. 30
S and R Pliers (No.1R291).
Now the flat washer 12 on the gear housing side Flat washer 12
(Gear housing side) Bearing retainer A Armature
can be removed. (Fig. 30)
6) By removing ball bearing 6001DDW with
Bearing Extractor, small (No.1R269), the flat washer 12
on the fan side and bearing retainer A can be removed
from armature. (Fig. 30)
Retaining
ring S-12
Ball bearing Flat washer 12 (Fan side)
6001DDW
ASSEMBLING
Do the reverse of the disassembling steps.
Note:
Do not forger to put flat washer 12 (2 pcs) in place. (Fig. 30)
P 16/ 18
Circuit diagram
Color index of lead wires' sheath
Black Orange
White Blue
Red Clear
When Choke Coils Are Used
Insulated connector
Heat-shrink
Speed control dial
Noise tube
suppressor Fasten this connector
to the field core with
a screw.
Connector
Insulated
connector
Controller
Switch
Pick up coil
Field
(view from
commutator side)
Noise suppressor
Power supply cord Choke coil Insulated connector
Insulated connector
When Choke Coil Is Not Used
If noise suppressor is used,
connect it with No.2 and No.4
terminal of the switch.
Noise
suppressor Speed control dial
Insulated connector
Connector
Controller
Switch
Pick up coil
Field
(view from
commutator side)
Power supply cord
P 17 /18
Wiring diagram
[1] Wiring in Motor Housing
Pick up coil
Put pick up coil here
after mounting sleeve on it.
Route the following lead wires Route the connecting lead wire
through this opening: (clear) through this opening.
Field lead wire (black)
Field lead wire (white) Connecting lead wire (clear),
from field core
Field lead wire Lead wire (clear)
(black) from noise suppressor
Field lead wire
(white)
Lead wire (orange)
Two lead wires from choke coil to
used if choke coil brush holder
Lead wire (black)
is used Field lead wire
from controller
(orange)
Lead wire (white)
If choke coils are used, route the following from controller
lead wires through this opening as well as
Field lead wires (black, white):
Field lead wire (orange)
Lead wire (orange) from choke coil to brush holder
Secure connecting lead wire (clear)
to field core with the screw with which
field is secured to motor housing.
Heat-shrink tube
Connecting lead wire (clear)
[Protecting the Interconnecting Lead Wire with Heat-Shrink Tube]
In case that noise suppressor is used, protect the lead wire that interconnects between noise suppressor and
field core using polyolefin heat-shrink tube. Be sure to cover the crimped portion as illustrated below.
[Before shrinkage] [After shrinkage]
crimped portion Polyolefin heat-shrink tube Polyolefin heat-shrink tube
(before shrinkage) (after shrinkage)
Non-insulated Lead wire (clear) that interconnects
terminal between noise suppressor and
field core
P 18/ 18
Wiring diagram
[2] Wiring in Handle
Be sure that the lead wires from
the opening of motor housing
holder are tight in this portion.
Route the lead wires to
switch under the switch.
Switch
If rubber band is used, Controller
hold the parts with it.
Rubber band
Noise suppressor
If noise suppressors Speed control dial
are used, put them here. Rib
Lead wire
holder
Fix lead wires with
lead wire holder.
Choke coil
If choke coil is used, Do not route the lead wires
Do not route the lead wires put it here. over the ribs.
over the rib.