DeWalt DW718 Setup guide

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EUROPEAN SERVICE REPAIR TRAINING
DW718 –Mitre Saw

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•Service Tooling Application and Use 5.3
•Illustrated Tips 5.4
6Summary Repair Notes
•Useful Information 6.1
•Strip Down / Repair / After Repair 6.2
•Safety Notes 6.3
7Modifications & Product Updates
•Engineering News 7.1
•Quality Changes 7.2
8Additional Training Information
•Battery Performance 8.1
•Battery Tester 8.2
•Hammer Mechanism 8.3
•Good Practices 8.4
•Cordless Motor test unit 8.5
EUROPEAN SERVICE REPAIR TRAINING
2Product Information
•Customer Requirements 2.1
•Marketing Information 2.2
•Features & Benefits 2.3
•Applications 2.4
•Technical Information/Specifications 2.5
3Service Drawings
4Repair Instructions
•Diagnosis and Root Cause 4.1
•Strip Down Guidelines/Procedures 4.2
•Repair Assembly Guide 4.3
5Video & Animation Instructions
•Disassembly 5.1
•Re-assembly 5.2
Contents

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2Product Information
Customer Requirements
2.1 Slide Mitre Saw CTQ Research
Finish = Cut Quality
Ease of Use = Fence
System Bevel Detents
0
1
2
3
4
5
6
7
8
9
10
Accuracy
Finish
Cut Capacity
Mitre Scale
Ease of Use
Size
Weight
Price
Grooving
Dust Coll.

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2Product Information
Marketing Information
2.2
DW718-QS
DW718-GB
DW718-LX
DW718V-QS
DW718V-GB
DW718V-LX
DW718-B4
DW718-XE
Vindicates factory fitted laser system
DW708 WILL BE DISCONTINUED FROM AUGUST 2005

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2Product Information
Marketing Information
2.2
DW718 -305mm Compound Slide Mitre Saw
•Cam action mitre lock function makes mitre setting faster
and easier allowing the user to quickly adjust angles between
0°-60°left and 0°-50°right
•The innovative grooving stop allows the adjustment of the
cutting depth for grooving and rebating applications.
•The large dual sliding fence gives maximum support in large
material cuts at any angle or combination of angles.
•Linear horizontal rails utilise bronze guides to provide
maximum precision when cutting materials up to 345mm
wide.
•New quick release bevel setting provides accurate and
simple setting of bevel angles up to 48°left and right.
•Compact and lightweight design characteristics deliver a saw
with enormous capacity which is easy to transport around the
jobsite

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2Product Information
Features & Benefits
2.3
1. Improved Accuracy
2. Improved Cut Quality
3. Greater Horizontal Capacity 34% Greater than the competition
4. Greater Vertical Capacity
5. Improved Miter System
6. Smaller Size
7. Lighter Weight
8. Improved Bevel System
9. Sustaining 305mm Share
Fence, bevel and detent plates
Rpm, Clamp Washer, Plate Thickness
25% Greater than the competition
19% < 708, only 8% > 250mm saws
Improved center of gravity
9 Positive stops
Absolute domination
Cam lock, detent plate, lock off

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2Product Information
Features & Benefits
2.3.1
Accuracy
•New Precise Mitre & Bevel System
•New Step-Up Machined Fence Support
•New Rail Support Clamp System
Capacity
•New Design Delivers Best-in-Class
Crosscut Capacity
•Tall Fence Design Delivers Highest
Vertical Capacity in its Class (160mm
Baseboard)
DW718

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2Product Information
Features & Benefits
2.3.2
Ease of Use
Portability
DW718
•Thumb Actuated Mitre Lock
•New Easy Access Bevel Lock
•New Bevel Detent System
•DEWALT Laser Compatible
•Smallest 305mm Slide Miter Saw –
Packs up Smaller than Hitachi 250mm
Slide

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2Product Information
Features & Benefits
2.3.3
Accuracy Improvements:
-Improve fence straightness
-Fence perpendicularity
-Table post
-Mitre detent spring
Cut Quality: 0.1mm
-éblade washer size 66mm
-New DEWALT blade 2mm plate
Horizontal Cutting Capacity:
-At Base Fence: 355mm
-At Secondary Fence: 406mm
Vertical Cutting Capacity:
-At Fence: 163mm
-At Full Extension: 91mm
Mitre System:
-Right Capacity: 60°
-Left Capacity: 50°
-Detent System: Hard
Size:
-Height: 396mm
-Length: 470mm
-Width: 770mm
Weight: 24.8kg
Grooving: 150mm
Bevel System:
-# of Detents: 9
-Degree of Detents: 0,22.5,33.9,45,48
-Detent Setting Location: Trunion
-Scale Location: Trunion
-Tightening Location: Trunion
Rail System:
-Design Horizontal
-Diameter 25mm

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2Product Information
Applications
2.4
PRIMARY USERS APPLICATIONS
Joiners First and second fix applications, trim carpentry, stud walling.
Carpenters Large section carpentry, stair building (tread and riser), Furniture
manufacture.
Builders, Roofers Large roof truss compound mitres.
Window Manufacturer Aluminium and wooden frame sections and mitres.
Kitchen Fitters Trim carpentry, second fix sill and skirt mitres, cornice compound
mitres.
Contractors Fencing

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2Product Information
Technical Information / Specifications
2.5
No Load Amps (Cordless Motors)
960960Output Watts
16001600Input Watts
1900-34001900-3400No Load Speed / RPM
21.5mm21.5mmInitial Brush Length
1.55O6.50OField / Stator Resistance Brake
0.17O0.81OField / Stator Resistance Run
0.28O0.95OArmature / Rotor Resistance
5050Frequency
115230Voltage

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3Service Drawings

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3Service Drawings
Handle Wiring
Motor Cable
•White -connects to Red from
Electronic Module.
•Yellow -connects to Terminal 2 on
switch –Bottom.
•Red -connects to Terminal 2 on
switch –Top.
•Black –connects to Terminal 1 on
switch –Top.
Electronic Module
•Red -connects to White from the
motor.
•White -connects to White from
the connector block plus
Black from the suppressor.
•Black -connects to Terminal 1 on
switch -Bottom plus Black
from the suppressor.
•White/Orange –Plugs into the
potentiometer.

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4Repair Instructions
Diagnosis and Root Cause
4.1
Diagnosis
Check the unit is not plugged in
•Check Cable
•Check whether blade is tight
•Check condition of blade
•Check condition of drive belt
•Check guard operation
Plug unit in
•Quick test and check all functions
•Make a test cut
•Check for accuracy

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4Repair Instructions
Strip Down Guidelines / Procedures
4.2 Blade Removal
Hold guard in the up position and loosen
the guard plate screw. Hold in the spindle
lock pin and use spanner supplied to
remove the blade bolt. Undo bolt in a
clockwise direction

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4Repair Instructions
Strip Down Guidelines / Procedures
4.2.1 Guard Removal
Remove 2 Torx 20 screws as
shown by red arrows and
remove the guard linkage
Remove 2 Torx 20 screws as
shown by red arrows and
remove the guard

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4Repair Instructions
Strip Down Guidelines / Procedures
4.2.2 Removal of Switch Handle
Remove 2 screws and lift off access panel. This is where the laser
plugs in.
Remove 1 screw and remove the handle.
Remove ?? Screws and remove handle cover.
Note how handle is wired and unplug/unscrew all connections.
Remove handle.

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4Repair Instructions
Strip Down Guidelines / Procedures
4.2.3
Wiring Layout Motor Cable
White -connects to Red from Electronic
Module.
Yellow -connects to Terminal 2 on switch –
Bottom.
Red -connects to Terminal 2 on switch –Top.
Black –connects to Terminal 1 on switch –
Top.
Electronic Module
Red -connects to White from the motor.
White -
connects to White from the connector
block plus Black from the suppressor.
Black -connects to Terminal 1 on switch -
Bottom plus Black from the suppressor.
White/Orange –Plugs into the potentiometer.

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4Repair Instructions
Strip Down Guidelines / Procedures
4.2.4 Removal of Belt cover & Electronics
Belt cover can be removed –Electronic module can be removed by
undoing 1 Torx 20 screw.
Please handle this component with care

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4Repair Instructions
Strip Down Guidelines / Procedures
4.2.5 Removal of Belt & Motor
Measure belt at centre before removal –appx 10 mm
at centre.
Slacken belt tension screw –Remove belt
Remove 6 screws –Remove motor