Milwaukee 2786-20 Service Parts List

SERVICE PARTS LIST

DRAFT

SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS

M18 FUEL™ 9" Cut-O󰀨 SAW w/ One-Key™

CATALOG NO. 2786-20

STARTING
SERIAL NO.

K96A

BULLETIN NO.

54-00-2786

REVISED BULLETIN

WIRING INSTRUCTION

SEE PAGE 3

DATE

Jan. 2023

Due to the complexities of One-Key™ electronics

contact the following for service related questions and issues:

e-Service at: www.milwaukeetool.com/e-service

or

questions, please call 1.800.SAWDUST (1.800.729.3878)

or

Return it to a MILWAUKEE factory Service Center location, freight prepaid and insured.

A copy of the proof of purchase should be included with the return product.

If you have questions please contact Milwaukee Product Service at:

Product Technical Support via phone at: 262.783.8642

or

Via email at: METProductSupport @milwaukeetool.com

Disassembly is not recommended and could void the warranty.

MILWAUKEE TOOL l www.milwaukeetool.com

13135 W. LISBON RD., BROOKFIELD, WI 53005

Drwg. 1

SERVICE PARTS LIST

(4x)

SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS

M18 FUEL™ 9" Cut-O󰀨 SAW w/ One-Key™

CATALOG NO. 2786-20

EXAMPLE:

00

Component Parts (Small #)

0

Are Included When Ordering
The Assembly (Large #).

8a

4 5 6 7

66

9 10 15 16

2

54

2

1

41

13

11

(10x)

53

14

FIG. PART NO. DESCRIPTION OF PART NO. REQ.

1 06-74-1090 M10 x 20mm Flange Head Bolt (1)
2 49-05-0065 Blade Flange (2)
4 05-78-5316 M4 x 14mm Pan Hd. Taptite T-20 Screw (6)
5 --------------- Output Plate (1)
6 --------------- Guard Pivot Shim 2 (1)
7 --------------- Blade Pivot Gasket 1 (1)
8a 05-74-0023 M4 x 32mm Pan Hd. Taptite T-20 Screw (2)
8b 28-20-0029 Guard Handle Halve - Left (1)

 8c --------------- OriceScrew (2)

8d --------------- Rubber Cap (2)

 8e --------------- Orice (2)

8f --------------- Valve Assembly (1)
8g 31-50-0024 Guard Handle Halve - Right (1)
8h 43-54-0013 Guard (1)
8j 42-70-0014 Blade Guard Trim (1)
9 --------------- Guard Stop Plate (1)
10 --------------- Blade Pivot Gasket 2 (1)
11 06-82-0044 M4 x 18mm Pan Hd. ST T-20 Screw (17)
12 43-33-0130 Quick Connect Fitting (1)
13 43-62-0047 Bale Handle (1)
14 06-82-0152 M5 x 22mm Pan Hd. ST T-25 Screw (4)
15 --------------- Guard Pivot Shim 1 (1)
16 --------------- Delrin Spacer (1)
17a 05-74-0029 M5 x 16mm Cap Hd.Hex Recess Screw (1)
17b --------------- Arm with Bearings (1)
17h 44-90-0048 Internal Snap Ring (1)
18 28-95-0071 Output Pulley (1)
19 45-88-0103 Washer (1)
20 05-55-0025 LH Hex Nut (1)

45

5

4

41 42

62

46

46

43

8g

8b

9

7

6

8j

37

(4x)

31

65

39

38

23

39

(4x)

11

(4x)

36

35

61

42

31

32

44

BULLETIN NO.

54-00-2786

REVISED BULLETIN

STARTING
SERIAL NO.

15

10

16

8h

31

34

8d

8e

8c

18

17a

17b 17h

63

55

30

33

FIG. PART NO. DESCRIPTION OF PART NO. REQ.
21 42-25-0002 Drive Belt (1)
22 --------------- Arm Cover (1)
23 06-82-3065 M5 x 15mm Pan Hd. T-25 Machine Screw (9)
24 05-55-0620 RH Hex Nut (1)
25 44-77-0022 Driver Rim (1)
26 44-77-0024 Driver Pulley (1)
27 23-40-0010 Rotor Assembly (1)
28 --------------- Handle Housing Support - Right Halve (1)
29 34-40-4480 O-Ring (1)
30 34-40-0143 Rubber Retainer (1)
31 05-78-0088 M3 x 8mm Flat Hd. Phillips Screw (2)
32 44-66-0207 Battery Bottom Plate (1)

 33 23-66-2785 On-O󰀨Switch (1)

34 44-20-0046 Battery Door Button (1)
35 44-66-0206 Latch Plate (1)
36 --------------- 3V Coin Cell Battery (CR2032) (1)
37 05-81-0060 M5 x 15mm Pan Hd. Phillips Machine Screw (4)
38 44-66-0208 'Rapid Stop' Plate (1)
39 --------------- Coin Cell Battery Door (1)
41 31-21-0027 Main Battery Door (1)
42 45-06-0029 Gasket (1)
43 44-66-0212 Skid Plate (1)
44 --------------- Handle Housing Cover - Left Halve (1)
45 49-96-0021 Hex Key (1)
46 44-60-0142 Battery Door Pin (1)
47 49-96-0031 Hex/Torx Wrench (1)
51 42-68-0016 Clip (1)
52 05-81-0005 M3 x 11mm Pan Hd. Taptite T-10 Screw (2)
53 12-20-0292 Service Nameplate (1)
54 49-93-7025 9" Diamond Prem. Seg. Blade (Accessory) (1)

 54 49-94-9000 9"CutO󰀨Wheel(Accessory) (1)

55 02-04-0067 Ball Bearing (1)
60 31-44-0188 Handle Housing Kit (1)
61 --------------- Electronics Assembly (1)
62 31-12-0031 Main Battery Door Kit (1)
63 14-29-0044 Arm Assembly w/ Output Shaft & Bearings (1)
64 43-76-0044 Valve/Hose Assembly (1)
65 31-15-0046 Coin Cell Cover Kit (1)
66 43-54-0026 Plate/Gasket Kit (1)
68 42-09-0015 Cover Kit (1)
69 34-40-0166 O-Ring (1)

K96A

22

8f

20

19

17b

21

55

17h

27

11 28 43

60

44 53

28

29

47

WIRING INSTRUCTION

SEE PAGE 2

22

68

23

24

25

26

8c 8d 8e 8f

64

11 51 52 69

51

Jan. 2023

23

(5x)

52

DATE

12

11

69

WIRING SPECIFICATIONS

Wire Wire

No. Color Terminals, Connectors and End Wire Preparation
1 Red Battery Terminal Block to SSD Board
2 Black Battery Terminal Block to SSD Board
3 Red Power Board to SSD Board
4 Black Power Board to SSD Board
5 White Ribbon Cable. Control Board to Power Board

11

12

13

8

9

5 32

4

4

67

14

6 Red Control Board to Lens Board

15

7 Black Control Board to Lens Board
8 Red Switch to Control Board

16

9 Yellow Switch to Control Board

17

10 White Switch to Control Board
11 Green Battery Terminal Block to Control Board

18

12 Blue Battery Terminal Block to Control Board

19

13 Red Battery Terminal Block to Control Board

20

14 Black Blue Tooth Board to Control Board
15 Yellow Blue Tooth Board to Control Board

21

16 Orange Blue Tooth Board to Control Board

22

17 Brown Blue Tooth Board to Control Board
18 Green Blue Tooth Board to Control Board

23

19 Red Blue Tooth Board to Control Board
20 Red Control Board to SSD Board
21 Yellow Control Board to SSD Board
22 Black Control Board to SSD Board
23 Orange Control Board to SSD Board
24 Blue Cos BT Board to One Key Lens
25 White Cos BT Board to One Key Lens
26 Red Cos BT Board to One Key Lens
27 Red Resistor to SSD Board
28 White Resistor to SSD Board

Lens Board

Bluetooth Board

2

5

Power Board

8

9

10

Switch

SSD Board

3

Battery Terminal Block

Resistors

1

Bluetooth
Board

10

12

26

25

24

27

Control Board

SSD Board

10

28

3

2

4

3

2

1

Power Board

SEAT TORQUE

SCREW TORQUE SPECIFICATIONS

FIG. PART NO. DESCRIPTION OF FASTENER WHERE USED (KG/CM) (IN/LBS)

1 06-74-1090 M10 x 20mm Flange Head Bolt Blade/Blade Flange 30±3 26±2
4 05-78-5316 M4 x 14mm Pan Hd. Taptite T-20 Screw Output Plate 25±3 22±2
8a 05-24-0023 M4 x 32mm Pan Hd. Taptite T-20 Screw Guard Handle Halve-Left 15±2 13±2

 8c --------------- OriceScrew  Guard/HoseAssembly 20±2   17±2

11 06-82-0044 M4 x 18mm Pan Hd. ST T-20 Screw Handle Hsg. Cover, Latch Plate, Valve Assy. 14±1 12±1
14 06-82-0152 M5 x 22mm Pan Hd. ST T-25 Screw Bale Handle 24±2 21±2
17a 05-74-0029 M5 x 16mm Cap Head Hex Recess Screw Arm Assembly 25±2 22±2
20 05-55-0025 LH M8 Hex Nut Spindle of Arm Assembly 300±25 260±22
23 06-82-3065 M5 x 15mm Pan Hd. T-25 Machine Screw Motor Housing of Electronics Assembly 35±3 30±3
24 05-55-0620 RH M5 Hex Nut Armature Spindle through Arm Assembly 80±5 69±4
31 05-78-0088 M3 x 8mm Flat Hd. Phillips Screw Coin Cell Cover 4.5±1 4±1
37 05-81-0060 M5 x 15mm Pan Hd. Phillips Machine Screw Handle Hsg. Support, Arm Assembly 28±2 24±2
52 05-81-0005 M3 x 11mm Pan Hd. Taptite T-10 Screw Clip for Hose/Valve Assembly 6±1 5±1

RED fasteners listed in this chart indicate critical torques