PARTS LIST

BOOM AND TRIMMER PARTS - MODEL YM137 120 VOLT ELECTRIC TRIMMER

1

2

Item Part No. Description

1791-610327 Shoulder Harness Clamp

2791-153064 D-Handle

3791-181587 D-Handle Hardware Assembly

4753-04345 Upper Drive Shaft Housing Assembly

5791-182928 Split Boom Coupler (includes 6-9)

6791-182057 Screw

7791-181617 Bolt

8791-181951 Adjustment Knob

9791-181886 Knob Retaining Nut

10753-1212 Lower Drive Shaft Housing Assembly

11791-181166 Flexible Drive Shaft

12791-153597 Lower Clamp Assembly

13791-180547 Guard Mounting Hardware

14791-180548 Guard Assembly

15791-180553 Blade Assembly

16791-145569 Anti-Rotation Screw

17791-181566 Gearbox (includes 16)

18791-181457 Outer Spool Assembly (includes 19)

19791-181458 Retainer

20

791-181561

Thrust Washer

21

791-181459

Small Spring

22

791-181461

Slider

23

791-181532

E-Clip

24

791-181531

Spring

25

791-181462

Plunger

26

791-181463

C-Clip

27

791-181464

Inner Reel

28

791-181465B

Large Spring

29

791-181467

Foam Seal

30

791-181468B

Bump Knob Assembly (includes 28 & 29)

Optional Accessories

4

6 7

3

8

9

5 10

 

12

 

11

 

14

15

13

16

 

17

15

13

18

20

19

21

22

23

24

25

26

27

*791-181472 .080” Replacement Line (Eight - 10 foot lengths)

*791-181470 Complete Cutting Head Assembly (includes 16-30)

*791-181460 Reel and Line Assembly

*791-682075 Shoulder Strap Harness

28

29

30

*not shown

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