Ryobi 790r Manuel De L'opérateur page 79

BOOM & TRIMMER PARTS - MODEL 790r
2-CYCLE GAS TRIMMER/BRUSHCUTTER
PPN- 41DD790A034
6
Item Part No. Description
1 791-182801 Throttle Housing & Trigger Assembly
(includes 2-4)
2 791-182802 Throttle Trigger Lock-Out
3 791-182803 Throttle Trigger
4 791-182690 Throttle Trigger Spring
5 791-182405 Switch Assembly (includes 6)
6 753-04278 Throttle Cable Assembly
7 791-610327 Harness Clip
8 791-182309 Upper Drive Shaft Housing Assembly
9 791-181099 J-Handle Assembly (includes 10 & 11)
10 791-683295 Handle Bracket Assembly (includes 13-18)
11 791-181811 Screw
12 791-181812 Upper Handle Clamp
13 791-181813 Middle Handle Clamp
14 791-181814 Lower Handle Clamp
15 791-181815 Nut
16 791-145569 Anti-Rotation Screw
17 791-181616 Click-Link Coupler (includes 20-23)
18 791-182057 Screw
19 791-181617 Bolt
20 791-181618 Adjustment Knob
21 791-181886 Knob Retaining Nut
22 791-180804 Lower Drive Shaft Housing Assembly
23 791-613300 Lower Flexible Drive Shaft
24 791-182200 Shield Mount Screw Assembly
25 791-182193 2 piece Gearbox Assembly
(includes 26-28 & 33)
26 791-182195 Gearbox Mounting Hardware
27 791-145569 Anti-Rotation Screws
28 791-182196 Blade Driver
29 791-147492 Blade Shield/Shield Mount
30 791-683304 Shield Mounting Screw
31 791-683299 Shield and Blade Assembly (includes 34)
32 791-682061 Blade Assembly
33 791-147490 Retaining Washer
34 791-612483 Spool Shaft
35 791-683301 Outer Spool and Eyelet Assembly
36 791-612026 Retainer
37 791-610636 Spring
38 791-147495 Inner Reel
39 791-180814 Bump Head Knob Assembly
40 791-145873 4-Tooth Blade
41 791-181699 Nut
* 791-180014 Blade Retaining Kit (includes 42 & 43)
* 791-613226 Locking Rod Tool
* 791-682075 Shoulder Harness
PARTS LIST
5
1
3
2
1
11
8
12
4
7
13
14
15
16
21
32
31
32
33
41
2 Piece Gearbox Assembly Parts – Item 25
42 791-182191 Left Housing
43 791-182192 Right Housing
44 791-182194 Pinion Gear Assembly
45 791-182199 Output Shaft Bushing
46 791-182198 Output Shaft Gear
47 791-182197 Output Shaft Assembly
(includes 46 & 47)
Optional Accessories
* 791-147498 Bump Head Assembly
* 791-180120 Replacement Line,
0.095 Diameter
* 791-147345 Reel and Line Assembly
* Items Not Shown
45
44
26
9
27
43
10
18
19
20
17
22
23
30
26
27
40
46
26
42
47
28
25
24
25
29
24
28
33
34
35
36
37
38
39
E27