MTD YM1000 User manual

Reissued 4/00
ENGINE PARTS - MODEL YM1000
2-CYCLE GAS TRIMMER
PPN 41ADY10G401
Item Part No. Description
33 791-181079 Pull Handle
34 791-613103 Rope
35 791-00055 Starter Housing Assembly
(includes 28-31, 33, 34, 36 & 39)
36 791-181862 Housing Screw
37 791-181345 Cover Screw
38 753-1188 Wire Lead
39 753-1205 Module Assembly
40 791-610311B Spark Plug
41 753-04159 Exhaust Gasket
42 791-182066 Muffler Assembly (includes 43, 41 & 48)
43 791-147575 Muffler Mounting Bolt Assembly
44 753-1206 Cylinder Assembly (includes 47)
45 753-1207 Piston and Rod Assembly
46 791-610674 Cylinder Gasket
47 791-182723 Cylinder Bolt
48 791-182747 Spark Arrestor Screen
*791-182067 Engine Gasket Kit
*791-180602 O.E.M. Carburetor Repair Kit (Walbro)
*791-181873 Gasket Diaphragm Repair Kit (Walbro)
*753-1209 Piston Ring
*753-04173 Short Block Assembly
(includes 10, 14, 16, 24, 40, 44-48)
*Items Not Shown
Item Part No. Description
1791-182059 Air Cleaner/Muffler Cover Assembly
(includes 2 & 37)
2791-180350B Air Cleaner Filter
3791-180351 Carburetor Mounting Screw Assembly
4791-180226 Wavey Washer
5753-1182 Choke Lever Assembly (includes 6)
6753-1183 Choke Knob and Screw
7753-1184 Choke Lever and Plate (includes 5)
8791-182875 Carburetor Assembly (includes 9 & 21)
9791-610675 Carburetor Gasket
10 791-181860 Carb Mount Screw
11 753-1185 Primer and Hose Assembly
12 791-182063 Carb Mount Assembly (includes 10 & 15)
13 791-684451 Reed Assembly
14 791-181866 Power Shaft Assembly
15 791-612115 Rear Cover Gasket
16 791-181865 Crankcase Service Assembly
(includes 10, 14 & 24)
17 791-612134 Rear Mounting Pad
18 753-04311 Fuel Tank Assembly (includes 19-21)
19 753-1187 Fuel Cap Assembly
20 791-181168 Fuel Return Line
21 791-682039 Fuel Line Assembly
22 791-145308 Front Mounting Pad
23 791-153520 Shroud Assembly
24 791-181861 Shroud Screw
25 791-182064 Shroud Extension and Stand
26 791-182736 Flywheel Assembly
27 791-610303 Nut, Square Drive
28 753-04232 Recoil Pulley Assembly
29 791-613102 Recoil Spring
30 791-611061 Rope Guide
31 791-182926 Pulley Retainer Assembly (includes 30)
32 791-611063 Ground Tab
1
2
3
37 4
5
6
3
7
8
910
12
11
13
14
15 16
17 18 19
20
21
23
26 27
28 29 30 33
34
36
35
37
25
38
32
31
24
39
44
46
45
40
41
48
42
43
22
47

Reissued 4/00
BOOM AND TRIMMER PARTS - MODEL YM1000
2-CYCLE GAS TRIMMER
PPN 41ADY10G401
BOOM w/D-HANDLE
Item Part No. Description
1791-00057 Throttle Housing & Trigger Assembly
(includes 2, 3 & 5)
2791-182690 Throttle Trigger Spring
3791-00058 Throttle Trigger
4791-182068 Throttle Cable Assembly
5791-182405 Switch Assembly (Momentary)
6791-610327 Harness Clip
7791-153064 D-Handle Assembly (includes 8)
8791-181587 D-Handle Hardware
9753-1162 Drive Shaft Housing Assembly
10 791-153597 Lower Clamp Assembly (includes 15)
11 791-182839 Flexible Drive Shaft
12 791-181858 Screw, Guard Mounting
13 791-180341 Guard Assembly w/ Blade
14 791-180553 Blade Assembly
15 791-182519 Screw, Anti-Rotation
16 791-153312 Bushing Housing Assembly
17 791-182840 Guard Mount Assembly w/ AFS Head
(includes 16 and 18-23)
18 791-182841 Outer Spool with Retainer (includes 19-21)
19 791-181560 Retainer
20 791-182842 Spring
21 791-182843 Pawl (Ratchet)
22 791-182844 Inner Reel
23 791-182845 Spool Cover
24 791-10623 Edger Guide
Optional Accessories
*791-610375 Replacement Line, 0.080 Diameter
*791-00052 Reel and Line Assembly
*791-682075B Shoulder Strap Assembly
*Items Not Shown
1
4
3
2
5
67
9
11
14
15
17
16
19
20
21 22
23
8
10
12
13
18
24