Homelite 35cc 38cc 42cc Chainsaw Parts Diagram UT-10540 UT-10542 UT-10560 UT-10562 UT-10580 UT-10582 UT-10918 - 2009

HOMELITE
UT10540, UT10542/14 in. 35cc CHAIN SAW
UT10560, UT10562/16 in. 38cc CHAIN SAW
UT10580, UT10582 & UT10918 / 18 in. 42cc CHAIN SAW
(ALL VERSIONS)
REPAIR SHEET

Part Numbers List
(View Parts Diagram Below)

(FIGURE A)
1 310508001 Chain Cover Assembly 1
2 Guide Bar (with SAFE-T-TIP):
 310625001 UT10540, UT10542 — 14 in 1
 310626001 UT10560, UT10562 — 16 in 1
 310627001 UT10580, UT10582, UT10918 — 18 in  1
3 660619001 Screw (6-19 x 1/2 in)  1
4 638515001 Inner Guide Plate 1
5 700150004 Heat Shield 1
6 700150002 Heat Shield 1
7 660612001 Screw (1/4-20 x 5/8 in)  2
8 309315001 Muffler Assembly  1
9 678027001 Lock Nut (10-24) 1
10 660754001 Screw (10-24 x 5/8 in)  1
11 638278001 Heat Shield 1
12 901653001 Muffler Gasket 1
13 Chain (3/8 in):
 901212001 UT10540, UT10542 — 52 link, 14 in  1
 901212002 UT10560, UT10562 — 56 link, 16 in  1
 671258001 UT10580, UT10582, UT10918 — 62 link, 18 in  1
14 671103001 E-Clip 1
15 678620001 Clutch Washer 1
16 309410001 Sprocket Drum and Bearing Assembly (375 chain)  1
17 660504001 Screw (10-16 x 16 mm)  2
18 518776001 Cylinder Cover 1
19 870170001 Spark Plug (Champion RCJ4)  1
20 901652001 Air Filter  1
21 310560001 Oil Cap Assembly 1
22 310561004 Fuel Cap Assembly  1
23 310502001 Starter Cover Assembly  1
24 660505001 Screw (M4 x 17 mm)  3
25 660548001 Screw (10-16 x 24 mm, T25 Torx)  1
26 660626002 Screw (#10-32 x 28)  1
27 671079001 Nut (#10-32) 1
28 638513003 Exhaust Cover 1
29 678065002 Nut, Muffler 1
30 638514002 Screen  1
31 671077004 U-Nut 1
32 901653004 Exhaust Cover Gasket 1

25 660548001 Screw (10-16 x 24 mm, T25 Torx)  1
26 660626002 Screw (#10-32 x 28)  1
27 671079001 Nut (#10-32) 1
28 638513003 Exhaust Cover 1
29 678065002 Nut, Muffler 1
30 638514002 Screen  1
31 671077004 U-Nut 1
32 901653004 Exhaust Cover Gasket 1

(FIGURE B)
1 310550001 Oil Tank & Cap Assembly (Inc Key Nos 8-9 and 51) 1
2 310551001 Fuel Tank & Cap Assembly (Inc Key Nos 10-12, 18 and 52) 1
3 660609001 Screw (M5 x 28 mm)  4
4 518760001 Choke Lever  1
5 300780002 Primer Bulb 1
6 570247013 Primer Bulb Inlet Tube 1
7 760338002 Switch 1
8 671090001 Cone Spring  1
9 570097001 Oil Pump Inlet Tube  1
10 570259012 Fuel Line Inlet  1
11 570247014 Fuel Line (L=210 mm) 1
12 300759005 Fuel Filter 1
13 660503001 Guide Bar Bolt (M8 x 423 mm) 1
14 310501001 Main Chassis 1
15 309643001 Engine Assembly 1
16 518756001 Front Hand Guard 1
17 678602001 Hand Guard Insert 1
18 690765001 Hose Clamp 1
19 678063001 Oil Pump Gear Spring  1
20 570096001 Oil Pump Outlet Tube  1
21 638504001 Thrust Washer  1
22 310510001 Clutch Assembly  1
23 660610001 Screw (M4 x 95 mm)  2
24 309514001 Oil Pump Assembly  1
25 678054001 Chain Brake Pin 1
26 678061001 Spring 1
27 678060001 Chain Break Pivot 1
28 671075001 E-Ring 1
29 671099001 Spring Pin 2
30 660608001 Screw (M4 x 12 mm)  7
31 638502001 Brake Band 1
32 678058001 Chain Brake Linkage  1
33 518754001 Spring Guide  1
34 671095001 Spring Pin 1
35 671077003 Speed Nut (“U”-Type) 2
36 678057001 Chain Brake Spring  1
37 518819001 Chain Brake Cover  1
38 678056001 Bar Bushing 1
39 518755001 Rear Handle 1
40 660630001 Screw (10-24 x 5/8 in)  1
41 678069001 Isolator Spring  3
42 660614001 Screw (10-14 x 16 mm)  5
43 901654001 Anti-Vibe Strap  1
44 570095001 Isolator 2
45 518765001 Trigger 1
46 518764001 Lock-Out Lever 1
47 678068001 Trigger Return Spring  1
48 518763001 Rear Handle Cover 1
49 678603001 Throttle Rod 1
50 700150003 Heat Shield 1
51 580506001 Oil Tank 1
52 580507001 Fuel Tank  1

(FIGURE C)
1 518796001 Clutch Cover Ring  1
2 518767001 Adjustment Knob  1
3 518769001 Cover Knob  1
4 638246002 Lock Spring Plate 1
5 678618002 Tension Nut 1
6 678056002 Bushing  1
7 518773001 Clutch Cover  1
8 638524001 Guide Bar Plate  1
9 678616001 Thrust Washer  1
10 610711001 Chain Adjustment Gear 1
11 678072001 Adjustment Rod 1
12 678071001 Adjustment Pin  1
13 660922001 Screw (4-18 x 10 mm)  2
14 660507001 Screw (6-19 x 8 mm)  3
15 660619001 Screw (6-19 x 1/2 in)  1
16 518857001 Gear Cover  1
17 678057002 Spring 1

(FIGURE D)
1 290298001 Ignition Switch Harness  1
2 660613001 Bolt (M5 x 254 mm)  2
3 309261001 Ignition Module 1
4 309892001 Short Block Assembly (Inc Key Nos 10-19)  1
5 310503001 Intake Assembly (Inc Key Nos 20-31)  1
6 310041001 Crankshaft & Piston Assembly (Inc Key Nos 12-18 and page 3, key no 20) 1
7 309010001 Flywheel Assembly 1
8 631049001 Washer  1
9 678067001 Flywheel Nut 1
10 660607001 Screw (M5 x 24 mm)  4
11 640251001 Crankshaft Case 1
12 570090001 Crankshaft Seal 2
13 678048001 Ball Bearing  2
14 309163001 Crankshaft & Rod Assembly  1
15 678053001 Spring Retainer 2
16 620579001 Piston Pin  1
17 309110001 Piston  1
18 690161001 Piston Ring  2
19 640202002 Cylinder  1
20 678695001 Press Plate, Cylinder  1
21 661600001 Bolt (M5 x 14 mm)  2
22 570757001 Intake Boot 1
23 309362001 Carburetor  1
24 518762001 Air Filter Box 1
25 671080001 Washer  2
26 661600002 Bolt (M5 x 50 mm)  2
27 518771001 Heat Dam  1
28 678694001 Press Plate, Carb 1
29 638528002 Carb Bracket  1
30 901652001 Air Filter  1
31 678603001 Throttle Rod 1

The Following are not shown in illustrated parts list
580438003 UT10540, UT10542 — 14 in 1
 518061003 UT10560, UT10562 — 16 in 1
 518061001 UT10580, UT10582, UT10918 — 18 in  1
 Starter Cover Labels:
 940656013 UT10540, UT10542 - 35 cc 1
 940635044 UT10560, UT10562 - 38 cc 1
 940635045 UT10580, UT10582, UT10918 - 45 cc  1
 Warning Labels:
 940777002 UT10540, UT10542 - 35 cc 1
 940777003 UT10560, UT10562 - 38 cc 1
 940777004 UT10580, UT10582, UT10918 - 42 cc  1
 940797038 UT10540, UT10542 - 35 cc 1
 940797039 UT10560, UT10562 - 38 cc 1
 940797040 UT10580, UT10582, UT10918 - 42 cc  1
 940734033 Starting Instruction Label  1
 940793001 Chain Brake Label 1
 631055001 Combination Wrench
 (UT10526 only)  1
 987000339 Operator’s Manual (960404001)