Homelite 35cc 38cc 42cc Chainsaw Parts lookup List Manual 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  
HOMELITE 35cc/38cc/42cc CHAIN SAWS MODEL NOs. UT10540, UT10542,  
UT10560, UT10562, UT10580, UT10582 & UT10918 (ALL VERSIONS)  
17  
Figure A  
18  
6
5
1
(
See Figure C)  
1
2
9
0
1
4 15 16  
2
22  
31  
3
4
1
0
24  
8
1
2
1
1
3
0
7
32  
9
21  
25  
28  
24  
2
6
23  
29  
2
7
1
3
2
HOMELITE 35cc/38cc/42cc CHAIN SAWS MODEL NOs. UT10540, UT10542,  
UT10560, UT10562, UT10580, UT10582 & UT10918 (ALL VERSIONS)  
The model number will be found on a label attached to the engine housing. Always mention the model number in all correspondence regarding your  
CHAIN SAW or when ordering repair parts.  
PARTS LIST (FIGURE A)  
KEY  
NO.  
PART  
NUMBER  
KEY  
NO.  
PART  
NUMBER  
DESCRIPTION  
QTY  
DESCRIPTION  
QTY  
1
2
310508001  
Chain Cover Assembly............................................... 1  
Guide Bar (with SAFE-T-TIP):  
25  
26  
27  
28  
29  
30  
31  
32  
660548001  
660626002  
671079001  
638513003  
678065002  
638514002  
671077004  
901653004  
Screw (10-16 x 24 mm, T25 Torx) .............................. 1  
Screw (#10-32 x 2.8) .................................................. 1  
Nut (#10-32)................................................................ 1  
Exhaust Cover............................................................ 1  
Nut, Muffler................................................................. 1  
Screen ........................................................................ 1  
U-Nut.......................................................................... 1  
Exhaust Cover Gasket................................................ 1  
310625001  
310626001  
310627001  
UT10540, UT10542 — 14 in....................................... 1  
UT10560, UT10562 — 16 in....................................... 1  
UT10580, UT10582, UT10918 — 18 in...................... 1  
Screw (6-19 x 1/2 in.) ................................................. 1  
Inner Guide Plate........................................................ 1  
Heat Shield................................................................. 1  
Heat Shield................................................................. 1  
Screw (1/4-20 x 5/8 in.) .............................................. 2  
Muffler Assembly ....................................................... 1  
Lock Nut (10-24)......................................................... 1  
Screw (10-24 x 5/8 in.) ............................................... 1  
Heat Shield................................................................. 1  
Muffler Gasket............................................................ 1  
Chain (3/8 in.):  
3
4
5
6
7
8
9
0
1
2
3
660619001  
638515001  
700150004  
700150002  
660612001  
309315001  
678027001  
660754001  
638278001  
901653001  
Not Shown:  
580438003  
Scabbard:  
UT10540, UT10542 — 14 in....................................... 1  
UT10560, UT10562 — 16 in....................................... 1  
UT10580, UT10582, UT10918 — 18 in...................... 1  
Starter Cover Labels:  
UT10540, UT10542 - 35 cc........................................ 1  
UT10560, UT10562 - 38 cc........................................ 1  
UT10580, UT10582, UT10918 - 45 cc ....................... 1  
Warning Labels:  
1
1
1
1
518061003  
518061001  
940656013  
940635044  
940635045  
901212001  
901212002  
671258001  
UT10540, UT10542 — 52 link, 14 in. ......................... 1  
UT10560, UT10562 — 56 link, 16 in. ......................... 1  
UT10580, UT10582, UT10918 —  
6
2 link, 18 in. .............................................................. 1  
940777002  
940777003  
940777004  
940797038  
940797039  
940797040  
940734033  
940793001  
631055001  
UT10540, UT10542 - 35 cc........................................ 1  
UT10560, UT10562 - 38 cc........................................ 1  
UT10580, UT10582, UT10918 - 42 cc ....................... 1  
UT10540, UT10542 - 35 cc........................................ 1  
UT10560, UT10562 - 38 cc........................................ 1  
UT10580, UT10582, UT10918 - 42 cc ....................... 1  
Starting Instruction Label ........................................... 1  
Chain Brake Label...................................................... 1  
Combination Wrench  
1
1
1
4
5
6
671103001  
678620001  
309410001  
E-Clip.......................................................................... 1  
Clutch Washer............................................................ 1  
Sprocket Drum and Bearing  
Assembly (.375 chain) ................................................ 1  
Screw (10-16 x 16 mm) .............................................. 2  
Cylinder Cover............................................................ 1  
Spark Plug (Champion RCJ4) .................................... 1  
Air Filter ...................................................................... 1  
Oil Cap Assembly....................................................... 1  
Fuel Cap Assembly .................................................... 1  
Starter Cover Assembly ............................................. 1  
Screw (M4 x 17 mm) .................................................. 3  
17  
18  
19  
20  
21  
22  
23  
24  
660504001  
518776001  
870170001  
901652001  
310560001  
310561004  
310502001  
660505001  
(UT10526 only) ........................................................... 1  
Operator’s Manual (960404001)  
987000339  
1-11-10  
(Rev:06)  
HOMELITE 35cc/38cc/42cc CHAIN SAWS MODEL NOs. UT10540, UT10542,  
UT10560, UT10562, UT10580, UT10582 & UT10918 (ALL VERSIONS)  
Figure B  
5
0
1
7
16  
2
2
2
5
0
2
1
3
9
2
8
3
2
1
9
4
0
4
1
4
15  
See Figure D)  
3
0
38  
(
2
2
42  
42  
30  
2
6
29  
4
3
2
7
11  
3
0
1
4
3
0
3
2
3
1
33  
44  
2
4
1
3
4
4
4
5
9
10  
9
3
6
7
12  
34  
5
3
3
4
1
4
46  
4
7
6
18  
2
8
48  
5
51  
7
1
5
4
2
3
4
HOMELITE 35cc/38cc/42cc CHAIN SAWS MODEL NOs. UT10540, UT10542,  
UT10560, UT10562, UT10580, UT10582 & UT10918 (ALL VERSIONS)  
The model number will be found on a label attached to the engine housing. Always mention the model number in all correspondence regarding your  
CHAIN SAW or when ordering repair parts.  
PARTS LIST (FIGURE B)  
KEY  
NO.  
PART  
NUMBER  
KEY  
NO.  
PART  
NUMBER  
DESCRIPTION  
QTY  
DESCRIPTION  
QTY  
1
2
310550001  
310551001  
Oil Tank & Cap Assembly  
27  
28  
29  
678060001  
671075001  
671099001  
660608001  
638502001  
678058001  
518754001  
671095001  
671077003  
678057001  
518819001  
678056001  
518755001  
660630001  
678069001  
660614001  
901654001  
570095001  
518765001  
518764001  
678068001  
518763001  
678603001  
700150003  
580506001  
580507001  
Chain Break Pivot....................................................... 1  
E-Ring......................................................................... 1  
Spring Pin................................................................... 2  
Screw (M4 x 12 mm) .................................................. 7  
Brake Band................................................................. 1  
Chain Brake Linkage .................................................. 1  
Spring Guide .............................................................. 1  
Spring Pin................................................................... 1  
Speed Nut (“U”-Type)................................................ 2  
Chain Brake Spring .................................................... 1  
Chain Brake Cover ..................................................... 1  
Bar Bushing................................................................ 1  
Rear Handle................................................................ 1  
Screw (10-24 x 5/8 in.) ............................................... 1  
Isolator Spring............................................................ 3  
Screw (10-14 x 16 mm) .............................................. 5  
Anti-Vibe Strap ........................................................... 1  
Isolator........................................................................ 2  
Trigger......................................................................... 1  
Lock-Out Lever........................................................... 1  
Trigger Return Spring ................................................. 1  
Rear Handle Cover..................................................... 1  
Throttle Rod................................................................ 1  
Heat Shield................................................................. 1  
Oil Tank....................................................................... 1  
Fuel Tank .................................................................... 1  
(
Inc. Key Nos. 8-9 and 51).......................................... 1  
Fuel Tank & Cap Assembly  
Inc. Key Nos. 10-12, 18 and 52)................................ 1  
(
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
51  
52  
3
4
5
6
7
8
9
660609001  
518760001  
300780002  
570247013  
760338002  
671090001  
570097001  
570259012  
570247014  
300759005  
660503001  
310501001  
309643001  
518756001  
678602001  
690765001  
678063001  
570096001  
638504001  
310510001  
660610001  
309514001  
678054001  
678061001  
Screw (M5 x 28 mm) .................................................. 4  
Choke Lever ............................................................... 1  
Primer Bulb................................................................. 1  
Primer Bulb Inlet Tube................................................ 1  
Switch......................................................................... 1  
Cone Spring ............................................................... 1  
Oil Pump Inlet Tube.................................................... 1  
Fuel Line Inlet ............................................................. 1  
Fuel Line (L=210 mm)................................................. 1  
Fuel Filter.................................................................... 1  
Guide Bar Bolt (M8 x 42.3 mm).................................. 1  
Main Chassis.............................................................. 1  
Engine Assembly........................................................ 1  
Front Hand Guard....................................................... 1  
Hand Guard Insert...................................................... 1  
Hose Clamp................................................................ 1  
Oil Pump Gear Spring ................................................ 1  
Oil Pump Outlet Tube................................................. 1  
Thrust Washer ............................................................ 1  
Clutch Assembly ........................................................ 1  
Screw (M4 x 9.5 mm) ................................................. 2  
Oil Pump Assembly.................................................... 1  
Chain Brake Pin.......................................................... 1  
Spring......................................................................... 1  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
HOMELITE 35cc/38cc/42cc CHAIN SAWS MODEL NOs. UT10540, UT10542,  
UT10560, UT10562, UT10580, UT10582 & UT10918 (ALL VERSIONS)  
Figure C  
1
2
3
5
6
1
7
4
8
10  
9
16  
7
1
5
1
4
1
3
1
1
1
2
PARTS LIST (FIGURE C)  
KEY  
NO.  
PART  
NUMBER  
KEY  
NO.  
PART  
NUMBER  
DESCRIPTION  
QTY  
DESCRIPTION  
QTY  
1
2
3
4
5
6
7
8
9
518796001  
518767001  
518769001  
638246002  
678618002  
678056002  
518773001  
638524001  
678616001  
Clutch Cover Ring ..................................................... 1  
Adjustment Knob ....................................................... 1  
Cover Knob ................................................................ 1  
Lock Spring Plate....................................................... 1  
Tension Nut................................................................. 1  
Bushing ...................................................................... 1  
Clutch Cover .............................................................. 1  
Guide Bar Plate .......................................................... 1  
Thrust Washer ............................................................ 1  
10  
11  
12  
13  
14  
15  
16  
17  
610711001  
678072001  
678071001  
660922001  
660507001  
660619001  
518857001  
678057002  
Chain Adjustment Gear.............................................. 1  
Adjustment Rod.......................................................... 1  
Adjustment Pin........................................................... 1  
Screw (4-18 x 10 mm) ................................................ 2  
Screw (6-19 x 8 mm) .................................................. 3  
Screw (6-19 x 1/2 in.) ................................................. 1  
Gear Cover ................................................................. 1  
Spring......................................................................... 1  
HOMELITE 35cc/38cc/42cc CHAIN SAWS MODEL NOs. UT10540, UT10542,  
UT10560, UT10562, UT10580, UT10582 & UT10918 (ALL VERSIONS)  
4
5
2
0
3
2
1
2
2
2
1
9
2
7
1
1
1
8
7
2
8
30  
2
3
1
5
31  
2
4
2
9
1
5
6
1
1
4
2
5
1
2
1
2
3
26  
1
3
1
6
11  
8
9
7
1
0
Figure D  
7
HOMELITE 35cc/38cc/42cc CHAIN SAWS MODEL NOs. UT10540, UT10542,  
UT10560, UT10562, UT10580, UT10582 & UT10918 (ALL VERSIONS)  
The model number will be found on a label attached to the engine housing. Always mention the model number in all correspondence regarding your  
CHAIN SAW or when ordering repair parts.  
PARTS LIST (FIGURE D)  
KEY  
NO.  
PART  
NUMBER  
KEY  
NO.  
PART  
NUMBER  
DESCRIPTION  
QTY  
DESCRIPTION  
QTY  
1
2
3
4
5
6
290298001  
660613001  
309261001  
309892001  
310503001  
310041001  
Ignition Switch Harness ............................................. 1  
Bolt (M5 x 25.4 mm)................................................... 2  
Ignition Module........................................................... 1  
Short Block Assembly (Inc. Key Nos. 10-19) ............. 1  
Intake Assembly (Inc. Key Nos. 20-31) ...................... 1  
Crankshaft & Piston Assembly  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
309110001  
690161001  
640202002  
678695001  
661600001  
570757001  
309362001  
518762001  
671080001  
661600002  
518771001  
678694001  
638528002  
901652001  
678603001  
Piston ......................................................................... 1  
Piston Ring................................................................. 2  
Cylinder ...................................................................... 1  
Press Plate, Cylinder .................................................. 1  
Bolt (M5 x 14 mm)...................................................... 2  
Intake Boot................................................................. 1  
Carburetor .................................................................. 1  
Air Filter Box............................................................... 1  
Washer ....................................................................... 2  
Bolt (M5 x 50 mm)...................................................... 2  
Heat Dam ................................................................... 1  
Press Plate, Carb........................................................ 1  
Carb Bracket .............................................................. 1  
Air Filter ...................................................................... 1  
Throttle Rod................................................................ 1  
(
Inc. Key Nos. 12-18 and page 3, key no. 20)............ 1  
7
8
9
0
1
2
3
4
5
6
309010001  
631049001  
678067001  
660607001  
640251001  
570090001  
678048001  
309163001  
678053001  
620579001  
Flywheel Assembly..................................................... 1  
Washer ....................................................................... 1  
Flywheel Nut............................................................... 1  
Screw (M5 x 24 mm) .................................................. 4  
Crankshaft Case......................................................... 1  
Crankshaft Seal.......................................................... 2  
Ball Bearing ................................................................ 2  
Crankshaft & Rod Assembly ...................................... 1  
Spring Retainer........................................................... 2  
Piston Pin ................................................................... 1  
1
1
1
1
1
1
1