Exmark 103-0656 manual Qty Description Reqd 643052

72” DECK GROUP

Ref.			Qty.		Ref.			Qty.
No.	Part No.	Description	Req'd.		No.	Part No.	Description	Req'd.
1	1-643052	Belt, Blade drive 72”		1	45	1-323417	Washer, rubber		2
2	1-323385	Knob, belt shield		6	46	3256-3	Washer 5/16 std flat		4
3	1-643076-01 Shield, belt 72” RH			1	47	1-303537	Stud, belt shield		2
*	1-643075-01 Shield, belt 72” LH			1	48	103-0588-01Deck weldment, 72”			1
4	3234-11	Bolt, 3/8-16 x 1 whizlock		1		1-644149	Deck weldment, 72” w/decals 1
5	3256-24	Washer, 3/8 SAE		3	499	1-513016	Bearing		6
6	1-633109	Idler pulley 6.00 dia flat		2		1-513016	Bearing		8
7	1-633151	Spring, extension		1	50	1-323532	Housing, bearing		3
8	3290-357	Nut, 3/8-16 whizlock		13	51✫	1-323528	Spacer, bearing		3
9	1-633456	Bushing, Idler		2		1-323528	Spacer, bearing		4
10	3256-4	Washer, 3/8 std flat		3	52✫	32120-8	Snap Ring		3
11	1-373034	Washer, pivot		8		32120-8	Snap Ring		4
12	3296-39	Nut, 3/8-16 nyloc		20	53✫	1-323533	Spacer shv/brg		3
13	1-513034	Bearing, pivot		2		1-323533	Spacer shv/brg		4
14	1-632119-03 Arm wldmt, deck idler			1	54✫	1-633573	Guard, brg bottom		3
15	1-603044	Bushing, idler pivot		1		1-633573	Guard, brg bottom		4
16	323-20	Screw, 3/8-16 x 3 1/4		1	55	103-0584	Spindle		3
17✫	3219-6	Nut, 5/8-18 hex		5	56	3257-32	Key, # 61 Woodruff		3
	3219-6	Nut, 5/8-18 hex		6	57	1-643006	Blade, notched air foil		3
18✫	1-513208	Washer, disc spring		3	♦	1-643097	Blade, mulching		3
	1-513208	Washer, disc spring		4		1-643428	Blade, low lift		3
199	1-643269	Sheave, Blade drive		3		1-643429	Blade, solid air foil		3
20	1-643292	Pulley, split 6.71		2		103-1581	Blade, bahia		3
21	1-303334	Washer, 5/16 disc spring		1	58	103-0862	Screw, 5/8-11 x 1 gr 8		3
22✫	1-633012	Jackshaft, deck drive		1	59	323-11	Screw, 3/8-16 x 2 1/4		2
23✫	1-807264	Key, 1/4 sq x 2 5/8		1	60	323-13	Screw, 3/8-16 x 2 3/4		1
24	1-322110	Belt guide wldmt		1	61	1-602913-01Baffle wldmt, discharge			1
25	1-634244	Arm wldmt/brg sub-assy		1	62	322-2	Screw, 5/16-18 x 5/8		5
26 ✫	1-803022	Setscrew,5/16-18x5/8shcp ..		4	63	98-5961	Screw, 3/8-16 x 4 gr8		6
27✫	32128-20	Nut, 5/16-18 whizlock		15	64	1-603602	Bushing, roller		6
28✫	3231-22	Bolt, 3/8-16 x 1 carr		4	65	1-603299	Roller, anti-scalp		6
29✫	3230-1	Bolt, 5/16-18 x 3/4 Carr.	.......	6	66	322-5	Screw, 5/16-18 x 1		5
30✫	1-633014-01 Bracket, jackshaft			1	67	1-642071-01Chute, discharge 72”			1
31✫	1-513013	Housing, flange		4	68	329-29	Nut, 5/16-18 nyloc		4
32✫	1-513012	Bearing w/lock collar & ss		2	69	302-40	Zerk, 1/4-20 90°		1
33✫	98-5975	Washer, 3/8 disc spring		10	70	1-603805	Idler pulley 5.06 O.D. V		1
	98-5975	Washer, 3/8 disc spring		14	71	1-634619	Housing w/ring, spacer, brg ..		3
34	32128-37	Nut, 7/16-14 whizlock		16	72∗	1-644092	Cutter housing complete	.......	3
35	1-800811	Screw, 7/16-14 x 1-1/2		8	73	103-1082	Strut wldmt S/A		2
36	1-633447	Chain		4	74	1-634546	Jackshaft S/A		1
37	3217-11	Nut, 5/8-11 hex		2	75	103-0701	Jackshaft Assy		1
38	3253-8	Lockwasher, 5/8 reg.spring ..		2	76	1-643393	Jackshaft		1
39	1-633029	Spherical rod end		2	77	103-0137	Sheave, double		1
40	327-11	Screw, 5/8-11 x 5		2	78	103-0280	Housing, Jackshaft		1
41	103-1073-01 Strut wldmt, deck			2	79	103-0683	Complete deck assembly		1
42	1-632199-01 Pin wldmt, deck strut			2	80	323-6	Screw, .3/8-16 x 1		4
43	302-19	Zerk, 1/4-28 straight		4	81	103-1192	Asm,Jackshaft housing w/brgs 1
44	323-8	Screw, 3/8-16 x 1 ½		18	82	103-0865	Washer,disc spring		3

♦Requires installation of Micro-Mulch accessory for proper mulching. Mulch kit P/N MK724. 9 Use antiseize on bore of sheaves and bearings.

Use Pro-lock Nut Type (P/N 1-840022 .5 ml. tube) on setscrews. Exmark red touch up spray paint - P/N 1-850337

∗ Cutter housing complete includes sheave, washer, and nut.

Reference the picture on the next page to determine if your unit uses Jackshaft Type A or B:

✫A component used with Jackshaft Type A. A component used with Jackshaft Type B.

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