Exmark Lawn Mower Air Cooled User Manual

FRONTRUNNERTM  
AIR-COOLED MODELS  
For Serial Nos.  
720,000 & Higher  
Part No. 4500-219 Rev. A  
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READ OPERATOR’S MANUAL BEFORE  
OPERATING OR SERVICING EXMARK EQUIPMENT.  
TABLE OF CONTENTS  
Description  
Page  
Auxiliary Hydraulic Group ................................................. 17  
Decals .............................................................................. 23  
Electrical Diagram 23HP & 27HP ..................................... 19  
Electrical Diagram 31HP................................................... 20  
Electrical Logic Schematic 23HP & 27HP......................... 21  
Electrical Logic Schematic 31HP...................................... 22  
Electrical Group................................................................ 18  
Engine Group 23HP & 27HP ............................................ 13  
Engine Group 31HP.......................................................... 14  
Fuel Group........................................................................ 12  
Hydraulic Group...........................................................15-16  
Main Frame Group...........................................................3-6  
Motion Control Group ....................................................... 11  
Park Brake Group............................................................. 10  
PTO Drive Group................................................................ 9  
Rear Frame Group 23HP.................................................... 7  
Rear Frame Group 27HP & 31HP ...................................... 8  
2
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MAIN FRAME GROUP  
Item  
DESCRIPTION  
Qty.  
Item  
DESCRIPTION  
Qty.  
Part No.  
Part No.  
1
2
3
1-323142  
109-2365  
109-3339  
1-633008  
109-3338  
1-633859  
1-803035  
98-5975  
Nut, Push 1/2.........................................2  
Bumper..................................................4  
29 3296-7  
30 109-0768  
31 109-3547  
32 109-2008  
33 109-2009  
34O 109-2005  
35 109-2360  
36 3256-14  
37 3296-39  
38 109-3637  
39 110-0883  
40 242-50  
41 283-69  
42 322-5  
Nut, Nyloc 7/16-20................................. 2  
Skirt, Rubber.......................................... 1  
Asm, Front Console W/Decal ................ 1  
Cushion, Seat Bottom/W Switch............ 1  
Grp, Seat Track ..................................... 1  
Asm, Seat W/Decal ............................... 1  
Decal, Top Console ............................... 1  
Washer, #10 Std.................................... 9  
Nut, Nyloc 3/8-16................................... 4  
Decal, Service Aid ................................. 1  
Kit, Seatbelt........................................... 1  
Nut, Lug 1/2-20...................................... 8  
Pin, Clevis 1/2 x 3 1/2............................ 2  
Screw, HH 5/16-18 x 1........................... 8  
Screw, HH 5/16-18 x 1 1/2..................... 2  
Screw, HH 3/8-16 x 1............................. 2  
Screw, HH 3/8-16 x 1 1/2....................... 8  
Screw, HH 3/8-16 x 1 3/4....................... 2  
Screw, HH 7/16-20 x 1........................... 2  
Nut, Nyloc 5/16-18................................. 4  
Washer, 5/16 Std................................... 6  
Washer, 3/8 Std..................................... 1  
Nut, Whizlock 3/8-16 ............................. 8  
Asm, Wheel & Tire (LH) (27 & 31HP) .... 1  
Wheel.................................................... 1  
Tire, 24x12-12 4 Ply............................... 1  
Asm, Wheel & Tire (RH) (27 & 31HP).... 1  
Wheel.................................................... 1  
Tire, 24x12-12 4 Ply............................... 1  
Asm, Wheel & Tire (23HP).....................2  
Tire, 23x10.5-12 4 Ply............................2  
WheWel.................................................2  
4
5
6
7
8
9
Frame, Seat...........................................1  
Rivet 3/16 x 1/4......................................9  
Washer, Spring Disc 3/8 ........................8  
Cushion, Armrest LH..............................1  
Cushion, Armrest RH.............................1  
Decal, Exmark Logo...............................2  
Seat, Back .............................................1  
Asm, ROPS Fold Pin .............................2  
Spacer, Seat Track ................................2  
Screw, HWH 1/4-20 x 3/4 Taptite...........11  
Link, Seat Stop ......................................2  
Asm, Seat Frame...................................1  
103-0291  
103-0292  
103-2882  
10 103-3520  
11Q 103-4553  
12 1-543401  
13 103-8383  
14 103-5161  
15103-6761  
43 322-7  
44 323-6  
45 323-8  
16 103-6765-03 Latch, Seat ............................................1  
46 323-9  
17 32128-33  
18 9264964  
19 32128-20  
20 3296-73  
21 103-8316  
22 103-8826  
23 103-6761  
24 1-633080  
25X 109-2817  
26 107-2102  
27 107-3155  
Nut, Whizlock 1/4-20..............................2  
Bolt, HWH 5/16-18 x 3/4 Tap .................4  
Nut, Whizlock 5/16-18............................16  
Nut, Nyloc 1/4-20 ...................................2  
Spring ....................................................1  
Link, Lower Seat Stop............................2  
Plate, Seat Mount ..................................1  
Bushing..................................................2  
Kit, ROPS ..............................................1  
Decals, Warning ....................................1  
Cotter, Hair Pin Double Loop .................2  
47 3212-4  
48 3296-29  
49 3256-3  
50 3256-4  
51 3290-357  
52 109-3479  
109-3156  
103-6771  
53 109-3478  
109-3156  
103-6771  
28 109-3633-03 Spacer, Seat Mount ...............................2  
Exmark black touch up spray paint – Gloss black  
Q
X
Includes ROPS fold pin plus hairpin, item #27.  
Rollover protection frame is serviced as a complete assembly only. Includes complete ROPS frame, mounting  
hardware, fold pivot and locking hardware, seat frame assembly item #15 and seat belt assembly item #39.  
Includes armrests and seat back decal. Does not include seat belt or tracks.  
Does not include item #19 or #48.  
O
3
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MAIN FRAME GROUP  
4
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MAIN FRAME GROUP (cont.)  
Item  
DESCRIPTION  
Qty.  
Item  
DESCRIPTION  
Qty.  
Part No.  
Part No.  
1
2
3
4
5
6
7
8
9
1-513747  
1-523157  
1-643189  
1-643339  
1-806003  
1-806005  
1-808285  
5-0652  
Decal, Battery ........................................1  
Washer..................................................4  
Keeper, Rubber Latch............................2  
Belt Routing, Decal ................................1  
Hairpin, Cotter........................................2  
Hairpin, Cotter........................................1  
Pin, Clevis 3/8 x 1 1/8 ............................2  
Spacer ...................................................4  
Pin .........................................................2  
Decal, Warning ......................................2  
Decal, Danger........................................1  
Pin .........................................................2  
Tube, Pump Link Spacer .......................2  
Ring, Retaining ......................................4  
Decal, 3750 Rpm ...................................1  
Decal, Guard..........................................2  
Decal, Pump Fan Warning.....................1  
Asm, Frame W/Decals...........................1  
Latch, Hitch............................................2  
Decal, Danger........................................1  
Bumper, Rubber.....................................2  
Asm, Hitch .............................................1  
32 109-1256-03 Arm, Pivot.............................................. 2  
33 109-1257-03 Hook, Hood............................................ 2  
34 109-2114  
35 109-2857  
36 109-2777  
Decal, Frontrunner................................. 1  
Asm, Hood............................................. 1  
Asm, Hood Support W/Decals .............. 1  
Asm, Hood Support W/Decals  
(27 & 31 HP)  
109-6070  
1
37 109-2004  
38 32128-20  
39 109-2355  
40 109-2356  
41 109-2357  
42 109-2396  
43 302-19  
44 322-3  
Roller, Lock Lever.................................. 2  
Nut, Whizlock 5/16-18 ........................... 4  
Decal, Spring Loaded ............................ 2  
Decal, Motion Control ............................ 1  
Decal, Motion Cntl/Park Brake............... 1  
Decal, Pump Drive Release................... 1  
Zerk, 1/4-28 Str...................................... 2  
Screw, HH 5/16-18 x 3/4........................ 4  
Screw, HH 5/16-18 x 7/8........................ 8  
Screw, HH 3/8-16 x 2 1/4....................... 2  
Screw, HH 3/8-16 x 1 1/2....................... 2  
Screw, HH 1/2-13 x 4 1/2....................... 2  
Ring, Retaining...................................... 4  
Washer, 5/16 SAE................................. 20  
Washer, 3/8 SAE................................... 4  
Washer, 1/2 SAE................................... 8  
Washer, 5/8 SAE................................... 2  
Rivet ...................................................... 4  
Nut, Nyloc 1/2-13................................... 2  
Nut, Nyloc 5/16-18................................. 8  
Nut, Nyloc 3/8-16................................... 4  
E-Ring ................................................... 2  
Decal, FrontRunner ............................... 1  
93-2699  
10 98-4361  
11 98-5954  
12 100-1663  
13 103-1166  
14 32151-36  
15 103-3270  
16 103-5881  
17 103-7218  
18 109-6069  
19 103-9727  
20 107-2112  
21 107-8042  
22 109-0075  
45 322-4  
46 323-11  
47 323-8  
48 325-18  
49 32120-47  
50 3256-23  
51 3256-24  
52 3256-26  
53 3256-27  
54 3269-24  
55 3296-23  
56 3296-29  
57 3296-39  
58 32120-19  
59 109-2114  
23 109-0080-03 Wld, Hitch..............................................1  
24 109-0325  
25 109-0411  
26 109-0435  
27 109-0450  
28 109-2772  
29 109-2773  
30 109-2774  
31 109-0634  
Pin, Full Fold..........................................1  
Spring ....................................................2  
Bushing..................................................4  
Asm, Spring...........................................2  
Asm, Floorpan W/Decal.........................1  
Asm, Spring Bellcrank W/Decal (RH).....1  
Asm, Spring Bellcrank W/Decal (LH) .....1  
Wld, Spring Anchor................................4  
Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140).  
Exmark black touch up spray paint – Gloss black  
5
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MAIN FRAME GROUP (cont.)  
6
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REAR FRAME GROUP 23HP  
Item  
Description  
Qty.  
Item  
Description  
Qty.  
Part No.  
Part No.  
1
2
3
4
5
6
7
8
9
1-513746  
1-543508  
1-543509  
1-543511  
1-633508  
1-633585  
1-643188  
1-811010  
103-0063  
Decal, Muffler.........................................2  
Cup, Bearing Tapered Roller..................2  
Cone, Bearing Tapered Roller................2  
Seal, Grease..........................................1  
Washer, Spring Disc..............................3  
Bearing, Cone Tapered Roller................2  
Latch......................................................2  
Plug .......................................................1  
Seal, Double Lip.....................................2  
Guard, Seal............................................2  
Spacer, Nut............................................2  
Asm, Caster Wheel................................1  
Rivet ......................................................4  
Cap, Grease ..........................................1  
Axle, Caster ...........................................1  
Asm, Single Tailwheel............................1  
18 103-9789-03 Guard, Hose .......................................... 1  
19 103-9868-03 Wld, Caster Fork ................................... 1  
20 105-7699  
21 109-2769  
Strip, Seal.............................................. 2  
Kit, Rear Guard...................................... 1  
22 109-0414-03 Cover, Muffler........................................ 1  
23 322-3  
Screw, HH 5/16-18 x 3/4........................ 5  
Screw, HH 3/8-16 x 1............................. 4  
Screw, HH 1/2-13 x 9 1/2....................... 1  
Screw, HH 1/2-13 x 1 1/4....................... 6  
Washer, 5/16 SAE................................. 5  
Washer, 3/8 Std..................................... 2  
Nut, Whizlock 3/8-16 ............................. 4  
Nut, Nyloc 1/2-13................................... 1  
Nut, Nyloc 3/4-10................................... 1  
Nut, Whizlock 5/16-18 ........................... 5  
Nut, Whizlock 1/2-13 ............................. 6  
24 323-6  
25 325-39  
26 325-5  
10 103-2768  
11 103-3051  
12 103-3799  
13 923786  
27 3256-23  
28 3256-4  
29 3290-357  
30 3296-23  
31 3296-51  
32 32128-20  
33 32128-49  
14 103-4882  
15 103-5156  
16 103-6704  
17 103-6748-03 Wld, Rear Caster Hub............................1  
Exmark black touch up spray paint – Gloss black  
7
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REAR FRAME GROUP 27HP & 31HP  
Item  
Description  
Qty.  
Item  
Description  
Qty.  
Part No.  
Part No.  
1
2
3
4
5
6
7
8
9
1-513746  
1-543508  
1-543509  
1-543511  
1-633508  
1-633585  
1-643188  
1-811010  
103-0063  
Decal, Muffler.........................................2  
Cup, Bearing Tapered Roller..................4  
Cone, Bearing Tapered Roller................4  
Seal, Grease..........................................2  
Washer, Spring Disc..............................6  
Bearing, Cone Tapered Roller................4  
Latch......................................................2  
Plug .......................................................2  
Seal, Double Lip.....................................4  
Guard, Seal............................................4  
Spacer, Nut............................................4  
Rivet ......................................................4  
Asm, Caster Wheel................................2  
Cap, Grease ..........................................2  
Axle, Caster ...........................................2  
Bearing, Sleeve......................................2  
22 103-9868-03 Wld, Caster Fork ................................... 2  
23 103-9974  
24 105-7699  
25 109-2769  
109-6071  
Washer.................................................. 1  
Strip, Seal.............................................. 2  
Asm, Rear Guard W/Decals (27 HP) ..... 1  
Asm, Rear Guard W/Decals (31 HP) ..... 1  
26 109-0414-03 Cover, Muffler (27 HP)........................... 1  
109-5580-03 Cover, Muffler (31 HP)........................... 1  
27 302-19  
28 322-3  
Zerk, 1/4-28 Str...................................... 1  
Screw, HH 5/16-18 x 3/4........................ 5  
Screw, HH 3/8-16 x 1............................. 4  
Screw, HH 1/2-13 x 9 1/2....................... 2  
Screw, HH 1/2-13 x 1 1/4....................... 6  
Screw, HH 5/8-11 x 5 3/4....................... 1  
Washer, 5/16 SAE................................. 5  
Washer, 3/8 Std..................................... 2  
Nut, Whizlock 3/8-16 ............................. 4  
Nut, Nyloc 1/2-13................................... 2  
Nut, Nyloc 3/4-10................................... 2  
Nut, Nyloc 5/8-11................................... 1  
Nut, Whizlock 5/16-18 ........................... 5  
Nut, Whizlock 1/2-13 ............................. 6  
10 103-2768  
11 103-3051  
12 923786  
29 323-6  
30 325-39  
31 325-5  
13 103-3799  
14 103-4882  
15 103-5156  
16 103-6825  
32 327-24  
33 3256-23  
34 3256-4  
35 3290-357  
36 3296-23  
37 3296-51  
38 3296-53  
39 32128-20  
40 32128-49  
17 103-7957-03 Wld, Dual Caster Tube...........................1  
18 103-8347 Asm, Dual Rear Wheels.........................1  
19 103-9045-03 Wld, Rear Frame Dual Wheel................1  
20 103-9051 Bearing, Thrust ......................................2  
21 103-9789-03 Guard, Hose ..........................................1  
Exmark black touch up spray paint – Gloss black  
8
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