Exmark Quest 4500-451 User Manual
QUEST®
For Serial Nos.
790,000 & Higher
Part No. 4500-451 Rev. B
-1-
READ OPERATOR’S MANUAL BEFORE
OPERATING OR SERVICING EXMARK EQUIPMENT
TABLE OF CONTENTS
Description Page
Cutter Housing Assembly ................................................9
42” Deck Group............................................................3-4
48” Deck Group............................................................5-6
52” Deck Group............................................................7-8
Decal Group ..................................................................20
Electrical Diagram..........................................................22
Electrical Group.............................................................21
Electrical Logic Schematic.............................................23
Engine Group ................................................................17
Frame Group............................................................ 10-11
Fuel Group.....................................................................16
Motion Control Group ...............................................12-13
Seat Group...............................................................14-15
Transaxle Assembly ......................................................19
Transaxle Group............................................................18
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42” DECK GROUP
Item Part No. Description Qty.
1 109-9971 Asm, Deck W/ Decals ..... ......... . ......... ....1
2 1-413113 Bushing-Idler..........................................1
3 109-6388 Kit, Anti-Scalp Roller..............................2
3:1 112-3977 Bolt, Shoulder ........................................1
3:2 1-603299 Roller-Scalp, Anti ...................................1
3:3 104-8301 Nut, Nyloc 3/8-16 Flg...... .......... .............1
4 103-3330 Spring, Extension...................................1
5 104-8300 Nut, Nyloc 5/16-18 Flg .............. .............5
6 108-1479 Spacer...................................................1
7 108-6645 Belt-V.....................................................1
8 109-0977 Pulley, Idler 5"........................................2
9 109-3410 Hanger, Deck.........................................2
10 109-5151 Deflector, Discharge...............................1
Exmark black touch up spray paint – gloss black.
Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140).
V Includes all item shown on pages 3, 4 & 7. Does not include struts or strut hardware.
Item Part No. Description Qty.
11 109-5498-03 Baffle, Discharge ................................... 1
12 109-6393 Washout Port Kit.................................... 1
12:1 95-2747 Fitting-Washout......................................1
12:2 46-6290 O-Ring................................................... 1
12:3 93-6083 Screw, HWH 1/2-20 x 1/2 Taptite...........2
12:4 95-3270 Connector-Hose.....................................1
13 109-6572 Bushing-Idler ......................................... 1
14 104-8301 Nut, Nyloc 3/8-16 Flg............................. 8
15 109-6886 Spring-Torsion ....................................... 1
16 109-8744 Complete Cutter Housing Asm...............2
17 109-8788 Bushing-Flanged....................................6
18 109-8854 Pin-Chute...............................................1
-3-
42” DECK GROUP (cont.)
Item Part No. Description Qty.
19 109-9982 Blade, High Lift Notched...................... ...2
20 109-9993 Spacer, Deck Sheave ............................2
21 109-9996-03 Arm, Idler ...............................................1
22 110-6864 Pulley.....................................................2
24 114-0463 Washer-Friction, Composite...................2
25 115-2455 Spacer ...................................................2
26 322-7 Screw, HH 5/16-18 x 1 1/2....... ..............1
28 109-6868 Bolt, Carriage 3/8-16 x 3........................1
29 3231-25 Bol t, Carri age 3/8-16 x 1 1/4 .. ................6
30 3231-31 Bol t, Carri age 3/8-16 x 2 1/2 .. ................1
Exmark black touch up spray paint – gloss black.
V Includes all item shown on pages 3, 4 & 9. Does not include struts or strut hardware.
Item Part No. Description Qty.
32 109-6459 Decal-Warning, Belt Shield....................2
33 110-6691 Decal-Danger ........................................2
34 109-6036 Decal-Roller, Anti-Scalp.........................1
35 116-0533 Decal, Blade Torque.............................. 1
37 93-7009 Decal-Danger, Deflector ........................1
40 3230-23 Bol t, Carri age 5/16-18 x 3/4, short neck 4
41 116-1557-03 Weight................................................... 1
42 32144-41 Screw, HWH 3/8-16 x 7/8 Taptite...........2
109-9970 Asm, 42 Deck Complete
V
-4-
48” DECK GROUP
Item Part No. Description Qty.
1 109-6253 Asm, Deck W/Decals (Red)....................1
116-0544 Asm, Deck W/Decals (Black)..................1
2 52-2860 Washer ..................................................2
3 109-9158 Asm, Idler Arm W/Bearings....................1
3:1 302-40 Zerk, 90° 1/4-28 .....................................1
3:2 1-513034 Bearing ..................................................2
4 103-3330 Spring, Extension...................................1
5 1-603384 Bushing..................................................1
6 3231-11 Bol t, Carri age 3/8-16 x 3 1/2 .. ................1
7 104-8301 Nut, Nyloc 3/8-16 Flg...... .......... .............8
8 1-413113 Bushing..................................................1
9 109-8891 Asm, Pulley and Bearing. .......................2
10 3231-31 Bol t, Carri age 3/8-16 x 2 1/2 .. ................1
11 109-6572 Bushing..................................................2
12 1-603843 Pulley, Idler............................................1
13 109-6868 Bolt, Carriage 3/8-16 x 3........................2
14 109-3723-01 Strut, Deck (Red) ...................................1
109-3723-03 Strut, Deck (Black).................................1
15 109-8788 Bushing, Flanged...................................4
Exmark black touch up spray paint – gloss black.
Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140).
V Includes all item shown on pages 5, 6 & 9. Does not include struts or strut hardware.
Item Part No. Description Qty.
16 3231-25 Bolt, Carriage 3/8-16 x 1 1/4..................4
17 109-3449 Shield, Belt ............................................2
18 3230-23 Bol t, Carri age 5/16-18 x 3/4 Short Neck. 6
19 109-5667 Ring, Bolt Retaining............................... 4
20 104-8300 Nut, Nyloc 5/16-18 Flg........................... 10
21 109-5498-03 Baffle, Discharge ................................... 1
22 110-6691 Decal, Danger........................................2
23 109-6459 Decal, Belt Shield Warning.................... 2
24 109-6034 Decal, Deck 48......................................1
25 109-6035 Decal, Belt Routing................................ 1
26 109-6036 Decal, Anti-Scalp Roller.........................1
27 93-7009 Decal, Danger........................................1
28 322-2 Screw, HH 5/16-18 x 5/8........................4
29 109-9159 Decal, Hole Cover..................................3
30 1-303520 Decal, Trivantage................................... 1
31 116-0533 Decal, Blade Torque.............................. 1
109-8745 Asm, 48 Deck Complete (Red)
V
116-0545 Asm, 48 Deck Complete (Black)
V
-5-
48” DECK GROUP (cont.)
Item Part No. Description Qty.
1 109-6388 Kit, Anti-Scalp Roller..............................3
1:1 112-3977 Bolt, Shoulder ........................................1
1:2 1-603299 Roller, Anti-Scalp ...................................1
1:3 104-8301 Nut, Nyloc 3/8-16 Flg...... .......... .............1
2 109-8744 Asm, Cutter Housing Complete........ ......3
3 103-6401 Blade, Notched ......................................3
109-6389 Blade. Mulch..........................................3
Q
109-6391 Blade, High Lift.......................................3
4 109-3747 Sheave, Blade Drive ..............................3
5 109-3410 Hanger, Deck.........................................4
6 109-8788 Bushing, Flanged...................................8
Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140).
Apply Mobil HTS grease (P/N 103-5217 1.5 oz packet) (or a food-grade anti-se ize) betw ee n the spindl es & sheav es.
DO NOT use a copper or nickel based anti-seize.
Q Requires installation of Micro-Mulch accessory for proper mulching. Mulch kit P/N 109-5980.
Item Part No. Description Qty.
7 3231-25 Bolt, Carriage 3/8-16 x 1 1/4..................8
8 104-8301 Nut, Nyloc 3/8-16 Flg............................. 8
9 109-5364 Belt........................................................1
10 109-6393 Kit, Washout Port................................... 1
10:1 95-2747 Fitting, Washout Port.............................1
10:2 46-6290 O-Ring................................................... 1
10:3 93-6083 Screw, HWH 1/2-20 x 1/2 Taptite...........2
10:4 95-3270 Connector, Hose....................................1
13 109-8854 Pin, Chute..............................................1
14 109-6886 Spring....................................................1
15 109-5151 Chute, Deflector..................................... 1
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52” DECK GROUP
Item Part No. Description Qty.
1 109-6254 Asm,52 Deck W/ Decals (Red)..... ..........1
116-0555 Asm,52 Deck W/ Decals (Black).............1
2 52-2860 Washer ..................................................2
3 109-9158 Asm, Idler Arm W/Bearings....................1
3:1 302-40 Zerk, 90° 1/4-28 .....................................1
3:2 1-513034 Bearing ..................................................2
4 103-3330 Spring, Extension...................................1
5 1-603384 Bushing..................................................1
6 3231-11 Bol t, Carri age 3/8-16 x 3 1/2 .. ................1
7 104-8301 Nut, Nyloc 3/8-16 Flg...... .......... .............8
8 1-413113 Bushing..................................................1
9 109-8891 Asm, Sheave and Bearing......................2
10 3231-31 Bol t, Carri age 3/8-16 x 2 1/2 .. ................1
11 109-6572 Bushing..................................................2
12 1-603843 Pulley, Idler............................................1
13 109-6868 Bolt, Carriage 3/8-16 x 3........................2
14 109-3723-01 Strut, Deck (Red) ...................................1
109-3723-03 Strut, Deck (Black).................................1
15 109-8788 Bushing, Flanged...................................4
Exmark black touch up spray paint – gloss black.
Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140).
V Includes all item shown on pages 7, 8 & 9. Does not include struts or strut hardware.
Item Part No. Description Qty.
16 3231-25 Bolt, Carriage 3/8-16 x 1 1/4..................4
17 109-3449 Shield, Belt ............................................2
18 3230-23 Bol t, Carri age 5/16-18 x 3/4 Short Neck. 6
19 109-5667 Ring, Bolt Retaining............................... 4
20 104-8300 Nut, Nyloc 5/16-18 Flg........................... 12
21 109-5498-03 Baffle, Discharge ................................... 1
22 110-6691 Decal, Danger........................................2
23 109-6459 Decal, Belt Shield Warning.................... 2
24 109-6033 Decal, Deck 52......................................1
25 109-6035 Decal, Belt Routing................................ 1
26 109-6036 Decal, Anti-Scalp Roller.........................1
27 93-7009 Decal, Danger........................................1
28 322-2 Screw, HH 5/16-18 x 5/8........................6
29 109-9159 Decal, Hole Cover..................................3
30 1-303520 Decal, Trivantage................................... 1
31 116-0533 Decal, Blade Torque.............................. 1
109-8746 Asm,52 Deck Complete (Red)
V
116-0556 Asm,52 Deck Complete (Black)
V
-7-
52” DECK GROUP (cont.)
Item Part No. Description Qty.
1 109-6388 Kit, Anti-Scalp Roller..............................3
1:1 112-3977 Bolt, Shoulder........................................1
1:2 1-603299 Roller, Anti-Scalp...................................1
1:3 104-8301 Nut, Nyloc 3/8-16 Flg......... .......... ..........1
2 109-8744 Asm, Cutter Housing Complete..............3
3 103-6402 Blade, Notched 18.0 ..............................3
109-6390 Blade. Mulch..........................................3
Q
109-6392 Blade, High Lift ......................................3
4 109-3671 Sheave, Blade Drive ... . ..........................3
5 109-3410 Hanger, Deck.........................................4
6 109-8788 Bushing, Flanged...................................8
Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140).
Apply Mobil HTS grease (P/N 103-5217 1.5 oz packet) (or a food-grade anti-seize) between the spindles & sheaves. DO NOT
use a copper or nickel based anti-seize.
Q Requires installation of Micro-Mulch accessory for proper mulching. Mulch kit P/N 109-5982.
Item Part No. Description Qty.
7 3231-25 Bolt, Carriage 3/8-16 x 1 1/4..................8
8 104-8301 Nut, Nyloc 3/8-16 Flg............................. 8
9 109-3661 Belt........................................................1
10 109-6393 Kit, Washout Port................................... 1
10:1 95-2747 Fitting, Washout Port.............................1
10:2 46-6290 O-Ring................................................... 1
10:3 93-6083 Screw, HWH 1/2-20 x 1/2 Taptite...........2
10:4 95-3270 Connector, Hose....................................1
13 109-8854 Pin, Chute..............................................1
14 109-6886 Spring....................................................1
15 109-5151 Chute, Deflector..................................... 1
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