Exmark Navigator 4500-368 User Manual
NAVIGATOR®
For Serial Nos.
790,000 & Higher
Part No. 4500-368 Rev. A
READ OPERATOR’S MANUAL BEFORE
OPERATING OR SERVICING EXMARK EQUIPMENT.
TABLE OF CONTENTS
Description Page
Blower Group....................................................................10
Decals Group....................................................................25
Electrical Diagram ............................................................23
Electrical Logic Schematic................................................24
Electrical Group...........................................................21-22
Engine Group ..............................................................13-14
Fuel Group..........................................................................9
Hopper Group..............................................................17-20
Hydraulic Group...........................................................15-16
Jackshaft Group ..........................................................11-12
Main frame Group............................................................3-5
Park Brake Group...............................................................6
Speed Controls Group.....................................................7-8
1
MAIN FRAME GROUP
Item
Part No.
1 103-8383 Bolt, Seat Cushion ......... .............. ..........5
2 1-633060 Spacer ...................................................2
3 1-633396 Clip, Loom 5/8........................................1
4 1-633508 Washer, Spring Disk ..............................6
5 1-633585 Bearing, Cone Tapered Roller.............. ..2
6 103-9483 Asm, Seat Frame W/Decal ....................1
7 1-807513 Bolt, Carriage #10-24 x 1/2 ....................4
8 5-0652 Spacer ...................................................4
9 103-0063 Seal, Double Lip..... . ........................... ....2
10 103-2768 Guard, Seal............................................2
11V 103-3051 Spacer, Nut............................................2
12 103-3351-03 Wld, Rear Caster Fork ....... ....................1
13 103-3520 Seat, Back .............................................1
14 109-2008 Seat, Bottom..........................................1
15 109-4306 Asm, Mainframe W/Decals ....... .............1
16 103-4155 Pin, Lynch..............................................2
17 103-4318 Wheel....................................................2
18 1-303287 Tie, Cable 5 1/2 (Small) ..... .............. . .....4
19 103-4362-03 Wld, Seat Fram e S td............... ..............1
20 109-4641 Cable, Control Throttle...........................1
21 103-5181 Link, Lower Seat Stop.................... ........1
22 103-5302 Axle, Caster...........................................1
23 103-5496 Mount, Vibration Rubber........................4
24 103-6596-03 Wld, Push Rod.......................................2
25 103-7738 Screw, HH 1/2-13 x 13...... .....................1
26 103-8143 Console, RH ..........................................1
27 103-8146 Console, LH...........................................1
28 109-4639 Asm, Control Panel W/Decals.. ..............1
29 103-8451 Decal, Ignition/Speed Control.................1
30 103-8563 Link, Seat...............................................1
Description
Qty.
Exmark black touch up spray paint – Gloss black
V Use Pro-Lock, Nut Type (P/N 1-840022, .5ml tube) on spacer nut, item #11.
Item
Part No.
31 109-4638 Decal, Console...................................... 1
32 103-9027 Seal, Grease..........................................1
33 103-9028 Cone, Bearing Taper Roller................... 2
34 103-9029 Cup, Bearing Tapered Roller................. 2
35 116-1175 Decal, Service Aid................................. 1
36 103-9034 Decal, Clutch Adjustment ...................... 1
37 103-9057 Cap, Grease..........................................1
38 242-50 Nut, Lug 1/2-20......................................8
39 322-2 Screw, HH 5/16-18 x 5/8........................6
40 322-5 Screw, HH 5/16-18 x 1...........................3
41 323-14 Screw, HH 3/8-16 x 3.............................2
42 325-17 Screw, HH 1/2-13 x 4.............................2
43 3231-27 Bolt, Carriage 3/8-16 x 7/8.....................1
44 3256-23 Washer, 5/16 SAE................................. 6
45 3256-8 Washer..................................................1
46 3296-2 Nut, Nyloc #10-24..................................4
47 3296-23 Nut, Nyloc 1/2-13 .... ............................... 1
48 3296-29 Nut, Nyloc 5/16-18.................................3
49 3296-39 Nut, Nyloc 3/8-16 .... ............................... 3
50 3296-51 Nut, Nyloc 3/4-10 .... ............................... 1
51 103-5305 Asm, Wheel Tire & Brg 13x8.00-6 SP.... 1
52 32128-20 Nut, Whizlock 5/16-18 ...........................8
53 32128-49 Nut, Whizlock 1/2-13 .............................2
54 109-2006 Asm, Seat W/Decal............................... 1
55 103-9494 Asm, Rear Caster Wheel W/Axle...........1
56 109-4640 Cable, Control Choke ............................ 1
57 103-4319 Asm, Wheel & Tire 18 x 10.50-10..........2
103-4321 Asm , Wheel & Tire 18 x 8.50-10............ 2
58 105-1945 Tire, 18 X 10.5-10..................................2
103-4320 Tire, 18 X 8.50-10..................................2
Description
Qty.
2
MAIN FRAME GROUP
3
MAINFRAME GROUP (cont.)
Item
Part No.
1 32128-33 Nut, Whizloc k 1/4-20....... .......................5
2 109-2365 Bumper..................................................2
3 1-613235 Washer ..................................................3
4 1-803035 Rivet 3/16 x 1/4........ .......................... . ...6
5 1-811010 Plug .......................................................1
6 65-2690 Decal, Hot Surface.................................2
7 98-4361 Decal, Warning......................................2
8 98-5954 Decal, Danger........................................2
9 109-2487-03 Wld, Fender...........................................1
10 103-5408 Wheel....................................................2
11 109-0925-03 Wld, Bumper Rear ................................ .1
12 103-6537 Tab, Spring Anchor.... .............. . .............2
13 103-8333 Guide, Belt.............................................1
14 103-8349 Guide, Belt.............................................1
15 103-8495 Decal, Pinch Point .................................2
16 103-8611 Decal, Relay ..........................................1
17 103-9475 Asm Drive, Shield .... .............. ................1
18 103-9476 Asm, Shield W/Decal.............................1
Exmark black touch up spray paint – Gloss black
Description
Qty.
Item
Part No.
19 103-9022 Guide, Belt.............................................1
20 32128-20 Nut, Whizlock 5/16-18 ...........................7
21 103-9274 Decal, Belt Routings..............................1
22 321-3 Screw, HH 1/4-20 x 5/8..........................1
23 3296-39 Nut, Nyloc 3/8-16 .... ............................... 6
24 322-5 Screw, HH 5/16-18 x 1...........................4
25 322-6 Screw, HH 5/16-18 x 1 1/4..................... 2
26 323-6 Screw, HH 3/8-16 x 1.............................4
27 323-8 Screw, HH 3/8-16 x 1 1/2.......................2
28 3256-23 Washer, 5/16 SAE................................. 4
29 3290-357 Nut, Whizlock 3/8-16 .............................4
30 3231-31 Bolt, Carriage 3/8-16 x 2 1/2..................2
31 3256-24 Washer, 3/8 SAE...................................6
32 109-5874-03 Brace, PTO............................................ 1
33 1-213069 Spacer................................................... 1
34 321-6 Screw, HH 1/4-20 x 1.............................2
35 32128-33 Nut, Whizlock 1/4-20 .............................5
Description
4
Qty.
PARK BRAKE GROUP
Item Part No.
1 1-303105 Yoke, Adjustable....................................2
2 1-633102 Bearing, Side Flange .............................2
3 1-633131 Yoke, Brake Linkage........ ......................1
4 1-633268 Grip, Brake Lever...................................1
5 1-806003 Hairpin, Cotter........................................4
6 1-808280 Pin, Clevis 5/16 x 1 ......... .......................2
7 98-5975 Washer, Spri ng Di sk 3/8..... . ..................1
8 103-2399 Pin, Clevis Spring 3/8........... ..................1
9 103-4383-03 Wld, Brakeshaft .....................................1
10 103-4388 Spring, Brake.........................................2
11 103-4390 Wld, Brake Pivot ....................................1
12 103-4399 Rod, Linkage Brake ................ ...............1
13 103-6576 Wld, Swivel Brake..................................2
Description
Exmark black touch up spray paint – Gloss black
Qty.
Item Part No.
14 103-9469 Asm, Park Brake Handle W / Grip ...........1
15 103-7377 Screw, HH 5/16-24 x 7 3/4..................... 2
16 103-9915 Spring, Torsion RH................................ 1
17 323-4 Screw, HH 3/8-16 x 3/4..........................5
18 3219-2 Nut, Hex 5/16-24....................................6
19 3219-3 Nut, Hex 3/8-24......................................1
20 3256-24 Washer, 3/8 SAE...................................3
21 3256-3 Washer, 5/16 Std................................... 4
22 3272-10 Pin, Cotter 1/8 x 3/4...............................1
23 3290-357 Nut, Whizlock 3/8-16 .............................4
24 108519 Bushing, Bronze.................................... 2
25 109-0714 Asm, Brake Linkage ..............................2
Description
5
Qty.
SPEED CONTROLS GROUP
Item Part No.
1 1-543017 Ball Joint, (RH).......................................3
2 1-633102 Bearing, Side Flange .............................2
3 1-633152 Ball Joint, (LH).......................................3
4 1-804524 Nut, Hex 5/16-24 (LH)............................5
5 1-811010 Plug .......................................................4
6 103-3060 Knob, Tracking.......................................1
7 103-9468 Asm, Handle W/Grip..............................2
8 103-9730 Asm, Steering Lever W/Bearings (RH)...1
9 103-9731 Asm, Act uat or W/Bearings (RH) ....... .....1
10 103-9732 Asm, Actuator W/Bearings (LH)....... ......1
11 103-4278 Shaft, Speed Control..............................1
12 103-4342-03 Wld, Hub Speed Control ........................2
13 103-4373 Spring, Extension...................................2
14 103-4377 Linkage, Rod Steering (LH)....................2
15 103-4397 Knob, Speed Control..............................1
16 103-4398 Bearing, Flange Iglide.............. . .............8
17 103-9733 Asm, Steering Lever W/Bearings (LH) 1
18 103-5008 Wld, Control Arm ...................................1
19 103-5009 Disc, Friction..........................................2
20 103-5013 Wld, Speed Control Lever............... .......1
21 103-5016 Rod, Threaded Control Link ........... ........1
22 103-5017 Plate, Speed Control Frict i on .... .............1
23 103-5018 Washer, Spring Disk ..............................3
24 103-5064 Bearing, Plastic 1/2................................2
25 109-5927 Asm, Console W/Decals.... . ...................1
26 103-5945 Spacer...................................................1
27 103-5993-03 Guide, Plenum.......................................1
28 103-6078 Spring, Extension...................................1
29 103-6532 Spring, Extension...................................2
30 103-8494 Hook...................................................... 1
Exmark black touch up spray paint – Gloss black.
Description
Qty.
Item Part No.
31 321-5 Screw, HH 1/4-20 x 7/8..........................4
32 321-8 Screw, HH 1/4-20 x 1 1/4.......................1
33 322-3 Screw, HH 5/16-18 x 3/4........................6
34 322-6 Screw, HH 5/16-18 x 1 1/4..................... 6
35 323-4 Screw, HH 3/8-16 x 3/4..........................4
36 323-8 Screw, HH 3/8-16 x 1 1/2.......................2
37 322-5 Screw, HH 5/16-18 x 1...........................1
38 3217-6 Nut, Hex 5/16-18....................................2
39 3218-3 Nut, Jam 3/8-16.....................................1
40 3219-2 Nut, Hex 5/16-24....................................4
41 3245-1 Setscrew, 1/4-20 x 1/4...........................6
42 3256-23 Washer, 5/16 SAE................................. 3
43 3256-24 Washer, 3/8 SAE...................................2
44 3256-28 Washer, 3/4 SAE...................................1
45 3256-3 Washer, 5/16 Std................................... 9
46 3257-5 Key, Woodruff #9 3/4 x 3/16 ..................3
47 3290-357 Nut, Whizlock 3/8-16 .............................8
48 3296-19 Nut, Nyloc 1/2-20 .... ............................... 1
49 3296-29 Nut, Nyloc 5/16-18.................................7
50 32128-20 Nut, Whizlock 5/16-18 ...........................1
51 32128-33 Nut, Whizlock 1/4-20 .............................6
52 32151-48 E-Ring...................................................1
53 1-323245 Spring, Compression............................. 4
54 103-5994 Grip, Steering Handle............................ 2
55 103-9468 Asm, Handle W/Grip..............................2
56 103-8425 Decal, Driveline .....................................1
57 103-9493 Asm, Pump Linkage (RH)......................1
58 103-9492 Asm, Pump Linkage (LH).......................1
59 109-4273 Decal, Wheel Motor Release................. 1
Description
Qty.
6
SPEED CONTROLS GROUP
7
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