Exmark Z HP, 4500-421 User Manual
ULTRA VAC® QDS
LAZER Z® HP MODELS
For Serial Nos.
790,000 & Higher
Part No. 4500-421 Rev. B
1
READ OPERATOR’S MANUAL BEFORE
OPERATING OR SERVICING EXMARK EQUIPMENT
TABLE OF CONTENTS
Description Page
Blower Assembly 44” and 48” ......................................3-6
Blower Assembly 46”, 50”, 52” and 56” ......................7-10
Decals ...........................................................................16
Deck Components and Front Weights...........................15
Hood and Screen Assembly ..........................................13
Lower Hopper Assembly........................................... 11-12
Hopper Assembly..........................................................14
2
BLOWER ASSEMBLY 44” and 48”
Item Part No.
16 103-2874-03 Wld, Blower Mount.................................1
2 103-3815 Wld, Impeller .........................................1
3 1-653346 Bearing, SPH. OD..................................2
4 1-513013 Housing, Flange.....................................4
5 103-1047 Sheave, Blower......................................1
6 103-3589 Wld, Upper Housing
(1-652345-03) With Decals ....................1
7 1-653331 Spring, Idler ...........................................1
8 3290-357 Nut, Whizlock 3/8-16..............................5
9 323-7 Screw, HH 3/8-16 x 1 1/4. ........... ...........1
10 1-653600 Bearing..................................................2
11 323-12 Screw, HH 3/8-16 x 2 1/2. ........... ...........2
12 3256-4 Washer, 3/8 Std.....................................1
13 323-8 Screw, HH 3/8-16 x 1 1/2................ .......1
14 1-353054 Latch, Grass Catcher............ ........... ......1
15 3296-39 Nut, Nyloc 3/8-16 ..... . ........... ........... .......1
16 1-653322 Pulley, Idler............................................1
17 103-0130 Bushing, Idler Pivot................................1
18 103-1103 Pulley, Idler............................................1
19 103-2876 Asm , Idler W/Bushings
Zerk, & Decal.........................................1
20 3230-18 Bolt, Carriage 5/16-18 x 5/8 ...................6
21 1-513208 Washer, Spring Disk ..............................1
Description
Qty.
Item Part No.
22 3219-6 Nut, Hex 5/8-18......................................1
23 3220-5 Nut, Jam 1/2-20.....................................1
24 1-513435 Washer, Spring Disk..............................1
25 1-653365 Spacer................................................... 1
26 1-653366 Hub........................................................1
27 32128-20 Nut, Whizlock 5/16-18............................6
28 3217-6 Nut, Hex 5/16-18....................................1
29 321-3 Screw, HH 1/4-20 x 5/8 .......................... 4
30 32128-33 Nut, Whizlock 1/4-20..............................4
31 1-303334 Washer, Spring Disk 5/16...................... 1
32 3256-24 Washer, 3/8 SAE ................................... 1
33 103-0126 Bushing, Locator....................................1
34 3257-32 Key, Woodruff #61 5/8 x 3/16.................1
35 103-3585 Cover, Bearing (103-3586-03)
With Decal.............................................1
36 3296-47 Nut, Nyloc 5/16-18.................................2
37 3256-3 Washer, 5/16 Std...................................2
38 3274-18 Screw, Socket HD 5/16-18 x 1 1/4.........1
39 302-19 Zerk, 1/8-28 Straight..............................1
40 1-806323 Roll pin ..................................................1
41 1-353050 Pin, Grass Catcher................................1
42 3274-107 Screw, Socket But HD 3/8-16 x 1 3/4.....1
Description
Qty.
Exmark black touch up spray paint – gloss black.
Kit 103-0583 is available to repair the welded-on accessory mounting tube on all 44”-72” decks.
Apply Mobil HTS grease (P/N 103-5217 1.5 oz packet) (or a food-grade antisieze) on bore of sheave and bearings.
6 Includes items 40 and 41.
3
BLOWER ASSEMBLY 44” and 48”
4
BLOWER ASSEMBLY 44” and 48” (cont.)
Item Part No.
1 3290-357 Nut, Whizlock 3/8-16..............................3
2 323-11 Screw, HH 3/8-16 x 2 1/4 ...... ........... . .....3
3 3256-4 Washer, 3/8 Std.....................................3
4 103-4764 Chute, Blower ........................................1
5 1-653352-01 Bumper..................................................1
6 3290-500 Screw, PPH #10-24 x 5/8...... . ........... .....4
7 321-3 Screw, HH 1/4-20 x 5/8............. ........... .. 4
8 32128-33 Nut, Whizlock 1/4-20..............................11
9 3229-11 Bolt, Carriage 1/4-20 x 5/8 .......... ...........3
10 1-803075 Screw, CRTH #10-24 x 3/4 ................ ....3
11 3290-148 Nut, Whizlock #10-24.............................3
12 1-803076 Screw, CRTH 1/4-20 x 3/4 ...... ........... ....2
13 1-653596-03 Plate, Blower Backing ............................1
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.
Kit 103-0583 is available to repair the welded-on accessory mounting tube on all 44”-72” decks.
Description
Qty.
Item Part No.
14 3256-14 Washer, #10 Std.................................... 4
15 1-653429 Asm, Latch............................................. 2
16 103-0401 Asm , B l ower (44 & 48) (Includes All
17 3229-1 Bolt, Carriage 1/4-20 x 3/4.....................2
18 3290-500 Screw, PPH #10-24 x 5/8....................... 2
19 3296-2 Nut, Nyloc #10-24.................................3
20 3256-14 Washer, #10 Std.................................... 5
21 109-2040 Tube, Lower...........................................1
22 109-2034 Tube, Upper...........................................1
23 32105-13 Screw, Slotted HH #10-24 x 3/4.............3
24 103-4752-03 Plate, Reinforcement .............................1
25 114439 Rivet......................................................3
Description
Items From Pg 3 & Items 1-15 & Decals) ...
Qty.
1
5
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