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Parts Manual for
73” OFZ MOWER UNIT
FOR OUT FRONT Z-RIDER
MODELS
ZF7301M
ZF7302M
COPYRIGHT © 2000
SNAPPER INC.
ALL RIGHTS RESERVED
IT IS THE POLICY OF SNAPPER TO IMPROVE ITS PRODUCTS WHENEVER IT IS
POSSIBLE AND PRATICAL TO DO SO. WE RESERVE THE RIGHT TO MAKE
CHANGES OR ADD IMPROVEMENTS AT ANY TIME WITHOUT INCURRING ANY
OBLIGATION TO MAKE SUCH CHANGES ON PRODUCTS MANUFACTURED
PREVIOUSLY.
MANUAL No. 4-7173 (REV. 1, 5/31/00)
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CONTENTS
Page Description/Group
3 _______________________________ FAMILIARIZATION – 73” OFZ MOWER UNIT
4, 5 _____________________________ 73” OFZ MOWER DECK ASSEMBLY
6, 7 _____________________________ DECK FRAME ASSEMBLY
8, 9 _____________________________ REAR CASTER ASSEMBLY
10, 11 ___________________________ FRONT CASTER ASSEMBLY
12 ______________________________ FIXED IDLER GROUP
13 ______________________________ ROLLER ASSEMBLY
14 ______________________________ SPRING-LOADED IDLER GROUP
15 ______________________________ SPINDLE GROUP
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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FAMILIARIZATION - 73” OFZ MOWER UNIT
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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73” OFZ MOWER DECK ASSEMBLY
(For Components Breakdown see Pages as Indicated)
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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73” OFZ MOWER DECK ASSEMBLY
ITEM PART NO. DESCRIPTION
1 4-1901 WELDMENT, 73” Mower Deck
2 2-8864 STANDOFF, 3 1/2” (6)
3 4-6644 GUARD, Belt (2)
4 9-1049 NUT, 3/8-16 Wing (6)
5 9-1299 NUT, 3/8-16 Hex Top Lock (6)
6 4-7139 DEFLECTOR, Chute, 73” Deck (Weldment)
7 2-7950 SPRING, Chute
8 2-9277 HINGE PIN, Chute
9 9-1313 PIN, 3/32 x 1” Cotter
10 5-4465 ASSEMBLY, Gage Wheel (Includes items 11 thru 16) (2)
11 2-9264 WHEEL, Gage
12 3-6456 SPACER, Gage Wheel
13 3-6457 FORK, Gage Wheel
14 9-1304 SCREW, 3/8-16 x 1” Hex Head Cap (2)
15 9-1325 NUT, 1/2-13 Top Lock
16 9-1822 SCREW, /1/2-13 x 5” Hex Head Cap (2)
17 -- GROUP, 9” Caster (Rear) (2) (See Pages 8 & 9)
18 -- GROUP, Spindle (3) (See Page 15)
19 -- GROUP, Spring-Loaded Idler (See Page 14)
20 4-6624 GEARBOX, Right Angle
21 5-4695 ASSEMBLY, Roller (2) (See Page 13)
22 5-7822 ASSEMBLY, Center Deck Roller (Includes items 23 thru 33)
23 3-6458 MOUNT, Roller (Right Hand)
24 3-6459 MOUNT, Roller (Left Hand)
25 3-6460 ROLLER, Tube
26 3-6461 ROD, Threaded Roller
27 9-1325 NUT, 1/2-13 Top Lock (3)
28 7-9226 ROLLER, Low Density Poly (3)
29 2-7344 WASHER, 5/8” Flat (2)
30 2-7327 WELDMENT, Pivot Pin
31 9-1884 SCREW, 1/2-13 x 1-1/2”
32 9-1640 BOLT, 3/8-16 x 1” Carriage, Grade 5 (4)
33 9-1299 NUT, 3/8-16 Hex Top Lock (4)
34 4-1896 BELT, 165.16” HB Section (ZF7301M)
-- 7-3328 BELT, 153.12” HB Section (ZF7302M)
35 4-6623 BRACKET, Rear Deck Hanger (2)
36 9-1640 BOLT, 3/8-16 x 1” Carriage Grade 5
37 -- GROUP, Fixed Idler (See Page 12)
38 4-6371 DECAL, 73 Deck
39 4-6889 PULLEY, Gear Box (ZF7301M)
-- 7-3290 PULLEY, Gear Box (ZF7302M)
(BELOW ITEMS NOT ILLUSTRATED)
-- -- GROUP, ZF73 Decal
-- 1-3010 DECAL, Warning
-- 2-2522 DECAL, Warning
-- 2-4156 DECAL, Caution (ZF7301M)
-- 7-3647 DECAL, Danger (ZF7302M)
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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DECK FRAME ASSEMBLY
NOTE: UNLESS OTHERWISE NOTED, ALL FLATWASHERS ARE ITEMS 4 (22 TOTAL), AND ALL COTTER
PINS ARE ITEMS 10 (16 TOTAL).
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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DECK FRAME ASSEMBLY
ITEM PART NO. DESCRIPTION
1 4-7171 PLATE, Diamond Tread Foot
2 9-1523 SCREW, 5/16-18 x 5/8” Hex Self-Tapping (8)
3 9-0219 SCREW, 5/16 x 2-1/2” Hex Head Cap (4)
4 9-1587 WASHER, 17/32 Flat (22)
5 4-3803 BRACKET, Deck Lift Hanger (2)
6 4-6595 ARM, Front Lift (Weldment)
7 4-7130 FRAME, Deck (Weldment)
8 4-6602 BAR, 7” Lift
9 1-2802 PIN, 1/2 x 1-1/8” Clevis (2)
10 9-1516 PIN, 5/32 x 1” Cotter (16)
11 4-6508 ANGLE, Front Deck Mounting (Left Hand)
12 4-6507 ANGLE, Front Deck Mounting (Right Hand)
13 4-3803 BRACKET, Deck Lift, Rear (2)
14 4-6598 ROD, Timing, 1/2” Threaded (2)
15 4-6599 SWIVEL, .50 Thru Hole (4)
16 4-6596 ARM, Rear Bell Crank (Left Hand) (W eldment)
17 4-6597 ARM, Rear Bell Crank (Right Hand) (Weldment)
18 3-5496 BEARING, 3/4 I.D. (4)
19 4-6856 J-BOLT, 1/2” x 8-1/2” Long (Front)
20 4-6857 J-BOLT, 1/2” x 7” Long (Rear)
21 4-6603 BAR, 5.62” Lift
22 9-1298 NUT, 5/16-18 Hex Top Lock (4)
23 9-1299 NUT, 3/8-16 Hex Top Lock (2)
24 9-0863 WASHER, 13/16 x 1-15/32” (2)
25 4-6594 CHANNEL, Deck Stabilizer (2)
26 4-7178 J-BOLT, Deck Attachment (2)
27 9-0735 BOLT, 1/2-13 x 4” Hex (3)
28 4-6605 SLEEVE, Stabilizer (2)
29 9-1922 NUT, 1/2-13 Hex Top Lock (2)
30 2-9258 BUSHING, Suspension (4)
31 3-6448 LINEAR ACTUATOR, 1000 Lbs., 4” Stroke
32 3-6454 INDICATOR, Height Of Cut
33 4-6593 BRACKET, Actuator Anchor
34 9-1218 SCREW, 1/2-13 x 2-1/2” Hex Head Cap
35 9-1501 SCREW, 3/8-16 x 2-1/2” Hex Head Cap (2)
36 9-1514 WASHER, 13/32 Flat (2)
37 4-7166 WIRE HARNESS, Deck Lift
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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REAR CASTER ASSEMBLY
1 - COMPLETE
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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REAR CASTER ASSEMBLY
ITEM PART NO. DESCRIPTION
1 5-7738 ASSEMBLY, Rear Caster, 73” OFZ Deck (Includes items 2 thru 16)
2 1-7711 PIN, 7/16” Lynch
3 1-9152 SPACER, Caster (6)
4 2-1960 SPACER, 1 x 1-3/8 x 19/64”
5 2-2151 SPACER, Axle Sleeve
6 2=3556 BUSHING, Caster (2)
7 2-3747 BUSHING, 1” Machine
8 2-9869 ASSEMBLY, Wheel/Tire, 9 x 3.50 – 4
9 4-6515 SUPPORT, Caster (Weldment)
10 4-6523 YOKE, Caster (Weldment)
11 7-6998 FITTING, Lube, 1/4-28 Straight
12 9-1299 NUT, 3/8-16 Hex Top Lock (6)
13 9-1304 SCREW, 3/8-16 x 1” Hex Head Cap (2)
14 9-1326 SCREW, 1/2-13 x 5-1/2” Hex Head Cap
15 9-1640 BOLT, 3/8-16 x 1” Carriage (4)
16 9-1922 NUT, 1/2-13 Hex Top Lock
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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FRONT CASTER ASSEMBLY
1 - COMPLETE ASSEMBLY
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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FRONT CASTER ASSEMBLY
ITEM PART NO. DESCRIPTION
1 5-7774 ASSEMBLY, 11” Front Caster (Includes items 2 thru 14)
2 1-2709 RING, 1” External Retaining
3 1-3864 FITTING, 3/16 Lube
4 2-3556 BUSHING, Caster
5 2-3747 BUSHING, 1” Machine
6 2-9141 BEARING, Flanged Ball
7 3-5359 TUBE, 5/8” O.D. x 3-35/64 Long
8 4-6620 YOKE, Caster (Weldment)
9 4-7138 ARM, Telescoping Caster (Weldment)
10 5-3980 ASSEMBLY, Wheel
11 9-0839 NUT, 7/16-14 Hex Head Cap
12 9-1772 SCREW, 7/16-14 x 6” Hex Head Cap
13 9-1821 SCREW, 1/2-13 x 3” Hex Head Cap (2)
14 9-1922 NUT, 1/2-13 Hex Top Lock (2)
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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FIXED IDLER GROUP
1 - COMPLETE ASSEMBLY
ITEM PART NO. DESCRIPTION
1 5-4355 ASSEMBLY, Fixed Idler Group
2 3-5789 PULLEY, 5 1/2” O.D. Idler
3 3-6449 STAND, Fixed Idler
4 9-1299 NUT, 3/8-16 Hex Top Lock (4)
5 9-1300 WASHER, 7/16 Flat
6 9-1305 SCREW, 3/8-16 x 2” Hex Head Cap
7 9-1640 BOLT, 3/8-16 x 1” Round Head Square Neck (3)
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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ROLLER ASSEMBLY
1 - COMPLETE ASSEMBLY
ITEM PART NO. DESCRIPTION
1 5-4695 ASSEMBLY, Roller (2) (Includes items 2 thru 15)
2 2-1960 SPACER, 1” x 1-3/8 x 19/64 (2)
3 2-3747 BUSHING, 1” Machine
4 4-4646 CASTER, Gage Wheel (Weldment)
5 4-4752 SPACER, 3/8 x 3/4
6 4-4839 CAP, Caster Shaft
7 5-4702 ASSEMBLY, Gage Wheel Caster (Weldment)
8 7-9868 ROLLER, 3-3/4 x 4-13/16” Nylon
9 7-9882 TUBE, Axle
10 9-1299 NUT, 3/8-16 Hex Top Lock (2)
11 9-1300 WASHER, 7/16 Flat (3)
12 9-1304 SCREW, 3/8-16 x 1” Hex Head Cap (2)
13 9-1541 SCREW, 5/16-18 x 3/4” Hex Self-Tapping
14 9-1553 SCREW, 3/8-16 x 1-3/4” Hex Head Cap
15 9-1617 SCREW, 3/8-16 x 6” Hex Head Cap
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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SPRING – LOADED IDLER GROUP
IDLER ARM
ASSEMBLY
1 - COMPLETE ASSEMBLY
ITEM PART NO. DESCRIPTION
1 5-4356 ASSEMBLY, Spring-Loaded Idler Group (Includes items 1 thru 18)
2 5-4248 ASSEMBLY, Idler Arm (Includes items 3 thru 14)
3 4-2619 ARM, Idler (Weldment)
4 2-3556 BUSHING (2)
5 7-6998 FITTING, 1/4-28 Straight
6 3-2031 WASHER, 1-1/32 Flat
7 1-2709 E-RING, 1”
8 3-5789 PULLEY, 5 1/2” O.D.
9 9-1305 SCREW, 3/8-16 x 2” Hex Head Cap, Grade 5 (2)
10 9-1300 WASHER, 3/8” Flat
11 9-1299 NUT, 3/8-16 Hex Top Lock (6)
12 9-1553 SCREW, 3/8-16 x 1-3/4” Hex Head Cap, Grade 5
13 9-1331 WASHER, 13/32 Flat (2)
14 3-5858 SPACER, .50 I.D. x .75 O.D. x .83”
15 3-5667 SPRING, Extension
16 4-1295 PIVOT, Idler (Weldment)
17 9-1619 NUT, 3/8-16 Hex Flange Lock
18 9-1640 BOLT, 3/8-16 x 1” Carriage (3)
19 1-3847 RETAINER, 3/8” Bolt
2 - IDLER ARM
ASSEMBLY
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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SPINDLE GROUP
ITEM PART NO. DESCRIPTION
1 9-1736 NUT, 5/8-18 Hex Flange Lock, Grade 5
2 2-9270 WASHER, Spindle
3 2-9249 PULLEY, 5-3/4” O.D.
4 2-9274 SNAP-RING, Spindle Shaft
5 2-9422 BEARING, Sealed (2)
6 2-9302 BOLT, 3/8-16 x 1-1/4” Rib Necked (6)
7 2-9252 HOUSING, Cutter
8 9-1299 NUT, 3/8-16 Hex Nyloc (6)
9 2-9275 FITTING, Lube
10 2-9384 VENT, Spindle
11 2-9254 SPACER, Bearing
12 2-9253 SHAFT, Spindle
13 2-9271 SPACER, Blade (4)
14 4-6625 BLADE, 25 Inch
15 1-6440 WASHER, Beveled
16 2-9256 BOLT, 5/8-18 x 7-1/2” Hex Head Cap, Grade 5
MANUAL No. 4-7173 73” OFZ MOWER UNIT
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Parts Manual for
73” OFZ MOWER UNIT
FOR OUT FRONT Z-RIDER
ZERO TURNING HYDRO DRIVE
MODELS
ZF7301M
ZF7302M
COPYRIGHT © 2000
SNAPPER INC.
ALL RIGHTS RESERVED
MANUAL No. 4-7173 (REV. 1, 5/31/00)
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