Husqvarna RZ3016 / 966612302 User manual

RZ3016 / 966612302
Parts Manual
Please read the operator manual carefully and make sure you
understand the instructions before using the machine.
Gasoline containing up to 10% ethanol
(E10) is acceptable for use in this
machine.The use of any gasoline
exceeding 10% ethanol (E10) will void
the product warranty.

©2013 All rights reserved.
Orangeburg SC. Printed in U.S.A.
When you need spare parts or support in service
questions, warranty issues, etc., please consult
the following professional:
Manufacturing Number
The machine’s manufacturing number can be found on
the printed plate afxed to the engine compartment.
Illustration shown with engine removed.
Stated on the plate, from the top are:
• The machine’s type designation (I.D.).
• The manufacturer’s type number (Model).
• The machine’s serial number (Serial no.)
Please have the type designation and serial number
available when ordering spare parts.
This Parts Manual belongs to the machine with the
manufacturing number:
Engine Transmission
The engine’s manufacturing number is stamped on one
of the valve covers.
The plate states:
• The engine’s model.
• The engine’s type.
• Code
Please have these available when ordering spare parts.
The wheel motors and hydrostatic pumps have a
barcodedecalafxedattherear.
Accessories Available
Collection System ............................966 476901
Mulch Kit ..........................................960 170025

CONTENTS
NOTE: ALL FASTENERS ARE GRADE 5 UNLESS OTHERWISE SPECIFIED.
FRAME ...................................................................... 4
ENGINE PLATE ......................................................... 6
STEERING ................................................................ 8
IGNITION SYSTEM ................................................. 10
HYDRAULIC PUMP / MOTOR ................................ 12
WHEELS / TIRES .................................................... 14
BRAKE / DECK LIFT ............................................... 16
MOWER DECK / CUTTING DECK .......................... 18
SEAT ....................................................................... 20
DECALS .................................................................. 22
ACCESSORIES
BAGGER .......................................................... 24
MOUNTS, CHUTES, WEIGHTS ........................ 26
MULCH KIT ...................................................... 28

4
FRAME
1
2
3
4
5
7
10
26
13
15
16
13
19
20
21
23
24
22
27
29
28
8
17
9
12
14
6
11
30
30
17
18
13
26
17
27
26
26
27
16
27
27
29
29
25
28

5
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION
FRAME
1.. 525 454702 ....1 .... FRAME TUBE, LT ORG
2.. 525 454902 ....1 .... FRAME TUBE, RT ORG
3.. 525 865902 ....1 .... BAR, IMPACT ORG
4.. 575 852102 ....1 .... PANEL, SEAT SUPPORT ORG
5.. 576 452401 ....1 .... FOOT PLATE w/DECALS ORG
6.. 525 835902 ....1 .... FOOT REST ORG
7.. 525 605502 ....1 .... BRACKET, FRONT DECK BLK
8.. 539 110290 ....2 .... FOAM STRIP
9.. 525 798402 ....1 .... SUPPORT, TANK BLK
10.. 575 328402 ....1 .... PLATE, RT ORG
11.. 575 328302 ....1 .... PLATE, LT ORG
12.. 532 195161 ....2 .... STUD w/ ANTI-ROTATE
13.. 539 102587 ....8 .... GROMMET, BUMPER
14.. 539 104763 ....2 .... RETAINER, U TYPE
15.. 539 976989 ....2 .... HAIRPIN
16.. 874 780536 ....4 .... HCS 5/16-18 x 2¼
17.. 874 780636 ....8 .... HCS 3/8-16 x 2¼
18.. 874 780512 ....2 .... HCS 5/16-18 x ¾
19.. 874 780544 ....2 .... HCS 5/16-18 x 2¾
20.. 817 490410 ....4 .... SCREW ¼-20 x 5/8 SLF TAP
21.. 874 490644 ....4 .... HHFS 3/8-16 x 2¾
22.. 872 140506 ....2 .... RHSNB 5/16-18 x ¾
23.. 872 140608 ....2 .... RHSNB 3/8-16 x 1
24.. 872 140606 ....2 .... RHSNB 3/8-16 x ¾
25.. 819 212113 ....2 .... WASHER 5/8 SAE FLT
26.. 819 111116 . . 10 ....WASHER 5/16 SAE FLT
27.. 819 131316 . . 16 ....WASHER 3/8 SAE FLT
28.. 539 112899 ....4 .... NUT 5/16-18 HEX FLG NYLOC
29.. 539 200282 ....8 .... NUT 3/8-16 HEX JAM NYLOC
30.. 521 996501 ....7 .... NUT 3/8-16 HEX FLG NYLOC

6
ENGINE PLATE
16
1
3
4
8
9
11
10
12
15
14
18
19
6
2
7
5
13
17
21
20
23
18
16
20
16
22

7
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION
ENGINE PLATE
1.. 525 462606 ....1 .... PLATE, ENGINE ORG
2.. 539 120812 ....1 .... PULLEY, IDLER
3.. 574 872801 ....1 .... PULLEY, ENGINE
4.. 539 120990 ....1 .... IDLER, BLK
5.. 539 917033 ....1 .... KEY ¼ SQ x 2½ LG
6.. 539 116350 ....1 .... SPRING 3½
7.. 574 172901 ....2 .... GUIDE, BELT
8.. 539 115270 ....1 .... BUSHING, METAL
9.. 539 108395 ....1 .... HCS 5/16-18 x 2
10.. 874 780632 ....1 .... HCS 3/8-16 x 2
11.. 874 780536 ....1 .... HCS 5/16-18 x 2¼
12.. 539 110065 ....1 .... HCS 7/16-20 x 2¾
13.. 874 780624 ....1 .... HCS 3/8-16 x 1½
14.. 817 490616 ....2 .... BOLT 3/8-16 x 1 THD FRM
15.. 817 120616 ....3 .... SCREW 3/8-16 x 1 THD FRM
16.. 819 141614 ....3 .... WASHER 3/8 FLAT STD
17.. 539 115546 ....1 .... WASHER
18.. 819 111116 ....3 .... WASHER 5/16 SAE FLAT
19.. 873 800500 ....1 .... NUT 5/16-18 HEX NYLOC
20.. 539 990585 ....3 .... NUT 5/16-18 HEX WHIZLK
21.. 539 200282 ....1 .... NUT 3/8-16 HEX JAM NYLOC
22.. 521 996501 ....2 .... NUT 3/8-16 HEX FLG NYLOC
23.. 539 976979 ....1 .... NUT 3/8-16 HEX NYLOC

8
STEERING
1
2
3
4
5
7
8
9
10
11
12
13
14
15
16
17
18
19
20
22
23
24
25
26
6
9
21
25
20
27
28
29
20
30
26
26

9
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION
STEERING
1.. 539 120159 ....1 .... LOWER LEVER, RT
2.. 539 120162 ....1 .... LOWER LEVER, LT
3.. 539 117949 ....1 .... STOP, STEER CNTRL RT
4.. 539 117950 ....1 .... STOP, STEER CNTRL LT
5.. 539 120984 ....1 .... PIVOT, RT
6.. 539 120983 ....1 .... PIVOT, LT
7.. 539 120899 ....2 .... GRIP
8.. 539 120160 ....2 .... LEVER, UPPER
9.. 539 114453 ....2 .... DAMPENER
10.. 539 120956 ....2 .... BUSHING ½ ID x ¾ OD
11.. 539 119087 ....2 .... BUSHING
12.. 539 115638 ....2 .... ZERK
13.. 874 780524 ....4 .... HCS 5/16-18 x 1½
14.. 874 780844 ....2 .... HCS ½-13 x 2¾
15.. 874 780516 ....2 .... HCS 5/16-18 x 1
16.. 539 108395 ....2 .... HCS 5/16-18 x 2
17.. 874 780428 ....2 .... HCS ¼-20 x 1¾
18.. 872 140506 ....2 .... RHSNB 5/16-18 x ¾
19.. 874 780540 ....2 .... HCS 5/16-18 x 2½ TPBLT
20.. 819 171713 ....6 .... WASHER ½ SAE
21.. 539 911121 ....4 .... WASHER 5/8 BELLEVILLE
22.. 539 115570 ....2 .... WASHER, SPECIAL
23.. 819 111116 ....2 .... WASHER 5/16 SAE FLT
24.. 873 220500 ....2 .... NUT 5/16-18 HEX
25.. 539 990585 ....2 .... NUT 5/16-18 HEX WHIZLK
26.. 873 800500 ....8 .... NUT 5/16-18 HEX NYLOC
27.. 539 108010 ....2 .... NUT ½-13 JAM NYLOC GR 2
28.. 539 110340 ....2 .... NUT 5/8-11 NYLOC
29.. 873 350400 ....2 .... NUT ¼-20 JAM
30.. 539 112899 ....2 .... NUT 5/16-18 HEX FLG NYLOC

10
IGNITION SYSTEM
1
2
6
33
7
8
9
10
11
12
13
14
18
23
22
46
25
4
28
29
30
31
32
34
35
27
26
24
3
37
40
41
42
43
46
38
19
3
42
39
43
45
44
36
5
15
20
21
16
17

11
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION
IGNITION SYSTEM
1.. 525 594701 ....1 .... FENDER, RT
2.. 525 594702 ....1 .... FENDER, LT
3.. 532 109553 ....4 .... SWITCH
4.. 539 107541 ....1 .... SWITCH, IGNITION
5.. 532 176138 ....1 .... SWITCH, INTERLOCK
6.. 532 192507 ....1 .... SOLENOID
7.. 539 102436 ....1 .... BATTERY
8.. 539 107628 ....1 .... HOLD DOWN, BATTERY
9.. 525 598601 ....1 .... PANEL, CONTROL
10.. 585 974901 ....1 .... CABLE, THROTTLE
11.. 585 053801 ....1 .... CABLE, CLUTCH
12.. 585 057901 ....1 .... CLUTCH ASSY w/ CABLE
13.. 539 132624 ....1 .... KNOB, CLUTCH
14.. 539 133049 ....1 .... KNOB
15.. 576 646403 ....1 .... TANK ASSY, FUEL
16.. 575 018101 ....1 .... CAP, FUEL w/ TETHER
17.. 539 110432 ....1 .... ELBOW
18.. 532 414114 ....1 .... CANISTER, CARBON
19.. 575 242701 ....1 .... BRACKET, CANISTER
20.. 576 618201 ....1 .... GROMMET
21.. 539 105245 ....1 .... GROMMET
22.. 539 916325 ....1 .... VALVE, FUEL
23.. 576 618101 ....1 .... VALVE, FUEL CHECK
24.. 532 123487 ....4 .... CLAMP, HOSE
25.. 505 280001 ....4 .... WIRE TIE w/ CLIP
26.. 576 660601 ....1 .... HOSE, FUEL 3/16 x 39"
27.. 574 521305 ....1 .... HOSE, FUEL 3/16 x 20"
28.. 539 115736 ....1 .... HOSE ¼ x 8
29.. 539 121486 ....1 .... HOSE, ¼ x 2
30.. 539 104974 ....1 .... CABLE, POSITIVE 31"
31.. 539 103306 ....1 .... CABLE, POSITIVE 19"
32.. 539 110068 ....1 .... CABLE, NEGATIVE 25"
33.. 539 116400 ....3 .... TERMINAL COVER, SM
34.. 539 107544 ....1 .... KEY, IGNITION
35.. 874 780412 ....2 .... HCS ¼-20 x ¾
36.. 539 108392 ....2 .... HCS 5/16-18 x 5/8
37.. 874 490410 ....9 .... SCREW #10-24 x 5/8
38.. 872 140506 ....2 .... RHSNB 5/16-18 x ¾
39.. 872 110406 ....2 .... RHSNB ¼-20 x ¾ GR 2
40.. 532 145211 ....2 .... BOLT ¼ x 7½
41.. 539 976952 . . 10 ....SCREW ¼-20 x 5/8 SLF TAP
42.. 819 091016 ....3 .... WASHER ¼ FLT SAE
43.. 539 112899 ....4 .... NUT 5/16-18 HEX FLG NYLOC
44.. 539 107629 ....2 .... NUT ¼ PUSH NYLON
45.. 539 976977 . . 10 ....NUT #10-24 HEX NYLOC
46.. 873 800400 ....5 .... NUT ¼-20 HEX NYLOC
NOT SHOWN
585 507101 ....1 .... WIRING HARNESS

12
HYDRAULIC PUMP / MOTOR
1
2
3
4
5
7
8
9
10
11
12
13
14
15
16
17
18
19
20
6
16
15
19
20 20
21

13
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION
HYDRAULIC PUMP / MOTOR
1.. 539 120152 ....1 .... HYDRO, RH
2.. 539 120153 ....1 .... HYDRO, LH
3.. 539 115729 ....2 .... ROD END, RH
4.. 539 116690 ....2 .... ROD END, MALE LH
5.. 539 120157 ....1 .... RELEASE HANDLE, RH
6.. 539 120156 ....1 .... RELEASE HANDLE, LH
7.. 539 120806 ....1 .... BELT, EZT
8.. 539 120154 ....2 .... SPACER, HYDRO
9.. 539 114804 ....2 .... SPACER, WHEEL
10.. 539 120169 ....2 .... ROD, CONTROL
11.. 539 116689 ....2 .... ROD END COUPLER
12.. 874 780544 ....4 .... HCS 5/16-18 x 2¾
13.. 874 780536 ....2 .... HCS 5/16-18 x 2¼
14.. 874 780516 ....4 .... HCS 5/16-18 x 1
15.. 874 780636 ....4 .... HCS 3/8-16 x 2¼
16.. 539 112899 . . 10 ....NUT 5/16-18 HEX FLG NYLOC
17.. 873 360500 ....4 .... NUT 5/16-24 HEX JAM
18.. 873 700500 ....2 .... NUT 5/16-24 HEX JAM LH
19.. 819 141614 ....4 .... WASHER 3/8 STD FLT
20.. 819 111116 . . 10 ....WASHER 5/16 SAE FLT
21.. 539 976988 ....2 .... HAIRPIN COTTER

14
WHEELS / TIRES
1
4
9
5
17
11
13
12
10
6
14
16
18 3
7
15
8
8
2

15
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION
WHEELS / TIRES
1.. 581 199001 ....2 .... WHEEL ASSY REAR
2.. 581 199701 ....2 .... CASTER TIRE ASSY
3.. 510 186501 ....2 .... YOKE, CASTER ORG
4.. 539 115638 ....2 .... ZERK
5.. 539 117901 ....2 .... BUSHING, CASTER
6.. 584 653101 ....2 .... SPACER
7.. 581 269201 ....4 .... SPACER 5/16
8.. 539 912234 ....4 .... VALVE
9.. 539 115747 ....2 .... SPRING, CASTER
10.. 539 102535 ....2 .... CAP, GREASE
11.. 539 115749 ....2 .... PLUG, CASTER
12.. 539 112660 ....2 .... BEARING, FLANGED
13.. 874 950516 ....2 .... HHB 5/16-18 x 1 NYLOC
14.. 721 408104 ....2 .... RHSNB ½-13 x 6½
15.. 539 101173 ....8 .... NUT ½-20 LUG
16.. 873 930800 ....2 .... NUT ½ HEX CNTRLK
17.. 539 115675 ....2 .... WASHER
18.. 819 182212 ....2 .... WASHER ½ FLAT

16
BRAKE / DECK LIFT
1
2
3
4
5
7
8
9
11
12
13
14
15
17
18
19
21
22
23
20
24
25
16
6
27
10
26
25
26
17
28

17
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION
BRAKE / DECK LIFT
1.. 525 580402 ....1 .... ARM, LIFT BLK
2.. 525 580604 ....1 .... SHAFT, LIFT BLK
3.. 525 583601 ....1 .... LINKAGE, BRAKE RT
4.. 525 583701 ....1 .... LINKAGE, BRAKE LT
5.. 525 735701 ....1 .... LINKAGE, UPPER
6.. 539 120220 ....1 .... PIVOT, BRAKE ARM
7.. 525 485602 ....1 .... HANDLE, BRAKE
8.. 525 580201 ....2 .... BELLCRANK, BRAKE
9.. 525 580301 ....1 .... ROD, BRAKE
10.. 532 445060 ....1 .... GRIP, LIFT HANDLE
11.. 539 120921 ....1 .... GRIP, BRAKE HANDLE
12.. 539 112308 ....2 .... SWIVEL, BRAKE
13.. 539 118179 ....2 .... SWIVEL
14.. 539 101224 ....2 .... SPRING
15.. 539 115658 ....2 .... L-ROD 3½"
16.. 539 976988 ....4 .... HAIRPIN COTTER
17.. 539 976989 ....6 .... HAIRPIN
18.. 539 109368 ....2 .... BUSHING, PLASTIC
19.. 539 101082 ....2 .... PIN 3/16 x 1¼ ROLL
20.. 872 140610 ....1 .... RHSNB 3/8-16 x 1¼
21.. 539 991034 ....2 .... SCREW #10-24 X 5/8 WSH HD
22.. 873 800500 ....2 .... NUT 5/16-18 HEX NYLOC
23.. 539 200282 ....1 .... NUT 3/8-16 HEX JAM NYLOC
24.. 539 976979 ....2 .... NUT 3/8-16 HEX NYLOC
25.. 819 141614 ....6 .... WASHER 3/8 FLAT STD
26.. 819 111116 ....6 .... WASHER 5/16 SAE FLAT
27.. 539 133007 ....1 .... WASHER, .825 WAVE
28.. 539 102843 ....1 .... WASHER 7/16 SPRING DISK

18
MOWER DECK / CUTTING DECK
1
2
3
4
5
8
9
11
13
14
7
10
12
15
17
18
19
20
21
22
30
24
25
26
6
28
36
32
33
34
36
31
38
46
47
48 49
29
35
42
43
44
45
51
27
37
39
40
41
50
44
16
8
44
50
44
47
23
52

19
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION
MOWER DECK / CUTTING DECK
1.. 574 453401 ....1 .... DECK w/ SAFETY DECALS
2.. 532 199791 ....1 .... PULLEY, MANDREL
3.. 532 175820 ....1 .... PULLEY, IDLER
4.. 539 110311 ....1 .... PULLEY, DECK IDLER
5.. 532 173902 ....1 .... IDLER, V-GROOVE
6.. 573 970402 ....1 .... COVER, PULLEY
7.. 532 400140 ....1 .... KEEPER, BELT
8.. 532 420253 ....2 .... KEEPER, BELT
9.. 525 851801 ....1 .... GUIDE, BELT
10.. 585 053902 ....1 .... ARM, IDLER BLK
11.. 532 199470 ....1 .... ARM, LT BRAKE
12.. 532 419274 ....1 .... BLADE, MOWER/MULCH
13.. 581 514301 ....1 .... SWIVEL
14.. 532 110485 ....1 .... BEARING, BALL
15.. 532 192557 ....1 .... BRACKET, DEFLECTOR
16.. 532 195740 ....1 .... LINK, SUSPENSION
17.. 532 199092 ....1 .... SPACER RETAINER
18.. 525 848801 ....1 .... SPACER 2¼
19.. 532 193216 ....1 .... SPRING, RETURN
20.. 532 178102 ....1 .... SPRING, TORSION
21.. 532 192870 ....1 .... MANDREL
22.. 532 417344 ....1 .... DEFLECTOR
23.. 532 192872 ....1 .... SHAFT
24.. 585 054001 ....1 .... BELT, DECK
25.. 532 195185 ....2 .... ARM, DECK SUSPENSION
26.. 532 416405 ....1 .... COUPLING, QUICK DISC
27.. 532 415598 ....1 .... PORT, WASHOUT
28.. 539 976988 ....1 .... HAIRPIN COTTER
29.. 539 976989 ....2 .... HAIRPIN
30.. 539 110736 ....1 .... PIN, CLEVIS 5/16
31.. 532 165898 ....1 .... RETAINER
32.. 539 990701 ....1 .... BOLT 3/8-16 x 1 ¾ WHIZLK
33.. 539 113621 ....2 .... BOLT 3/8-16 x 3/8 SKT HD
34.. 817 490624 ....1 .... BOLT 3/8-16 x 1½ THD FRM
35.. 532 173984 ....4 .... SCREW 5/16-18 WASHER HD
36.. 817 490408 ....3 .... SCREW ¼-20 x ½ THDROLL
37.. 874 780632 ....1 .... HCS 3/8-16 x 2
38.. 525 848601 ....1 .... RHSNB 3/8-16 x 4
39.. 872 110505 ....2 .... RHSNB 5/16-18 x 5/8
40.. 532 193003 ....1 .... BOLT/WASHER
41.. 573 975201 ....1 .... NUT 7/16-20 HEX NYLOC
42.. 532 400234 ....1 .... NUT 9/16 TOP CNTRLK
43.. 539 112899 ....2 .... NUT 5/16-18 HEX FLG NYLOC
44.. 521 996501 ....5 .... NUT 3/8-16 HEX FLG NYLOC
45.. 873 350600 ....1 .... NUT 3/8-16 HEX JAM
46.. 532 187690 ....1 .... WASHER/SPACER
47.. 539 109562 ....1 .... WASHER 3/8 x ¾
48.. 819 171713 ....1 .... WASHER ½ SAE
49.. 539 106504 ....1 .... WASHER 1¾ x ¼ HEAVY
50.. 819 141614 ....2 .... WASHER 3/8 FLAT STD
51.. 539 104864 ....2 .... WASHER 7/16 FLAT
52.. 819 131316 ....1 .... WASHER 3/8 SAE FLT

20
SEAT
4
3
16
10
12
15
11
13
14
1
2
5
9
7
8
6
17
16