Husqvarna WH4817EFQ/968999252 User manual

English
Parts Manual
WH4817EFQ/968999252
WH5219EFQ/968999253
WH5221EFQ/968999599
Please read the operator’s manual carefully and make sure
you understand the instructions before using the machine.

MODEL NUMBER _______________________________
SERIAL NUMBER _______________________________
DATE PURCHASED _____________________________
DEALER ADDRESS _____________________________
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©2008 HTC. All rights reserved.
Beatrice, NE. Printed in U.S.A.

CONTENTS
ALL FASTENERS ARE GRADE 5 UNLESS OTHERWISE SPECIFIED.
FRAME....................................................................... 4
ENGINE...................................................................... 6
17 HP AND 19 HP ................................................ 6
21 HP ................................................................... 8
HANDLE AND CONTROLS...................................... 10
POWER TRAIN ........................................................ 12
BRAKE ..................................................................... 14
HYDRAULIC PUMP - MOTOR................................. 16
WHEELS AND TIRES .............................................. 18
48" CUTTING DECK ................................................ 20
52" CUTTING DECK ................................................ 22
DECALS ................................................................... 24

FRAME
1
2
3
4
5
6
78
9
10
11
12
13 14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
36
37
38
39
40
41
42 43
44
45
46
39
20
13
9
20
15
15
34
35
22
47
19
4-Husqvarna

FRAME
539 9905461.. ....5 .... NUT 3/8-16 HEX CNTRLK
539 1025632.. ....1 .... LANYARD
539 1025263.. ....1 .... PIN, LIFT
539 1025154.. ....1 .... GRIP, LIFT LEVER
539 1056045.. ....1 .... LEVER, LIFT
539 1010506.. ....1 .... GRIP, PIN
539 1065327.. ....2 .... PIN, GROOVED
539 1045238.. ....1 .... PIN, LIFT LEVER
539 9907619.. ....3 .... NUT ¼-20 CNTRLK
539 10353410.. ....1 .... MOUNT, PIN
539 10105811.. ....1 .... SPRING
539 10506012.. ....1 .... CLEVIS PIN
539 99104313.. ....6 .... BUSHING 5/8MACHINERY
539 10506914.. ....1 .... E-RING 5/8
539 10123215.. ....6 .... BUSHING 7/8FLANGED
539 99058016.. ....2 .... HCS ¼-20 x ¾
539 10453017.. ....2 .... SPACER
539 97698918.. ....1 .... HAIRPIN 2½
539 99059119.. ....2 .... HCS 3/8-16 x 4½
539 10180220.. ....3 .... E-RING 7/8
539 92378721.. ....1 .... BUSHING, MACHINE
539 99065422.. ....4 .... PIN, COTTER 5/32 x 1¼
539 97770323.. ....1 .... PIN, CLEVIS 3/8x 11/8
539 10703224.. ....1 .... BELLCRANK, RIGHT
539 99018425.. ....4 .... NUT 5/16-18 HEX CTRLK
539 10703026.. ....1 .... LIFT ARM, FRONT
539 10480827.. ....4 .... BLOCK, PILLOW
539 10480728.. ....2 .... PLATE, REINFORCEMENT
539 10264229.. ....1 .... SPRING
539 10835830.. ....2 .... LINK, DECK LIFT
539 99104631.. ....4 .... HCS 5/16-18 x 2½
539 10703132.. ....1 .... BELLCRANK, LEFT
539 10014333.. ....8 .... HCS 7/16-14 x 1
539 99083934.. ..16 .... NUT 7/16-14 CNTRLK
539 10258235.. ....8 .... NUT 7/16-14 WHIZ
539 10264136.. ....4 .... CHAIN, LIFT
539 10117537.. ....8 .... HCS 7/16-14 x 1½
539 10662238.. ....2 .... LINKAGE, FLAT
539 99058839.. ....3 .... HCS 3/8-16 x 2
539 10558240.. ....1 .... PLATE, HEIGHT ADJUST
539 10659541.. ....1 .... FRAME
539 10606442.. ....1 .... HOOD
539 10441143.. ....4 .... KNOB
539 10476344.. ....4 .... U-CLIP
539 92351545.. ....1 .... SPACER
539 10026646.. ....1 .... HCS ¼-20 x 1¼
539 99051747.. ....8 .... WASHER 3/8 FLAT
Husqvarna - 5
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION

ENGINE
1
2
3
4
5
6
7
8
9
10
11
12
13
11
LARGER DIAMETER HUB
MUST BE FACING UP
PULLEY SIDE DOWN
17 HP AND 19 HP
6-Husqvarna

539 1092451.. ....1 .... CLUTCH, 125 FT/LBS
539 1097032.. ....1 .... SPACER
539 1068193.. ....1 .... TIE DOWN, CLUTCH
539 1019954.. ....1 .... KEY ¼ SQ x 11/8
539 1056105.. ....1 .... PULLEY, PUMP
539 9906276.. ....2 .... HCS 5/16-18 x 1¼
539 9769357.. ....1 .... HCS 5/16-18 x 1½
539 9769378.. ....1 .... HCS 5/16-18 x 2
ENGINE
539 9233889.. ....1 .... HCS 7/16-20 x 3
539 10812010.. ....1 .... NUT ¼-20 THIN NYLOC
539 99018411.. ....4 .... NUT 5/16-18 HEX CTRLK
539 99024712.. ....1 .... WASHER 7/16 SLW
539 99071713.. ....1 .... NUT 5/16-18 HEX NYLOC
NOT SHOWN
539 110662....1 .... HARNESS, LOWER
Husqvarna - 7
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION

1
2
3
4
5
6
7
8
9
10
11
12
13
14
11
ENGINE
21 HP
16
11
15
11
LARGER DIAMETER HUB
MUST BE FACING UP
PULLEY SIDE DOWN
14
11
8-Husqvarna

ENGINE
539 1019951.. ....1 .... KEY ¼ SQ x 11/8
539 1056102.. ....1 .... PULLEY, PUMP
539 1068193.. ....1 .... TIE DOWN, CLUTCH
539 1092454.. ....1 .... CLUTCH
539 1097035.. ....1 .... SPACER
539 1103486.. ....1 .... MANIFOLD, EXHAUST
539 1103727.. ....1 .... BRACKET, MUFFLER
539 9233888.. ....1 .... HCS 7/16-20 x 3
539 9769359.. ....1 .... HCS 5/16-18 x 1½
539 99071710.. ....1 .... NUT 5/16-18 HEX NYLOC
539 99018411.. ....6 .... NUT 5/16-18 HEX CTRLK
539 99020612.. ....2 .... HCS 5/16-18 x ¾
539 99024713.. ....1 .... WASHER 7/16 SLW
539 99062714.. ....2 .... HCS 5/16-18 x 1¼
539 97693715.. ....1 .... HCS 5/16-18 x 2
539 99018816.. ....2 .... WASHER 5/16 SAE FLAT
NOT SHOWN
539 110662....1 .... HARNESS, LOWER
Husqvarna - 9
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION

HANDLE AND CONTROLS
1
2
3
4
5
6
7
8
9
10
11
13
14
15
16
17
18
20
21
22
23
24
25
26
27
28
29
30
31
32
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
56
55
57
58
59
60
37
19
30
41
41
55
27
36
38
40
51
2
41
57
33
35
34
54
39
48
32
52
53
47 15
12
61
54
29
10-Husqvarna

HANDLE AND CONTROLS
539 1105801.. ....1 .... HANDLE W/DECALS
539 1098092.. ....2 .... BRACE
539 1122893.. ....1 .... DRIVE LEVER, LEFT
539 1122914.. ....1 .... DRIVE LEVER, RIGHT
539 1098165.. ....1 .... TRACKING PLATE
539 1098226.. ....1 .... BAIL
539 1029987.. ....2 .... WASHER, FRICTION
539 1001478.. ....1 .... KNOB, SHIFT
539 1098179.. ....1 .... ARM, NEUTRAL
539 10961410.. ....2 .... PLATE, FRICTION
539 10961211.. ....2 .... ROLLER
539 10172112.. ....1 .... HCS 5/16-18 x 2¾
539 10982013.. ....1 .... LEVER, GROUND SPEED
539 10982114.. ....1 .... SHAFT, CROSS
539 10003215.. ....6 .... BUSHING, NYLON FLANGED
539 11055216.. ....2 .... BUSHING, FLANGED
539 10982817.. ....1 .... OP, RIGHT
539 10982618.. ....1 .... OP, LEFT
539 10481219.. ....1 .... KEY, PADDED GRIP
539 10273320.. ....1 .... CONTROL, CHOKE
539 10273221.. ....1 .... CABLE, THROTTLE
539 10176822.. ....1 .... SWITCH, CLUTCH
539 11007423.. ....1 .... METER, HOUR
539 10177024.. ....1 .... SWITCH, IGNITION
539 10300325.. ....1 .... KNOB, ADJUSTMENT
539 10122426.. ....1 .... SPRING
539 97725027.. ....2 .... SPRING
539 10108028.. ....1 .... SWITCH, N.C.
539 10267829.. ....3 .... PLATE, TAPPED
539 97695230.. ....6 .... SCREW, #10-24 x 5/8
539 10584231.. ....2 .... GRIP
539 10282732.. ....3 .... SPACER, PULLEY
539 10961533.. ....2 .... LINKAGE, SHORT
539 10977334.. ....2 .... LINKAGE, LOWER
539 10914935.. ....2 .... TURNBUCKLE, 3/8
539 92340836.. ....2 .... SWITCH N.C.
539 10317837.. ....1 .... CAP, IGNITION SWITCH NUT
539 11050938.. ....2 .... SPRING, SWITCH
539 10259039.. ....4 .... BALL END, RIGHT
539 99059840.. ....2 .... WASHER ¼
539 99051741.. ....5 .... WASHER 3/8 FLAT
539 99069242.. ....1 .... WASHER 5/16 STD FLT
539 99011843.. ....1 .... LOCKWASHER 3/8
539 99041144.. ....2 .... HCS #10-24 x ½
539 99007245.. ....2 .... HCS ¼-20 x 5/8
539 97693446.. ..10 .... HCS 5/16-18 x ¾
539 10046947.. ....2 .... HCS 5/16-18 x 1¼
539 97693548.. ....3 .... HCS 5/16-18 x 1½
539 97694149.. ....1 .... HCS 3/8-16 x 1¼
539 97697750.. ....2 .... NUT #10-24 HEX NYLOC
539 97697851.. ....2 .... NUT ¼-20 HEX NYLOC
539 99071752.. ..14 .... NUT 5/16-18 HEX NYLOC
539 99058553.. ....2 .... NUT 5/16-18 WHIZLK
539 99022354.. ....4 .... NUT 5/16-24
539 97697955.. ....2 .... NUT 3/8-16 HEX NYLOC
539 99015556.. ....2 .... NUT 3/8-24 HEX GR 2
539 99054657.. ....4 .... NUT 3/8-16 HEX CNTRLK
539 10194958.. ....2 .... E-RING ½
539 10902359.. ....1 .... SPACER
539 10317760.. ....1 .... NUT, IGNITION SWITCH
539 13213361.. ....4 .... BOOT
NOT SHOWN
539 110663....1 .... HARNESS, UPPER
539 976856 ...3 .... PLASTIC TIE
Husqvarna - 11
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION

POWER TRAIN
1
2
4
5
6
11
13
7
16
17
18
19
20
21
22
23
24
25
28
29
30
31
32
33
34
35
36
38
39
40
41
42
43
9
45
46
48
49
50
51
54
55
58
64
60
62
63
37
7
53
27
26
57
14
12
46
19
46
22
14
7
26
38
28
46
47
43
44
45
46
30
52
10
56
50
15
61
59
8
61
38
12-Husqvarna

POWER TRAIN
539 1061881.. ....1 .... CAP, FUEL
539 1056302.. ....1 .... TANK, FUEL
539 1081203.. ....1 .... NUT ¼-20 THIN NYLOC
539 9122224.. ....4 .... CLAMP, HOSE
539 9329565.. ....2 .... HOSE 10"
539 9163256.. ....1 .... VALVE, FUEL
539 9907177.. ....8 .... NUT 5/16-18 HEX NYLOC
539 9905808.. ....1 .... HCS ¼-20 x ¾
539 1118979.. ....1 .... WASHER 3/8
539 99076110.. ....2 .... NUT ¼-20 CNTRLK
539 10250211.. ....4 .... STUD
539 99069212.. ....8 .... WASHER 5/16 STD FLT
539 10284513.. ....4 .... SPRING
539 91615914.. ....2 .... SPRING, PUMP
539 99018415.. ....2 .... NUT 5/16-18 HEX CTRLK
539 10582616.. ....2 .... HCS 5/16-18 x 7
539 10594217.. ....1 .... STRAP, BATTERY
539 10243618.. ....1 .... BATTERY, DRY
539 99013419.. ....8 .... HCS 3/8-16 x ¾
539 10594320.. ....1 .... TRAY, BATTERY
539 10559021.. ....1 .... SUPPORT, TANK
539 10591322.. ....2 .... ARM, PUMP
539 10454723.. ....1 .... SHIELD, BELT
539 10986724.. ....1 .... CLAMP
539 10122425.. ....2 .... SPRING
539 97699826.. ....3 .... ZERK
539 10014527.. ....1 .... RHSNB 3/8-16 x 2
539 10580628.. ....2 .... SPACER
539 10644629.. ....1 .... SHAFT, STRUT
539 10564130.. ....2 .... SPACER, FRONT
539 10117731.. ....2 .... KEY, METRIC
539 10222832.. ....2 .... PULLEY
539 91907833.. ....1 .... PULLEY, IDLER
539 99062234.. ....8 .... HFCS ½-13 x 1¼
539 10557735.. ....2 .... STRUT
539 10110936.. ....2 .... HUB
539 10275937.. ....4 .... INSULATOR
539 10352738.. ....2 .... MTR, HYDRO W/KEY, NUT
539 10649139.. ....2 .... MOUNT, MOTOR
539 99005340.. ....2 .... LOCKWASHER IT ¼
539 10133241.. ....8 .... HCS ½-13 x 2¾
539 99029742.. ....2 .... COTTER PIN
539 10271743.. ....4 .... SCREW 5/16-18 x 5/8SET
539 99055044.. ....4 .... WASHER ½ STD FLT
539 99051745.. ....3 .... WASHER 3/8 FLAT
539 99054646.. ..14 .... NUT 3/8-16 HEX CNTRLK
539 99062947.. ....2 .... HCS 3/8-16 x 2¼
539 97697948.. ....2 .... NUT 3/8-16 HEX NYLOC
539 99064649.. ....2 .... HCS ½ x 1
539 97693450.. ....4 .... HCS 5/16-18 x ¾
539 10649251.. ....2 .... HCS 3/8-16 x 2¾
539 99007252.. ....2 .... HCS ¼-20 x 5/8
539 92351553.. ....2 .... SPACER
539 10507954.. ....2 .... SCREW 5/16-18 x 5/8
539 10657255.. ....1 .... DECK W/DECALS, REAR
539 10330656.. ....2 .... CABLE, POSITIVE
539 99025457.. ....2 .... LOCKWASHER ½
539 10223458.. ....2 .... NUT, PUSH
539 10133159.. ..16 .... NUT ½-13 HEX NYLOC
539 10171460.. ....1 .... SOLENOID
539 97697861.. ....3 .... NUT ¼-20 HEX NYLOC
539 10275862.. ....1 .... CABLE, NEGATIVE
539 10330663.. ....2 .... CABLE, POSITIVE
539 10223364.. ....2 .... PIN, CLEVIS
NOT SHOWN
539 103664 ...1 .... SEAL KIT
539 101228 ...1 .... BELT
Husqvarna - 13
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION

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

539 1103551.. ....1 .... SNUBBER, LEFT
539 1027972.. ....2 .... FLANGE BEARING
539 1103473.. ....1 .... LINKAGE, BRAKE
539 1103584.. ....1 .... ARM, BRAKE
539 1103565.. ....1 .... SNUBBER, RIGHT
539 1103506.. ....1 .... SHAFT, BRAKE
539 1018367.. ....1 .... BUSHING
539 1097988.. ....1 .... GRIP, PARK BRAKE
539 9772509.. ....1 .... SPRING
539 99054810.. ....1 .... HCS ¼-20 x 1
539 99020611.. ....4 .... HCS 5/16-18 x ¾
539 99020912.. ....2 .... HCS 5/16-18 x 1
539 99066913.. ....1 .... HCS 5/16-18 x 1¾
539 97693714.. ....1 .... HCS 5/16-18 x 2
539 99058815.. ....1 .... HCS 3/8-16 x 2
BRAKE
539 10812016.. ....1 .... NUT ¼-20 THIN NYLOC
539 10873517.. ....1 .... NUT ¼-20 WHIZLK
539 99058518.. ....2 .... NUT 5/16-18 WHIZLK
539 99018419.. ....2 .... NUT 5/16-18 HEX CTRLK
539 99071720.. ....6 .... NUT 5/16-18 HEX NYLOC
539 97697921.. ....1 .... NUT 3/8-16 HEX NYLOC
539 99051722.. ....1 .... WASHER 3/8 FLAT
539 10284323.. ....2 .... WASHER 7/16 SPRING
539 11036024.. ....1 .... LINKAGE, RH
539 10914925.. ....1 .... TURNBUCKLE 3/8
539 11060326.. ....2 .... SPHERICAL ROD END RH
539 11035927.. ....4 .... LINKAGE, LH
539 99015528.. ....1 .... NUT 3/8-24 HEX GR2
539 99022329.. ....2 .... NUT 5/16-24 HEX
539 13213330.. ....2 .... BOOT
Husqvarna - 15
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION

HYDRAULIC PUMP - MOTOR
2
3
4
5
8
9
10
11
12
13
14
15
7
9
5
12
6
6
6
69
13
16
20
22
17
21
18
19
10
16-Husqvarna

539 1322911.. ....1 .... HOSE
539 1023962.. ....4 .... FITTING, STRAIGHT
539 1322923.. ....1 .... HOSE
539 1323244.. ....1 .... HOSE, TEE
539 1012375.. ....4 .... FITTING, STRAIGHT
539 1217616.. ....6 .... CONNECTOR, STRAIGHT
539 1322997.. ....2 .... HOSE
539 1323188.. ....1 .... HOSE
539 1322939.. ....3 .... HOSE, RETURN
539 99058210.. ....2 .... HCS 3/8-16 x 1
539 10116511.. ....1 .... FILTER HEAD
539 10260612.. ....1 .... FILTER
HYDRAULIC PUMP - MOTOR
539 13214713.. ....2 .... PUMP W/O FAN
539 99058014.. ....4 .... HCS ¼-20 x ¾
539 99059815.. ....4 .... WASHER ¼
539 99076116.. ....4 .... NUT ¼-20 CNTRLK
539 10598517.. ....1 .... OIL TANK
539 10223318.. ....2 .... PIN, CLEVIS
539 10223419.. ....2 .... NUT, PUSH
539 99007220.. ....2 .... HCS ¼-20 x 5/8
539 99005221.. ....2 .... LOCKWASHER ¼
539 10120222.. ....1 .... OIL CAP
Husqvarna - 17
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION

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

539 1011731.. ....8 .... LUG NUT
539 1058052.. ....2 .... WHEEL ASSM, REAR
539 105535 ...2 .... TIRE
539 9122343.. ....4 .... VALVE STEM
539 1069934.. ....2 .... CASTER ASSEMBLY
539 1013315.. ....2 .... NUT ½-13 HEX NYLOC
539 1055436.. ....2 .... SPACER
539 1019077.. ....2 .... HCS ½-13 x 5½
539 1065888.. ....2 .... FORK, CASTER
539 1018749.. ....2 .... LYNCH PIN, 7/16
539 10665610.. ....4 .... BUSHING, CASTER
WHEELS AND TIRES
539 10659811.. ....4 .... SPACER
539 97699812.. ....2 .... ZERK
539 10699513.. ....2 .... TIRE
539 10699414.. ....2 .... RIM
539 10248415.. ....4 .... BEARING, FLANGE
539 10530716.. ....2 .... BEARING, ROLLER, 3¼
539 97699817.. ....2 .... ZERK
NOT SHOWN
539 106993 ...2 .... WHEEL ASSM, CASTER
Husqvarna - 19
ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION

48" CUTTING DECK
1
2
3
4
5
6
TORQUE TO 90 FT/LBS
3 PLACES
7
8
9
10
11
12
48
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31 33
34
46
37
38
40
41
44
45
36
35
13
47
32
39
42
18
12
25
19
30
7
50
52
51
49
43
20-Husqvarna