Parts Manual RZ4219 / 965881101 RZ4620 / 965881201 RZ5424 / 965881301 RZ5422 / 965881401 RZ4619 / 965921501 Please read the operator’s manual carefully and make sure you understand the instructions before using the machine.
When you need spare parts or support in service questions, warranty issues, etc., please consult the following professional: This Parts Manual belongs to the machine with the manufacturing number: Engine Transmission Manufacturing Number The machine’s manufacturing number can be found on the printed plate affixed to the engine compartment. 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.
CONTENTS CHASSIS / FRAME..................................................... 4 BRAKE / LIFT............................................................ 20 ENGINE PLATE HYDRAULIC PUMP-MOTOR.................................... 22 965881101, 965921501....................................... 6 WHEELS AND TIRES............................................... 24 965881401.......................................................... 8 42" DECK..................................................................
CHASSIS / FRAME 11 22 32 34 1 17 33 17 19 15 31 27 11 15 27 31 12 2 15 34 30 17 31 30 3 37 18 21 16 30 30 14 4 33 20 35 17 13 5 38 28 36 26 17 6 19 16 27 10 7 8 9 24 25 35 4 - Husqvarna 29 23
CHASSIS / FRAME ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 510 261802 ���� 1 ���� PLATE, OUTER BRAKE 20.. 539 102335 ���� 4 ���� HCS 5/16-18 x 4 2.. 510 206703 ���� 1 ���� PLATE, BRAKE LATCH 21.. 539 977761 ���� 2 ���� HCS ¼-20 x 1 3.. 510 245602 ���� 1 ���� PLATE, DECK HEIGHT 22.. 539 110674 ���� 4 ���� SCREW 10-12 x 1¼ WSH HD 4.. 510 240502 ���� 1 ���� PLATE, DECK HEIGHT 23.. 539 119124 ���� 2 ���� NUT 7/16-14 HEX NYLOC 5..
ENGINE PLATE 965881101, 965921501 20 24 21 17 25 1 19 17 10 8 29 16 28 7 27 11 16 18 15 19 13 5 12 30 4 9 2 14 3 7 6 6 - Husqvarna 23 22 26
ENGINE PLATE ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 510 172002 ���� 1 ���� PLATE, ENGINE 16.. 539 976979 ���� 2 ���� NUT /8-16 HEX NYLOC 2.. 539 112092 ���� 1 ���� ARM, IDLER 17.. 539 990208 ���� 2 ���� RHSNB 5/16-18 x 1 3.. 539 101231 ���� 1 ���� SPINDLE, IDLER 18.. 539 976935 ���� 4 ���� HCS 5/16-18 x 1½ 4.. 539 112670 ���� 1 ���� WASHER, HEAVY 19.. 539 112899 ���� 6 ���� NUT 5/16-18 FLANGE NYLOC 5.. 539 110311 ���� 1 ���� PULLEY, IDLER 20..
ENGINE PLATE 965881401 2 3 4 21 30 26 22 27 13 25 36 23 1 11 14 20 34 10 35 33 15 31 20 19 17 16 25 24 8 12 7 5 18 6 10 9 8 - Husqvarna 29 28 32
ENGINE PLATE ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 510 172002 ���� 1 ���� PLATE, ENGINE 20.. 539 976979 ���� 2 ���� NUT 3/8-16 HEX NYLOC 2.. 532 159955 ���� 1 ���� EXHAUST TUBE, RT 21.. 539 107475 ���� 4 ���� BOLT 5/16-18 x ¾ THD FRM 3.. 532 160589 ���� 1 ���� EXHAUST TUBE, LT 22.. 539 990316 ���� 1 ���� RHSNB 5/16-18 x ¾ 4.. 539 131604 ���� 1 ���� MUFFLER ASM TWIN 23.. 539 990208 ���� 2 ���� RHSNB 5/16-18 x 1 5.. 539 112092 ���� 1 ���� IDLER ARM 24..
ENGINE PLATE 965881201 35 19 32 18 22 36 16 14 29 31 1 15 8 33 7 10 15 23 24 14 12 17 17 11 30 28 34 27 4 26 2 25 9 5 21 3 13 7 6 10 - Husqvarna 20
ENGINE PLATE ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 510 172002 ���� 1 ���� PLATE, ENGINE 19.. 539 912222 ���� 4 ���� HOSE CLAMP 2.. 539 112092 ���� 1 ���� IDLER ARM 20.. 539 976944 ���� 1 ���� HCS 7/16-20 x 3½ 3.. 539 101231 ���� 1 ���� SPINDLE, IDLER 21.. 539 110064 ���� 1 ���� WASHER, CLUTCH 4.. 539 112670 ���� 1 ���� WASHER, HEAVY 22.. 539 916325 ���� 1 ���� VALVE, FUEL 5.. 539 110311 ���� 1 ���� PULLEY, IDLER 23..
ENGINE PLATE 965881301 2 3 15 20 23 4 16 19 10 31 27 1 14 11 9 8 27 30 25 14 8 26 13 29 5 24 6 32 33 12 8 7 12 - Husqvarna 22 28 21 17 18
ENGINE PLATE ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 510 172002 ���� 1 ���� PLATE, ENGINE 18.. 539 990717 ���� 3 ���� NUT /16-18 HEX NYLOC 2.. 532 146699 ���� 1 ���� EXHAUST TUBE, RT 19.. 539 110425 ���� 2 ���� FUEL LINE 5" 3.. 532 146700 ���� 1 ���� EXHAUST TUBE, LT 20.. 539 912222 ���� 4 ���� CLAMP, HOSE 4.. 539 131604 ���� 1 ���� MUFFLER ASM TWIN 21.. 539 111990 ���� 1 ���� HCS 7/16-20 x 2 GR8 5.. 539 112092 ���� 1 ���� IDLER ARM WLDMT 22..
STEERING 21 14 17 9 10 16 9 1 20 6 10 5 10 7 13 22 8 3 4 15 9 2 20 19 18 14 - Husqvarna 12 10 12 10 9 10 9 11 16
STEERING ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 539 131517 ���� 2 ���� BLOCK, UPPER 13.. 510 422601 ���� 6 ���� RHSNB 5/16-18 x 4 2.. 539 131519 ���� 2 ���� BLOCK, LOWER 14.. 539 122636 ���� 2 ���� PLUG, END 3.. 539 131518 ���� 4 ���� BEARING, FLANGE 15.. 539 990209 ���� 2 ���� HCS 5/16-18 x 1 4.. 522 452901 ���� 2 ���� PIVOT SECTION, DRIVE 16.. 539 976935 ���� 6 ���� HCS 5/16-18 x 1½ 5.. 539 131521 ���� 2 ���� MOUNT, DRIVE CONTROL 17..
IGNITION 965881101, 965921501 7 27 15 28 14 25 31 32 18 22 21 6 16 10 33 24 9 2 20 8 12 19 23 3 26 17 1 29 30 4 13 16 - Husqvarna 5 11
IGNITION ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 539 130393 ���� 1 ���� FUEL CAP 21.. 539 990411 ���� 2 ���� SCREW 10-24 x ½ SLT HD 2.. 539 130374 ���� 1 ���� FENDER, LT 22.. 539 976978 ���� 4 ���� NUT ¼-20 HEX NYLOC 3.. 539 130375 ���� 1 ���� FENDER, RT 23.. 539 976977 ���� 2 ���� NUT 10-24 HEX NYLOC 4.. 539 110252 ���� 1 ���� TANK, FUEL 24.. 539 110673 ���� 4 ���� SCREW 10-12 x ¾ WSHR HD 5.. 539 110432 ���� 1 ���� ELBOW, TANK 25..
IGNITION 965881201, 965881301, 965881401, 20 27 28 15 14 25 32 33 18 22 7 34 16 6 2 10 9 21 31 24 19 12 8 23 11 3 26 1 29 30 4 13 18 - Husqvarna 5 17
IGNITION ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 539 130393 ���� 1 ���� FUEL CAP 21.. 539 990411 ���� 2 ���� SCREW 10-24 x ½ SLT HD 2.. 539 130374 ���� 1 ���� FENDER, LT 22.. 539 976978 ���� 5 ���� NUT ¼-20 HEX NYLOC 3.. 539 130375 ���� 1 ���� FENDER, RT 23.. 539 976977 ���� 2 ���� NUT 10-24 HEX NYLOC 4.. 539 110252 ���� 1 ���� TANK, FUEL 24.. 539 110673 ���� 4 ���� SCREW 10-12 x ¾ WSHR HD 5.. 539 110432 ���� 1 ���� ELBOW, TANK 25..
BRAKE / LIFT 2 7 1 15 3 4 16 2 7 1 5 18 17 3 15 17 18 20 6 14 8 10 21 9 11 22 4 16 20 - Husqvarna 12 13 19
BRAKE / LIFT ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 510 030701 ���� 2 ���� SPRING, COMPRESSION 15.. 539 990598 ���� 1 ���� WASHER ¼ FLAT 2.. 510 207201 ���� 2 ���� GRIP, HANDLE 16.. 539 976978 ���� 2 ���� NUT ¼-20 HEX NYLOC 3.. 510 422901 ���� 2 ���� ROD, HANDLE RELEASE 17.. 510 184901 ���� 4 ���� NUT 4.. 516 008801 ���� 1 ���� ROD, LATCH RELEASE 18.. 539 105069 ���� 4 ���� E-RING 5.. 522 710804 ���� 1 ���� SHAFT, BRAKE 19..
HYDRAULIC PUMP-MOTOR 24 12 20 4 25 22 30 19 7 8 1 31 28 32 6 17 23 7 13 16 19 20 29 27 26 7 3 21 8 11 2 5 33 7 8 11 10 22 - Husqvarna 18 9 15 17 14
HYDRAULIC PUMP-MOTOR ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 510 375601 ���� 1 ���� EZT, LT 19.. 539 990209 ���� 2 ���� HCS 5/16-18 x 1 2.. 510 375602 ���� 1 ���� EZT, RT 20.. 539 120785 ���� 2 ���� BLADE, FAN 3.. 510 184101 ���� 2 ���� SPACER TUBE 21.. 522 941101 ���� 1 ���� LINK ARM, BYPASS 4.. 522 460702 ���� 2 ���� SUPPORT, EZT FRT 22.. 522 533801 ���� 1 ���� ROD, EZT BRAKE LT 5.. 510 185102 ���� 2 ���� MOUNT, EZT RR 23..
WHEELS AND TIRES 7 6 3 8 5 4 2 1 11 14 19 13 16 21 12 18 10 22 9 20 17 23 24 - Husqvarna 20 15
WHEELS AND TIRES ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 539 112660 ���� 2 ���� BEARING, FLANGED 17.. 539 106995 ���� 2 ���� CASTER TIRE, 410/350 4 PLY 2.. 539 115638 ���� 2 ���� ZERK /16 DRIVE 18.. 539 102484 ���� 4 ���� BEARING, FLANGED 3.. 539 115747 ���� 2 ���� SPRING, CASTER 19.. 539 103300 ���� 2 ���� ZERK 4.. 539 117901 ���� 2 ���� BUSHING, CASTER 20.. 539 912234 ���� 4 ���� VALVE STEM 5.. 539 115675 ���� 2 ���� WASHER 21..
42" DECK 31 25 12 37 32 5 28 29 39 36 40 23 27 19 24 43 18 9 26 17 16 11 14 7 42 15 6 41 10 8 21 20 1 4 44 38 22 45 20 34 2 33 30 3 13 35 26 - Husqvarna
42" DECK ITEM PART NO. QTY. DESCRIPTION 1.. 522 744201 ���� 1 ���� DECK w/DECALS 2.. 539 107518 ���� 2 ���� STRIPPER, ROUND 3.. 539 110463 ���� 1 ���� BAFFLE VORTEX 4.. 539 990799 ���� 6 ���� RHSNB 5/16-18 x 5/8 5.. 539 990717 ���� 6 ���� NUT 5/16-18 HEX NYLOC 6.. 539 101231 ���� 1 ���� SPINDLE, IDLER 7.. 539 110217 ���� 1 ���� ARM, DECK IDLER 8.. 539 101977 ���� 1 ���� SPRING, TRACTION 9.. 539 990250 ���� 1 ���� WASHER SAE 10.. 539 101331 ���� 1 ���� NUT ½ HEX NYLOC 11..
46" DECK 41 1 36 24 33 34 26 15 27 25 19 40 49 38 9 28 32 14 21 35 23 20 18 43 46 29 30 35 6 1 17 42 48 22 45 32 37 8 5 39 33 12 3 7 31 32 47 10 2 11 31 4 13 Torque to 90 ft/lbs 2X 28 - Husqvarna 16
46" DECK ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 539 104864 ���� 2 ���� WASHER 7/16 FLAT 26.. 539 132728 ���� 1 ���� PULLEY, IDLER 2.. 539 107518 ���� 2 ���� STRIPPER, ROUND 27.. 539 112076 ���� 1 ���� BUSHING, IDLER 3.. 539 107610 ���� 3 ���� WHEEL, GAUGE 28.. 539 109562 ���� 2 ���� WASHER 3/8 x ¾ 4.. 777 405380 ���� 2 ���� BLADE, 46" HI-LIFT 29.. 539 100145 ���� 1 ���� RHSNB 3/8-16 x 2 5.. 529 107520 ���� 2 ���� WASHER/SPACER 30..
54" DECK 12 46 25 9 7 16 15 27 16 24 15 23 14 9 14 10 7 20 34 18 24 49 33 32 22 31 21 13 11 19 6 35 36 50 29 26 24 51 43 30 19 4 48 45 37 5 42 28 29 1 44 17 47 39 38 8 40 2 3 41 Torque to 90 ft/lbs 3X 30 - Husqvarna 16
54" DECK ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 539 108461 ���� 1 ���� BOLT ¼-20 x ½ HWST 27.. 539 114557 ���� 1 ���� V-BELT 2.. 539 112057 ���� 3 ���� HOUSING, CUTTER 28.. 539 990188 ���� 1 ���� WASHER 5/16 SAE FLAT 3.. 777 187256 ���� 3 ���� BLADE, BAGGING 29.. 539 990717 �� 12 ���� NUT 5/16-18 HEX NYLOC 4.. 539 107610 ���� 5 ���� WHEEL, GAUGE 30.. 539 990122 ���� 4 ���� WASHER 3/8 SAE FLT 5.. 539 107608 ���� 4 ���� BOLT ½ x 25/8 SHOULDER 31..
SEAT 8 12 13 23 16 17 7 2 18 5 4 3 14 1 10 11 15 19 20 19 6 2 21 7 15 20 14 9 32 - Husqvarna
SEAT ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 522 545402 ���� 1 ���� SUPPORT, SEAT, FLT 13.. 532 198200 ���� 1 ���� SPRING, LATCH 2.. 510 182902 ���� 2 ���� SUPPORT, SEAT RR 14.. 539 990122 ���� 4 ���� WASHER 3/8 SAE FLT 3.. 539 110300 ���� 2 ���� SPRING, SEAT 15.. 539 976979 ���� 4 ���� NUT 3/8-16 HEX NYLOC 4.. 539 976941 ���� 2 ���� HCS 3/8-16 x 1¼ 16.. 532 196977 ���� 1 ���� PAN, SEAT 5.. 539 990517 ���� 2 ���� WASHER /8 FLT STD 17..
DECALS 1 9 7 15 2 10 4 5 13 14 17 6 34 - Husqvarna 12 8 3 11 16 7
DECALS ITEM PART NO. QTY. DESCRIPTION ITEM PART NO. QTY. DESCRIPTION 1.. 539 101881 ���� 1 ���� DECAL, PROP 65 12.. 539 977778 ���� 3 ���� ABRASIVE PAD 2.. 539 105745 ���� 1 ���� DECAL, BATTERY WARNING 13.. 532 422012 ���� 2 ���� DECAL, HUSQVARNA 3.. 539 108179 ���� 1 ���� DECAL, START 14.. 532 422011 ���� 2 ���� DECAL, CROWN H 4.. 539 108385 ���� 1 ���� DECAL, DO NOT TOW 15.. 521 980501 ���� 1 ���� DECAL, HEIGHT 5.. 539 108386 ���� 1 ���� DECAL, EXIT MOWER 16..
P/N 115 148327 R01 03/20/09