Textron JACOBSEN JZT 1250 CUTTERDECKS User manual

WARNING: If incorrectly used this machine can cause severe injury. Those who use
and maintain this machine should be trained in its proper use, warned of its dangers
and should read the entire manual before attempting to set up, operate, adjust or
service the machine.
PARTS MANUAL
COMMERCIAL MOWER
( Setup, Parts & Maintanence JZT 1250 Power Unit Manual: 4124225 )
( Operation & Safety JZT 1250 Manual: 4124226 )
4124227 REV A
SETUP, PARTS & MAINTENANCE
MANUAL JZT 1250 CUTTERDECKS
MODEL:
754804-CUTTERDECK JZT 1250 48" COLLECTION

CALIFORNIA
Proposition 65 Warning
Diesel engine exhaust and some of
its constituents are known to the State
of California to cause cancer, birth
defects and other reproductive harm.
Californie Proposition 65
Avertissement
Les échappements des moteurs diesel
et certains de leurs composés sont
reconnus par l’Etat de Californie pour
être cancérigènes, provoquer des
défauts congénitaux et d’autres dangers
en matière de reproduction.
ADVERTENCIA
AVERTISSEMENT
WARNING
The engine exhaust from this product
contains chemicals known to the State
of California to cause cancer, birth
defects or other reproductive harm.
California Advertencia
de la Proposicion 65
El estado de California hace saber que
los gases de escape de los motores
diesel y algunos de sus componentes
producen cáncer, defectos de
nacimiento y otros daños en el
proceso de reproducción humana.
L’ é mission du moteur de ce mat é riel
contient des produits chimiques que
l’Etat de Californie consid è re ê tre
canc é rig è nes, provoquer des d é fauts
cong é nitaux et d’autres dangers en
mati è re de reproduction.
El estado de California hace saber
que los gases de escape de este
producto contienen productos
quÍmicos que producen cáncer,
defectos de nacimiento y otros daños
en el proceso de reproducción
humana.
© 2002, TEXTRON INC

12-2002-TGTSP
JZT 1000
Series
IMPORTANT MESSAGE
Thank you for purchasing this Jacobsen product. You have purchased a world class mowing product, one of the
best designed and built anywhere.
This machine comes with an Operation and Safety Manual and a separate Setup, Parts and Maintenance Manual.
The useful life and good service you receive from this machine depends to a large extent on how well you read and
understand these manuals. Treat your machine properly, lubricate and adjust it as instructed, and it will give you
many years of reliable service.
Your safe use of this Jacobsen product is one of our prime design objectives. Many safety features are built in,
but we also rely on your good sense and care to achieve accident-free operation. For best protection, study the
manuals thoroughly. Learn the proper operation of all controls. Observe all safety precautions. Follow all
instructions and warnings completely. Do not remove or defeat any safety features. Make sure those who
operate this machine are as well informed and careful in its use as you are.
See a Jacobsen dealer for any service or parts needed. Jacobsen service ensures that you continue to receive
the best results possible from Jacobsen’s products. You can trust Jacobsen replacement parts because they
are manufactured with the same high precision and quality as the original parts.
Jacobsen designs and builds its equipment to serve many years in a safe and productive manner. For longest
life, use this machine only as directed in the manuals, keep it in good repair and follow safety warnings and
instructions. You'll always be glad you did.
Textron Golf, Turf & Specialty Products
One Bob Cat Lane
Johnson Creek, WI 53038-0469
1
TABLE OF CONTENTS FIGURES PAGE
48" CARRIER FRAME & CASTERS .................. FIGURE 1 ..................................................................... 2, 3
48" CUTTERDECK- COLLECTION ................... FIGURE 2 ..................................................................... 4, 5
BELTS-COLLECTION ........................................ FIGURE 3 ..................................................................... 6, 7
CHUTE & HARDWARE ..................................... FIGURE 4 ..................................................................... 8, 9
DECALS-COLLECTION .................................... FIGURE 5 ..................................................................10, 11
MULCHING KIT (970217) .................................. FIGURE 6 ................................................................. 12, 13

2
JZT 1000
Series
FIGURE 1
48" CARRIER FRAME & CASTERS

ITEM PART NO. DESCRIPTION QTY ITEM PART NO. DESCRIPTION QTY
3
JZT 1000
Series FIGURE 1
4124227-01
1-1 2226061.7 WLDMT-CTDK CARRIER FR 1
(INCLUDES ITEM 8)
1-2 4124231 S-DECK 48COLLECTW/LABS 1
1-3 2226020.7 WLDMT-CASTER YOKE 2
1-4 2722681 ASSY-9" WHEEL 2
(INCLUDES ITEMS 29, 30, 34, 35 & 58)
1-5 2228008 GEARBOX-1:1 DECK 1
(INCLUDES SERVICE PARTS)
* 2228008-01SEAL-GEARBOX 2
* 800513 SCR-HEX SOC 5/16-18X1-1/4 8
1-6 64123-166 BLT-HEX 1/2-13X5-1/2 2
1-7 64229-05 LOCKNUT-NYL 1/2-13 2
1-8 48053-07 BEARING-FLGD BRONZE 4
1-9 64163-64 WSHR 1.015X1.500X14GA 4
1-10 64144-24 S SNAP RING 1.00 EXT 2
1-11 85010N ZERK FITTING 6
1-12 64123-64 BOLT-HEX 3/8-16X2-1/4 2
1-13 2228072 WHEEL-RUBBER 2
1-14 64229-02 LOCKNUT-NYL 5/16-18 6
1-15 2226004.7 WLDMT-PUSHARM RH 1
1-16 2226003.7 WLDMT-PUSHARM LH 1
1-17 2722312 PIN-DECK MTG 4
1-18 64144-16 RING,CLIP .75 X .062 2
1-19 64229-03 LOCKNUT-NYLON 3/8-16 10
1-20 4124232 S-FOOT PLATE 48 1
1-21 2228093 MAT-ANGLE 2
1-22 64163-29 WASHER 4
1-23 2228094 MAT-PLATFORM 1
1-24 2228092 MAT-UPPER 1
1-25 2223019 BUSHING-DECK PIN 4
1-26 64061-40 ROLL PIN-5/16X1.25 4
1-27 2223022 PIN-TILTLOCK 2
1-28 64168-5 HAIRPIN COTTER 4
1-29 38504 S TIRE, 9 CHENG SHIN 1
1-30 2722680 HUB-9" WHEEL W/BRG 2
(INCLUDES ITEMS 31 & 32)
1-31 2722682 BEARING-9" WHEEL 2
1-32 64123-01 BLT-HEX 5/16-24X3/4 4
1-33 2722591 SPACER-3/4 INCH BRG 4
1-34 2720644 S WHEEL HALF VLV SIDE 1
1-35 2720645 S WHEEL-HALF CLSD SIDE 1
1-36 64123-54 BOLT, 5/16-18X3/4 HEX 4
1-37 64061-39 ROLL PIN-1/4X1-1/8 4
1-38 2228030 SPRING-COMP TILTLOCK 2
1-39 64163-06 WSHR.768/.756X1.25X14G 8
1-40 2222142.7 PLATE-GUARD RH 1
1-41 2222141.7 PLATE-GUARD LH 1
1-42 64123-15 BOLT-HEX 3/8-16X3/4 4
1-43 2222236.7 BRKT-LH GEARBOX 1
1-44 2222237.7 BRKT-RH GEARBOX 1
1-45 2222063.7 COVER-GEARBOX 1
1-46 64139-16 BLT-WLH 5/16-18X5/8 4
1-47 64163-57 WSHR 2.00X.766X9GA 4
1-48 64163-44 WSHR 1.75X1.140X14GA 4
1-49 64144-19 RETAINING RING 4
1-50 64123-50 BOLT-HEX 3/8-16X1 6
1-51 64164-12 1/4X1/4X1 SQ END KEY 1
1-52 2228090 PULLEY-GEARBOX 1
1-53 64163-22 1-1/32X1-3/4X1/2 WASHR 4
1-54 64044-18 SCREW-SET 5/16-18x5/16 2
1-55 810149 BUMPER-RUBBER 2
1-56 2722230-04SPANNER 2
1-57 64163-31 WASHER 2
1-58 64141-1 NUT-WLF 5/16-24 8
1-59 38505 S TUBE, 9 CHENG SHIN 1
* NOT ILLUSTRATED
48" CARRIER FRAME & CASTERS

4
JZT 1000
Series
FIGURE 2
48" CUTTERDECK- COLLECTION

ITEM PART NO. DESCRIPTION QTY ITEM PART NO. DESCRIPTION QTY
5
JZT 1000
Series
2-1 64123-209 BLT-HEX 5/8-18X3.5 2
2-2 64209-03 SPRING WASHER .67 ID 4
2-3 112111-04 BLADE-25.00 OFFST HLFT 1
2-4 2228174 SADDLE-BLADE/COUPLER 2
2-5 2222001-02BLADE-25.00 HLFT CCW 1
2-6 64168-2 HAIRPIN COTTER 1
2-7 64123-125 BLT-HEX 1/2-13X2-3/4 2
2-8 64144-14 INTERNAL RETAINER RING 4
2-9 48094A IDLER PULLEY BEARING 4
2-10 2228002 PULLEY-TIMING 30T 2
2-11 43065A SPACER, BUSHING -PLATE 2
2-12 64163-36 WASHER 1X33/64X.187 8
2-13 2722405.7 WLDMT-IDLER ARM 1
2-14 2223044 ROD-TENSION 1
2-15 64229-05 LOCKNUT-NYLON 1/2-13 2
2-16 2720174 SPROCKET-TIMING 48T RPP2
2-17 64197-003 BLT-TDFM 3/8-16X1.00 8
2-18 2226035 ASSY-BLADE SPINDLE 2
(INLUDES ITEMS 19 THRU 22)
2-19 38348-01 BEARING-SPINDLE SLD 4
2-20 2221000 HOUSING-SPINDLE 2
2-21 2223001 SHAFT-SPINDLE 2
2-22 64144-38 SNAP RING 2
2-23 2720895 SPRING-EXTENSION 1
2-24 65103A BEARING BUSHING 1
2-25 2226016.7 WLDMT-IDLER-ARM 1
(INCLUDES ITEM 24)
2-26 128169 PULLEY, IDLER 5.50 1
2-27 64006-05 LOCKWSHR-HELICAL 1/2 1
2-28 64123-05 BLT-HEX 1/2-20X1-1/2 1
2-29 35027N ZERK FITTING 90 DEGREE 1
2-30 2228034 PULLEY-5.25 DEEP GRV 1
2-31 64123-208 BLT-HEX 5/8-18X1.5 2
2-32 64018-3 BLT-CRG 3/8-16X1 3
2-33 64229-03 LOCKNUT-NYLON 3/8-16 11
2-34 64163-31 WASHER 4
2-35 43094A TUBING,SPACER PTO 1
2-36 64123-16 BLT-HEX 3/8-16X1-1/4 1
2-37 33181 SPACER-SPINDLE 1
2-38 64163-07 1-1/32X1-3/4X1/4 WASH 1
2-39 2720312 SPRING-COMP IDLER PLT 1
2-40 64221-04 E-RING .875 1
FIGURE 2
48" CUTTERDECK-COLLECTION
2-41 64163-65 WSHR .890X1.375X18GA 1
2-42 64164-12 1/4X1/4X1 SQ END KEY 3
2-43 2222230.7 BAFFLE-GUIDE 48 RH 1
2-44 2222231.7 BAFFLE-GUIDE 48 LH 1
2-45 64123-15 BLT-HEX 3/8-16 X 3/4 6
2-46 64163-53 WASHER .391 X 1.50 X 9GA 1
4124227-02

6
JZT 1000
Series
FIGURE 3
BELTS-COLLECTION

ITEM PART NO. DESCRIPTION QTY ITEM PART NO. DESCRIPTION QTY
7
JZT 1000
Series FIGURE 3
3-1 2228066 BELT-HTD 2048 2 SIDE 1
3-2 2721066 BELT-DECK 1
3-3 2720174 SPROCKET-TIMING 48T RPP2
3-4 2228002 PULLEY-TIMING 30T 2
3-5 2228090 PULLEY-GEARBOX 1
3-6 2228034 PULLEY-5.25 DEEP GRV 1
3-7 128169 PULLEY, IDLER 5.50 1
BELTS-COLLECTION
4124227-03

8
JZT 1000
Series
FIGURE 4
CHUTE & HARDWARE