Table of Contents Part Number Index
Rotary Tiller
RTA12 & RTR12 Series (S/N 884764-)
30361
311-785P
Parts Manual
Read the Operator's Manual entirely.When
you see this symbol, the subsequent
instructions and warnings are serious - follow
without exception.Your life and the lives of
others depend on it!
© Copyright 2015 Printed 09/29/15
Cover photo may show optional equipment not
supplied with standard unit.
Table of Contents Part Number Index
Table of Contents
Section 1: Introduction.................................................4
Using This Manual...............................................................4
Manual Replacement Information.......................................4
Manual Revisions................................................................4
Touch-up Paint....................................................................4
Hardware Legend................................................................5
Replacement Hardware......................................................5
Serial Numbers...................................................................5
Part Number Service Coding..............................................5
RTA12 SERIES S/N 884764-
Section 2: Frame............................................................6
Deflector Rear.....................................................................6
Frame and Hitch..................................................................8
Section 3: Rotor...........................................................11
Rotor Assembly.................................................................12
Section 4: Drive...........................................................14
Drive Components............................................................14
Driveline W/ Slip Clutch (311-753A)..................................18
Gearbox (826-678C) SD...................................................20
Gearbox (826-678C) Vulcan..............................................22
Section 5: Labels.........................................................24
Label Placement...............................................................24
RTR12 SERIES S/N 884764-
Section 2: Frame..........................................................26
Deflector Front and Rear...................................................26
Frame and Hitch................................................................28
Section 3: Rotor...........................................................31
Rotor Assembly.................................................................32
Section 4: Drive...........................................................34
Drive Components............................................................34
Driveline W/ Slip Clutch (311-753A)..................................38
Gearbox (826-678C) SD...................................................40
Gearbox (826-678C) Vulcan..............................................42
Section 5: Labels.........................................................44
Label Placement...............................................................44
Part Number Index.......................................................46
© Copyright 2015. All rights reserved.
Land Pride provides this publication “ as is” without w arranty of any kind, either e xpressed or implied.While every precaution has been taken in the preparation of this manual,
Land Pride assumes no responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained herein. Land
Pride reserves the right to revise and improve its products as it sees fit.This publication describes the state of this product at the time of its publication, and may not reflect
the product in the future.The illustrations in this manual are not intended for safe and proper assembly or disassembly of equipment.The illustrations are intended for
ordering parts only.
All other brands and product names are trademarks or registered trademarks of their respective holders.
Land Pride is registered trademark.
Printed in the United States of America.
2 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 09/29/15
Table of Contents Part Number Index
RTA12 SERIES S/N 884764-
D
Deflector Rear................................................................6
Drive Components........................................................14
Driveline W/ Slip Clutch (311-753A).............................18
F
Frame and Hitch.............................................................8
G
Gearbox (826-678C) SD..............................................20
Gearbox (826-678C) Vulcan.........................................22
L
Label Placement..........................................................24
R
Rotor Assembly............................................................12
Alphabetized Table of Contents
RTR12 SERIES S/N 884764-
D
Deflector Front and Rear..............................................26
Drive Components........................................................34
Driveline W/ Slip Clutch (311-753A).............................38
F
Frame and Hitch...........................................................28
G
Gearbox (826-678C) SD..............................................40
Gearbox (826-678C) Vulcan.........................................42
L
Label Placement..........................................................44
R
Rotor Assembly............................................................32
09/29/15 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 3
Table of Contents Part Number Index
4 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 09/29/15
Table of Contents Part Number Index
09/29/15 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 5
Land Pride Section 2: Frame
RTA12 SERIES S/N 884764-
Table of Contents Part Number Index
Deflector Rear
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-, RTA1274
S/N 884764-
30368
6 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 09/29/15
Section 2: Frame Land Pride
Table of Contents Part Number Index
RTA12 SERIES S/N 884764-
Deflector Rear
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-,
RTA1274 S/N 884764-
Drawing Image Number dwg30368
REAR DEFLECTOR CHAIN 10/15 311-077D1.
RTA1242 TAILGATE WELDMENT 311-430H2.
TAILGATE WELDMENT GREEN 311-430H812.
TAILGATE WELDMENT ORANGE 311-430H822.
TAILGATE WELDMENT RED 311-430H832.
RTA1250 TAILGATE WELDMENT 311-445H2.
TAILGATE WELDMENT GREEN 311-445H812.
TAILGATE WELDMENT ORANGE 311-445H822.
TAILGATE WELDMENT RED 311-445H832.
RTA1258 TAILGATE WELDMENT 311-449H2.
TAILGATE WELDMENT GREEN 311-449H812.
TAILGATE WELDMENT ORANGE 311-449H822.
TAILGATE WELDMENT RED 311-449H832.
RTA1266 WLDMNT, 15 SERIES 66" TAILGATE 311-699H2.
WLDMNT, GREEN 66" TAILGATE 311-699H812.
WLDMNT, ORANGE 66" TAILGATE 311-699H822.
WLDMNT, RED 66" TAILGATE 311-699H832.
RTA1274 WLDMNT, 15 SERIES 74" TAILGATE 311-700H2.
WLDMNT, GREEN 74 TAILGATE 311-700H812.
WLDMNT, ORANGE 74" TAILGATE 311-700H822.
WLDMNT, RED 74" TAILGATE 311-700H832.
TAILGATE LOCK 10 & 15 SERIES 311-663D3.
HHCS 5/16-18X1 GR5 ZNYCR 802-738C4.
NUT HEX 3/8-16 PLT 803-014C5.
WASHER LOCK SPRING 5/16 PLT 804-009C6.
WASHER FLAT 3/8 USS PLT 804-011C7.
WASHER LOCK SPRING 3/8 PLT 804-013C8.
U-BOLT 3/8-16 X2 1/32X2 5/8SPL 806-049C9.
Revision Comments Part Description Part No. Ref.
09/29/15 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 7
Land Pride Section 2: Frame
RTA12 SERIES S/N 884764-
Table of Contents Part Number Index
Frame and Hitch
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-, RTA1274
S/N 884764-
30367
8 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 09/29/15
Section 2: Frame Land Pride
Table of Contents Part Number Index
RTA12 SERIES S/N 884764-
Frame and Hitch
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-,
RTA1274 S/N 884764-
Drawing Image Number dwg30367
SPACER 1 1/4OD X 13/16ID X 2LG 308-400D1.
LOWER HITCH PIN 310-020S2.
LH SKIDSHOE RTA10/15/20 RTR20 311-006H3.
LH SKIDSHOE GREEN 311-006H813.
LH SKIDSHOE ORANGE 311-006H823.
LH SKIDSHOE RED 311-006H833.
RH SKIDSHOE RTA10/15/20 RTR20 311-007H4.
RH SKIDSHOE GREEN 311-007H814.
RH SKIDSHOE ORANGE 311-007H824.
RH SKIDSHOE RED 311-007H834.
STAND LEG RTA10/15/20 RTR20 311-014H5.
STAND LEG GREEN 311-014H815.
STAND LEG ORANGE 311-014H825.
STAND LEG RED 311-014H835.
RH END PLATE WELDMT 10/15 TILR 311-017H6.
RH END PLATE WELDMT GREEN 311-017H816.
RH END PLATE WELDMT ORANGE 311-017H826.
RH END PLATE WELDMT RED 311-017H836.
LWR HTCH CLVS RTA10/15/20RTR20 311-052H7.
LOWER HITCH CLEVIS GREEN 311-052H817.
LOWER HITCH CLEVIS ORANGE 311-052H827.
LOWER HITCH CLEVIS RED 311-052H837.
LH HVY TOP HTC RTA10/15/20/R20 311-265E8.
LH HVY TOP HTC GREEN 311-265E818.
LH HVY TOP HTC ORANGE 311-265E828.
LH HVY TOP HTC RED 311-265E838.
RH HVY TOP HTC RTA10/15/20/R20 311-266E9.
RH HVY TOP HTC GREEN 311-266E819.
RH HVY TOP HTC ORANGE 311-266E829.
RH HVY TOP HTC RED 311-266E839.
RTR/RTA10/15/20 3PT SHFT GUARD 311-347D10.
10/15/20 3PT SFT GUARD GREEN 311-347D8110.
10/15/20 3PT SHFT GUARD ORANGE 311-347D8210.
10/15/20 3PT SHFT GUARD RED 311-347D8310.
WLDMNT, 42" RTA10/12 FRAME 311-743H11.
WLDMNT, 42" RTA10/12 FRAME GREEN 311-743H8111.
WLDMNT, 42" RTA10/12 FRAME ORANGE 311-743H8211.
WLDMNT, 42" RTA10/12 FRAME RED 311-743H8311.
WLDMNT, 50" RTA10/12 FRAME 311-744H11.
WLDMNT, 50" RTA10/12 FRAME GREEN 311-744H8111.
WLDMNT, 50" RTA10/12 FRAME ORANGE 311-744H8211.
WLDMNT, 50" RTA10/12 FRAME RED 311-744H8311.
WLDMNT, 58" RTA10/12 FRAME 311-745H11.
WLDMNT, 58" RTA10/12 FRAME GREEN 311-745H8111.
WLDMNT, 58" RTA10/12 FRAME ORANGE 311-745H8211.
WLDMNT, 58" RTA10/12 FRAME RED 311-745H8311.
WLDMNT, 66" RTA10/12 FRAME 311-746H11.
WLDMNT, 66" RTA10/12 FRAME GREEN 311-746H8111.
WLDMNT, 66" RTA10/12 FRAME ORANGE 311-746H8211.
WLDMNT, 66" RTA10/12 FRAME RED 311-746H8311.
WLDMNT, 74" RTA10/12 FRAME 311-747H11.
WLDMNT, 74" RTA10/12 FRAME GREEN 311-747H8111.
WLDMNT, 74" RTA10/12 FRAME ORANGE 311-747H8211.
WLDMNT, 74" RTA10/12 FRAME RED 311-747H8311.
SCREW THUMB 5/16-18 X 5/8 PLT 801-042C12.
HHCS 3/8-16X1 GR5 802-017C13.
HHCS 1/2-13X1 1/4 GR5 802-034C14.
Revision Comments Part Description Part No. Ref.
09/29/15 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 9
Land Pride Section 2: Frame
RTA12 SERIES S/N 884764-
Table of Contents Part Number Index
Frame and Hitch (continued)
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-, RTA1274
S/N 884764-
HHCS 5/8-11X1 1/4 GR5 802-050C15.
HHCS 3/4-10X4 GR5 802-068C16.
HHCS 1/4-20X1 1/4 GR5 802-224C17.
NUT HEX 3/8-16 PLT 803-014C18.
NUT HEX 5/8-11 PLT 803-021C19.
NUT HEX 3/4-10 PLT 803-027C20.
NUT HEX NYLOCK 1/2-13 803-147C21.
NUT HEX NYLOCK 1/4-20 803-255C22.
WASHER FLAT 1/4 SAE PLT 804-007C23.
WASHER LOCK SPRING 3/8 PLT 804-013C24.
WASHER LOCK SPRING 1/2 PLT 804-015C25.
WASHER LOCK SPRING 5/8 PLT 804-022C26.
WASHER LOCK SPRING 3/4 PLT 804-023C27.
PIN LINCH 5/16 X 1 3/4 805-015C28.
PIN ROLL 1/4X1 3/4 805-041C29.
PIN WIRE RETAINING 1/4 X 1 3/4 805-065C30.
PIN LOWER HITCH 7/8X3 1/16USBL 805-198C31.
U-BOLT 1/2-13 X2 7/8X2 1/16SPL 806-048C32.
MANUAL STORAGE CONTAINER 816-504C33.
Revision Comments Part Description Part No. Ref.
10 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 09/29/15
Section 2: Frame Land Pride
Table of Contents Part Number Index
RTA12 SERIES S/N 884764-
Frame and Hitch (continued)
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-,
RTA1274 S/N 884764-
This Page Intentionally Left Blank
09/29/15 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 11
Land Pride Section 3: Rotor
RTA12 SERIES S/N 884764-
Table of Contents Part Number Index
Rotor Assembly
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-, RTA1274
S/N 884764-
30369
12 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 09/29/15
Section 3: Rotor Land Pride
Table of Contents Part Number Index
RTA12 SERIES S/N 884764-
Rotor Assembly
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-,
RTA1274 S/N 884764-
Drawing Image Number dwg30369
ROTOR SHAFT WELDMENT RTA1042 311-003H1.
ROTOR SHAFT WELDMENT 1050 311-002H1.
ROTOR SHAFT WELDMENT RTA1058 311-038H1.
WLDMNT, 12 SERIES 66" ROTOR 311-786H1.
WLDMNT, 12 SERIES 74" ROTOR 311-784H1.
HSG DRIVE UPPR RTA/RTR/OS MACH 311-014D2.
HSG NON-DR LWR RTA/RTR/OS MACH 311-042D3.
CVR NON-DRV LWR W/ZRK RTA/R 311-135S4.
CVR NON-DRV LWR W/ZRK GREEN 311-135S814.
CVR NON-DRV LWR W/ZRK ORANGE 311-135S824.
CVR NON-DRV LWR W/ZRK RED 311-135S834.
COVER NON-DRV LWR 311-205D5.
COVER NON-DRV LWR GREEN 311-205D815.
COVER NON-DRV LWR ORANG 311-205D825.
COVER NON-DRV LWR RED 311-205D835.
SNAP RING INT3.523OD N5000-315 800-053C6.
SNAP RING EXT 1 3/8 5100-137 800-079C7.
GREASE ZERK 1/4-28 THD FORMING 800-080C8.
HHCS 1/2-13X1 3/4 GR5 802-082C9.
SP TINE HHCS 1/2-20X1 1/4 GR5 802-248C10.
RHSSNB 1/2-13X1 1/2 GR5 802-477C11.
NUT HEX 1/2-20 PLT 803-018C12.
NUT HEX 1/2-13 PLT 803-020C13.
WASHER LOCK SPRING 1/2 PLT 804-015C14.
WASHER FLAT 1/2 HARD ASTMF436 804-094C15.
SEAL 1.75 X 2.75 X .313 816-068C16.
GASKET HSG 10/15 TILLER 816-070C17.
GASKET 1.03OD.515SQ.HL1/32THK 816-280C18.
BLADE TILLER 10 & 15 SERIES LH 820-055C19.
BLADE TILLER 10 & 15 SERIES RH 820-056C20.
BRG BALL 1.37IDX3.14ODX.82 307 822-082C21.
HSG, 1.37ID X 4 BOLT,1.75 SEAL 822-254C22.
HSG, 1.37ID X 4 BOLT,1.75 SEAL 822-255C23.
RTA1242 10 Total, RTA1250 12Total,
RTA1258 14 Total, R TA1266 16 Total
& RTA1274 18 Total
RTA1242 10 Total, RTA1250 12Total,
RTA1258 14 Total, R TA1266 16 Total
& RTA1274 18 Total
Revision Comments Part Description Part No. Ref.
09/29/15 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 13
Land Pride Section 4: Drive
RTA12 SERIES S/N 884764-
Table of Contents Part Number Index
Drive Components
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-, RTA1274
S/N 884764-
30373
14 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 09/29/15
Section 4: Drive Land Pride
Table of Contents Part Number Index
RTA12 SERIES S/N 884764-
Drive Components
Applies to RTA1242 S/N 884764-, RTA1250 S/N 884764-, RTA1258 S/N 884764-, RTA1266 S/N 884764-,
RTA1274 S/N 884764-
Drawing Image Number dwg30373
CHAIN TENSIONER ADJUSTER 308-171D1.
HSG DRIVE UPPR RTA/RTR/OS MACH 311-014D2.
RTA1242 DRIVE SHAFT GUARD WELDMENT 311-440H3.
DRIVE SHAFT GUARD WLD GREEN 311-440H813.
DRIVE SHAFT GUARD WLD ORANGE 311-440H823.
DRIVE SHAFT GUARD WLD RED 311-440H833.
RTA1250 DRIVE SHAFT GUARD WELDMENT 311-446H3.
DRIVE SHAFT GUARD WELDMENT GREEN 311-446H813.
DRIVE SHAFT GUARD WELDMENT ORANGE 311-446H823.
DRIVE SHAFT GUARD WELDMENT RED 311-446H833.
RTA1258 DRIVE SHAFT GUARD WELDMENT 311-450H3.
DRIVE SHAFT GUARD WLD GREEN 311-450H813.
DRIVE SHAFT GUARD WLD ORANGE 311-450H823.
DRIVE SHAFT GUARD WLD RED 311-450H833.
RTA1266 WLDNMT, 66" DRIVE SHAFT GUARD 311-751H3.
WLDNMT, 66" DRIVE SHAFT GUARD GREEN 311-751H813.
WLDNMT , 66" DRIVE SHAFT GUARD ORANGE 311-751H823.
WLDNMT, 66" DRIVE SHAFT GUARD RED 311-751H833.
RTA1274 WLDNMT, 74" DRIVE SHAFT GUARD 311-752H3.
WLDNMT, 74" DRIVE SHAFT GUARD GREEN 311-752H813.
WLDNMT , 74" DRIVE SHAFT GUARD ORANGE 311-752H823.
WLDNMT, 74" DRIVE SHAFT GUARD RED 311-752H833.
ASSY, 10/15 TILLER CHAIN CASE 311-721S4.
ASSY, 10/15 TILLER CHAIN CASE GREEN 311-721S814.
ASSY, 10/15 TILLER CHAIN CASE ORANGE 311-721S824.
ASSY, 10/15 TILLER CHAIN CASE RED 311-721S834.
DRIVE COVER 311-583D5.
DRIVE COVER GREEN 311-583D815.
DRIVE COVER ORANGE 311-583D825.
DRIVE COVER RED 311-583D835.
SNAP RING INT3.523OD N5000-315 800-053C6.
DRAIN PLUG 3/4-16 UNF PLATED 800-066C7.
HHCS 1/2-13X3/4 GR5 802-032C8.
HHCS 1/2-13X1 GR5 802-258C9.
RHSSNB 1/2-13X1 1/2 GR5 802-477C10.
HFSS 1/4-20X7/8 GR5 802-719C11.
NUT LOCK 1/4-20 PLT 803-007C12.
NUT HEX 1/2-13 PLT 803-020C13.
NUT LT JAM 1 1/8-12 NYLN INSRT 803-153C14.
NUT HEX FLANGE 7/8-14 UNF PLT 803-157C15.
WASHER LOCK SPRING 1/2 PLT 804-015C16.
WASHER FLAT 1/2 SAE PLT 804-016C17.
PIN COTTER 3/16 X 1 805-069C18.
CHAIN TIGHTENER 10/15 TILR 807-062C19.
SPKT 80B16 1 3/8-21 SPLINE 808-082C20.
SPKT 80B12 1 3/8-21 808-092C21.
CHAIN RL #80X44 PITCH HT 809-232C22.
RTA1242 DRIVE SHAFT RTR1042 815-254C23.
DRIVE SHAFT RTR1042 GREEN 815-254C8123.
DRIVE SHAFT RTR1042 ORANGE 815-254C8223.
DRIVE SHAFT RTR1042 RED 815-254C8323.
RTA1250 DRIVE SHAFT 1550 TILLER 815-028C23.
DRIVE SHAFT 1550 TILLER GREEN 815-028C8123.
DRIVE SHAFT 1550 TILLER ORANGE 815-028C8223.
DRIVE SHAFT 1550 TILLER RED 815-028C8323.
RTA1258 SHAFT, 1.5X35.63 HEX DRIVE 815-027C23.
SHAFT, 1.5X35.63 HEX DRIVE GREEN 815-027C8123.
Revision Comments Part Description Part No. Ref.
09/29/15 RTA12 & RTR12 Series (S/N 884764-) Rotary Tiller 311-785P 15