TM-9-2520-234-35 Cross-Drive Transmission Assembly Manual



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Tm-9-2520-234-35

Chapter 1 Introduction
Fig. Model Xtg 411-2a, Xtg 411-4 Power Train Rignt Front View
Fig. 4 Model Xtg 411-4 Power Trains Left-Rear View (With Output Final Drive)
Figure 5c Model Xtg 411-4 Final Drive Cross Sections
Section Ii. General Description And Data
Table I. Tabulated Data
Table I. Tabulated Data - Continued
Table I. Tabulated Data - Continued
Table I. Tabulated Data - Continued
Table I. Tabulated Data - Continued
Description And Operation Of Input Transfer Assembly
Section Ii. Description And Operation Of Main Transmission Assembly
Intermediate-Range Clutch And Planetary Gearing
Reverse-Range Clutch And Planetary Gearing
Right- And Left-Geared Steer Planetaries, Output Clutches And Steer Clutches
O U T P U T C L U T C H C O M P O N E N T S
Right And Left Brakes And Apply Cams
Relay Valve Body Assembly
Steer Valve Body Assembly
Control Valve Body Assembly
Main-Pressure Regulator And Lockup Shift Valve Body Assembly
Oil Filter And Screens
Section Iii. Description And Operation Of Right- And Left-Output Drive Assemblies
S E C T I O N I V . O P E R A T I O N O F H Y D R A U L I C S Y S T Em
Figure6 Hydraulic System, Nuetral Range-Schematic View
S E C T I O N I V . O P E R A T I O N O F H Y D R A U L I C S Y S T Em Cont.
S E C T I O N I V . O P E R A T I O N O F H Y D R A U L I C S Y S T Em Cont.
S E C T I O N I V . O P E R A T I O N O F H Y D R A U L I C S Y S T Em Cont.
Figure 7 Hydraulic System, First Gear- Schematic View
Figure 8 Hydraulic System, Second Gear- Schematic View
S E C T I O N I V . O P E R A T I O N O F H Y D R A U L I C S Y S T Em Cont.
Figure 9 Hydraulic System, Third Gear - Schematic View
Figure 10 Hydraulic System, Fourth Gear - Schematic View
Figure 11 Hydraulic System, Reverse 1 Gear - Schematic
S E C T I O N I V . O P E R A T I O N O F H Y D R A U L I C S Y S T Em Cont.
Figure 12 Hydraulic System, Reverse 2 Gear - Schematic View
Figure 13 Hydraulic System, First Gear, Right Steer - Schematic View
S E C T I O N I V . O P E R A T I O N O F H Y D R A U L I C S Y S T Em Cont.
Figure14 Hydraulic System, Second Gear, Left Steer - Schematic View
Figure 15 Hydraulic System, Third Gear, Right Steer - Schematic View
Figure 16 Hydraulic System, Fourth Gear, Left Steer - Schematic View
Figure 17 Hydraulic System, Reverse 1 Gear, Right Steer - Schematic View
S E C T I O N I V . O P E R A T I O N O F H Y D R A U L I C S Y S T Em Cont.
Figure 18 Hydraukic System, Reverse 2 Gear, Left Steer - Schematic View
Figure 19 Hydraulic System, Second Gear Tow Or Push Starting - Schematic View
Section V. Torque Paths Through Power Train
Figure 20 Gearing And Clutches In Power Train - Schematic View
Figure 21. Output Drive Torque Path
Figure 22 Neutral Torque Path
Figure 23 First Gear Torque Path, Converter Operation
Figure 24. Second-Gear Torque Path, Lockup Operation
Figure 25. Third-Gear Torque Path, Lockup Operation
Figure 26. Fourth-Gear Torque Path, Lockup Operation
Figure 27. Reverse 1-Gear Torque Path, Converter Operation
Figure 28. Reverse 2-Gear Torque Path, Converter Operation
Figure 29. First-Gear, Full-Right-Steer Torque Path, Converter Operation
Figure 30. Second-Gear, Full-Left-Steer Torque Path, Lockup Operation
Figure 31. Third-Gear, Full-Right-Steer Torque Path, Converter Operation
Figure 32. Fourth-Gear, Full-Left-Steer Torque Path, Lockup Operation
Figure 33. Reverse 1-Gear, Full-Right-Steer Torque Path, Converter Operation
Figure 34. Reverse 2-Gear, Full-Left-Steer Torque Path,Converter Operation
Chapter 3 Parts, Special Tools, Improvised Tools, And Equipment For Field And Depot Maintenance
Figure 36. Power Train Special Tools — Group 2
Figure 38. Power Train Improvised Tools
Table Ii. Special Tools And Equipment\
Table Ii. Special Tools And Equipment (Cont)
Table Ii. Special Tools And Equipment (Cont)
Chapter 4 Troubleshooting
Troubleshooting Procedures
T A B L E I V . T R O U B L E S H O O T I N G
T A B L E I V - C O N T I N U E D
Table Iv - Continued
Chapter 5 Repair And Rebuild
Preliminary Instructions For Chap 5, Sec I Power Train Overhaul
Preliminary Instructions For Par 72 Power Train Overhaul
Preliminary Instructions For Power Train Overhaul
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Preliminary Instructions For Power Train Overhaul Cont.
Disassembly Steps – Left- And Right-Output Drive Assemblies
Disassembly Steps – Left- And Right-Output Drive Assemblies Cont.
Disassembly Steps – Left- And Right-Output Drive Assemblies Cont.
Disassembly Steps – Left- And Right-Output Drive Assemblies Cont.
Section Ill, I N P U T P R E S S U R E A N D S C A V E N G E O I L P U M P A S S E M B L Y — R E B U I Ld
S E C T I O N I V . T O R Q U E C O N V E R T E R — R E B U I Ld
S E C T I O N I V . T O R Q U E C O N V E R T E R — R E B U I Ld Cont.
S E C T I O N I V . T O R Q U E C O N V E R T E R — R E B U I Ld Cont.
S E C T I O N V . F L A N G E A D A P T E R A S S E M B L Y — R E B U I Ld
L N P U T T R A N S F E R G E A R I N G R E B U I Ld C H A P 5, Sec V I Section Vi. I N P U T T R A N S F E R G E A R I N G — R E B U I Ld
I N P U T T R A N S F E R H O U S I N G R E B U I L D Par 9 7 - 9 9 Section Vii. I N P U T T R A N S F E R H O U S I N G — R E B U I Ld
Main-Pressure Regulator And Chap 5, Sec Viii Lockup Shift Valve Assembly–Rebuild
Section Ix. Control Valve Assembly And Oil Transfer Plate—Rebuild
Inspection And Repair
Steer Valve Body Assembly-Rebuild Par 111-116 Section X. Steer Valve Body Assembly–Rebuild
Figure 152. Steer Valve Adjustment
Relay Valve Body Assembly-Rebuild Par 117-121 Section Xi. Relay Valve Body Assembly—Rebuild
Oil Screen Assembly-Rebuild Section Xii. Oil Screen Assembly–Rebuild
Output Support Assembly—Rebuild Par 127-128 Section Xiii. Output Support Assembly—Rebuild
Figure 155. Output Support Assembly—Inner Side
S E C T I O N X I V . O U T P U T P R E S S U R E O I L P U M P — R E B U I Ld
D E S C R I P T I On
Figure 157. Removing (Or Installing) Right-Steer Planetary Carrier And Brake Hub Assembly
Figure 159. Removing (Or Installing) Output Clutch Assembly
Figure 162. Installing Oil Seal In End Cover Hub
Figure 165. Installing Steer Clutch Anchor
Figure 169. Installing Clutch Reaction Plate Assembly
Figure 174. Installing Right-Brake Plates And Disks
Section Xvii. B R A K E C O O L A N T O I L P U M P — R E B U I Ld
R E A R H O U S I N G R E B U I Ld
Figure 177. Transmission Rear Housing And Component P A R Ts
Figure 178. Removing Right-Cam Follower Link Assembly Shaft
Figure 182. Removing Left- And Right-Brake Apply Shafts
Figure 186. Removing Output Drive Gear Support
Figure 188. Removing Output Driven Gear
Figure 190. Removing (Or Installing) Left-Brake Apply Cam Stationary Ring
Figure 192. Installing Right- And Left-Brake Apply Shafts
Figure 195. Installing Left-Brake Apply Cam Rotating Ring
Figure 198. Installing Right-Brake Adjusting Nut
Section 1 5 7 . D E S C R I P T I O N A P . Install The Brake Coolant Pump Idler Gear Shaft And Secure With One 3/8-16 X 3-1/4 B O L T ( F I G . 1 7 6 ) . T O R Q U E T H E B O L T T O 2 6 - 3 2 P O U N D - F E E T. A Q . Install The Bearing In The Brake Pump Idler Gear And Secure With The Snap Ring (Fig. 176). A R. Install The Idler Gear With The Bearing Onto The Shaft And Secure It With The Snap Ring (Fig. 176). X I X . L E F T - A N D R I G H T - S T E E R P L A N E T A R I E S — R E B U I Ld
Figure 203. Removing (Or Installing) Steer Planetary Carrier Ring Gear Assembly
Figure 206. Installing Steer Planetary Carrier And Shaft Spindle
Section Xx. Left- And Right-Brake Anchor Ring And Clutch
Section 1 6 7 . D E S C R I P T I On Refer To Par. 16 For B . L E F T - A N D R I G H T - C L U T C H R E A C T I On P L A T E A S S E M B L I E S Note. The Left- And Right-Clutch Re- Action Plate Assemblies Are Identical, Therefore The Following Assembly Pro- C E D U R E S A P P L Y T O E I T H E R A S S E M B L Y. However, The Following Describes The A S S E M B L Y O F T H E L E F T - C L U T C H R E A C T I On P L A T E A S S E M B L Y. ( 1 ) I N S T A L L T W O P R E F O R M E D P A C K I N G S 70 (Fig. 377, Fold-Out 6) On Sleeve 71. ( 2 ) I N S T A L L S L E E V E 7 1 W I T H P R E F O R M E D Packings 70 In Clutch Reaction Plate 67. (3) Secure Sleeve 71 With Three 5/16-18 X 1 Self-Locking Bolts 72. Torque The Bolts To 17-20 Pound-Feet. X X I . L E F T - A N D R I G H T - O U T P U T C L U T C H E S — R E B U I Ld
Figure 209. Removing (Or Installing) Geared Steer Sun Gear Assembly
Section Xxii. Clutch Pistons And Housings — Rebuild
Figure 211. Removing (Or Installing) Intermediate- 1 7 5 . I N S P E C T I O N A N D R E P A Ir Range Piston
Figure 212. Removing Reverse-Range Planetary Carrier Assembly
Figure 215. Assembling Planetary Carrier Pinion C O M P O N E N T S
S E C T I O N X X I V . L O W - A N D R E V E R S E - R A N G E P I S T O N S A N D H O U S I N G — R E B U I Ld
S E C T I O N X X V . L O W - R A N G E P L A N E T A R Y A N D O U T P U T S H A F T — R E B U I Ld
Figure 220. Removing Planetary Carrier Spindle
S E C T I O N X X V I . I N T E R M E D I A T E - R A N G E P L A N E T A R Y A N D L O W - R A N G E Ring Gear — Rebuild
Figure 224. Removing Spindle Lock Pin
Section Xxvii. High-Range Clutch — Rebuild
Figure 228. Removing Bearing From High-Range Clutch Housing
Figure 231. High-Range Clutch Housing
Figure 232. Removing Hook-Type Seal Ring From Hub Of Diaphragm Assembly
Figure 234. Removing Transmission Output Coupling And Bearing
Section Xxix. Turbine Shaft — Rebuild
Section Xxx. Left- And Right-Output Drive Planetary Assemblies -Rebuild
Section Xxxi Left- And Right-Output Drive Housing -Rebuild
Section Xxxii. Left- And Right-Output Shaft Assembly - Rebuild
Section Xxxiii. Assembly Of Power Train From Subassemblies
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.\
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Section Xxxiii. Assembly Of Power Train From Subassemblies Cont.
Test And Adjustments Chap 5, Sec Xxxiv Section Xxxiv. Test And Adjustments
Test And Adjustments
Test And Adjustments
Figure 368. Transmission Oil Pressure Check Points And Controls
Figure 370. Right- And Left-Brake Adjusting Wrenches, Properly Positioned
Figure 371. Adjusting Transmission Brake
T H R O T T L E V A L V E L I N K A G E
Chapter 6 Repair And Rebuild Standards
Input Transfer Housing. Torque Converter, And Input Pressure And Scavenge Oil Pump - Repair And Rebuild Standards
Input Transfer Housing. Torque Converter, And Input Pressure And Scavenge Oil Pump - Repair And Rebuild Standards Cont.
Input Transfer Housing. Torque Converter, And Input Pressure And Scavenge Oil Pump - Repair And Rebuild Standards Cont.
Input Transfer Housing. Torque Converter, And Input Pressure And Scavenge Oil Pump - Repair And Rebuild Standards Cont.
Torque Converter Housing, Oil Screen Assembly, And Left-Output D R I V E C O U P L I N G - Repair And Rebuild Standards
Transmission Housing, And High-Range Clutch– Repair And Rebuild Standards
Transmission Housing, And High-Range Clutch– Repair And Rebuild Standards Cont.
Intermediate- And Low-Range Clutches And Planetaries - Repair And Rebuild Standards
Intermediate- And Low-Range Clutches And Planetaries - Repair And Rebuild Standards Cont.
Reverse-Range Clutch And Planetary, Left- Steer And Output Clutches - Repair And Rebuild Standards
Reverse-Range Clutch And Planetary, Left- Steer And Output Clutches - Repair And Rebuild Standards Cont.
L E F T - S T E E R P L A N E T A R Y , A N D B R A K E - R E P A I R A N D R E B U I L D S T A N D A R D S
Transmission Rear Housing And Related Parts - Repair And Rebuild Standards
Transmission Rear Housing And Related Parts - Repair And Rebuild Standards Cont.
Transmission Rear Housing And Related Parts - Repair And Rebuild Standards Cont.
Right Brake, And Steer Planetary - Repair And Rebuild Standards
Right-Steer Clutch, Output Clutch, And End Cover - R E P A I R A N D R E B U I L D S T A N D A R D S
Right-Steer Clutch, Output Clutch, And End Cover - R E P A I R A N D R E B U I L D S T A N D A R D S Cont.
S T E E R , A N D R E L A Y V A L V E B O D Y A S S E M B L I E S - R E P A I R A N D R E B U I L D S T A N D A R Ds
S T E E R , A N D R E L A Y V A L V E B O D Y A S S E M B L I E S - R E P A I R A N D R E B U I L D S T A N D A R Ds Cont.
Main-Pressure Regulator And Lockup Shift, And Control Valve Body Assemblies - Repair And Rebuild Standards
Main-Pressure Regulator And Lockup Shift, And Control Valve Body Assemblies - Repair And Rebuild Standards Cont.
Main-Pressure Regulator And Lockup Shift, And Control Valve Body Assemblies - Repair And Rebuild Standards Cont.
Output Pressure, And Brake Coolant Oil Pump Assemblies - Repair And Rebuild Standards
Left-Output Drive Assembly - Repair And Rebuild Standards
R I G H T - O U T P U T D R I V E A S S E M B L Y - R E P A I R A N D R E B U I L D S T A N D A R D S
R I G H T - O U T P U T D R I V E A S S E M B L Y - R E P A I R A N D R E B U I L D S T A N D A R D S Cont.
T A B L E V . S T A N D A R D T O R Q U E S P E C I F I C A T I O Ns
Appendix A References
Cleaning, Inspection, Repair, And Painting
Appendix B Expendable Supplies And Materials List
Section Ii. Expendable Supplies And Materials List
Index
Index Cont.
Index Cont.
Index Cont.
Index Cont.
Index Cont.
Index Cont.
Index Cont.
Figure 372.1. Model Xtg 411-4 Transmission And Later Models Of Xtg 411-2a — Area Of Hydraulic System Changes
Figure 372.1. Model Xtg 411-4 Transmission And Later Models Of Xtg 411-2a — Area Of Hydraulic System Changes Cont.
Figure 373.1. Addendum To Figure 373 (Fold-Out 2)
Figure 373.1. Addendum To Figure 373 (Fold-Out 2) Cont.
Figure 374.1. Addendum To Figure 374 (Fold-Out 3)
Figure 374.1. Addendum To Figure 374 (Fold-Out 3) Cont.
Figure 375.1. Addendum To Figure 375 (Fold-Out 4)
Figure 375.1. Addendum To Figure 375 (Fold-Out 4) Cont.
Figure 376.1. Addendum To Figure 376 (Fold-Out 5)
Figure 376.1. Addendum To Figure 376 (Fold-Out 5) Cont.
Figure 377.1. Addendum To Figure 377 (Fold-Out 6)
Figure 377.1. Addendum To Figure 377 (Fold-Out 6) Cont.
Addendum To Fold-Out 7
Fig. Transmission Rear Housing And Related Parts
Addendum To Fold-Out 8
Fig. Fold Out 9 Right Brake, Rear Planetary
Addendum To Fold=Out 9
Fig. Fold Out 10 Right Steer Clutch, Output Clutch End Cover
Addendum To Fold-Out 10
Fig. Foldout 11 Steer, And Relay Value Body Assembly
Addendum To Fold-Out 11
Fig. Foldout 12 Main Pressure Regulator And Lockup Shift And Control Valve Assembly
Addendum To Fold-Out 12
Figure 384. Foldout 1 3 Output Pressure And Brake Caolanl Oil Pump
Addendum To Fold-Out 13
The Metric System And Equivalents

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