Table Of Contents - Bolens DuraTrac DGT 1800 Service Manual

TABLE OF CONTENTS
5100 SERIES
TRACTOR
Rev. 3/92
PAGE
PAGE
SECTION I. GENERAL .......................... 1-1
SECTION V. CHASSIS ........................... 5-1
IDENTIFICATION NUMBERS ................. 1-1
FRONT WHEEL ALIGNMENT ................ 5-1
SPECIFICATIONS .................................. 1-2 FRONT AXLE ADJUSTMENT ................ 5-1
MAINTENANCE CHART ........................ 1-4 STEERING ASSEMBLY , ........................ 5-1
TORQUE VALUES FOR HEX
STEERING ASSEMBLY-POWER
SCREWS ............................................. 1-6 ASSIST ................................................... 5-3
LUBRICATION CHART
FRONT WHEEL BEARINGS .................. 5-4
(5117H) ................................................ 1-7 BRAKE ADJUSTMENTS ........................ 5-6
LUBRICATION CHART HYDROSTATIC DRIVE
(5118H, 5118HS & 5120H) ................... 1-8
ADJUSTMENTS ..................................... 5-6
SECTION II. ELECTRICAL SYSTEM .... 2-1
TROUBLESHOOTING GUIDE ............... 2-1
INTERLOCK SWITCHJ=S ....................... 5-9
P/~~ //~ LJ/tet...~e;f
G-1
SECTION VI. HYDRAULIC SYSTEM •..•. 6·1
WIRE COLOR CODE ............................. 2-3 PRINCIPLE OF OPERATION ................. 6-1
WIRING DIAGRAMS .............................. 2-4
TROUBLESHOOTING GUIDE ............... 6-4
TESTING ELECTRICAL SYSTEM ......... 2-16 HYDRAULIC TEST PROCEDURES ...... 6-5
HYDRAULIC FILTER .............................. 6-8
SECTION Ill. DRIVE TRAIN ................... 3-1 HYDRAULIC POWER LIFT .................... 6-8
TROUBLESHOOTING GUIDE ............... 3-1
SINGLE-SPOOL VALVE REPAIR ........... 6-10
HYDROSTATIC REPAIR ......................... 3-2 TWO-SPOOL VALVE REPAIR ................ 6-11
HYDROSTATIC BREAKDOWN .............. 3-3 HYDRAULIC SYSTEM SCHEMATICS ... 6-12
HYDROSTATIC REMOVAL AND
RE-INSTALLATION ................................. 3-4 SECTION VII. ENGINE ........................... 7-1
TRANSAXLE REMOVAL ........................ 3-6
TROUBLE SHOOTING GUIDE .............. 7-1
TRANSAXLE DISASSEMBLY ................ 3-10 ENGINE REMOVAL-GAS ..................... 7-2
DIFFERENTIAL DISASSEMBLY ............ 3-12 ENGINE INSTALLATION-GAS ............. 7-5
TRANSAXLE RE-ASSEMBLY ................ 3-13 STARTER REMOVAL AND
PLANETARY REPAIR ............................. 3-14
INSTALLATION-GAS ............................ 7-7
TRANSAXLE RE-INSTALLATION .......... 3-20 ENGINE REMOVAL-DIESEL ............... 7-9
ENGINE INSTALLATION-· DIESEL. ....... 7-12
SECTION IV; FUEL SYSTEM ................ .4-1
PTO CLUTCH REMOVAUINSTALLATION
TROUBLESHOOTING GUIDE-GAS ... .4-1 AND BELT REPLACEMENT ................... 7-14.
FUEL TANK AND VALVE-GAS ............. 4-2
PTO CLUTCH TROUBLESHOOTING .... 7-17
FUEL FILTER-GAS ............................. .4-2
PTO CLUTCH MAINTENANCE .............. 7-17
AIR CLEANER-GAS ............................ A-2
CARBURETOR ADJUSTMENTS
SECTION VIII. TRACTOR
-GAS ..................................................... 4-3
ATIACHMENTS ..................................... 8-1
TROUBLESHOOTING GUIDE
MOWERS ............................ ; .................. 8-1
-DIESEL. ............................................... 4-4
TILLER .................................................... 8-5
FUEL TANK AND VALVE-DIESEL ...... .4-5
SNOWTHROWERS ................................ 8-7
FUEL FILTER-DIESEL ........................ .4-5
AIR FILTER-DIESEL ........................... .4-5