Table Of Contents - Bolens QS Series Service Manual

PAGE PAGE
GROUP I. GENERAL. .............•. 1-1 GROUP Ill. DRIVE TRAIN ........... 3-1
SERIAL NUMBER INFORMATION .. 1-1
SPECIFICATIONS ................ 1-2
MAINTENANCE CHART ........... 1-4
LUBRICATION POINTS ........... 1-5
LUBRICATION CHART ............ 1-6
GROUP II. ELECTRICAL SYSTEM ..... 2-1
TROUBLESHOOTING GUIDE ....... 2-1
ELECTRICAL WIRE COLOR GUIDE. 2-3
WIRING DIAGRAM 1660S/N 0100101
THRU 0199999 ................. 2-4
WIRING DIAGRAM 1660S/N 0200101
AND LATER ................ : . . 2-5
START AND RUN CIRCUIT 1660 .... 2-5
LIGHT CIRCUIT 1660S/N 0100101
THRU 0199999 ................. 2-6
LIGHT CIRCUIT 1660S/N 0200101
AND LATER ................... 2-7
CHARGING CIRCUIT 16600100101
THRU 0199999 ................. 2-6
CHARGING CIRCUIT 1660 0200101
AND LATER ................... 2-7
WIRING DIAGRAM 1666 S/N 0100101
THRU 0499999 ................. 2-8
WIRING DIAGRAM EARLY MODELS
1666 SERIAL NO'S 0600101 THRU 2-9
WIRING DIAGRAM EARLY MODELS
1666 SERIAL NO'S 0600101 THRU
0799999 ...................... 2-10
WIRING DIAGRAM 1666S/N 0600101
AND LATER .................. 2-11
LIGHT CIRCUIT 1666S/N 0100101
THRU 0499999 ................ 2-12
LIGHT CIRCUIT 1666 S/N 0500101
AND LATER .................. 2-12
START RUN CIRCUIT 1666
S/N 0100101 THRU 0499999 ..... 2-13
START RUN CIRCUIT 1666
S/N 0500101 AND LATER ....... 2-13
CHARGING CIRCUIT 1666S/N
0100101 THRU 0499999 ......... 2-14
CHARGING CIRCUIT 1666 S/N
0500101 THRU 0599999 ......... 2-14
CHARGING CIRCUIT 1666 S/N
0600101 AND LATER .... : ...... 2-15
PTO CLUTCH CIRCUIT 1666 S/N
0100101 TH R U 0499999 ......... 2-15
PTO CLUTCH CIRCUIT 1666 S/n
0500101 TH RU 0599999 ......... 2-16
PTO CLUTCH CIRCUIT 1666S/N
0600101 AND LATER ........... 2-16
SEAT SWITCH Cl RCUIT 1666 S/N
0500101 AND LATER ........... 2-17
TESTING ELECTRICAL SYSTEM ... 2-18
TROUBLESHOOTING GUIDE ....... 3-1
PRINCIPLE OF OPERATION ....... 3-2
HYDROSTATIC TRANSMISSION
FLOW CHART .................. 3-3
HYDROSTATIC IDENTIFICATION .. 3-4
TESTING HYDRO ................ 6-3
TRANSAXLE REMOVAL (EATON) .. 3-7
TRANSAXLE REMOVAL
(SUNSTRAND) ................ ,. 3-8
HYDRO REMOVAL ............... 3-9
HYDRO REPAIR (EATON ......... 3-10
HYDRO REPAIR (SUNSTRAND) ... 3-11
TRANSAXLE ................... 3-22
OIL SEAL INSTALLATION ........ 3-25
BEARING INSTALLATION ........ 3-28
HYDRO INSTALLATION ......... 3-29
TRANSAXLE REINSTALLATION
(EATON) ..................... 3-31
TRANSAXLE REINSTALLATION
(SUNSTRAND) ................. 3-32
GROUP IV. FUEL SYSTEM ....•.••••• 4-1
TROUBLESHOOTING GUIDE ....... 4-1
SERVICING ..................... 4-2
FUEL VALVE ................... 4-2
DUEL VALVE ................... 4-2
FUELFILTER .................•. 4-2
AIR CLEANER ................... 4-3
CARBURETOR ADJUSTMENTS ..... 4-4
GROUP V. CHASSIS ..••.•..••..••.• 5-1
STEERING ASSEMBLY .........•.. 5-1
HYDROSTATIC ADJUSTMENTS .... 5-4
BRAKE ASSEMBLY ............... 5-5
INTERLOCK SWITCHES ........... 5-6
POWER TAKE-OFF (P.T.O.) .....•.. 5-7
GROUP VI. HYDRAULIC SYSTEM ...•. 6-1
TROUBLESHOOTING GUIDE ....... 6-1
TESTING HYDRAULIC SYSTEM .... 6-3
HYDRAULIC POWER LIFT ......... 6-5
GROUP VII. ENGINE ......•••••.•... 7-1
TROUBLESHOOTING GUIDE ....... 7-1
QT-160NAN ENGINE ............. 7-3
QS-16 KOHLER ENGINE .......... 7-4
QT-17 KOHLER ENGINE .......... 7-5
GROUP VIII. TRACTOR ATTACH-
MENTS .................•..... 8-1
MOWER DECKS ................. 8-1
SNOW THROWERS .............. 8-5
TILLERS . . . . . . . . . . . . . . . . . . . . . . . 8-7