Troy-Bilt 664D Tiller User Manual


 
Models664D & E666M I
DRIVESHAFT,INPUTPINIONSHAFTandGEARASSEMBLIES
MAIN DRIVE SHAFT ASSEMBLY
//
19
INPU[ PINIONSHAF1 &
GEARASSEMBLY
REF. PART
NO. NO. DESCRIPTION QTY.
1
2
3
4
5
5
5
GW-1714
GW-20718
GW-9301
GW-20912
GW-1224-1
GW-1224-2
GW-1224-3
GW-1325C
MAIN DRIVESHAFT
Bearing,TaperedRoller with Race.... 1
Spur Gear.......................................... 1
Key,3/16 sq. x 1 ............................... 1
Main DriveShaft (Drive shaft is one-
piecewith integral, single-lead,
work-hardened front worm, and
integral,six-lead, work-hardened
rear worm. Also includes pressed-
on GW-1714and GW-9301).......... 1
Shim, RearBearingCap,.010" thick
(seeNotebelow) ........................... A/R
Shim, sameasabove, but .030"thick
(seeNote)...................................... A/R
Shim, sameasabove, but .005"thick
(seeNote)...................................... A/R
Shim Set (IncLtwo GW-1224-1; two
1224-2 andone GW-1224-3) ........ A/R
REF. PART
NO. NO. DESCRIPTION QTY.
INPUTPINIONSHAFT& GEARASSEMBLY
6 GW-9572 HexHd.Screw, 5/16-24 x 1-1/8". ..... 1
7 GW-9944 Washer, Disc Spring (concave
surface faces pulley)...................... 1
8 1108841 Key,3/16 sq. x 1-1/2......................... 1
9 1916522 Transmission Drive Pulley................. 1
10 GW-1440 Support Washer................................ 1
11 721-04044 Oil Seal, input Pinion Shaft................ 1
12 1113527 RetainingRing (external) .................. 1
13 GW-9953 Thrust Washer................................... 2
14 GW-9428 Bushing............................................. 1
15 GW-9677 Set Screw, 5/16-18 x 3/8". ................ 1
16 GW-20791 input Pinion (steel shaft)................... 1
17 GW-20792 input Pinion Gear.............................. 1
18 GW-9093 RetainingRing (external) I................. 1
19 GW-20799 PinionAssy. (Incl. one eachRefs. 16,
20 GW-9517
17and18......................................A/R
RetainingRing (internal).................. 1
NOTE:Shim betweendrive shaft rear bearing and rear bearing cap to achieve5-to-10 thousandths of an inch (.005-.010) end play on drive shaft.
A/R - As Required
* Specify GRADE5if ordering part locally.