Troy-Bilt 640C, 644A manual A J B, Install Forward

A

J

B

Fig. 2.2: Attachhandlebar.

drive pin (M) through the wheel shaft only (not through the wheel hub). Secure the wheel drive pin with the hairpin cotter (L), pushing the hairpincotter in as far as it will go. The wheel should now spin freely

(freewheel) on the wheel shaft. Repeat with the other wheel.

4.Usethe handlebarto roll the tiller to a flat area.

IMPORTANT: Beforestarting the engine, the wheels must beplaced in the WHEEL DRIVEposition (pins through wheel hubs andwheel shaft). This procedure is describedin WheelDrive Pinsin Section3.

°-! °

Fig. 2-3: Wheel in FREEWHEELposition

STEP 4: INSTALL FORWARD

CLUTCH CABLE

1.Carefully unwrap the forward clutch ca- ble(cable without an attached knob) from its shipping position and slide the thin ca- blewire (T,Fig. 2-4) into the slot in the ca- blebracket. Push the cable connector (U, Fig. 2-4) upthrough the holein the bracket until the groove in the connector snaps into place.

2.Threadthe #10-24 hex nut (Z, Fig. 2-5) halfway onto the screw (V) which runs through the spring (W, Fig. 2-5).

3.Threadthe screw (V) into the cable ad- juster (X).

Fig. 2-4: Installing forward clutchcable bracketand cable.