IBM 4247 Maintenance Information page 314

Rear
Paper
Paper
Door
Bail
Tractor
Assembly
Upper
Feed
Roller
Platen
Figure 68. Front Push-Pull Path Overview. (Viewed From Left Side)
4. Ensure that the rear tractor assembly is in pull mode.
To put the tractor assembly in pull mode, pull the two levers on the back and pivot the part that mounts to the
printer until it detents (approximately 45 degrees).
5. Ensure the rear tractor push-pull selector is set correctly.
To set the rear tractor for the pull forms path, pull the push-pull selector toward the front of the printer until the
gear shafts are completely at the bottom of the slots in the selector. See Figure 67 on page 313 and
Figure 60 on page 306.
6. Inspect the following parts for wear, damage, or binds. Use knob (PN 08H7271), if available, to hand cycle the
paper feed mechanism to observe the parts. The knob installs on the left end of the platen shaft. Install new
parts, as needed.
v Upper feed roller gear
v Idler gear
v Pull selector gear
v Tractor assembly gears
Tractor
Assembly
Chapter 5. Removals and Adjustments
314