IBM 6400 series Maintenance Manual page 228

Installation
1. Position the paper feed motor assembly on the right side plate and install
the motor mount bolts and nuts finger tight (page 285, Figure 50).
2. Connect the paper feed motor cable connector to connector P107, then
connect P107 to J107 on the controller board. (See page 198.)
3. Install the collar, paper feed motor pulley, and timing belt.
4. Align the paper feed motor pulley with the splined shaft pulley.
Make sure there is at least 0.040 inches (1.016 mm) of clearance
between the collar/pulley and the motor face plate.
5. Hold the collar snug against the motor pulley and torque the setscrew to
25
6. Using the straight end of a force gauge, apply 12 pounds (53.4 N) of
pressure to the paper feed motor. Use the splined shaft to steady the
gauge.
7. Reduce pressure to 9 pounds (40.0 N) and torque the motor mount
screws to 18
8. Snap the timing belt cover into the slots in the side plate.
9. Cabinet Model: Install the barrier shield and four screws. (See Figure 43,
page 269, items 3, 4, and 9.)
Pedestal Model: Install the barrier shield, paper guide, and four screws.
(See Figure 44, page 271, items 3, 4, and 5.)
10. Cabinet Model: Install the paper guide assembly (page 235).
Pedestal Model: Install the top cover assembly (page 210).
11. Return the printer to normal operation (page 159).
228
ATTENTION
2 inch-pounds (2.82 0.23 N m).
2 inch-pounds (1.36
Replacement Procedures and Illustrated Parts List
0.23 N m).