Tally T6215, Maintenance Manual

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Chapter 4: Removing and Replacing Components
Step 7. Gently turn the upper drive shaft pulley (without the belt) manually until the
gauge or paper is snug.
Step 8. Install the upper drive belt, keeping the phasing gauge or paper snug.
Step 9. Loosen the screw still holding the paper drive motor in place. Adjust the
tension on the upper belt by pushing the drive motor down, then tighten the
screws.
Step 10. Check the tension of the belts using the Tension Gauge from the tool kit. First
put the Paper Tension Lever in the down position, as shown. Then place the
tension gauge on the belt, with the angled end on the paper drive pulley.
Adjust the paper drive motor positioning until the spring-loaded pin on the
top of the guage is in the correct position (see Figure 36).
Paper Tension Lever
Paper Drive Motor
and Pulley Assy
Tension Gauge
Upper Belt Nominal
Tension Gauge
Upper Drive Belt
Gauge
should be
within this
zone
Figure 36. Placing Tension Gauge