User Manual

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Chapter 6 - Sprague GPR Index Cover & GPR Install Landis+Gyr
72 98-1135 Rev AB Installation Guide
4. Position the screw-bearing notched wheel half for installation by sliding it downward over the
index proving/test pointer tip as shown in Figure 6 - 7. If present, the two alignment slots and
pointer notch must be visible on top of the wheel half.
Figure 6 - 7. Slide Screw-bearing Notched Wheel Half over Index Proving/Test Pointer Tip
5. Position the threaded wheel half against the rounded end of the index pointer. Use a small
Phillips-type screwdriver and turn each screw a few turns until they begin to thread into the
threaded wheel half. Do not tighten the screws.
Figure 6 - 8. Thread Screws Into threaded Wheel Half
6. Insert the 0.030 inch thick spacer shim beneath the Front mount dial wheel as shown in Figure 6
- 9. Hold the dial wheel as shown. Tighten each screw a few turns at a time so that the two wheel
halves remain parallel with each other. Tighten the screws to 1.2 ± 0.1 inch-lbs. Remove the
spacer shim.
U WARNING: The main index drive shaft must remain free to rotate while the wheel screws are
tightened to prevent damage to the index pointer and pointer shaft.