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2-56 Service Manual
4085-001
Index Motor Service Check
Sensor Checks
See “Diagnostics (Mode 2) - Input Tray Tests” on page 3-27 and
“Diagnostics (Mode 2) - Base Sensor Tests” on page 3-29 .
FRU Action
1 Index Motor Check the following motor pins for approximately
12.5 ohms:
(J16-1) and (J16-2)
If reading is incorrect, replace the index motor.
See the “Index Motor Assembly Removal” on
page 4-33 .
2 Gears Check the gears for proper alignment, chipped
teeth, loose motor, missing gear clip or worn
gears.
3 Sensor See “Index System Test” on page 3-33 .