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12H-M12M0-0309-0
q Set the drive belt on the paper feed clutch unit, and
secure the bracket.
“2-1-6. Attaching the paper feed clutch unit”
w Loosen the two screws securing the main motor and
adjust the tension of the belt so that it slacks by 3 to 5
mm (0.12" to 0.20") when a pressure of 3 N (306 gf) is
applied to the belt using a 5 N (510 gf) tension gauge.
2-1-3. Adjusting the tension of the main drive timing belt
Inappropriate tension of the belt may cause such problems as noise, slips, etc.
SeeSee