Sharp AR-280 Service Manual page 142

(2) Upper/lower cassettes
No. Name
1 Rollers
2 Brake spring
3 Torque limiter
Cycle
Work item
AR-335
Clean 80 K
Check 80 K
Replace 80 K or
2 years
Check 80 K
Lubricate 160 K
Clean 160 K
Check 80 K
Lubricate 160 K
Clean 160 K
9 – 11
1
1
2
3
Model
AR-405
90 K
90 K
90 K or Reference: paper fed port counter
2 years
90 K
180 K
180 K
90 K
180 K
180 K
AR-405
Remark
1/21/1999