Mechanical Problems - Olivetti DP-670 Service Manual

3K5
1-4-4

Mechanical problems

Problem
(1)
No primary original feed.
(2)
Originals jam.
1-4-6
Causes/check procedures
The surfaces of the DP forwarding pulley, DP
feed pulley or DP separation pad are dirty
with paper powder.
Check if the DP forwarding pulley or the DP
feed pulley is deformed.
Electrical problem with the original feed
motor.
Originals outside the specifications are used.
The surfaces of the DP forwarding pulley, DP
original feed pulley or DP separation pad are
dirty with paper powder.
Check if the contact between the eject roller
and eject pulley is correct.
Check if the contact between the switchback
roller and switchback pulley is correct.
Check and clean them with isopropyl alcohol
if they are dirty.
If so, replace (see page 1-5-2).
See page 1-4-5.
Use only originals conforming to the specifi-
cations.
Check and clean them with isopropyl alcohol
if they are dirty.
Check visually and remedy if necessary.
Check visually and remedy if necessary.
Service Manual
Corrective measures
Y108671-9