Punch Unit Drive - Gestetner A294 Service Manual

2.9 PUNCH UNIT DRIVE

The punch unit makes 2 or 3 holes (depending on the type of punch unit) at the
trailing edge of the paper.
The punch unit is driven by the punch motor [A]. The punch motor turns on 78 ms
after the trailing edge of the paper passes through the entrance sensor [B], and
makes the punch holes.
The home position is detected by the punch HP sensor [C]. When the cut-out in the
punch shaft gear disk [D] enters the punch HP sensor, the punch motor stops.
The punch position is adjusted as follows:
• Right to left: SP mode
• Front to rear: Spacers
SM
CÓPIA NÃO CONTROLADA
[C]
8-17
CÓPIA NÃO CONTROLADA
PUNCH UNIT DRIVE
[D]
[A]
[B]
B302D001.WMF
A294/A295