2. The lamp indicated the correct pre-stretch percentage
LOW RATIO
HIGH RATIO
NOTE:) There are two sets of pre- stretch percentage, one is 300% & 230%, the other
is 250% & 200%.
Illustration for film threading
1. OPEN THE SECURITY DOOR FIRST.
2. Make sure the film go through C roller.
3. CLOSE THE SECURITY DOOR
SECURITY DOOR
FILM
A
FILM
B
C