HI, MI, WI-700 service manual - 4 –servicing
4-54 Issue 9 04/2020
Signature labeller - air cylinder position on head assembly
With the thermal head in its locked down position there should be a small gap (approx. 1mm) between the
cylinder rod end cap and the head adjustment block
Small gap (approx. 1mm) in
this position
With the thermal head in its locked down position,
loosen the large nut at the top of the air cylinder
Screw the air cylinder down until it just touches the
head adjustment block then back off cylinder 1/2
turn to leave a small gap between rod end cap &
head adjustment block
With the air cylinder adjusted correctly, if the
thermal head is lifted as shown below there should
be a small amount (approx. 1mm) of movement
upwards until it touches the rod end cap
Small gap
here after
adjusting
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