Troubleshooting - Gfp 44TH Operating Manual

23. Troubleshooting

Problems
Machine does not turn on
Rollers do not turn after
"FWD" button is pressed
Poor film adhesion or cloudy
prints
Poor film adhesion on one
side
Film supply roll gets loose
during operation
Release liner gets loose when
being rewound
Wrinkles in web both on top
and bottom
Causes
1. No power supply
2. Main power switch is OFF
3. Circuit breaker has tripped
4. Blown main power fuse
5. Motor has failed
1. Emergency switch is engaged
2. Excess roller nip pressure
1. Nip roller pressure too low
2. Dust on the surface of the print
3. Not hot enough if using thermal
film
1. Nip roller pressure on the two sides
is not even
1. Not enough brake tension on
supply roll
1. Not enough brake tension on the
release liner rewind shaft
1. Too much nip roller pressure
22
Gfp 44TH October 2017
Solutions
1. Plug in power cord
2. Place power switch to ON
3. Reset circuit breaker
4. Replace fuse on rear panel
5. Change the electric motor
1. Disengage emergency switch
2. Reduce the nip pressure of
the rubber rollers
1. Increase nip roller pressure
2. Clean print surface before
lamination
3. Increase the temperature
1. See "Roller gap adjustment"
1. Increase brake tension on
supply roll
1. Increase brake tension on
release liner rewind shaft
1. Reduce nip pressure with
hand wheel