800-235-8090

800-235-8090
sales@keystoneparts.com

Thursday, March 21, 2019

Graco® Invisipac Error Code T2D(Z)




If your Invisipac is displaying an Error Code of T2D(Z)
there are 3 possible issues:
  • ·         Glue applicator RTD has failed
  • ·         Hose RTD has failed
  • ·         Melter RTD has failed
If the hose RTD has failed, the solution is to replace the hose.
If the glue applicator RTD has failed, the solution is to replace the cordset containing the RTD sensor.
If the melter RTD has failed, follow steps below to change RTD sensor.


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Turn main power switch OFF.
Remove electrical enclosure door (332) 
and remove melter control connector from 
AMZ #1 daughter board.
Remove temperature sensor (RTD) leads 
from connector as shown.  
Use a 3/8 in. socket to remove four screws (336)
from melter shroud (331) and remove shroud.
Remove screw (RS) holding temperature 
sensor (RTD) and remove sensor from melter manifold.
Pull leads through grommet (13) in the 
side of electrical enclosure.
Replace new temperature sensor (RTD) 
and thread in holding screw (RS). 
Torque to 7-10 in-lb (0.7-1.0 N•m).
Insert sensor leads into side of electrical 
enclosure though grommet (13).
Tighten temperature sensor leads into connector.
Reconnect connector back into AMZ #1.

     

If you need assistance or need parts, please contact us.
800-235-8090

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