HEATERRTDHEATER51 2 34Repair 7-7Part 237478_03 2012 Nordson Corporation8. Cut off the eyelets on all the leads and discard the old heater cartridgeand leads.9. Install the new heater cartridge as follows:a. Trim the new heater cartridge leads to match the old lead length.b. Strip about 6 mm (1 /4 in.) of jacket off all the leads.c. Take one lead from each heater, twist them together, and crimp theminto an eyelet. Be sure the heater leads are connected as shown inFigure7‐7.d. Insert the eyelets into the terminal block and tighten the terminal blockscrews. Orient the terminal block such that the screws face theservice block, not the service block cover.e. Insert the heater cartridges into the service block heater cartridgebores.Figure 7‐7 Cleaning an ExtrusionNozzle1. Heater cartridge leads2. Terminal block3. Cordset leads4. Service block5. Heater cartridge bores10. Being careful not to pinch the wires, replace the service block cover andsecure it with the cover screws.11. Reconnect the gun‐to‐hose electrical connection.12. Restore the system to normal operation by following the instructions inthe applicator product manual.
