Chapter 5
Maintenance and Repair Notes
UFD Applicator, Manual 40-43, Rev. 6.16 Page 49
5.11 Maintenance plan
• Heed all security advices given in Chapter 5.1.
• Use only original parts from ITW Dynatec, otherwise ITW Dynatec’s warranty is void!
• Please use only the indicated lubricants and keep the prescribed maintenance
intervals. Consider in addition the enclosed regulations of manufactures (if
applicable).
• Punctual and conscientious maintenance of the unit secures not only a trouble free
function, but prevents also for expensive repair costs.
• After maintenance work, remove all materials and tools used during the repair or
maintenance from the workspace of the unit.
• Place a heat-resistant catchment container/underlay under the components. Hot
adhesive may come out.
• Use only lint-free cleaning cloth and suitable cleaner for cleaning! Do not damage
surfaces! Do not scratch above them with sharp-edged tools, otherwise the
components will get leaky and inoperable!
Maintenance plan:
Operating time/
frequency
Inspection point / maintenance notes
• Remove dropped out adhesive and scrap adhesive and search for the cause
of that, eliminate the cause.
• Clean the Applicator and components from dirt.
• Wipe the Applicator clean of adhesive with a clean cloth while still hot at the
• Check filters for clogging and replace if necessary.
• Check modules on Applicator if leaky and replace if necessary.
Check weep holes on modules if adhesive is leaking and replace seal
cartridge or module if necessary.
• Check nozzles for wearing or clogging and clean or replace if necessary, or
re-adjust stroke limiter.
• Check adhesive supply hose connection and tighten if loose.
• Check air supply connections for leaks and tighten if loose or replace if
necessary.
• Check the solenoid valves for proper function and replace it if necessary.
• Due to temperature differences a loosening of threads (threaded
connections) is possible. Check all parts with threads, all screw fittings and
fasteners for tightness and tighten them if necessary.
• Clean the Applicator.
• Complete check-up for wearing.
• Complete maintenance.