![background image](http://html1.mh-extra.com/html/valco-melton/d-90/d-90_manual_849616092.webp)
7-3
Valco Melton
Section 7 – Maintenance
MM125 - D-90 Hot Melt Unit
4.
Use a rag or towel to remove debris buildup on the filter screen,
or replace the screen as follows:
WARNING!
WARNING!
WARNING!
WARNING!
WARNING!
Wear heat-resistant gloves and safety glasses when
performing this procedure.
a. Remove the screw at the bottom.
b. Pull the screen out.
5.
Check the condition of the filter assembly O-rings. Replace them
if necessary (refer to
Section 10 - Part Numbers List).
6.
Insert the clean filter back into the block.
7.
Tighten the filter cap.
Figure 7-2. Replacing the Tank Inlet Filter
Replacing the
Tank Inlet
Filter
The optional tanlk inlet filter should be cleaned or replaced periodically to
prevent adhesive flow restriction, due to debris buildup.
Clean or replace the filter as follows:
1.
Turn the Drum Unloader pump OFF.
CAUTION!
CAUTION!
CAUTION!
CAUTION!
CAUTION!
Make sure the the tank inlet filter block is up to
temperature. Removing the filter while the filter block is
cold could result in damage to seals and the filter
screen.
2.
Open the lid to access the filter cap.
3.
Use a 3/4” wrench to loosen the filter cap, rotating it, slowly,
counter-clockwise.
Summary of Contents for D-90
Page 29: ...4 5 ValcoMelton Section 4 Installation MM125 D 90 Hot Melt Unit Electrical Panel ...
Page 49: ...5 10 Valco Cincinnati Inc Section 5 Setup MM125 D 90 Hot Melt Unit Set Language Continued ...
Page 50: ...5 11 Valco Cincinnati Inc Section 5 Setup MM125 D 90 Hot Melt Unit Set Temperature Units ...
Page 56: ...5 17 Valco Cincinnati Inc Section 5 Setup MM125 D 90 Hot Melt Unit Ready Delay Time Continued ...
Page 73: ...5 34 Valco Cincinnati Inc Section 5 Setup MM125 D 90 Hot Melt Unit Sequential Start Valve ...
Page 146: ...C 2 ValcoMelton Appendix C Schematics MM125 D 90 Hot Melt Unit 240V 3Ø 029XX435 ...
Page 147: ...C 3 ValcoMelton Appendix C Schematics MM125 D 90 Hot Melt Unit 240V 3Ø 029XX435 ...
Page 148: ...C 4 ValcoMelton Appendix C Schematics MM125 D 90 Hot Melt Unit ...
Page 149: ...C 5 ValcoMelton Appendix C Schematics MM125 D 90 Hot Melt Unit ...
Page 150: ...C 6 ValcoMelton Appendix C Schematics MM125 D 90 Hot Melt Unit ...