Comco Inc.
iii
Issue Date: January 2009
Table of Contents
Chapter 4: Maintenance
............................................................................4-1
This chapter tells you what you need to do to keep the
DirectFlo operating properly.
Normal Maintenance .................................................................................. 4-2
Table 4-1, Maintenance Intervals ................................................... 4-3
Parts Subject to Normal Wear .................................................................... 4-4
Figure 4-1, Moving the Hose in the Vent Pinch ............................... 4-4
General Maintenance ................................................................................. 4-7
Figure 4-2, Regular Maintenance Items .......................................... 4-8
Auxiliary Equipment ................................................................................... 4-9
Moisture ..................................................................................................... 4-10
Chapter 5: Trouble-shooting and Repair
.................................................5-1
This chapter tells you what to do if you have a problem with
the DirectFlo.
Trouble-shooting ........................................................................................ 5-2
Customer Service ...................................................................................... 5-2
How to Order Replacement Parts .............................................................. 5-3
Common Problems, Causes, and Solutions ............................................... 5-4
Table 5-1, No Air Flow .................................................................... 5-4
Table 5-2, No Abrasive Flow .......................................................... 5-5
Clogging .................................................................................................... 5-6
Tank Cover ................................................................................................ 5-7
Replacing the Abrasive Hose and Fittings .................................................. 5-8
Figure 5-1 ....................................................................................... 5-9
Inspecting and Repairing the PowderGate ................................................. 5-13
Figure 5-2 ....................................................................................... 5-13
Inspecting and Repairing the Modulator ..................................................... 5-15
Figure 5-3, Modulator Assembly ..................................................... 5-16
Air Pressure Regulator ............................................................................... 5-17
Chapter 6: Optional Equipment and Manual Supplements
....................6-1
This chapter details optional equipment available on the DirectFlo,
and the use and servicing of these options.
Appendices
This appendix presents parts lists, drawings and schematics
for the DirectFlo DF1400.
Appendix A: Parts Lists ........................................................................................ A-1
Major Assemblies and Principal Parts ........................................................ A-2
Standard Accessory Parts .......................................................................... A-5
Recommended Spares .............................................................................. A-6
Appendix B: Drawings and Schematics ................................................................ B-1
