20
6.8 - Periodical Checks
Perform yearly or periodical checks at the beginning of the season, according
to the following:
1. Replace the 4X1.5V batteries at the beginning of every season or every six
months; refer to "
Batteries Removal & Replacement
".
2. Check the condition of the coarse screen. If damaged, replace according to
"
Coarse Screen Removal & Replacement
”.
3. Check the condition of the fine screen assembly. If damaged, replace
according to "
Fine Screen Assembly Removal & Replacement
".
4. Check the condition of the dirt collector bearing and screen bearing. If any
of the bearings have become misshaped, (oval), replace with a new one.
5. Check the mechanical condition of the hydraulic piston assembly. Verify
piston’s free movement. If damaged or deteriorated, replace according to
"
Hydraulic Piston Assembly Removal & Replacement
".
6. Check the dirt collector suction nozzles height (see table). If damaged,
replace according to "
Dirt Collector Removal & Replacement
".
7. Check the condition of the controller while operating with running water.
8. Check the filter housing for paint damage or corrosion. If required, clean
the area with sandpaper and apply a thin layer of basic + epoxy paint.
9. Check for leaks
Dirt Collector Suction Nozzles Height Table
Type Number
Nozzle Height
All filters
76mm
AF800N
Summary of Contents for AF800N Series
Page 17: ...17 Figure 8 Fine Screen Assembly Removal Replacement AF800N ...
Page 19: ...19 Figure 9 Dirt Collector Removal Replacement AF800N ...
Page 21: ...21 Figure 10 Periodic Checks AF800N ...
Page 27: ...27 8 IPB 8 AF800N ...
Page 36: ...36 DC MODEL GALSOL DC AF800N ...
Page 38: ...38 9 2 Control Loops Schematic Drawing ONE VALVE hydraulic Scheme DC1 10 CTRL AF800N AF800N ...
Page 39: ...39 ONE VALVE hydraulic Scheme AC1 10 CTRL AF800N AF800N ...