Pentair FLECK 9100 SXT Installer Manual page 81

9.4.7.3 Valve produced from November 2009 until April 2015
Info
The seal & spacer cartridge for downflow and upflow are different. Upflow valves still
have the two pieces end cap and requires all the seals.
Caution - material
Risk of damage due to bad component or wrong lubricant use !
One of the seals contained in the cartridge will not be used for downflow.
For downflow, using this extra seal may damage the valve and its components.
Do not use petroleum-based lubricants such as Vaseline, oils, or hydrocarbon-
basedlubricants.
Do not use silicon grease.
Use only P-80® Emulsion lubricant (water based lubricant) !
1. Remove the lower piston, see Lower piston and/or front side seal and spacer kit replacement
[ → Page 76].
2. Using a 8 mm wrench or flat screwdriver, unscrew (3) and remove the end cap (4)
(PN BR42278).
3. Using the puller (1), remove a spacer (7).
4. Using a small hook, remove a seal (6).
5. Repeat the two previous steps for all the seals and spacers.
6. Lubricate all seals (6) with approved lubricant only.
7. Put back a new seal (6) using the stuffer (2).
8. Put back the new plain spacer (8) using the stuffer (2).
9. Put back a new seal (6) using the stuffer (2).
10. Put back a new spacer (7) using the stuffer (2).
11. Repeat the two previous steps for all the seals and spacers.
12. Lubricate the end cap o-ring (3).
13. Put back the end cap (4) and screw (3) using an 8 mm wrench or flat screwdriver.
14. Put back the lower piston, see Lower piston and/or front side seal and spacer kit
replacement [ → Page 76].
Ref. MKT-IM-004 / E - 06.10.2020
Installer manual Fleck 9100 SXT - Maintenance
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