MNL- 0345
Page 82 Section 4 Base Edition
4.2.2.2 Cartridge Replacement
To change the cartridge, proceed as follows. See Figure 4.2-3
1. Disconnect the power and shut off the inlet supply line, if applicable.
2. Depressurize the system by means of the bleed valve.
3. Unscrew the chamber head using the special wrench supplied.
4. Pull out the cartridge using the lifting ring on top of the cartridge.
5. Dry the inside of the chamber with a clean cloth and check for corrosion.
6. Replace all corroded parts with new BAUER parts.
7. Remove the shipping covering and the protective cap from the bottom of the cartridge.
8. Lubricate the O-rings with white petroleum jelly. Apply sparingly.
9. Install the new cartridge. Be sure the cartridge snaps into place.
10. Reinstall the chamber head.
11. Close the bleed valve, restore the power and reconnect the inlet supply line, if applicable.
4.2.2.3 Leaking at the Safety Bore
1. Remove the cartridge following steps 1. to 4. in Paragaph 4.2.2.2.
2. Install cartridge if missing.
3. Remove cartridge and inspect O-rings.
4. Replace O-rings if necessary.
5. Ensure protective caps and devices have all been removed.
6. Replace cartridge following steps 8. to 11. in Paragaph 4.2.2.2
Figure 4.2-3 Cartridge Replacement
NOTE
If air is detected bleeding out from the bottom of the chamber, the cartridge has not been installed
properly or is missing. Follow the instructions in Paragaph 4.2.2.2.
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