14 FILTER INSTALLATION AND USER GUIDE BARRIE ● ONTARIO ● CANADA 705.733.8900 WWW.EXCALIBURWATER.COM TROUBLESHOOTING PROCEDURES Problem Possible Cause Solution 1. Unfiltered water is being delivered a. Bypass valve is open or faulty a. Fully close bypass valve or replace b. Water quality fluctuation b. Test water and adjust pre-treatment if exists c. Damaged seal c. Replace seal d. Fouled media bed d. Replace media bed 2. Water leaking at the top of the tank around the head a. Loose tank head a. Loosen and take out the inlet and outlet plumbing connections and then turn the head by holding the tank. (Just snug the head over the tank do not overtighten) 3. Water pressure decreased a. Plugged sediment filter (if exists) a. Replace the cartridge filter b. Pre-Treatment filters plugged b. Regenerate or replace the faulty pretreatment filters c. Fouled media bed c. Replace the media 4. Leaking bypass valve a. Faulty O-ring a. Replace or lubricate the O-rings b. Loose bypass valve plastic nuts b. Fasten the connection nuts with hands. (Never use pipe wrench to fasten or unfasten)
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