STEP 1 – PREPARING THE HOT TANK
IMPORTANT: Turn Hot Switch OFF before proceeding.
Dispense 1-2 gallons of water from hot system to cool hot tank, then
drain all water from the hot tank. Draining will require an
adequately-sized container or sink access.
Remove top and left side panel by removing 4 screws that hold
panels to frame.
Unlock the red hot tank latch by pulling tab out
Remove hot valve by pulling straight up
Remove overflow assembly by turning assembly counter-clockwise
and pulling straight up
NOTE: Some water may leak from bottom of overflow assembly once
removed from hot tank
STEP 2 – ADDING DESCALING SOLUTION
Fill squeeze bottle with desired descaling concentrate or solution
in recommended volume and pour into overflow hole in top of
hot tank.
Reinsert overflow assembly, rotate clockwise
Replace hot valve and lock red hot tank lock.
NOTE: Hot Tank will require approx. 40 fl. oz. (1.2L) to fill. If
Using concentrated Citric Acid, use only 5 fl. oz. (148ml).
Pull out to
unlock
Rotate counter
clockwise and pull up
Pull up to
remove
Descaling
solution
Push in
to lock
Push down and
rotate clockwise
Push down
to install
