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13
Maintenance: Clean the filter screens
CAUTION: Turn off the water to the valve, either at the main or with the service stops,
before beginning.
Remove the handle and escutcheon.
Grasp the wrench flats on the stop unit with an
adjustable wrench.
Hold the stop unit steady. Use a second adjust-
able wrench or 17 mm deep socket wrench to
unscrew and remove the thermostatic cartridge.
Failure to hold the stop unit steady
while removing or replacing the
thermostat cartridge will result in
damage to the stop unit.
Rinse the debris from the filters. Scrub gently with
a soft toothbrush if necessary. Do not remove the
screens.
Lubricate the o-rings with white plumbers’ grease.
Hold the stop unit steady. Reinstall and tighten the
thermostatic cartridge.
Install the escutcheon. Justify and install the
handle.
wrench flat
stop unit
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