Installation Procedure - Toto TSST Installation And Owner's Manual

1/2” thermostatic mixing valve (rough valve only)

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Installation and owner's manual (13 pages)

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CAUTION: RISK OF PERSONAL INJURY.

When this valve is installed, it must be calibrated to minimize the risk of

scalding after calibration� The maximum water temperature should never

exceed 120°F (49°C)�

1) Turn off the main water supply�

2) Plumb the valve so that outside of

the finished wall lands between

the max and min indicated on the

plaster guard� (i�e� A=2-1/2" to

3-3/4" [65-95mm]� See where "A"

is located on Illustration 2 below�)

3) Connect the hot water supply to

the left inlet marked "H" and the

cold water supply to the right inlet

marked "C"�

4) Secure the pipes and the valve to

the frame�

5) Remove the plaster guard from

the valve� Use the plaster guard to

trace the cut-out opening�

6) Reattach the plaster guard to the

valve� Do not remove the guard

again until you are ready to install

the trim�

7) Finish the wall�