Watts Dormont SmartSense V1-TS Instructions D'installation page 8

Installation Steps: cont'd.
! WARNING
Do not remove gas supply valve.
a. Hold the gas shut-off valve with an adjustable wrench.
b. Use another adjustable wrench to loosen the nut of the connector attached to the valve.
c. Detach connector from supply valve. (If present).
5. ALWAYS replace your appliance connector with a new connector before installing an EFV-TSO.
6. Remove adapter fitting attached to the gas shut off valve (if present) as follows:
a. Hold the gas shut-off valve with an adjustable wrench.
b. Use another adjustable wrench to loosen the adapter fitting attached to the gas shut off valve (if present).
c. Detach this adapter fitting.
7. Clean the pipe threads of the gas shut off valve to ensure the threads are free of debris such as metal shavings, rust,
dirt, old pipe sealant or tape.
! WARNING
Any debris that remains could cause the EFV-TSO not to function.
8. Hold the flare end of your new EFV-TSO in your hand and apply thread sealant to the NPT thread on the opposite end
of this EFV-TSO. DO NOT use thread sealant on Flare End of EFV-TSO.
• If using pipe dope: apply a liberal amount of pipe thread sealant to half the length of the male pipe thread starting at
the opening. Smooth the pipe thread sealant with the finger of your opposite hand (or a small brush). BE SURE NOT to
get thread sealant inside the EFV-TSO.
• If using PTFE (Teflon®) tape: apply the tape in a clockwise direction starting at the opening of the EFV-TSO. Wrap
3-4 times and snap in a clockwise direction to break the tape. Smooth the end of the tape on the EFV-TSO male pipe
threads.
[Insert drawing of EFV-TSO from original document]
NPT THREAD S
Apply thread sealant
9. Thread the EFV-TSO into / onto the gas shut-off valve. Tighten by hand.
10. Hold the gas shut-off valve with an adjustable wrench. Using another adjustable wrench, turn the EFV-TSO in a
clockwise direction to tighten it into the gas shut-off valve.
FLARE END
DO NOT Apply
thread sealant