If the valve is leaking through or failing to open despite the coil receiving proper voltage and creating a magnetic field

repeatable resistance-to-temperature tracking across a wide operating range

it is professional practice to test the lamp and inspect the socket for signs of arcing before concluding the ballast is the sole point of failure

the assembly features a 34-1/8 inch lead length and a 1-1/2 inch thermopile element

you must also replace any snap-on auxiliary contacts with current TeSys Deca series accessories to ensure proper mechanical engagement

Conbraco 50-603-02 Gas Cock R-410A If the valve is leakingConbraco 50 603 02 1 1 2" female npt Bronze Gas Cock with X Handle Position and 1 8" npt pilot tapping on both sides with plug on one side rated for 1 2 PSI up to 3,700,000 btu hr?