Johnson & Starley Thermistors
The thermistor increases the current resistance as it gets colder The printed circuit board sends a current to the thermistor and can tell whether a decrease or increase in heat is needed by the relative resistance provided by the thermistor.
JOHNSON AND STARLEY 1000-0522645 SENSOR - FLUE TEMPERATURE
Part No: 1690381 / MPN: 1000-0522645
JOHNSON AND STARLEY 1000-0522605 SENSOR - DHW TEMPERATURE
Part No: 1690310 / MPN: 1000-0522605
JOHNSON & STARLEY 1000-0301625 SENSOR - DHW FLOW
Part No: 1690651 / MPN: 1000-0301625
JOHNSON AND STARLEY 1000-0020325 PRESSURE SENSOR
Part No: 1691886 / MPN: 1000-0020325
JOHNSON AND STARLEY 1000-0522595 SENSOR - WATER TEMPERATURE
Part No: 1690320 / MPN: 1000-0522595
JNST 1000-0302195 DHW TEMPERATURE SENSOR (SPARE)
Part No: 1693810 / MPN: 1000-0302195
JOHNSON AND STARLEY S00076 AIR FLOW SENSOR (MAF)
Part No: 1690802 / MPN: S00076
JOHNSON AND STARLEY 1000-0520920 OVERHEAT CUT OFF SWITCH
Part No: 1690315 / MPN: 1000-0520920
JOHNSON AND STARLEY 1000-0506735 OVERHEAT STAT (PRE-UPGRADE ONLY)
Part No: 1690709 / MPN: 1000-0506735
JOHNSON & STARLEY 1000-0301765 KIT- HALL EFFECT SENSOR (RENO)
Part No: 1691968 / MPN: 1000-0301765
JOHNSON & STARLEY SENSOR -PRESSURE -CH
Part No: 1690687 / MPN: 1000-0019045
JOHNSON AND STARLEY 1000-0519750 PTC PROBE
Part No: 1690671 / MPN: 1000-0519750