Janfire NH Installation And Servicing Instructions page 13

PT100 Sensor
Fig. 6 – Well Assembly
9. Route the outdoor sensor to a location on the north side of the house. Splice in shielded low voltage
wire if additional length is required. Make sure to locate the sensing element out of direct sunlight, away
from rain and direct weather exposure and well above the snow line.
NOTE: A manual reset high limit temperature control must be used as an additional safety control in addition
to the PT-100 burner controller. The manual reset high limit control will shut down the electrical supply to
the burner during a high temperature condition. Refer to Fig. 15, pg. 37 for wiring instructions.
All electrical installation and service should be carried out by qualified personnel and in accordance to local
standards and codes.
Janfire NH Burner Service Installation Manual 4.16.09 - Technical specifications are subject to change without prior
notice.
Aquastat bulb
Corrugated spacer
Pie shaped spacer
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