Item Number Description Part Number Replacement Kit Number
300 Manual air vent 180-258 P-1219
310 Sight glass kit 500-117 P-107A
320 Ignitor 240-153 P-1213
Ignitor cable 200-154 P-358
Item
Number
Description Part Number
Replacement Part
Number
350 Low water cut-off probe 240-143 P-9078
360 Supply Water temperature
sensor
240-159 P-1225
370 Tridicator - field installed 180-283 P-1234
380 Relief valve - field installed 180-279 P-1205
390 Vent stack temperature sensor 240-132 P-361
400 Return water temperature 240-160 P-1226