Suburban Furnace Model NT-24SP Tune-Up Kit

(Kit #1) is a single sense electrode (one wire to the electrode, applicable to S/N above 920500001), (Kit #2) is a dual sense electrode (two wires to the electrode, applicable to S/N below 920500001). 

Note: Limit switch 231626 is no longer available and currently there is no replacement

Tune-Up Kit #1 Contents (links in blue)

• Item# 10 Electrode 231933, Single Sense, Above S/N 920500001
• Item# 48 Burner Assembly 010701
• Item# 65 Sail Switch 230510
• Item#'s 13 & 18 Electrode / Burner Door Gasket Kit 071076 (New P# 525011)

Tune-Up Kit #2 Contents (links in blue):

• Item# 10 Electrode 230956, Dual Sense, Below S/N 920500001 (New P# 525019)
• Item# 48 Burner Assembly 010701
• Item# 65 Sail Switch 230510
• Item#'s 13 & 18 Electrode / Burner Door Gasket Kit 071076 (New P# 525011)