Install Instructions

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110839-01 -8/20
AP-U
Installation & Service Manual
AP-U Bare Boiler
Item No. Description Part Number AP-110U-N(T) AP-154U-N(T)
1A
BBA Assembly Includes: Shell Assembly,
Base, and Canopy
S-101 110840-01 1
S-301 110841-01 1
1B Base Assembly 110842-01 1 1
1C Canopy Includes: Cerafelt Strips and Hardware 110843-01 1 1
1D Turbulator Kit
S-101 110844-01 16
S-301 110845-01 16
1E Combustion Chamber Insulation Kit 62071001 1 1
1F S5A Tankless Coil Includes: Gasket and Hardware 103074-01 1 1
1G
S5A Heater Cover Plate Includes: Gasket and
Hardware
6037203 1 1
12 Service Parts (continued)