6
Part No.
Description
Model Size
Part No.
Description
Model Size
MegaTherm AP, Sizes 500,000-1,825,000
MegaTherm AP, Sizes 500,000-1,825,000
MegaTherm AP, Sizes 500,000-1,825,000
MegaTherm AP, Sizes 500,000-1,825,000
MegaTherm AP, Sizes 500,000-1,825,000
CROSS REFERENCE FOR NO LONGER AVAILABLE P/N’S
10364504
Inlet/Outlet Header, (Service Glassed Cast Iron)
before s/n# April 1999 - NLA ........................... use K10364504
10391304
Flange, 2-1/2" NPT Machined
(S0064400 Bronze) - NLA
10418814
Pilot Ignition Lead Assy - Spark ignition
LP & Nat - NLA ................................................ use K10418814
10529300
Complete Pilot Assy, Spark
Ignition, Nat - NLA ........................................... use K10529300
20031906
Complete Tile Assy - NLA ............................... use K20031906
20031908
Complete Tile Assy - NLA
20031909
Complete Tile Assy - NLA ............................... use K20031909
20039600
Complete Pilot Assy, Spark
Ignition, LP - NLA ............................................ use K20039600
E0013000
Flow Switch (outdoor) - NLA
E0066200
Dual Aquastat/Hi-Limit w/Manual Reset - NLA use KE0066200
E0086100
Transformer, 115V/24V - NLA ........................... use R0021300
E0100900
Ignition Control, Electronic, Nat - NLA
E2033900
Ignition Control, Electronic. Spark LP/CSD-1
(100% Lockout) - NLA ..................................... use KE2033900
E2075100
Low Water CutOff - NLA .................................. use RE2075100
E2218701
Pressure Switch - NLA ................................... use KE2218701
L0052300
Burner, Main - NLA .......................................... use KL0052300
V0046600
Gas Valve, Safety, 1", On/Off & 2-Stage,
Nat - NLA ........................................................ use KV0046600
V0046700
Gas Valve, Safety, 1-1/4", On/Off & 2-Stage,
Nat - NLA
V0051200
Gas Valve, Combination/Operating,
1", On/Off & 2-Stage, Nat - NLA .................... use KV0051200
V0051300
Gas Valve, Combination/Operating,
1-1/4", On/Off & 2-Stage, Nat - NLA
W0034300
Pilot Burner (Honeywell) Spark Ignition,
Nat - NLA ........................................................ use KW0034300
W0034500
Pilot Burner (Johnson) Spark Ignition,
Nat - NLA ........................................................ use KW0034500