REPAIR PARTS – ELECTRICAL SYSTEM
Model
Key Part
125 (NA/LP)
No. Description Qty.
1Heater Display Cover 1 42002-0035
2Igniter Bracket 1 42001-0030S
3 Igniter/Igniter Gasket Kit Incl. Key Nos. 3 and 4) 1 77707-0054
4Igniter Gasket 1 42001-0066S
5 Automatic Gas Shutoff Switch (AGS) 1 474368S
6High Limit Switch 1 474367S
7 Thermistor 1 42001-0053S
8Terminal Board 1
1
1
1
1
1
42001-0056S
9 Fireman’s Switch Fuse (1.25A, 1-1/4") 32850-0099
10 Ignition Control Module 1 476223
11 Transformer, 120/240V 1 42001-0107S
12 Air Flow Switch 42001-0061S
13 RS485 Control board & Membrane Pad Combo kit 1 471105
• Heater Wiring Harness - 120/240V 1 461107
• 120/240 Volt Plug Kit 42001-0105S
14 Heater, Top 42002-0034Z
15 Membrane Pad (NA, LP Series - Legacy) 472610Z
16 Stack Flue Sensor 1 42002-0024S
7a
MT125 HD NA & LP
(*) International
474369S 55° C HI LIMIT
476224
7a Hi-Limit Switch 45° C1175147S
461108
473764S (240 V PLUG)
(*) 50Hz, Europe, Austrailia and United Kingdom.
13
16
1
15
14
2
3
4
11
10
8
9
12
7
6
5
RS 485 membrane pad (NA & LP) ** 1 461106 461106
• RS 485 conversion Combo kit 1 476211 462049
(**) Kit Includes: RS 485 control board, RS485 membrane pad and flame current wire.
471105
•
N°.
Descripción
de la pieza
clave
Cant.
Cubierta del visualizador del calentador
Abrazadera del encendedor
Kit de junta del encendedor/encendedor (incluye N°. clave 3 y 4)
Junta del encendedor
Interruptor de apagado automático de gas (AGS)
Interruptor de límite alto
Termistor
Panel de terminales
Fusible del interruptor de bombero (1.25A, 1-1/4”)
Módulo de control de encendido
Transformador de 120/240 voltios
Interruptor de flujo de aire
Kit del panel de control (modelos NA, LP)
Arnés de cableado del calentador 120/240 voltios
Kit de conectores de 120/240 voltios
Parte superior del calentador
Placa de membrana (modelos NA, LP)
Sensor de salida de gases
Section 5. Replacement Parts