Parts
Gasket Set
640-000-101
Gasket Set
Gasket Set
640-000-102
Gasket Set
Blower Wiring Adapter
640-000-103
Blower Wiring Adapter
NPT Adapters
640-000-104
NPT Adapters
CH - Return Pipe
640-000-105
CH - Return Pipe
CH - Flow Pipe
640-000-106
CH - Flow Pipe
Vent Adapters
640-000-107
Vent Adapters
Gaskets - Vent Adapters
640-000-108
Gaskets - Vent Adapters
Ignitor
640-000-109
Ignitor
Flow Regulator
640-000-110
Flow Regulator
Annual Maintenance Kit
640-000-112
Annual Maintenance Kit
Annual Maintenance Kit
640-000-114
Annual Maintenance Kit
Heat Exchanger - WMB
640-000-116
Heat Exchanger - WMB
Heat Exchanger - WMB
640-000-117
Heat Exchanger - WMB
Heat Exchanger
640-000-118
Heat Exchanger
Board Fuse 3.15 Amp
640-000-122
Board Fuse 3.15 Amp
Thermostat Board Fuse - 630ma
640-000-123
Thermostat Board Fuse - 630ma
CH - Flow Pipe - WMB
640-000-124
CH - Flow Pipe - WMB
CH - Flow Pipe - WMB
640-000-125
CH - Flow Pipe - WMB
CH - Return Pipe
640-000-126
CH - Return Pipe