NSP-550-EC Component Layout
NOTE
COMPONENT LAYOUT OF
RV-550-EC IS IDENTICAL TO
NSP-550-EC EXCEPT FOR FLUING
ORIENTATION WHICH FLUES
THROUGH TOP/FRONT RATHER
THAN BOTTOM.
1.
Hall Sensor Flow Meter
2.
Power Vent
3.
Fluing Vacuum Switch
4.
Combination Gas Valve
5.
Igniter / Proofing Probe
6.
Manifold and Burner
7.
Finned Tube Heat Exchanger
8.
Flue Hood
9.
Flue Pipe
10.
T-In Thermistor
11.
T-Mid Thermistor
12.
T-Out Thermistor
13.
165°F ECO
14.
100 PSI Pressure Relief Valve
15.
Gas Modulation Valve
NOT PICTURED
16.
12 VDC Relay
17.
Control Board
18.
Direct Spark Ignition Board
