User Manual

RECON Water Heaters Installation, Operation & Maintenance Manual
CHAPTER 3 – OPERATION
OMM-0103_0A AERCO International, Inc.  100 Oritani Dr.  Blauvelt, NY 10913 Page 53 of 178
GF-147 Phone: [phone] PRI: 10/28/2014
Start Sequence – Continued
Figure 3-6: Air/Fuel Valve In Ignition Position
6. Up to 4 seconds will be allowed for ignition to be detected. The igniter relay will be turned
off one second after flame is detected.
7. After 2 seconds of continuous flame, Flame Proven will be displayed and the flame strength
will be indicated. After 5 seconds, the current date and time will be displayed in place of the
flame strength.
8. With the unit firing properly, it will be controlled by the temperature controller circuitry. The
heater’s VALVE POSITION will be continuously displayed on the front panel bar-graph.
9. Once the demand for hot water has been satisfied, the Control Box will turn off the SSOV
gas valve. The blower relay will be deactivated and the Air/Fuel Valve will be closed.
Standby will be displayed.
IGNITION
VALVE POSITION
DIAL AT
25% to 35%
STEPPER
MOTOR
TO
BLOWER
AIR IN