User Manual

RECON Water Heaters Installation, Operation & Maintenance Manual
CHAPTER 5 – SAFETY DEVICE TESTING
OMM-0103_0A AERCO International, Inc.  100 Oritani Dr.  Blauvelt, NY 10913 Page 73 of 178
GF-147 Phone: [phone] PRI: 10/28/2014
Flame Fault Tests – Continued
11. Open the valve previously closed in step 8.
12. Press the CLEAR button. The unit should restart and fire.
Figure 5-3: Manual Gas Shut-Off Valve Location (RECON 1000 Shown)
5.8 AIR FLOW FAULT TESTS
These tests check the operation of the Blower Proof Switch and Blocked Inlet Switch shown in
Figure 5-4.
Air Flow Fault Tests
1. Disable the blower output drive voltage as follows:
(a) Press the MENU key until CONFIGURATION MENU is displayed.
(b) Press the ▲ arrow key until the ANALOG OUTPUT function is displayed, then press
the CHANGE key.
(c) Press the ▼ arrow key until OFF is displayed, then press the ENTER key.
2. Start the unit in the Manual Mode at a valve position of 25%.
3. The unit should shut down and execute an IGNITION RETRY cycle by performing the
following steps:
(a) The unit will execute a 30 second re-ignition delay and display WAIT RETRY PAUSE.
(b) The unit will then execute a standard ignition sequence and display WAIT IGNITION
RETRY.
4. The unit should perform two IGNITION RETRY cycles and then shut down on the third
successive ignition attempt. The unit will display AIRFLOW FAULT DURING PURGE.
5. Re-enable the blower output drive voltage by performing the following steps:
(a) Press the MENU key until CONFIGURATION MENU is displayed.
(b) Press the ▲ arrow key until the ANALOG OUTPUT function is displayed, then press
the CHANGE key.
(c) Press the ▲ arrow key until VALVE POSITION 0-10V is displayed, then press the
ENTER key.
MANUAL
SHUTOFF
VALVE