Innovation Water Heaters Installation, Operation & Maintenance Manual
CHAPTER 5 – MODE OF OPERATION
Page
66
of
196
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
OMM-0078_0J
PRI: 11/22/2013
Phone: 800-526-0288
GF-128
Flame Fault Tests –
Continued
10. Since the manual gas shutoff valve is still closed, the unit will shut down and display
FLAME LOSS DURING IGNITION
following the IGNITION RETRY cycle.
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 (INN1060 Gas Train)
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
.
MANUAL
SHUTOFF
VALVE
SSOV
TO AIR/FUEL
VALVE
LOW GAS
PRESSURE
SWITCH
HIGH GAS
PRESSURE
SWITCH