Innovation - Edge [i] Installation, Operation, Maintenance Manual
CHAPTER 7 – TROUBLESHOOTING GUIDE
OMM-0143_A • GF-216 • 9/6/2019 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 101 of 170
TABLE 7-1. WATER HEATER TROUBLESHOOTING
1. Delayed Interlock Jumper not installed
or removed.
1. Check for a jumper properly installed across the delayed
interlock terminals in the I/O box.
2. Device proving switch hooked to
interlocks is not closed.
2. If there are 2 external wires on these terminals, check to see if
an end switch for a device such as a pump, louver, etc. is tied
these interlocks. Ensure that the device and or its end switch are
functional. (Jumper may be temporarily installed to test
interlock.)
1. Burner Ground Screw not installed or
loose.
1. Inspect and install/retighten Burner Ground Screw.
2. Remove and inspect the flame detector for signs of wear.
Replace if necessary.
3. No spark from Spark Plug.
3. Close the internal gas valve in the unit. Install and arc a spark
igniter-injector outside the unit.
4. Defective Ignition Transformer
4. If there is no spark, check for 120 VAC at the primary side to the
ignition transformer during the ignition cycle.
5. Defective Ignition/Stepper (IGST)
Board.
5. If 120 VAC is not present, the IGST Board in the
Edge
Controller
may be defective. Refer fault to qualified service personnel.
6. While externally arcing the spark igniter-injector, observe the
open/close indicator in the Safety Shut-Off Valve to ensure it is
opening. If the valve does not open, check for 120 VAC at the
valves input terminals. If 120 VAC is not present, the IGST board
in the
Edge
Controller may be defective. Refer fault to qualified
service personnel.
7. Carbon or other debris on Burner.
7. Remove the burner and inspect for any carbon or debris. Clean
and reinstall.
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