Innovation Water Heaters Installation, Operation & Maintenance Manual
CHAPTER 6 – MAINTENANCE
OMM-0078_0M
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
95
of
216
GF-128
Phone: 800-526-0288
09/11/2015
LWCO Capacitor Integrity Test
– Continued
5. Confirm that the ohmmeter does NOT read a short.
NOTE
If the ohmmeter reads a short, the capacitor assembly needs to be replaced.
Refer to document TID-0094, provided with the 24-month maintenance kit,
for LWCO replacement instructions.
6. Remove both ohmmeter probes and reconnect the Shell Harness connector to the P5
connector on the rear of the C-More controller.
6.11.2 Low Water Cutoff (LWCO) - Standard C-More Test
Perform the standard Low Water Cutoff test using the C-More controls as described below.
Standard Low Water Cutoff C-More Test
1. Turn on the AC power to the unit.
2. Press the
TEST
switch on the C-More controller and confirm that the blinking "Low Water
Level" message appears on the C-More display within 4 seconds.
3. Press the
RESET
key, followed by the Clear button, and confirm that the "Low Water
Level" message is cleared.
6.12 SHUTTING THE WATER HEATER DOWN FOR AN EXTENDED PERIOD OF
TIME
If the heater is to be taken out of service for an extended period of time (one year or more),
complete the following instructions.
Extended Period Shut-Down
1.
Set ON/OFF switch on the front panel to the
OFF
position to shut down the heater’s
operating controls.
2.
Disconnect AC power from the unit.
3.
Close the water inlet and outlet valves to isolate unit.
4.
Close external gas supply valve.
5.
Open relief valve to vent water pressure.
6.
Open the drain valve and drain all water from the unit.
