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Installation C2N Series Tankless Heater
Bradley • 215-1821 Rev. B; ECN 16-17-005 5/3/2016
Special Installation Maintenance
Routine Maintenance of the System (Every 6 months)
Recommended maintenance of the systems is as follows:
Repeat Commissioning test at least every six months. The test includes checking the opening pressure of the Relief
Valve, setting of the Minimum Pressure Sensor, the “Normal Working Pressure” of the enclosure. Test that the interlock
and alarms function correctly.
Check the Relief Valve and any other Spark Arrestors. Remove any debris or corrosion, or replace the Spark Arrestor.
Check the condition of the air supply filter element. Clean or replace it as necessary.
Periodic Maintenance (Every 18-24 months)
At least every two years, the following additional checks are recommended:
Apparatus (Heater, Purge Systems, Alarms etc.) is suitable for the Hazardous Location.
There are not unauthorized modifications.
The source of air is uncontaminated.
The interlock and alarms function correctly.
Approval labels are legible and undamaged.
Adequate spare parts are carried.
The action of pressure failure is correct.
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