Benchmark with Edge [I]: Operation-Maintenance Manual
SECTION 8
– MAINTENANCE
OMM-0145_A99
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143
of
157
TABLE 8-3: Recommended Periodic Testing
ITEM
FREQUENCY
ACTION BY
REMARKS
High water temp.
safety control test
Annually
Service Tech
See Section 5.5:
Water Temperature Fault Test
in this guide.
Operating controls
Annually
Operator
See Section 2:
Edge [i] Controller Operation
in
this guide.
Low air flow
Monthly
Operator
See Section 5.8:
Air Flow Fault Tests
and
Section 8.9:
Air Filter Cleaning and
Replacement
in this guide.
High and low gas
pressure interlocks
Monthly
Operator
See Sections 5.2:
Low Gas Pressure Test
and
5.3:
High Gas Pressure Test
in this guide.
Air/Fuel Valve purge
position switch
Annually
Service Tech
See Section 5.10
Purge Switch Open During
Purge
in this guide.
Air/Fuel Valve
ignition position
switch
Annually
Service Tech
See Section 5.11:
Ignition Switch Open During
Ignition
in this guide.
Safety valves
As required
Operator
Check per A.S.M.E. Boiler and Pressure Vessel
Code, Section IV.
Inspect burner
components
Semi-Annually
Service Tech
See Section 8.7:
Burner Inspection
in this guide.
Condensate Trap
Semi-
Annually
Operator
See Section 8.8:
Condensate Drain Trap
in this
guide.
Oxygen (O
2
) Level
Monthly
Operator
Verify oxygen level is between 3% and 8%
during boiler operation.
