Watts AERCO Benchmark BMK5000 Operation And Service Manual page 113

Benchmark Platinum-Edge [ii]: Operation-Service Manual
SECTION 8 – MAINTENANCE
TABLE 8-3: Recommended Periodic Testing
ITEM FREQUENCY
High water temp.
safety control test
Operating controls
Low air flow
High and low gas
pressure interlocks
Air/Fuel Valve purge
position switch
Air/Fuel Valve
ignition position
switch
Safety valves As required
Inspect burner
Semi-Annually
components
Condensate Trap
Oxygen (O ) Level
2
OMM-0137_J •
12/20/2022
ACTION BY
Annually Service Tech
Annually Operator
Monthly Operator
Monthly Operator
Annually Service Tech
Annually Service Tech
Operator
Service Tech
Semi-
Operator
Annually
Monthly Operator
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
REMARKS
See Section 5.5: Water Temperature Fault Test
in this guide.
See Section 2: Edge Controller Operation in this
guide.
See Section 5.8: Air Flow Fault Tests and
Section 8.8: Air Filter Cleaning and
Replacement in this guide.
See Sections 5.2: Low Gas Pressure Test and
5.3: High Gas Pressure Test in this guide.
See Section 5.10 Purge Switch Open During
Purge in this guide.
See Section 5.11: Ignition Switch Open During
Ignition in this guide.
Check per A.S.M.E. Boiler and Pressure Vessel
Code, Section IV.
See Section 8.6: Burner Inspection in this guide.
See Section 8.7: Condensate Drain Trap in this
guide.
Verify oxygen level is between 3% and 8%
during boiler operation.
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