Benchmark 5000-6000 Operation & Maintenance Manual
APPENDIX D
– RECOMMENDED PERIODIC TESTING
OMM-0118_B
•
GF-203
•
5/9/2019
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•
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•
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Recommended Periodic Testing
ITEM
FREQUENCY
ACTION BY
REMARKS
High water temp.
safety control test
Annually
Service Technician
See Section 5.5 of the
Benchmark 5000
– 6000
Installation and Startup Guide, OMM-0117 (GF-
202)
.
Operating controls
Annually
Operator
See Section 2.2, above.
Low air flow
Monthly
Operator
See Section 5.8 of the
Benchmark 5000
– 6000
Installation and Startup Guide, OMM-0117 (GF-
202)
.
High and low gas
pressure interlocks
Monthly
Operator
See Sections 5.2 and 5.3 of the
Benchmark 5000
– 6000 Installation and Startup Guide, OMM-0117
(GF-202)
.
Air/Fuel Valve purge
position switch
Annual
Service Technician
See Section 5.10 of the
Benchmark 5000
– 6000
Installation and Startup Guide, OMM-0117 (GF-
202)
.
Air/Fuel Valve
ignition position
switch
Annual
Service Technician
See Section 5.11 of the
Benchmark 5000
– 6000
Installation and Startup Guide, OMM-0117 (GF-
202)
.
Safety valves
As required
Operator
Check per A.S.M.E. Boiler and Pressure Vessel
Code, Section IV
Inspect burner
components
Semi-Annual Service Technician See Section 4.7 of this guide.
Condensate Trap
Semi-Annual
Operator
See Section 4.9 of this guide.
Oxygen (O
2
) Level
Monthly
Operator
Verify oxygen level is between 3% and 8% during
boiler operation.
