Aerco Benchmark 2000 User Manual

Benchmark 1500 - 2000 Boilers
APPENDIX D – RECOMMENDED PERIODIC TESTING
OMM-0097_0E AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 145 of 182
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Appendix D: RECOMMENDED PERIODIC TESTING
WARNING!
Periodic testing of all boiler controls and safety devices is required to determine that they are
operating as designed. Precautions shall be taken while tests are being performed to protect
against bodily injury and property damage. The owner or user of an automatic boiler system
should set up a formal system of periodic preventive maintenance and testing. Tests should be
conducted on a regular basis and the results recorded in a log-book.
Item Frequency
Accomplished
By
Remarks
Refer to indicated sections of this manual for detailed procedures
Gauges, monitors and
indicators
Daily Operator Visual inspection and record readings in operator log
Instrument and
equipment settings
Daily Operator
Visual check against factory recommended
specifications
Weekly
Operator
Verify factory settings
Firing Rate Control
Semi-Annually
Service Technician
Verify factory settings
Annually Service Technician
Check with combustion calibration test equipment.
See sections 4.3 and 7.4.
Flue, vent, stack or
intake air duct
Monthly Operator
Visually inspection condition and check for
obstructions
Spark Igniter-Injector
Weekly
Operator
See section 7.2
Air/Fuel Valve position
Weekly
Operator
Check position indicator dial (section 3.10)
SSOV Leakage test Annually Service Technician
Check for leakage in accordance with the SSOV
manufacturer’s (Siemens) recommendations.
Flame failure Weekly Operator
Close manual gas shutoff valve and check safety
shutdown. See section 6.7
Flame signal strength Weekly Operator
Check flame strength using the Control Panel
Operating menu. See section 3.4.
Low water level cut off
and alarm
Weekly Operator See section 6.4
Slow drain test Semi-Annually Operator
Perform a slow drain test in accordance with ASME
Boiler and Pressure Vessel Code,
Section IV.
High water temperature
safety control test
Annually Service Technician See section 6.5
Operating controls
Annually
Operator
See section 3.2
Low air flow
Monthly
Operator
See section 6.8
High and low gas
pressure interlocks
Monthly Operator See sections 6.2 and 6.3
Air/Fuel Valve purge
position switch
Annually Service Technician See section 6.10
Air/Fuel Valve ignition
position switch
Annually Service Technician See section 6.11
Safety valves As required Operator
Check per A.S.M.E. Boiler and Pressure Vessel
Code, Section IV
Inspect burner
components
Semi-Annually Service Technician
See section 7.6
Condensate Trap
Semi-
Annually
Operator See section 7.7
Oxygen (O
2
) Level Monthly Operator
Verify oxygen level is between 3% and 8% during
boiler operation

Aerco Benchmark 2000 Specifications

General

Brand	Aerco
Model	Benchmark 2000
Category	Boiler
Language	English