Recommended Periodic Testing - Watts AERCO Benchmark BMK5000 Operation And Service Manual

Benchmark Platinum-Edge [ii]: Operation-Service Manual
SECTION 8 – MAINTENANCE

8.12 RECOMMENDED PERIODIC TESTING

WARNING!
Periodic testing of all boiler controls and safety devices is required to ensure they continue to
operate as designed. Precautions must 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.
TABLE 8-3: Recommended Periodic Testing
ITEM FREQUENCY
NOTE: Refer to indicated sections of this manual and the Benchmark Platinum-Edge
INSTALLATION Manual for detailed procedures.
Gauges, monitors
and indicators
Instrument and
equipment settings
Semi-Annually
Firing Rate Control
Flue, vent, stack and
intake air duct
Spark Igniter-Injector
Air/Fuel Valve
position
SSOV Leakage test
Flame failure
Flame signal strength
Low water level cut
off and alarm
Slow drain test Semi-Annually
OMM-0137_J •
12/20/2022
ACTION BY
Daily Operator
Daily Operator
Weekly Operator
Service Tech
Annually Service Tech
Monthly Operator
Weekly Operator
Weekly Operator
Annually Service Tech
Weekly Operator
Weekly Operator
Weekly Operator
Operator
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
REMARKS
Visual inspection and record readings in
operator log
Visual check against factory recommended
specifications
Verify factory settings
Verify factory settings
Check with combustion calibration test
equipment (see Section 4.2: Tools &
Instruments for Combustion Calibration in this
guide), and the O sensor (see Section 8.4: O
2
Sensor in this guide).
Visually inspection condition and check for
obstructions
See Section 8.2: Ignitor-Injector of this guide.
Check position indicator dial. See Section 3.2:
Start Sequence in this guide.
Check for leakage in accordance with the SSOV
manufacturer's (Siemens) recommendations.
Close manual gas shutoff valve and check
safety shutdown. See Section 5.7: Flame Fault
Test of this guide.
Check flame strength in the Edge Controller's
Unit Status screen.
See Section 5.4: Low Water Level Fault Test in
this Guide.
Perform a slow drain test in accordance with
ASME Boiler and Pressure Vessel Code,
Section IV.
2
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