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AERCO BMK 2.0 LN Natural Gas 2008 User Manual

Page 105

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APPENDIX I

RECOMMENDED PERIODIC TESTING CHECK LIST

WARNING

NOTE: 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 paragraphs 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 paragraph 7.4 and Chapter 4.

Flue, vent, stack or
intake air duct

Monthly Operator

Visually inspection condition and check for
obstructions

Igniter

Weekly

Operator

See paragraph 7.2

Air/Fuel Valve position

Weekly

Operator

Check position indicator dial (paragraph 3.8)

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 paragraph 6.9

Flame signal strength

Weekly

Operator

Check flame strength using the Control Panel
Operating Menu. See paragraph 3.4.

Low water level cut off
and alarm

Weekly

Operator

See paragraph 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 paragraph 6.5

Operating controls

Annually

Operator

See paragraph 3.2

Low air flow

Monthly

Operator

See paragraph 6.8

High and low gas
pressure interlocks

Monthly

Operator

See paragraphs 6.2 and 6.3

Air/Fuel Valve purge
position switch

Annually

Service

Technician

See paragraph 6.10

Air/Fuel Valve ignition
position switch

Annually

Service

Technician

See paragraph 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 paragraph 7.6

Condensate Trap

Semi-

Annually

Operator

See paragraph 7.7

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