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F. STARTUP AND OPERATING ADJUSTMENTS
1.
Pre-Start Check List
2.
Linkage Adjustments
3.
Gas Setup
4.
Operating Control Adjustments
5.
Limit Tests
6.
Burner Shutdown
7.
Restart After Extended Shutdown
This section covers the startup and operating adjustments
of the Webster Model SG burners.
WARNING
BURNER STARTUP, COMBUSTION ADJUSTMENTS
AND LIMIT CONTROLS ADJUSTMENTS SHOULD
ONLY BE PERFORMED BY TRAINED AND EXPE-
RIENCED SERVICE TECHNICIANS. ATTEMPTING
TO PERFORM THESE FUNCTIONS WITHOUT THE
PROPER TRAINING AND EXPERIENCE CAN RE-
SULT IN EQUIPMENT DAMAGE, PERSONAL INJU-
RY OR DEATH.
Before proceeding with the startup and adjustment, be
sure that the overall installation is complete. Review the
boiler operating and installation manual, as well as all con-
trol manuals to verify that all equipment is ready for opera-
tion. These manuals must be read and understood prior
to starting the equipment.
If you are not qualified to service this equipment, DO NOT
TAMPER WITH THE UNIT OR CONTROLS - CALL YOUR
SERVICEMAN.
At the conclusion of the startup, document valve and link-
age positions, pressures and settings for future reference.
READ AND SAVE THESE INSTRUCTIONS FOR
FUTURE REFERENCE.
SG Manual
1. Pre-Start Check List
Before starting the burner, a complete review of the instal-
lation, wiring and piping of the burner, boiler and all sup-
porting equipment must be complete and all of these items
must be ready for operation prior to starting. The following
is a general review:
______All wiring is connected. Test pulls on wire show
them to be tight.
______All fuel lines are connected and tight.
______Burner is mounted to vessel and floor, with all bolts
secured.
______The linkage is correct (in low fire position) and
tight.
______The stack is connected and routed to the outside.
Draft controls are installed and operational, if needed.
______Gas vent lines are connected and routed to the
outside, if required per code.
______Do not start the unit unless all cleanout doors are
in place and secured.
______The vessel is completely installed, filled with water
and operating controls checked.
______Support equipment is in place and ready (feed
pumps, draft controls, steam/hot water systems, boiler
limits and controls and feedwater systems).
______A load must be available for the burner startup and
adjustment process. The burner must be operated at high
rates for extended periods of time and the load must be
capable of using this energy.
______A combustion analyzer with O
must be available to tune combustion. Analyzers must be
recently calibrated and able to provide accurate readings.
______Other test equipment, including manometers,
gauges and volt meter shall be available.
______Manometer or gauge on the gas manifold.
______Manometer or gauge before and after gas pres-
sure regulator.
______Draft gauge or manometer (at stack outlet).
______Draft gauge or manometer for furnace pressure.
Page 12
and CO (for gas)
2
Startup & Operating Adjustments
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