15 Questions
What is the first step to be observed before starting up a new boiler or putting one into operation after a prolonged shutdown?
Verifying the inspection certificate
What should be verified with the altitude gauge on the boiler?
The minimum static pressure
What should be done with the boiler and system to ensure that the minimum pressure is maintained as indicated by the altitude gauge?
Exceed the altitude indication with pressure indication
What should be checked over, cleaned, filled with water, closed and tightened up before starting up a new boiler?
Auxiliary water and fuel systems
Where can the minimum static pressure required for maintaining a positive pressure at the highest point in the system during operation be indicated if the boiler is equipped with a combination altitude pressure gauge?
In metres
What is essential to verify before starting up a new boiler according to the given text?
Plant guidelines
What should be done if the level in the expansion tank is high?
Vent and drain the expansion tank
When should the expansion tank vent and drain be closed?
Afterwards, close the expansion tank vent and drain, and open the expansion tank isolation valve
What should be done to ensure proper heat transfer from the heater?
Start the primary heating loop circulator pump
What should be done if multiple boilers share a common expansion tank?
Refer to site-specific procedures
What should be checked before starting the secondary circulator pumps?
The temperature setting of the high limit control
When should the boiler control switch on the panel be in the off position?
Before pushing the reset buttons for mechanical reset devices
What action should be taken if a boiler has a high–low firing rate control?
Set the control switch on the panel to low
What should be done with boilers equipped with fully modulating firing rate control?
Set the manual–automatic switch to manual and leave flame control switch in low-fire position
What should be ensured after checking all auxiliary equipment thoroughly?
Boiler control switch on panel should be in off position
Learn the general guidelines for preparing to start any hot water boiler, including consulting plant guidelines, standard operating procedures, and equipment manufacturer’s recommendations. This quiz covers the preparatory steps for starting up a new boiler or one that has been shutdown for a prolonged time.
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