FULTON VSRT Series, Инструкция по установке, эксплуатации и обслуживанию

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© Fulton Group N.A., Inc. 2022
3-12
OPERATION
VSRT-IOM-2022-0728
SECTION 3
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The air switch should be turned counter clockwise from the desired set
point 1-2 full turns.
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Cycle the boiler multiple times to be sure that no nuisance fault occurs.
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Blower Motor Starter
For units equipped with manual trip test button or motor starter:
1. With the boiler running, activate the manual trip button on blower motor
starter. Unit should lock out. Attempt re-start by r esetting the flame
programmer. Purge cycle will not begin.
2. Reset motor starter; blower should start and purge cycle will begin.
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Pump Motor Starter
If a pump starter is supplied, the pump motor starter will be located in the boiler/
heater panel or pump skid. When the pump start button is pushed, the pump
motor starter will engage the pump.
1. While firing, activate the manual trip button on the pump motor starter.
Pump and burner will shut down. The blower should continue to run for
approximately 30 seconds.
2. Attempt to restart pump by depressing the pump start push button. The
pump should not start.
3. Reset starter and start pump.
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Low Water Cut-Off
Each cutoff device shall be installed to prevent startup, and to cut off the boiler
fuel or energy supply automatically, prior to the fall of the water level below the
lowest visible level of the gauge glass. Standard low water cutoff devices are
Fulton level probes. Alternate cutoff devices are MM-150, MM-157, MM-193-7b.
Fulton probe type low water cutoff devices have a built in 3 second time delay
feature. Float type low water cutoff controllers have a 30-second delay. Test as
follows:
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PRIMARY LOW WATER CUT-OFF
This is the first low water safety cut-off, typically an automatic reset safety.
Some local jurisdictions require this safety control to be a manual reset.
To test this safety:
1. Slowly drain the boiler, open the blowdown valves while boiler is
operating, and make sure that when the safety switch trips, the boiler
is shut down. Close the blowdown valves.
2. Once water level is above the cut-off point, the burner will
automatically turn back on.
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WARNING
This information is for reference purposes
only. Fulton Companies is not responsible
for this product, including (but not limited
to) its accuracy, reliability, and safety. No
Fulton document should substitute for full
review of documentation available from
the product manufacturer.