A.O. Smith VF Series Boiler User Manual


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The EMC-5000 Modulating Control provides true self-diagnostic capabilities to eliminate
guesswork in troubleshooting. It is the most advanced boiler control we have ever offered,
setting a new standard for copper boilers.
Advanced EMC-5000 Modulating Control
Small Size And
Easy Service
Small Footprints, Zero Clearance
To Combustibles On Sides of Unit
■
Compact design, lightweight
copper heat exchanger makes
VF Series easier to move and
install in limited spaces –
perfect for retrofits
■
Fits in an elevator, ideal for
boiler rooms with limited
access —only 30˝ wide
■
Multiple boiler systems provide
increased turndown and even
smoother
, more efficient
system operation
■
4 boilers w/4:1 T
urndown
=
1
6:1 total system turndown
EMC-5000 Modulating Control
■
Modulates the boiler to
maintain tank temperature
within +/- 1 degree
■
Infinite boiler output control
between 100% to 25% fire
■
LED read out – provides
current boiler status in
plain English with help
screens to assist should
a fault occur
■
Controls and monitors every
electrical boiler function with
onboard diagnostics
SHORT TRIM
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