Dunkirk DCBF-100 Manual page 90

Water 1st Degree Burn
Temperature Exposure Time For
Setting An Adult
120° F 1 minute
130° F 5 seconds
140° F 2 seconds
150° F 1 second
160° F Instantaneous
Note: Warning for Infants, Children, and Elderly:
Great care must be taken when exposing the
aforementioned groups to warm or hot water as they
can be badly burned in exposure times less than half
of the time for an adult.
Provided Wiring and Piping illustrations
Note
are meant to show system concepts only.
Installer is responsible for all equipment
required by authority having jurisdiction.
Arrange piping to prevent water dripping
Note
onto boiler.
All piping diagrams are shown with optional DHW Indirect
Tank where applicable.
The Labor Saver Piping Manifold, which is supplied with
each boiler, is shown with most of the following piping
diagrams.
GENERAL INFORMATION - HYDRONIC PIPING
2nd and 3rd Degree Burn
Exposure Time For An
Adult
5 minutes
30 seconds
5 seconds
1.5 seconds
0.5 seconds
Use of Indirect Water Heater (DHW) Heating
Only Boiler:
Note Sensors supplied with this boiler are
proprietary to the manufacturer. Use of
alternate sensors WILL diminish boiler
performance.
☐ Use DHW sensor kit 550003189 to interface with
boiler. Wire to M2 terminals #3 and #4. Exception: not
applicable for the 165 model, use aquastat for indirect
tank control.
☐ For heating only boilers with DHW outlet connection,
see page 4, indirect water heater shall be piped
utilizing the internal boiler pump. See pages 10 and 13.
☐ Locate tank as close to boiler as possible.
☐ See Indirect Tank Performance chart, page 40 of this
manual.
☐ Change P03 on boiler for application as specified on the
applicable wire diagram in this manual or Boiler Control
Section 9 of Installation, Operation & Maintenance
Manual supplied with the boiler.
Use of Buffer Tank:
☐ If using internal boiler pump, manifold shall be cut for
use as shown on page 24. Increase pipe size to match
Buffer tank connections as shown.
☐ Locate tank as close to boiler as possible.
7
PN 240012875 REV. B [07/01/2021]