Dunkirk DWB Series - Manual (Page 4)

1 - INTRODUCTION
1.1 Designated Use
• Hot water heating boiler.
• Indoor installation.
• Closet or alcove installation.
• Catagory I or III Venting.
• Direct vent boiler.
• For use with natural gas or liquefi ed petroleum gases
(LP/propane).
• Directly heat potable water. Indirect heating is
acceptable.
1.2 The unit MUST NOT:
• Heat water with non-hydronic heating system chemicals
present (example, swimming pool water).
• Exceed 185°F (85°C) system design temperature.
• Exceed MWAP 43.5 PSIG
1.3 Operational Features
• Modulating: 3-1 turn down.
• Integral Dual Limit.
Information and specifi cations outlined in this manual in effect at the
time of printing of this manual. ECR International, Inc. reserves the right to
discontinue, change specifi cations or system design at any time without
notice and without incurring any obligation, whatsoever.
4