Table Of Contents - Dunkirk XEB-2 Installation, Operation & Maintenance Manual

Safety Symbols........................................................................................................................................................2
Installation Instructions .........................................................................................................................................3
Boiler Ratings And Capacities ................................................................................................................................3
Before You Start ......................................................................................................................................................4
Locating The Boiler .................................................................................................................................................5
Fresh Air For Combustion .......................................................................................................................................6
Installation System Piping .................................................................................................................................. 10
Chimney & Vent Pipe Connection ....................................................................................................................... 12
Horizontal Venting Instructions ....................................................................................................................... 15
Optional Horizontal Venting Instruction ........................................................................................................... 20
Gas supply Piping ................................................................................................................................................ 21
Electrical Wiring ................................................................................................................................................... 22
Sequence of Operation ........................................................................................................................................ 22
Wiring Diagrams .................................................................................................................................................. 23
Equipment & Optional Accessories .................................................................................................................... 24
Starting Your Boiler ............................................................................................................................................. 26
Checking and Adjusting ...................................................................................................................................... 27
Initial Operational Boiler Test Check-Out Procedure ........................................................................................ 29
Maintaining Your Boiler ...................................................................................................................................... 31
Service Hints......................................................................................................................................................... 32
IMPORTANT: Read the following instructions COM-
PLETELY before installing!
The following defined symbols are used throughout this manual to notify the reader of potential hazards of varying risk levels.
Indicates an imminently hazardous situation which, if not
!
avoided, WILL result in death, serious injury or substantial
property damage.
!
Indicates an imminently hazardous situation which, if not
avoided, may result in injury or property damage.

TABLE OF CONTENTS

NOTICE
DANGER
CAUTION
C.S.A. Certified for
Natural gas or Propane
Keep this manual near boiler and retain for future refer-
ence.
SAFETy SymBOLS
Indicates an imminently hazardous situation which, if not
!
avoided, may result in death, serious injury or substantial
property damage.
Indicates information which should be followed to ensure
proper installation and operation.
H
Tested for 50 lbs. ASME
Working Pressure
2
NOTICE
WARNING
NOTICE