MC2: 10/03/12 Page 3 of 90
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288
TABLE OF CONTENTS
TABLE OF CONTENTS .................................................................................................................... 3
CHAPTER 1: SAFETY PRECAUTIONS .................................................................................. 7
Important – For Massachusetts Installations .............................................................................. 8
CHAPTER 2: GENERAL DESCRIPTION ............................................................................. 11
2.1 Introduction To Technical Features ............................................................................... 11
2.2 Code and Standards Approvals ...................................................................................... 12
2.3 Installation Flexibility .................................................................................................... 12
2.4 Dimensions and Weights ................................................................................................ 13
2.5 Technical Data................................................................................................................ 15
2.6 Modulex Main Components – Side View ...................................................................... 16
2.7 Boiler Freeze Protection ................................................................................................. 17
CHAPTER 3: INSTALLATION ............................................................................................... 19
3.1 Introduction to Installation ............................................................................................. 19
3.2 Installation Instructions .................................................................................................. 19
3.2.1 Unpacking the Boiler .......................................................................................... 19
3.2.2 Boiler Location .................................................................................................... 21
3.2.3 Pad Height for Boiler .......................................................................................... 21
3.2.4 Boiler Connections .............................................................................................. 22
3.3 Data Plate ....................................................................................................................... 23
CHAPTER 4: GENERAL INFORMATION FOR VENTING .............................................. 25
4.1 Vent Pipe Connection..................................................................................................... 25
4.2 Gas Vent Categories ....................................................................................................... 25
4.3 Installation And Sizing ................................................................................................... 25
4.4 Existing Boiler Removal From Common Venting System ............................................ 26
CHAPTER 5: PIPING ................................................................................................................ 27
5.1 Makeup Water Quality ................................................................................................... 27
5.2 Maximum Allowable Working Pressure ...................................................................... 27
5.3 Boiler Loop Design Guidelines ...................................................................................... 27
5.4 CSD-1 Manifold Assembly (Supplied) .......................................................................... 27
5.5 Connecting Supply And Return Piping (Per ANSI Z21.13a) ........................................ 27
5.6 System Filling and Draining .......................................................................................... 28
5.7 Notes On Condensate Drain ........................................................................................... 28
5.8 Gas Mains and Connections ........................................................................................... 28
CHAPTER 6: ELECTRICAL ................................................................................................... 29
6.1 Electrical Connections.................................................................................................... 29