3
LP- 204 REV. 3.25.14
Solar Water Heating System Design and Installation Guidelines, SRCC OG-300, available from Solar Rating & Certification
Corporation, 400 High Point Drive, Suite 400, Cocoa, FL 32926-6630, www.solar-rating.org.
The latest version of the National Fuel Gas Code, ANSI Z223.1, from American Gas Association Laboratories, 8501 East Pleasant
Valley Road, Cleveland, OH 44131.
In Canada
– CGA No. B149 (latest version), from Canadian Gas Association Laboratories, 55 Scarsdale Road, Don Mills, Ontario,
Canada M3B 2R3. Also, Canadian Electrical Code C 22.1, from Canadian Standards Association, 5060 Spectrum Way, Suite 100,
Mississauga, Ontario, Canada L4W 5N6.
Code for the Installation of Heat Producing Appliances (latest version), from American Insurance Association, 85 John Street, New
York, NY 11038.
The latest version of the National Electrical Code, NFPA No. 70.
In Canada, refer to Canadian Electrical Code C 22.1, from Canadian Standards Association, 5060 Spectrum Way, Suite 100,
Mississauga, Ontario, Canada L4W 5N6.
NOTE: The Phoenix gas manifold and controls met safe lighting and other performance criteria when undergoing tests specified in
ANSI Z21.10.3
– latest edition.
TABLE OF CONTENTS
INTRODUCTION .......................................................................................................................................................................... 5
PART 1 - GENERAL SAFETY INFORMATION ........................................................................................................................... 5
A. PRECAUTIONS .......................................................................................................................................................................... 5
B. LOCAL INSTALLATION REGULATION ...................................................................................................................................... 6
C. CHEMICAL VAPOR CORROSION ............................................................................................................................................. 6
D. INSULATION BLANKETS ........................................................................................................................................................... 7
E. DOMESTIC HOT WATER TEMPERATURE ADJUSTMENT ...................................................................................................... 7
F. FREEZE PROTECTION .............................................................................................................................................................. 7
PART 2
– IMPORTANT INSTALLATION INFORMATION .......................................................................................................... 7
A. SCOPE OF MANUAL .................................................................................................................................................................. 7
B. LOCAL STANDARDS AND AUTHORIZED PERSONS .............................................................................................................. 7
C. TERMINOLOGY ......................................................................................................................................................................... 7
D. SYSTEM DESIGN ...................................................................................................................................................................... 8
E. FLUID QUALITY ......................................................................................................................................................................... 8
F. CORROSION .............................................................................................................................................................................. 8
G. FREEZE PROTECTION ............................................................................................................................................................. 8
PART 3 - GENERAL SOLAR INFORMATION ............................................................................................................................ 8
A. SYSTEM DESCRIPTION ............................................................................................................................................................ 8
B. SOLAR SYSTEM DESIGN ......................................................................................................................................................... 9
C. SOLAR COLLECTOR INSTALLATION ...................................................................................................................................... 9
D. COLLECTOR ANGLE, PLANE, AND DIRECTION ................................................................................................................... 10
1. COLLECTOR DIRECTION ................................................................................................................................................................................. 10
2. COLLECTOR ANGLE (TILT) .............................................................................................................................................................................. 10
3. COLLECTOR PLANE (HORIZONTAL OR VERTICAL) ....................................................................................................................................... 10
E. COLLECTOR PIPING ............................................................................................................................................................... 10
F. COLLECTOR LOOP PIPE INSULATION .................................................................................................................................. 11
