State GS6 75 URRBS - Manual (Page 4)

4
GENERAL SAFETY
INFORMATION
PRECAUTIONS
DO NOT USE THIS WATER HEATER IF ANY PART HAS BEEN UNDER
WATER. Immediately call a qualifi ed service technician to inspect the
water heater and to replace any part of the control system and any gas
control which has been under water.
IF THE UNIT IS EXPOSED TO THE FOLLOWING, DO NOT OPERATE
HEATER UNTIL ALL CORRECTIVE STEPS HAVE BEEN MADE BY A
QUALIFIED SERVICEMAN.
1. EXTERNAL FIRE.
2. DAMAGE.
3. FIRING WITHOUT WATER.
4. SOOTING.
Heater must be protected from freezing downdrafts during shutdown periods.
PREPARING FOR THE INSTALLATION
1. Read the “General Safety” section, page 3 of this manual fi rst and
then the entire manual carefully. If you don’t follow the safety rules,
the water heater will not operate properly. It could cause DEATH,
SERIOUS BODILY INJURY AND/OR PROPERTY DAMAGE.
This manual contains instructions for the installation, operation, and
maintenance of the gas-fi red water heater. It also contains warnings
throughout the manual that you must read and be aware of. All warnings
and all instructions are essential to the proper operation of the water
heater and your safety. Since we cannot put everything on the fi rst few
pages, READ THE ENTIRE MANUAL BEFORE ATTEMPTING TO
INSTALL OR OPERATE THE WATER HEATER.
2. The installation must conform with these instructions and the local
code authority having jurisdiction. In the absence of local codes,
installations shall comply with the National Fuel Gas Code ANSI
Z223.1/NFPA 54 current addition. This publication is available from
the CSA International, 8501 East Pleasant Valley Rd., Cleveland
Ohio 44131, or The National Fire Protection Association, 1
Batterymarch Park, Quincy, MA 02269.
TABLE OF CONTENTS
Page
ROUGH-IN DIMENSIONS ............................................................. 2
FOREWORD ................................................................................. 2
GENERAL SAFETY INFORMATION
Precautions
................................................................................ 4
Preparing for the Installation ...................................................... 4
Grounding
Instructions............................................................... 4
Chemical Vapor Corrosion ......................................................... 5
Extended Non-use Periods ........................................................ 5
Insulation
Blankets..................................................................... 5
High Altitude Installations........................................................... 5
Circulating Pump ....................................................................... 6
INSTALLATION INSTRUCTIONS
Required
Ability .......................................................................... 6
Locating The Heater .................................................................. 6
Clearances................................................................................. 6
Hard Water ................................................................................ 6
Air Requirements ....................................................................... 6-7
Unconfi ned Space ..................................................................... 7
Confi ned Space ......................................................................... 7
Venting
....................................................................................... 7-8
Vent Connection ........................................................................ 8
Thermometers ........................................................................... 8
Combination Water (Potable) and Space Heating ..................... 8
Mixing
Valves ............................................................................. 8
System Connections .................................................................. 9
Relief Valve ............................................................................... 9
Gas Piping ................................................................................ 9
Purging ..................................................................................... 10
Gas Meter Size ......................................................................... 10
Gas Pressure Regulator ........................................................... 10
OPERATION ................................................................................. 10
To Operate The Heater ............................................................. 10
Heater
Wiring ............................................................................ 11
Lighting Instructions .................................................................. 12
Temperature Regulation ........................................................... 13
Checking Venting ...................................................................... 13
HIgh Temperature Limit Switch ................................................. 13
SERVICE INFORMATION ............................................................ 14-15
Main Burner and Igniter ............................................................ 14
Checking Gas Input .................................................................. 14
Vent
System.............................................................................. 14
Blower Maintenance ................................................................. 15
Relief Valve ............................................................................... 15
Hot Water Odor ......................................................................... 15
Winter
Protection ...................................................................... 15
Replacement Parts ................................................................... 15
Draining and Flushing ............................................................... 15
CHECKLIST ................................................................................. 15-16
Condensation............................................................................
16
Anode Rod Inspection .............................................................. 16
Service and Repair ................................................................... 16
TROUBLESHOOTING ................................................................. 17-19
3. If after reading this manual you have any questions or do not
understand any portion of the instructions, call the local gas utility
or the manufacturer whose name appears on the rating plate.
4. Carefully plan the place where you are going to put the water heater.
Correct combustion, vent action, and vent pipe installation are
very important in preventing death from possible carbon monoxide
poisoning and fi res, see Figures 3 through 8A.
Examine the location to ensure the water heater complies with the
“Locating the New Water Heater” section in this manual.
5. For California installation this water heater must be braced, anchored,
or strapped to avoid falling or moving during an earthquake. See
instructions for correct installation procedures. Instructions may be
obtained from California Offi ce of the State Architect, 400 P Street,
Sacramento, CA 95814.
6. Massachusetts Code requires this water heater to be installed in
accordance with Massachusetts 248-CMR 2.00: State Plumbing
Code and 248-CMR 5.00.
7. Complies with SCAQMD rule #1146.2 and districts having equivalent
NOx requirements.
GROUNDING INSTRUCTIONS
This water heater must be grounded in accordance with the National
Electrical Code and/or local codes. These must be followed in all cases.
This water heater must be connected to a grounded metal, permanent
wiring system; or an equipment grounding conductor must be run with
the circuit conductors and connected to the equipment grounding terminal
or lead on the water heater, see Figure 5.
Page