GSW 319594-000 User Manual

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TABLE OF CONTENTS
I) INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
User Responsibilities
4
II) SAFETY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
For Installations in Canada:
5
For Installations in the United States:
5
Safety Warning (Flammable Vapours)
5
Safety Warning (Scalding)
5
Safety Warning (Carbon Monoxide)
5
Relief Valve Requirements (T&P)
6
Flooding/Freezing
6
III) INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Unpacking the Water Heater
6
Location Requirements
6
In Earthquake Zones
Closet Installation & Floor Surfaces
Clearances and Accessibility
7
Gas Supply
7
Gas Supply Pressure
Gas line purging
Gas Leak Testing
Gas Operating Pressures
Air Requirements
9
Ventilated Space Air Requirements for Canadian
Installations
9
Ventilated Space Air Requirements for U.S.
Installations
10
Exhaust Venting
11
Important Notes and Warnings
Venting terminations and sizing
Venting instructions
Vent pipe connection to blower
Water Supply
15
Piping Installation
Filling the Water Heater
Closed System/Thermal Expansion
Temperature and Pressure (T&P) Relief Valve
16
The Temperature and Pressure Relief Valve:
The Discharge Line/Driptube:
Electrical Supply
17
Flammable Vapour Sensor
18
Resettable Lockout
19
Water Heater Operation
19
Installation Checklist
20
IV) OPERATING INSTRUCTIONS . . . . . . . . . . . . . . . 21
Temperature Regulation
21
Mixing Valves
21
Lighting Instructions (Robertshaw)
22
Gas Control/Thermostat
Putting the Heater into Service
Temperature Adjustment
Heater Shutdown
System Error Codes
Lighting Instructions (White-Rodgers)
24
Gas Control/Thermostat
Putting the Heater into Service
Temperature Adjustment
Heater Shutdown
System Error Codes
Intelli-Vent
TM
System Error Codes
V) OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Burner Flames
28
Operational Conditions
28
Condensation
Water Heater Sounds
Smoke/Odour
Anode Rod/Water Odour
VI) MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Draining and Flushing
28
Anode Rod Replacement
29
Routine Preventative Maintenance
29
Gas Control
29
Temperature and Pressure Relief Valve
29
Venting System and Blower
30
VII) COMBO HEATING . . . . . . . . . . . . . . . . . . . . . . . . 31
System Requirements
31
Installation
31
VIII) TROUBLESHOOTING GUIDE . . . . . . . . . . . . . . . 32
Robertshaw 2000WDER and 
White-Rodgers Intelli-Vent
TM
32
IX) REFERENCE PARTS . . . . . . . . . . . . . . . . . . . . . . 33
Reference Parts Listing
33
Parts Reference Illustration
34
LIMITED WARRANTY. . . . . . . . . . . . . . . . . . . . . . 35
RETAIN THESE INSTRUCTIONS IN A SAFE LOCATION FOR FUTURE REFERENCE