Bradford-White Corp
TG-150E-N(X), TG-237E-N(X)A, TG237E-N(X), TG-180E-N(X), TG-199E-N(X)
Troubleshooting
Specs
Install
Parts list
Warranty
Dimension
Maintenance
Temperature Adjustment
Temperature Controls
Page 31
Figure 11.
Wiring Diagram for
TG-150E-N(X),
TG-180E-N(X),
and
TG-199E-N(X)
Models.
31
Page 30
Page 32
Image 31
Page 30
Page 32
Contents
TG-150E-NX, TG-180E-NX, TG-199E-NX, TG237E-NX & TG-237E-NXA
Table of Contents
Page
Page
If YOU Smell GAS
Model
Section II Specifications
Dimensions
TG-150E TG-180E TG-199E
Section III Installation Instructions
Water Heater Location
Unpacking
Mount Water Heater on the Wall
Remove Carton
Important In the State of Massachusetts 248CMR 4.00
State Regulations
Installation Clearances
Description Canadian Installations
Inside Corner
High Altitude Installations
Water Quality
Section IV Water Connections
Instructions for Connections
Page
Approximate TIME/TEMPERATURE Relationships in Scalds
Recommended Piping for a Basic Installation
Recommended Piping for a Circulation Systems
Recommended Piping for Freeze Protection
Recommended Piping for Power Failure Freeze Protection
Pressure Relief Valve
Page
Page
Section V GAS Connections
Specific Correction
GAS Meter Size Natural GAS only
GAS Pressure Regulation
Gas
Initial Operation and Testing Installer only
Section VI Electrical Connections
CPU
Page
Wiring Diagram for TG-237E-NXand TG-237E-NXAModels
Temperature Controls
Page
Installation of Controls
Temperature Display Use Indicator
Illustration Showing Where to Connect Remote Control Harness
Initial Operation and Testing of Controls Installer only
Wire Color
Troubleshooting Electrical
Resistance Connector Pin Nos
Flame Rod
Heat Exchanger and Outgoing Water Temperature Thermistors
Amp Fuses
Frost Protection
General Instructions To Fill the Water Heater
Section VII Operating Instructions
Sequence of Operation
Operation Instructions
Lighting Instructions For Your Safety Read Before Operating
Property damage, personal injury or loss of life
What to do if YOU Smell GAS
Turning OFF the Water Heater for AN Extended Period of Time
Temperature Adjustment
Temperature Display Use Indicator
Scalding
Approximate TIME/TEMPERATURE Relationships in Scalds
First AID for Scalds
Code Code Description
Diagnostic Codes on the Temperature Control Display
Code
Burner Flame Appearance
Section Viii Maintenance
Page
Water Heater
Circulating Pump
Page
Section IX Parts List
Description Quantity
Page
Description Quantity
Page
Description Quantity
Page
Description Quantity
TG-237E Models
TG-237E-N TG-237E-X TG-237E-NA TG-237E-XA
Page
Description Quantity
Page
Description Quantity
Page
Description Quantity
Section X Warranty
What will we not do?
What will we do to correct problems?
How do you get warranty assistance?
What should you do to keep the warranty in effect?
Page
Page
Page
Fax/215-641-1670 Parts Fax/215-641-2180
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Contents