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2 VB Series Outdoor LS Manual
Specifications ..................................................... 3
Consumer Safety Information
Safety Definitions ............................................. 4
Safety Behaviors and Practices ....................... 4
Safety Features ............................................... 4
Description of Operation ................................... 5
Operating Instructions
Features Available on Temperature
Controllers ....................................................... 5
Temperature Controller ................................... 6
How to Set the Temperature ........................... 7
Temperature Controller Settings ................. 7, 8
Temperature Options Without
a Temperature Controller ................................ 8
Setting the Sound Volume (Voice Prompt) ...... 8
Using the Water Smart Bath / Fill Function ..... 9
Overview ..................................................... 9
Setting the Water Volume ........................... 9
Filling the Tub............................................ 10
Setting Controller to Mute .............................. 10
Setting the Clock............................................ 10
Maintenance
Cleaning .................................................... 11
Air Intake and Exhaust .............................. 11
Motors ....................................................... 11
Temperature Controller ............................. 11
Lime / Scale Build-up ................................ 11
Snow Accumulation................................... 11
Visual Inspection of Flame ........................ 11
Error Codes
Error Code Table ...................................... 12,13
Trouble Shooting for Common Issues ........... 14
Accessing Operating Information .................. 14
Water Quality ................................................. 14
Flushing the Heat Exchanger
(Error Code: LC or 00) ................................... 15
Installation Instructions ................................... 16
General Instructions ...................................... 16
Clearances from Appliance ........................... 17
Attachment of the Water Heater .................... 17
Error Indication or Air Handler Control Switch ..
(RL75e and RL94e only) ............................... 17
Electrical Connection ..................................... 18
Gas Piping
General Instructions ................................ 18
Pipe Sizing Procedure - Example ........... 19
Water Piping
Isolation Valves and Pressure Relief
Valves (RL75e and RL94e) ..................... 20
General Instructions ................................ 21
Pressure Relief Valve .............................. 21
Freeze Protection .............................. 21, 22
Freeze Protection Piping ............................... 23
Recommended Piping for Basic Installation .. 24
Recommended Piping for
Circulation Systems
....................................... 25
Flue Terminal Clearances
(ANS Z21.10.3, CSA 4.3
) ........................ 26, 27
Additional Clearances .................................... 28
Connecting Multiple Water Heaters ............... 29
High Altitude Installations ........................ 29, 30
Temperature Controller Installation
Location ................................................... 31
Configurations ......................................... 31
Cable Lengths and Size .......................... 31
Mounting the Controller ........................... 32
Operating Instructions ................................... 33
Technical Data
Pressure Drop Curve ..................................... 34
Outlet Flow Data ............................................ 34
Space Heating ............................................... 35
Dimensions .................................................... 36
Ladder Diagrams ..................................... 37, 38
Consumer Support
Warranty Information ..................................... 39
Limited Warranty ..................................... 39, 40
State Regulations ............................................. 41
French Version ............................................ 42-59
Table of Contents
This model has been built in accordance with
the requirements of the ASME Boiler and
Pressure Vessel Code and has received the
Certificate of Authorization from the National
Board. The heat exchanger on this unit has
the NB and HLW stamps.
R98LSe-ASME
R
California Proposition 65 lists chemical substances known to the state to cause cancer, birth defects, death,
serious illness or other reproductive harm. This product may contain such substances, be their origin from fuel
combustion (gas, oil) or components of the product itself.