Contents
Model Series............................................................................................................................. 2
Nomenclature ........................................................................................................................... 2
Features ................................................................................................................................... 3
Specifications ........................................................................................................................... 5
Dimensions ............................................................................................................................... 8
Performance Data .................................................................................................................... 8
Water pressure drop curve ....................................................................................................... 13
Sound Data............................................................................................................................... 13
Wiring Diagram ......................................................................................................................... 14
Installation ................................................................................................................................ 16
Water system installation .......................................................................................................... 21
Maintenance ............................................................................................................................. 29
Control System Instruction ....................................................................................................... 32
Error code ................................................................................................................................. 39
Note: Installation and maintenance are to be performed only by qualified personnel who are
familiar with local codes and regulations, and experienced with this type of equipment.
Caution: Sharp edges and coil surfaces are a potential injury hazard. Avoid contact with them.
Warning: Moving machinery and electrical power hazard may cause severe personal injury or
death Disconnect and lock off power before servicing equipment.
Literature NO.: ED-UWLB5-1503
Supersedes: N/A
1