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ELU
High Efficiency Condensing
Wall-Hung Gas Boilers
DANGER
!
This manual must only be used by a qualified installer / service technician. Read all instructions in this manual before installing.
Perform steps in the given order. Failure to do so could result in substantial property damage, severe personal injury, or death.
NOTICE
The manufacturer reserves the right to make product changes or updates without notice and will not be held liable for
typographical errors in literature.
NOTE TO CONSUMER: PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE.
272 Duchaine Blvd.
New Bedford, MA 02745
www.htproducts.com
LP-700 Rev. 000 Rel. 002 Date 4.21.21
WARNING
!
Improper installation, adjustment, alteration, service, or maintenance could void product warranty and cause property
damage, severe personal injury, or death.
California Proposition 65 Warning: This product contains chemicals known to the State of California to cause cancer, birth
defects, or other reproductive harm.
The surfaces of these products contacted by potable (consumable) water contain less than 0.25% lead by weight as
required by the Safe Drinking Water Act, Section 1417.
Heat Exchanger Bears the ASME “H” Stamp
420000510904
Installation
Start-Up
Maintenance
ELU-85WBN
ELU-120WBN
ELU-120WCN
ELU-150WCN models