P/N 240009432 Rev. D [09/2013]
UB 90 125-200 SERIES II
GAS-FIRED, DIRECT VENT,
CONDENSING, HOT WATER BOILER
INSTALLATION, OPERATION &
MAINTENANCE MANUAL
An ISO 9001-2008 Certified Company
Models
UB90-125
UB90-150
UB90-175
UB90-200
Manufactured by:
ECR International, Inc.
2201 Dwyer Avenue, Utica NY 13504-4729
web site: www.ecrinternational.com