Product Overview

Series

Efficient

Gas-Fired

Water Boiler

• Upto84%AFUE

• 31to244MBH

– In 9 sizes

• Chimneyvented

• Integratedboilercontrol

– User-friendly

 –Energy-saving “thermal purge”

feature circulates residual warm

water in heating system prior to

firing boiler

– Combination high limit

circulator relay

– Extensively tested & proven

• NaturalorLPgas

• Castironheatexchanger

– Meets the ASME Boiler and

Pressure Vessel Code

• Metalsectionconnectors

– Resist chemicals, increases

the life of the boiler

• Step-openinggasvalve

– Provides smooth & quiet

start-up

• Lifetimelimitedwarranty

 –See your installing contractor

for more warranty information

CG-D

Fully updated for

DOE 2012 compliance!

MADE IN

U.S.A.

PAGE 1
CG-D Series Efficient Gas-Fired Water Boiler Fully updated for DOE 2012 compliance! • Up to 84% AFUE • 31 to 244 MBH – In 9 sizes • Chimney vented • Integrated boiler control – User-friendly – Energy-saving “thermal purge” feature circulates residual warm water in heating system prior to firing boiler – Combination high limit circulator relay – Extensively tested & proven • Natural or LP gas • Cast iron heat exchanger – Meets the ASME Boiler and Pressure Vessel Code • Metal section connectors
PAGE 2
Ratings & Specifications Model Input Gas (MBH) AHRI Heating Capacity (MBH) Net IBR Water (MBH) AFUE% Electronic Ignition CG20D 37.5 31 27 82.3 CG30D 62 52 45 82.6 CG40D 96 80 70 82.3 CG50D 130 108 94 82.0 CG60D 164 135 117 82.0 CG70D 198 163 141 82.0 CG80D 232 191 166 82.0 CG90D 266 219 190 82.0 CG100D 299 246 214 82.0 A S M E H Standard Features • • • • • • • • • High Efficiency Models CG30DH 62 52 45 84.0 CG40DH 96 80 70 84.