Weil-McLain CGa-25, CGa-3, CGa-4, CGa-5, CGa-6 Brochure

GO L D SERIES- GA S BOIL ER

HIGH EFFICIENCY

EA S Y TO INS TA LL A ND S ERV ICE

CGa - Gold S eries Gas Boiler

W eil- McLain

Water,

Natural Draft

NAT’L or LP

MBH: 52-245

Avg. Efficiency: 83%

MA DE W ITH W EIL- McLA IN QUA LITY

www.weil- m clain.com

Rating s

Dim e nsions

M A D E IN THE

USA

Note s:

(1 ) A dd “SPD ” for boiler w ith stan din g pilot; “PID” for boiler
w ith electron ic ign ition system . For S PD m odels, add
“N ” for n atu ral gas, “L ” for propan e (propan e n ot
av ail able for PID).
(2) Based on (2) Based on stan dard test procedures prescribed by th e
Un ite d State s De partm en t of En ergy.
(3) (3) N et I= B = R ratin gs are based on n et in stalled radiation
of sufficien t quan tity for th e requ irem e n ts of th e
bu ildin g an d n oth in g n ee ds to be added for n orm al
pipin g an d pick-up. Ratin gs are based on a pip in g an d
pick-up allow an ce of 1.15. A n addition al allow an ce sh ould
be m ade for un usual pipin g an d pick-up loads.
CGa boileCGa boilers are C.S.A . design certified for in stal lation on
com bustible floorin g. Tested for 50 psi workin g pressure.

Note s: (1 ) Circu lator
fl an ge supplied w ith
boil er is sam e size
as recom m en ded
pipe size . For su pply
an d return boile r
tappin g size , se e
inin stallation m an ual.

Note : Boile r circulator is sh ipped loose. Circu lator m ay be m oun ted on eith er boiler
suppl y or return p ipin g. See dim en sion ch art for pipe size of circulator flan ge prov ided.

Standard and A dditional Equip m e nt

Standard Equip m e nt:

Factory Tested
Tw o-Piece Top Jacket Pan el
In sulated Exten ded Steel Jacket
Cast Iron Section s w ith Built-in A ir Separator
Radiation Plates
VVertical Draft H ood
A utom atic Ven t Dam per
Com bin ation Gas Valv e for 24 Volt
W irin g H arn ess
Non -L in tin g Pilot Burn er
Stain less Steel Burn ers
Electrical Jun ction Box
RRollout Th erm al Fuse Elem en t
High - L im it Tem perature Con trol
Circulator (w h en ordered)
Spill Sw itch

30 PSI A SM E Relief Valve (boiler section s
tested for 50 PSI w orkin g pressure)
Com bin ation Pressure-Tem perature Gauge
Drain Valve

HIG H EFFICIENCY M ODEL - SPD

Con stan t Burn in g, Th erm ally-Superv ised
Pilot System
Th erm ocouple
Com bin ation Relay Receptacle an d
40 VA Tran sform er
Plug-in Circulator Relay

HIG HEST EFFICIENCY M ODEL - PID

In tegrated Boiler Con trol M odule w ith
In term itten t Electron ic Ign ition System
& In dicator/Diagn ostic L igh ts
40 VA Tran sform er
Plug-in Con n ector an d W irin g

In th e in terest of con tin ual im prov em en ts in product an d perform an ce, W eil-M cL ain reserves th e righ t to ch an ge specification s w ith out n otice.

C-848 R1 (110 8)

A dditional Ep uip m e nt:

Taco 0 0 7 Circulator
Expan sion Tan k Package (expan sion tan k, fill
& ch eck valve, auto air ven t an d fittin gs):
# 10 9-sizes 25 th ru 5; # 110 -sizes 6 th ru 8.
Sh ipped in separate carton .
WW -M 5 & 10 Year Hom eow n er Protection Plan
W -M In direct-fired W ater Heaters
W -M M axiflo® Pool Heaters
W -M Baseboard Un its