Installation of boilers must comply with local requirements and codes and with theNational Fuel Gas Code NFPA 54, ANSI Z223.1 for installations within
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9See Figure 9, Page 10See Figure 8, Page 10Pre-Installation Items42!;?4:9,74?:8;:909?>1:=$:7:F##B4?3',7A0>$3@?!11
1034Supplied in StandardReverse Return Kits(CRR)12Supplied in Standard Reverse Return Kits (CRR)Pre-Installation Items42!;?4:9,74?:8;:909?&g
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Table of Contentsi"#!&%$%* !#%! Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Pre-Installation items1834Supplied in StandardReverse Return Kits(CRR)12Supplied in StandardReverse Return Kits(CRR)42!;?4:9,74?:8;:909?>
Pre-Installation Items19ItemKit ComponentsPSCAS17 (1/Boiler)Quantity1 Brass ¾” NPT 90 Degree Elbow 12 Brass ¾” NPT Shoulder Nipple 13 Brass ¾” NPT Tee
20Combustion Air and Venting$%! F!&$%! # ' % :=/0?,470/49>?=@.?4:9>=02,=/492?3049>?,77,?4:9:1?30.:8-@&
Combustion Air and Venting2142 !;?4:9,7:88:9'09?492 :1 := "#$% $:7: :470=> :?A,47,-701:=$:7::47
$%! F $%%! 4>?=4-@?4:9,941:7/1. Place the distribution manifold in the location to beinstalled. If a Hydronic Junction is utili
Installation23D/=:94.@9.?4:9The hydronic junction serves as a low loss header provid-ing hydraulic separation, dirt separation and air elimination.
24Installation:470=:@9?4921. Attach the boiler mounting brackets shipped withthe boilers to the top front of the distribution mani-fold us
25Boiler Piping$%! 'F!#"" 090=,79>@=0 ?3,? ?30 8,C48@8 -:470= ,9/ /4>?=4-@?4:98,941:7/B:=6492;=0>>
$%! 'F$ $%%! If local codes require the installation to comply with CSD-1,the addition of high limit control(s) and low water cu
Table of Contentsii$%! 'F(# Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
27$%! 'F$*$%"" @7?4;704>?=4-@?4:9,941:7/>The maximum number of boilers that can be piped inseries is f
System Piping28%,-70<@4A,709?092?3:1$?=,423?"4;0Fitting or ValveIron Pipe Size1.25 1.5 2 2.5 3 4 5 690° ElbowThreadedMachined 6.6 7
29System Piping423"=0>>@=0$D>?08>:=9A:7A4927@4/$0;,=,?4:9A heat exchanger is required between the Cascade andthe system pi
30System Piping42$D>?08"4;492:8;:909?$D8-:7>
31System PipingSystemSupplySystemReturnFlowCheckValves42$D>?08"4;492,>.,/0"$B4?3,96>:1<@,7 @8-0=:1:470=&
32System PipingSystemSupplyFlowCheckValvesSystemReturnBalancingValve42$D>?08"4;492F,>.,/0"$B4?3,96>:1&90A09
33System Piping42$D>?08"4;492F,>.,/0"$$0042;,201:="=0>?420B4=492
34System Piping42$D>?08"4;492F,>.,/0##$0042;,201:="=0>?420B4=492NOTICENOTICE
35System Piping42$D>?08"4;492F423"=0>>@=0$D>?08>:=9A:7A4927@4/$0;,=,?4:9
36Gas Piping$%! 'F$"" ,?@=,7,>"4;0$4E492Refer to Table 11 for Schedule 40 metallic pipe lengthand diameter
Product & Safety Information19/4.,?0> , 3,E,=/:@> >4?@,?4:9 B34.3 41 9:?,A:4/0/.:@7/=0>@7?49/0,?3>0=4:@>495@=D:
Wiring$%! 'F(# ":B0=$@;;7DA dedicated 120 VAC/15A minimum service must beused to power the boilers in the Cascade
38WiringNOTES:1.This drawing shows system wiring concept onlyInstaller is responsible for all equipment & detailing required by local codes2.All w
39Wiring42(4=4924,2=,8F!90(!423484?"0=,>.,/0B4?3:88:9'09?NOTES:1.This drawing shows system wiring concept on
Wiring40NOTES:1.This drawing shows system wiring concept onlyInstaller is responsible for all equipment & detailing required by local codes2.All w
41System Start-Up$%! )$*$%$%#%&"30.6$D>?08(,?0=3084>?=D: 9:? @>0 ;0?=:70@8-,>0 .70,9492 := >0,7492.
42System Start-Up30.6,9/%0>?9?41=00E0For systems containing antifreeze solutions, follow theantifreeze manufacturer’s instructions in
43Maintenance Schedule$%! ) % $&$0=A4.0%0.394.4,9At least on an annual basis the following maintenanceshould be perfo
44Maintenance Procedures$%! ) % "#!&#$,49?09,9.0"=:.0/@=0>%30 ,>.,/0 >3:@7/ -0 49>;0.?0/ ,9/ &
45Maintenance Procedures30.6:470=#07401',7A0Inspect the relief valve and lift the lever to verify flow atleast annually or as recommended on
Replacement Parts46214342,>.,/04?:8;:909?>1:=$:7::470=>#0A0=>0#0?@=9B4?3',7A0>#0?@=9"4;492Item
Pre-Installation Items2$%! F"# $%%! %$:/0:8;74,9.0Installation of the Cascade must comply with local codesand requirements
Replacement Parts473421Item Part # Description1 PSVLV11 1-1/2” NPT Union/Shut Off Valve Assembly2 PSHOS02 1-1/2” NPT x 13” Flexible Hose/Union Assembl
Replacement Parts48213442,>.,/04?:8;:909?>1:=$:7::470=>"=48,=D$0.:9/,=D#0?@=9"4;492Item Part # Descriptio
49213Replacement Parts42,>.,/04?:8;:909?>1:=$:7::470=>#0A0=>0#0?@=9B4?3',7A0>#0?@=9"4;492Item
50213Item Part # Description1 PSVLV11 1-1/2” NPT Union/Shut Off Valve Assembly2 PSHOS01 1-1/2” NPT x 15” Flexible Hose/Union Assembly3 PSTEE04 1-1/2”
512134Replacement Parts42,>.,/04?:8;:909?>1:=$:7::470=>"=48,=D$0.:9/,=D#0?@=9"4;492Item Part # Descriptio
52CPS 500 86”CPS 1000 154”20.5”8.5”7”12” (Typ.)12”27.5” (Typ.) AirVent “A”Part Nº“A”System SupplySystem Return18”72”16”33.8”36”3” Threaded Flangewit
Product Specifications53“A”72”33.8”16”CRR 500 68”CRR 1000 136”20.5”8.5”7”12”27.5” (Typ.)12” (Typ.)“A”Part Nº3” Threaded Flangewith 7 1/2” O.D.6” Bol
Product Specifications54CPS 800 86”CPS 1200 113”CPS 1600 154”CPS 2000 181”26”15”6”“A”8” (Typ.)7” 27.5” (Typ.)AirVent 3” Threaded Flangewith 7 1/2”
55“A”72”33.8”16”CRR 800 68”CRR 1200 95”CRR 1600 136”CRR 2000 163”26”15”6”7” 27.5” (Typ.)8” (Typ.)“A”AirVentPart Nº3” Threaded Flangewith 7 1/2” O.
56Product SpecificationsModel2”2”2.5”2.5”3”3” ComponentIndividualShippingWeightLbsIndividualWaterContentGalPrestige 250Prestige 3992 Boiler Manifold3
99See Figure 3, Page 4See Figure 2, Page 4145107222168832Pre-Installation Items342,>.,/04?:8;:909?>1:=$:7::470=>F"
57Product SpecificationsCRR 500 and CRR 800 Pressure Drop CurveCRR 1200 Pressure Drop CurveCRR 1000 and CRR 1600 Pressure Drop Curve=,;3"=0&
58Product SpecificationsCRR2000 Pressure Drop CurveOptional Strainer Pressure Drop Curve - PSCAS24=,;3"=0>>@=0:>>%3=:@23##
59Product Specifications00.12.33.35.46.58.69.8150150100200Flow (GPM)Pressure Drop (feet of W.C.)=,;3"=0>>@=0:>>%3=:@23D/=:9
Additional quality water heating equipment availablefrom Triangle Tube"#$%! $ (!& %!#$#%$#$ #%#(%
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56174See Figure 5,Page 7See Figure 6,Page 7356245635615166Pre-Installation Items42,>.,/04?:8;:909?>1:=$:7::470=>F#0A0=&
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