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Part Number 550-142-300/0520
62
CGa Series 3 Gas-Fired Water Boiler — Boiler Manual
Replacement parts — trim
12e
Figure 34 Trim assembly
Item
number
Description
Part number
1 Pressure relief valve, ASME, 30 PSIG, ¾” male inlet
Pressure relief valve, ASME, 30 PSIG, ¾” female inlet
(Fittings shown are factory-installed on boiler.)
511-546-920
511-546-924
2 Combination pressure-temperature gauge, 3⅛,” diameter, short shank
(Fittings shown are shipped loose with boiler.)
380-000-000
3 Drain valve, ¾”
(Fittings shown are included with boiler.)
511-210-423
4 Circulator
(Fittings shown are shipped loose with boiler.)
CGa 25 - 5
CGa 6 - 8
511-405-153
511-405-113
5 Circulator gasket, universal (2 per boiler) 590-317-535
not shown
Circulator hardware kit, includes:
1 ange, 2 nuts, 2 screws, 1 gasket —
¾” NPT — CGa-25 --------------------------------------------
1” NPT — CGa-3 through CGa-5 -------------------------
1¼” NPT — CGa-6 and CGa-7 ----------------------------
1½” NPT — CGa-8 -------------------------------------------
381-354-530
381-354-525
381-354-526
381-354-531
6 Circulator wiring harness kit, spark-ignited with Molex (loose) 381-356-528
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