Smith Cast Iron Boilers GB250 SERIES Boiler User Manual


 
13 Section, Rear 3672 111111
14 Section, Intermediate 3671 334567
15 Section, Front (No Coll Opening) 3670 111111
16 Heat Exchanger/Assembled Block 72403 1 1
Heat Exchanger/Assembled Block 72404 1
Heat Exchanger/Assembled Block 72405 1
Heat Exchanger/Assembled Block 72406 1
Heat Exchanger/Assembled Block 72407 1
17 Port Seal - 5" 60306 445678
18 Port Seal - 2" 59168 445678
19 Pipe Plug 2" Sq. Hd. 61547 111111
22 Low Water Cut-Off (CG400) 50090 111111
23 Pigtail - 1/4" (CG400) 61684 111111
24 Pressuretrol (PA404A) 50493 111122
25 Press. Gauge (0-15 P.S.I.) 60268 111111
26 Water Gauge 59199 111111
27 Pressure Relief Valve - 15 P.S.I. 61980 111111
28 Flue Collector 59204 1 1
Flue Collector 59205 1
Flue Collector 59206 1
Flue Collector 59207 1
Flue Collector 59208 1
29 Draft Hood - 7" For Spill Switch* 59216 1 1
Draft Hood - 8" For Spill Switch* 59217 1
Draft Hood - 8" 59218 1
Draft Hood - 9" 59219 1 1
31 Junction Box - 4"" x 4""" 60178 111111
Silicone Sealant 11 oz. 40440
3/8" Fiberglass Rope - 5 Ft.
Block to Base Seal"
60024
32 Vent Damper - 7" w/Harness Ass'y 69496 1 1
Vent Damper - 8" w/Harness Ass'y 69497 1 1
Vent Damper - 9" w/Harness Ass'y 69498 1 1
Cable Bracket 59270 111111
33 Manual Reset Spill Switch 59273 1 1 1
34 Manual Reset Rollout Switch 59274 1 1 1
Standing Pilot
6 Pilot Ass'y N.G. - Q314-3679 72366 1 1
Pilot Ass'y N.G. - Q314-3679 70004 1
Pilot Ass'y N.G. - Q314-3679 72367 1
Pilot Ass'y N.G. - Q314-3679 72368 1
Pilot Ass'y N.P. - Q314-3679 72369 1
Pilot Ass'y L.P. - Q314-3679 72372 1 1
Pilot Ass'y L.P. - Q314-3679 70007 1
Pilot Ass'y L.P. - Q314-3679 72373 1 N/A N/A
7 Thermocouple K16RA-36D 51006 1 1 1
Thermocouple K16RA-48D 59111 1 1 1
10 Gas Valve - N.G. VR8300C-4043 59131 1111
Gas Valve - N.G. WR36C04-439 59132 1 1
Gas Valve - L.P. VR8300C-4035 59133 1111
30 Transformer - 120/24V 43VA 50172 111111
22
REF GB250 GB250 GB250 GB250 GB250 GB250
NO. NAME OF PART PART NO. -5L -5H -6 -7 -8 -9