Crown Boiler 32-475ECS Installation Manual

D e s i g n e D t o L e a DTel: (215) 535-8900 • Fax: (215) 535-9736 • www.crownboiler.comManufacturer of

Figure F: Water Boiler Control Installation (Less Tankless Heater Version Shown)Figure E: Blocked Vent Switch Installation8

6) Once the ignition module detects the presence of a pilot ame, voltage is applied across the main valve (terminals “MV” and “MV/PV”), opening the

380 475 380 475IAPART # (STANDARD) 310000 310001 310002 3110053 3110063 310405 310406 311026 311020 311010 310400 311027 311028 311031 1 EA. 1 EA.BOI

BASE SIDE CARTON - See Installation ManualJACKET SIDE PANEL CARTON- See Installation ManualWATER AND STEAM BOILER CARTONS - As shown in Installation M

12STEAM PROBE CONTROL SUB ASSY 3513210 1LWCO, CG400 WITH "P" PROBE 400824 1BLOCKED VENT SWITCH ASSY 960128 1GLASS SET (20-104-10, 8" C

PN 980895 05/10 Tel: (215) 535-8900 • Fax: (215) 535-9736 • www.crownboiler.comManufacturer of Hydronic Heat

I Product Description This supplement covers information not included in the standard Series 32 installation manual that is unique to the

VII VentingRefer to installation manual. Vent sizing for the 32-380ECS should always be done in accordance with the National Fuel Gas Code. A vent

WARNINGAll wiring and grounding must be done in accordance with the authority having jurisdiction or, in the absence of such CAUTIONMake sure that dam

“BURNER”“BURNER”THTR+ROBERTSHAW7000DERHCGAS VALVEVENT DAMPER (NOTE 2)NOTE 2LESS VENTDAMPER2. ON BOILERS LESS VENT DAMPER, DAMPER HARNESS NOT USED. RED

Sequence of Operation - Steam Boiler1) When the boiler is energized, 24 volts is immediately applied to terminals “1” (blue) and “4” (yellow) on the v

2HIGH LIMITLOWLIMITHONEYWELLL8124ETHTR+ROBERTSHAW7000DERHCGAS VALVEPILOT VALVEMAIN VALVERDRDRD/YERDRD/YEALARMALARMFigure C: Water Boiler Wiring (With

equipped with a reset button which must be pressed to restore normal burner operation. An open blocked vent switch is indicative of a problem with the