Crown 32 - Manuals

8 6 Figur e 2b: Series 32 W ater Boilers - Arrangement Of W ater Supply Connections, Draft Hoods And Base Assemblies

9 III Before Installing 1) Safe, reliable operation of this boiler depends upon installation by a professional heating contractor in strictaccordance with this manual and the requirements of the authority having jurisdiction. • In the absence of an authority having jurisdiction, installation must be...

10 Table 2: Minimum Room Volumes Based On Sixteen Times Boiler Volume By Model Size 8 Bo ile r M o de l Ove r All Le n gth Jack e t Ove r All De pth Jack e t Ove r All He ight Floor To Top Of Jack e t Boile r V o lum e (Ft3) M in im u m Ro om V o lum e (Ft3) 32-475 36 3/4 32 1/4 46 5/8 32.0 511.7 32...

11 6) The boiler should be located as close to the chimney as possible. 7) Do not install this boiler directly on a surface that may get wet. Raise the boiler on a pad. Clearances Required For Removal Of Tankless Heater T-1 T-2 T-3 Lef t Side 24" 18" (Controls) 27" 32" 42" Right ...

12 V Knockdown Boiler Assembly Instructions 10 A. Prior To Assembly 1) Thoroughly inspect the cast iron heat exchanger sections for any shipping damage, i.e. cracks in the castings, broken lugsor punctures due to mishandling. 2) Do not use a damaged heat exchanger section. Replace it with an undamag...

14 12 C. Section Assembly 1) Clean the boiler sections inside and out to remove dirt due to shipping and handling. 2) Clean all nipples and nipple ports with kerosene immediately prior to section assembly. 3) Set the left end section on the base so that the locating lugs on the bottom of the section...

16 14 14) Install the tankless coil/s and/or cover plates using the gaskets and 3/8 x 7/8 bolts and washers provided (see Figure 7). 15) Test assembled block for leaks. Unless local codes have other requirements, use the following procedure: a) Run a hose from the water service to one of the lower t...

17 15 6) Hang a rear tie rod channel bracket on the 4" stud installed in the left end section (Figure 12a). 7) Facing the rear of the boiler, find the square mounting holes underneath the draft hood. Drop a 5/16 x 5" carriagebolt through this hole and through the hole in the rear tie rod cha...

19 17 NOTE Before installing the jacket, make sure to plug any tappings which are not going to be used. Also make sure that notappings are plugged which will be needed later for piping the boiler. See Sections VIII and IX for piping and triminstallation. D. Jacket Assembly Instructions 1) On the lef...

21 19 VI Air For Combustion and Ventilation Sufficient fresh air must be supplied for combustion, ventilation and flue gas dilution. Provisions for combustion,ventilation and flue gas dilution air for gas utilization equipment vented by natural draft must be made in accordance withlocal building cod...

22 20 • If providing openings into adjacent rooms is undesirable, combustion and ventilation air can be brought intothe boiler room from outdoors. See the instructions under “For Buildings of Unusually Tight Construction”. B. For Buildings Of Unusually Tight Construction 1) Provide outdoor air throu...

25 23 VII Venting Vent installation must be in accordance with local building codes, or the authority having jurisdiction, or the National Fuel Gas Code, NFPA 54/ANSI Z223.1 . Typical vent installations are shown in Figures 20 and 21. The vent system shown in Figure 20 uses a common ventfor all boil...

26 6) Lateral venting should slope upwards towards the chimney not less than one inch in four feet. No portion of vent pipe should run downward or have sags. Vent pipe must be securely supported. 7) The connector rise coming off the boiler should be as tall as possible, while still maintaining the p...

28 Removing An Existing Boiler From A Common Chimney In some cases, when an existing boiler is removed from a common chimney, the common venting system may be too largefor the remaining appliances. At the time of removal of an existing boiler, the following steps shall be followed with eachappliance...

29 27 VIII Steam Boiler Piping & Trim Installation 1) Figures 27 shows the recommended near boiler piping for most common types of gravity return steam systems. UseTable 6 to determine the riser, header and equalizer piping sizes for the appropriate boiler model. 2) One of the primary purposes o...

30 28 Hydrolevel CG450 – This is a probe type LWCO and is installed in tapping “G”. On the CSD-1 controlpackage, and other boilers with redundant low water cut-offs, the CG450 is the operating low water cut-offand should be used to control a feeder (if used). The CG450 supplied with the Series 32 us...

31 29 Table 5 Figure 22: Steam Boiler Tapping Locations Tapping Uses Chart For Steam Boilers 1 Component Description Tapping Tapping Standard CSD-1 Location Size (in) Equipment Package Supply Piping A 3 N N Return Piping B 3 N N Safety Relief Valves (With Inlet Opening Up To & Including 1-1/2...

32 f. Boiler Drain Valve - Install with a 3” x ¾” bushing into one of the two return tappings “B”. The drain valvemay also be installed in the return piping, but it must be installed in the leg of a tee so that it is directly oppositeand as close as possible to the return tapping. The leg of the tee...

39 37 CAUTION • INSTALL BOILER SO THAT THE GAS IGNITION SYSTEM COMPONENTS ARE PROTECTED FROMWATER (DRIPPING, SPRAYING, RAIN, ETC.) DURING APPLIANCE OPERATION AND SERVICE(CIRCULATOR REPLACEMENT, ETC.). • OPERATION OF THIS BOILER WITH CONTINUOUS RETURN TEMPERATURES BELOW 120°F CANCAUSE SEVERE HEAT EXC...

41 39 Tapping Uses Chart For Water Boilers 1 Component Description Tapping Tapping Standard CSD-1 Location Size (in) Equipment Package Supply Piping A 3 N N Return Piping B 3 N N Pressure Relief Valves C 2 1-1/2 Y Y Combination Pressure / Temperature / Altitude Gauge E 1/2 Y Y Hydrolevel #750 Probe ...

43 41 Table 8: Water Boiler Supply & Return Pipe Sizes Figure 31: Recommended Boiler Piping For Combination Heating & Cooling Systems Supply Supply Water Return Return Water Boiler Header Ris er Connec tions Header Connec tions Model Size (in) Quantity Siz e (in) Siz e (in) Quantity Siz e (i...

44 42 B. TANKLESS HEATER PIPING If the Series 32 water boiler is installed with an optional tankless heater, pipe the heater as shown in Figure 32. Thecomponents in this system and their functions are as follows: 1) Mixing Valve (Required) - During the heating season, the water exiting the tankless ...

45 43 8) Multiple Tankless Heaters - If two tankless heaters are installed in the boiler, it is recommended that each heater beinstalled in parallel with its own mixing valve, relief valve, flow restrictor, etc.. This will permit either heater to be removed from service for maintenance while still p...

46 44 X Gas Piping 1) Gas piping to the boiler must be sized to deliver an adequate supply of gas for the boiler to fire at the nameplateinput with the inlet pressure at the gas valves between the minimum and maximum valves shown on the ratingplate. For more information on gas line sizing, consult t...

47 45 XI Control System Wiring WARNING All wiring and grounding must be done in accordance with the authority having jurisdiction or, in the absence of suchrequirements, with the National Electrical Code (ANSI/NFPA 70). WARNING OPERATING CONTROL CONTACTS MUST BE “DRY” (ELECTRICALLY ISOLATED FROM ALL...

51 Safety Control Operation Temperature Limit Control (Water Boilers) – The temperature limit control interrupts burner operation when the supplywater temperature exceeds the set point. Maximum allowable water temperature in a water boiler is 250F. The L4006Awill reset itself when the water temperat...

52 50 XII Start-up and Checkout Use the following procedure for initial start-up of the boiler: 1) Make sure that the boiler is filled with water. 2) Check all new gas piping for leaks and purge piping sections that are filled with air. See the National Fuel Gas Code for additional information on te...

53 51 WARNING F A I L U R E T O F O L L O W T H E F O L L O W I N G P R O C E D U R E E X A C T L Y C O U L D R E S U L TI N O V E R - F I R I N G O F T H E B O I L E R A N D A C A R B O N M O N O X I D E H A Z A R D . 13) Check the manifold pressure and adjust if necessary. To do this, use the foll...

56 A. This appliance is equipped with an ignition device which automatically lights the pilot. Do try to light the pilot by hand. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor. WHAT...

58 CAUTION WATER LEAKS CAN CAUSE SEVERE CORROSION DAMAGE TO THE BOILER OR OTHER SYSTEM COMPO- NENTS. REPAIR ANY LEAKS FOUND IMMEDIATELY 56 XIII Service and Maintenance The following routine maintenance should be performed: On a continuous basis: 1) Keep the area around the boiler free and clear from...

60 XIV PARTS The following parts may be obtained from any Crown distributor. To find the closest Crown distributor, consult the area Crown representative or the factory at: Crown Boiler Co.Customer ServiceP.O. Box 14818Philadelphia PA. 19134(215) 535-8900www.crownboiler.com For boilers installed at ...

68 66 L4006A 2015 35-3510 1 L4006E1109 MA N. RESET (CSD-1 ONLY ) 35-3100 1 1/2 LONG WELL 35-1006 1 HY DROLEV EL 550 LWCO (CSD-1 ONLY ) 450550 1 1-1/2 X 1/2 BLK BUSHING 950021 1 TRIDICA TOR GA UGE 95-038 1 1/2 X 1/4 BLK BUSHING 95-053 1 BLA NK COIL PLA TE 270003 2 COIL GA SKET 270001 2 3/8 USS FLA T ...

71 PN 980888 Rev.2 10/08 Tel: (215) 535-8900 • Fax: (215) 535-9736 • www.crownboiler.com Manufacturer of Hydronic Heating Products P.O. Box 14818 3633 I. Street Philadelphia, PA 19134