Crown-boiler KSZ175 User Manual

KSZ Series Oil-Fired Steam Boilers INSTALLATION INSTRUCTIONS These instructions must be afxed on or adjacent to the boilerModels:• KSZ065• KSZ075 •

8 FIGURE 6: ALL AIR FROM OUTDOORS, VIA VENTILATED ATTIC FIGURE 5: ALL AIR FROM OUTDOORS, VENTILATED CRAW

9 FIGURE 8: ALL AIR FROM OUTDOORS, USING HORIZONTAL DUCTS INTO BOILER ROOM FIGURE 7: ALL AIR FROM OUTDOORS, USING

10VI VentingVent installation must be in accordance with local building codes, or the local authority having jurisdiction.Typical vent installation i

112) Acceptable Vent Connectors - The following may be used for vent connectors:• Listed Type L vent.• Single Wall Galvanized Pipe - Use 0.018” (2

12 FIGURE 10: STEAM BOILER PIPING FOR GRAVITY RETURNFigure 10 shows recommended near boiler Piping for most common types of gravity return steam sys

13• Boiler or system Flooding• Hammering• Failure to heat one or more radiatorsAvoid the common piping mistakes shown in Figure 11. This applies ev

14VIII INDIRECT & TANKLESS WATER HEATER PIPING INDIRECT WATER HEATER PIPING All KSZ series boilers are

15IMPORTANT• Some indirect water heaters may not be suitable for use with a steam boiler. Consult the water heater manufacturer’s guidelines before

165) Globe or Ball Valve (Recommended) - Used to adjust the ow through the entire tankless heater system if needed.6) Unions (Required) - Tankless he

17IX Fuel Line PipingFuel line piping design, materials and constructions must be in accordance with local building codes, requirements of the local

2

18d) TWO-PIPE LIFT SYSTEM - used when a fuel oil storage tank is located below an oil burner fuel pump suction port. See Figure 16. The vertical dist

19 FIGURE 15: TWO-PIPE GRAVITY FEED SYSTEM FIGURE 16: TWO-PIPE LIFT SYSTEM

20X Wiring1) 120 Volt Wiring - Provide the boiler with its own 15A branch circuit with fused disconnect. How the 120 volt connec-tions are made de

21 FIGURE 17: INDIRECT WATER HEATER FIELD WIRINGFeeder Wiring for Boilers Equipped with Hydrolevel CG450 Low Water Cut-offs1) Using Hydrolevel VXT-1

22FIGURE 18a: WIRING MCDONNELL & MILLER 101A-120 OR HYDROLEVEL VXT-120 FEEDER TO BOILER EQUIPPED WITH #67 L.W.C.O.FIGURE 18b: WIRING MCDONNELL &am

23L1INTERRUPTEDINTERMITTENTBURNER MOTORLIMITVALVEL2NOTE: BURNER WIRING SHOWN IS FOR BECKETTAFG BURNERS. CONSULT BURNER INSTRUCTIONMANUAL FOR OTHER BUR

24XI Start-up and CheckoutUse the following procedure for initial start-up of the boiler:1) Ensure that the boiler is lled to the normal water level

2522) Check for clean cutoff of the burner. Air in the oil line between fuel pump and nozzle will compress, while burner is running, and expand, when

26TABLE 3a: BECKETT BURNER CONFIGURATION AND SETUP DATA BURNER MODELAFG AFG AFG AFG AFG AFG AFG AFG AFGAIR TUBE COMBO.70MMAQ 70MMAQ 70MMAQ 70MMAQ

27XII Service and MaintenanceThe following procedure should be performed on a weekly basis: For boilers equipped with a #67 low water cut-off, blow

1FOLLOW ALL INSTRUCTIONS and warnings printed in this manual and posted on the boiler.INSPECT THE BOILER, BURNER AND CONTROLS ANNUALLY. To keep your b

284) Clean the boiler ue passages as follows: a) Remove vent connector and piping. b) Remove barometric draft regulator. c) Remove top jacket pane

29IMPORTANT• CLEAN THE BOILER EVEN IF THERE ARE NO SIGNIFICANT SOOT DEPOSITS. FAILURE TO REMOVE ALL SULFUR AND ASH DEPOSITS ANNUALLY CAN CAUSE SEVERE

30Important Product Safety Information Refractory Ceramic Fiber Product Warning: The Parts list designates parts that contain refractory ceramic fib

31Installation Notes And Service Log

3265 75 100 90 125 150 120 175 200* HEAT EXCH ASSY. WITH COIL OPENING 1 ea. 290013 290013 290013 290014 290014 290014 290015 290015 290015* HEAT EXCH

33

3465 75 100 90 125 150 120 175 20029 REVERSIBLE SIDE JACKET PANEL 2 ea. 270523 270523 270523 270524 270524 270524 270525 270525 27052530 HEATER SIDE J

35

36Manufacturer of Hydronic Heating ProductsP.O. Box 14818 3633 I. StreetPhiladelphia, PA 19134www.crownboiler.com980280 Rev 411-11

2Table of Contents I. Product Description ... 2 II. Specications ...

3TABLE 1a: GENERAL SPECIFICATIONS Notes:1. Net Ratings are based on piping and pick-up allowances of 1.333. 2. Burner Capacity Rating, GP

43) Make sure that the boiler is correctly sized. Use an industry accepted sizing method such as the I=B=R Guide RHH published by the Air-Conditioning

5 FIGURE 2: CLEARANCES FIGURE 3: INSTALLATION OVER A COMBUSTIBLE FLOOR

6V Air for Combustion and VentilationSufcient fresh air must be supplied for combustion and ventilation. Provisions for combustion and ventilation a

7 FIGURE 4: BOILER INSTALLED IN CONFINED SPACE, ALL AIR FROM INSIDE2) Unconned Space - Natural inltration into the boiler room will norm