Crown Boiler TWZ200 Spezifikationen

TWZ Series Oil-Fired Hot Water Boilers INSTALLATION INSTRUCTIONS These instructions must be afxed on or adjacent to the boilerModels:• TWZ065• TWZ075

8 FIGURE 5.0: BOILER INSTALLED IN CONFINED SPACE, ALL AIR FROM INSIDE2) Unconned Space - Natural inltration into the boiler room will normally

9 FIGURE 5.1: ALL AIR FROM OUTDOORS, VENTILATED CRAWL SPACE AND ATTIC FIGURE 5.2: ALL AIR FROM OUTDOORS, VIA VENTILATED ATTIC

10 FIGURE 5.3: ALL AIR FROM OUTDOORS, USING OPENINGS INTO BOILER ROOM FIGURE 5.4: ALL AIR FROM OUTDOORS, USING HORIZONTAL DUCTS INTO BOILER ROOM

11VI VentingVent installation must be in accordance with local building codes, or the local authority having jurisdiction.Typical vent installation i

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

13 FIGURE 7.1: STANDARD BOILER PIPINGStandard Piping Figure 7.1 shows typical boiler system connections on a single zone system. Additional inform

141) Relief valve (Required) - Mount the relief valve on the top left side of the boiler as shown in Figure 7.1 using the 3/4” nipple provided. The

15 FIGURE 7.3: BOILER BYPASS PIPING FIGURE 7.2: INDIRECT WATER HEATER BOILER SIDE PIPINGPiping for Special SituationsCertain types of heating syst

16 FIGURE 7.4: ISOLATION OF BOILER FROM SYSTEM WITH A HEAT EXCHANGER3) Low Temperature Systems - Some systems, such as radiant tubing systems, requ

172) Flow Restrictor (Recommended) - If water is drawn from the tankless coil at a rate in excess of the rating in Table 2.2, the temperature of the h

18FIGURE 8.1: TANKLESS HEATER PIPINGIX Fuel Line PipingWARNING• UNDERNOCIRCUMSTANCESCANCOPPERWITHSWEATSTYLECONNECTORSBE USED.• DONOTUSE

19Depending on the location of the fuel oil storage tank in relation to an oil burner, there are four types of oil piping systems generally being used

20 FIGURE 9.2: ONE-PIPE LIFT SYSTEM7) Attach required piping between burner fuel pump and fuel oil storage tank. Install one fuel shut-off valve ne

21 FIGURE 9.4: TWO-PIPE LIFT SYSTEMX WiringWARNING• All wiring and grounding must be done in accordance with the authority having jurisdiction or,

22CAUTION• When making low voltage connections, make sure that no external power source is present in the thermostat circuits. If such a power source

23 FIGURE 10.0: CONNECTIONS DIAGRAM, BOILERS LESS TANKLESS HEATER, COLD START CONTROL

24 FIGURE 10.1: CONNECTIONS DIAGRAM, BOILERS WITH TANKLESS HEATER, WARM START CONTROL

25 FIGURE 10.2: CONNECTIONS DIAGRAM FOR BURNER PRIMARY CONTROLS Carlin 40200: Beckett 7505: Riello 530SE:

26XI Start-up and CheckoutUse the following procedure for initial start-up of the boiler:1) Ensure that the boiler and entire heating system are lle

2720) Check the CO2 and conrm that it is between the minimum and maximum limits shown in Table 11.0. Adjust if necessary.21) Verify that the smoke le

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

28TABLE 11.0b: CARLIN BURNER CONFIGURATION AND SETUP DATABURNER MODELEZ-1HP EZ-1HP EZ-1HP EZ-1HP EZ-1HP EZ-1HP EZ-1HP EZ-2HPSTANDARDDEL. HAGO HAGO DEL

29XII OperationA. General Information This boiler uses a proprietary version of the Honeywell L7248L Aquastat® cold start control used on boilers le

30 STATUS MODE:=Current Status (Table 12.2) Press and Hold I, ↑, and ↓ for at least 3 sec to enter ADJUSTMENT MODE Press I to enter OPERATING MODE

311sec.1sec. 1sec. FIGURE 12.3: TYPICAL OPERATING MODE DISPLAY (BOILER TEMP SHOWN)TABLE 12.2: STATUS CODESStatus # Description Meaning1

32TABLE 12.5a: ADJUSTMENT MODE PARAMETERS FOR L7248L - COLD START CONTROLStatus # DescriptionFactory Setting Permissible Range HLHigh Limit Set Point

33WARNINGImproper adjustments to control parameters could result in unreliable boiler operation, property damage, personal injury, or loss of life. Ad

34Or (Circulator Overrun) - Determines how long the Heating Circulator will operate after the call for heat ends. In some cases, this can help reduce

35TABLE 12.7a SUMMARY OF CIRCULATOR BEHAVIOR - L7248L - COLD START CONTROL Thermostat Inputs Use of “ZC” ZoneParameters Circulator OutputsT-T “DHW”2nd

36XIII Service and MaintenanceThe following procedure should be performed on an annual basis:1) Turn off electrical power and oil supply to the boile

374) Service the oil burner:a) Replace oil nozzle with identical make and model (see Table 11.0).b) Inspect the electrodes. Replace if they are deteri

2 Table of Contents I. Product Description ...

38Important Product Safety Information Refractory Ceramic Fiber Product Warning: The Parts list designates parts that contain refractory ceramic fib

39XIV Trouble Shooting A. Combustion1) Nozzles - The selection of the nozzle supplied with the TWZ boiler is the result of extensive testing to obtai

40TABLE 14.0 - ERROR CODESError Code Meaning Possible Cause1Temperature Sensor Fault• Loose connection between sensor and control• Sensor wire damag

41TABLE 14.1 - FAULTS WITHOUT ERROR CODE PRESENTDisplayed Codes Problem Possible CauseStA 1hr OFFdh OFFBurner and Circulator Off• Thermostat/s not ca

4265 75 100 90 125 150 120 175 2001 HEAT EXCH ASSY. WITH COIL OPENING 1 ea. 270013 270013 270013 270014 270014 270014 270015 270015 2700151 HEAT EXCH

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4465 75 100 90 125 150 120 175 20040 REVERSIBLE SIDE JACKET PANEL (RED) 2 ea. 270523 270523 270523 270524 270524 270524 270525 270525 27052540 REVERSI

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46PN: 980270 Rev 10TWZ - 12/12Manufacturer of Hydronic Heating ProductsP.O. Box 14818 3633 I. StreetPhiladelphia, PA 19134www.crownboiler.com

3 I Product Description The TWZ series boiler is a cast iron oil-red water boiler designed for use in closed forced circulation heating syst

4III Before Installing1) Safe, reliable operation of this boiler depends upon installation by a professional heating contractor in strict accordance

5IV Locating the Boiler1) Clearances:• Observe the minimum clearances shown below. Except as noted, these clearances apply to all combustible con-str

6FIGURE 4.1: INSTALLATION OVER A COMBUSTIBLE FLOOR

7V Air for Combustion and VentilationSufcient fresh air must be supplied for combustion and ventilation. Provisions for combustion and ventilation a