Crown ODV-125 - Manuals

8 3) INSTALLATION OF THE VENT TERMINAL COMBUSTION AIR TEE (Figure 5c) a) Assemble the combustion air tee assembly body to the vent terminal outer pipe, and rotate to the desired position. Attach the tee assembly body to the vent terminal outer pipe with at least 3 sheet metal screws evenly spaced ap...

13 VI System Piping S tandard Piping Figure 17 shows typical boiler system connections on a single zone system. Additional information on hydronic system design may be found in Installation of Residential Hydronic Systems (Pub. #200) published by the Hydronics Institute in Berkely Heights NJ. The co...

15 Piping for Special Situations Certain types of heating systems have additional requirements. Some of the more common variations follow: 1) Indirect Water Heaters – Figure 18 shows typical indirect water heater piping. Boiler piping is the same as for any two-zone system. Figure 18 shows circulato...

17 VII Fuel Piping Two basic piping systems are used to connect the boiler to the oil supply: 1) One-Pipe – Recommended where the fuel pump is below the lowest possible level of the oil in the tank. Basic piping is shown in Figure 21a. 2) Two-Pipe – Recommended where the fuel pump is above the lowes...

2) Do not use compression fittings in oil piping. 3) Do not use Teflon tape in oil piping 4) Do not manifold multiple oil appliances on a two-pipe system. Run dedicated lines for each appliance back to the tank or use a transfer pump and day tank to get oil to a location where it can be gravity fed ...

19 19 IX Start-up and Checkout Use the following procedure for initial start-up of the boiler: 1) Make sure that the boiler and system are filled with water. 2) Check all system and fuel piping for leaks. Repair any leaks found immediately. 3) Vent system must be complete and free of obstructions be...

20 6) Start the boiler. Immediately take a smoke. If any smoke is present, open the air adjustment to obtain a zero smoke. 7) Allow boiler to warm up for about 15 minutes or until the binder has completely burned out of the combustion chamber. Adjust the air to obtain a CO2 between 11.0% and 12.5% w...

22 XI Maintenance Steps 1 – 10 below should be performed on an annual basis to assure reliable operation of the ODV boiler. If the boiler is used to power an indirect water heater, such as a Mega-Stor, it is advisable to check the CO2 and smoke level approximately half way between annual cleanings. ...

23 Important Product Safety Information Refractory Ceramic Fiber Product Warning : The Parts list designates parts that contain refractory ceramic fibers (RCF). RFC has been classified as a possible human carcinogen. When exposed to temperatures about 1805°F, such as during direct flame contact, RFC...

24 1 Sight Glass Retaining Clip 110007 2 Sight Glass Retaining Ring 110008 3 Sight Glass Gasket 110009 4 Sight Glass 110010 5 Door Refractory Retaining Screw (1/4-14 x 7/8" w/ Washer) 110050 6 Door Refractory Retaining Clip 110055 7 Setscrew 10MT x 50mm 90-027 8 Setscrew 10MT x 16mm 90-022 9 Hin...

PN: 98-100 10/10 Rev.4 Manufacturer of Hydronic Heating Products P.O. Box 14818 3633 I. Street Philadelphia, PA 19134 Tel: (215) 535-8900 • Fax: (215) 535-9736 • www.crownboiler.com