CAC / BDP BW5BAH-105 Operations Instructions

NOTE: Read the entire instruction manual before starting the installation.This symbol → indicates a change since the last issue.TABLE OF CONTENTSSAFET

Fig. 9—Circulator on Supply Pumping AwayA01032FILTROL WITHAIR PURGERAUTOMATICFILL VALVESUPPLY TOSYSTEMMAIN SHUTOFFVALVEDRAIN VALVEFOR POWERPURGINGSHUT

B. GROUNDINGPermanently ground boiler according to local codes and the current edition of The National Electrical Code. Run a 14 gage or heavier coppe

F. THERMOSTAT HEAT ANTICIPATOR ADJUSTMENTSet heat anticipator at 0.2 amps. Measure the AMP drain of the thermostat circuit and adjust the anticipator

G. AUTOMATIC FILL VALVE (NOT PROVIDED)For safe, efficient operation, a hot water system must be filled with water. Adding new water when needed can be

The circulator must have the capacity to provide the circulation required by the heating system. The circulator should be connected to the supplymain

B. FILLING SYSTEM WITH WATEROPTION #1a. Close the main shutoff valve, isolation valves, and zone valves (if applicable). If bypass piping is installed

PROCEDURE 6—FINAL BURNER ADJUSTMENTSA final adjustment must be made with the use of a COMBUSTION TEST KIT. Initial settings for burner are shown on la

MAINTENANCETo assure trouble-free operation, we recommend that flue passages, burner, combustion chamber area (target wall and fire door insulation),

To correct either condition, close valve between boiler and tank. Drain tank until it is empty. Check all tank plugs and fittings. Tighten as necessar

4. Replace the oil nozzle with the exact same size and type recommended for use on this boiler.5. Reinstall the burner drawer assembly making sure the

SAFETY CONSIDERATIONSInstalling and servicing heating equipment can be hazardous due to oil and electrical components. Only trained and qualified pers

5. Circulator pump is powered through terminal C1 and runs when boiler water temperature is above low limit setting.6. If boiler water temperature rea

Table 9—Service HintsIF SYSTEM IS NOT HEATING OR NOT GIVING ENOUGH HEAT. . .POSSIBLE CAUSE WHAT TO DOThermostat is not set correctly Reset thermostat

Fig. 22—Exploded Basic Block AssemblyITEM DESCRIPTION1 Section Machined Back2 Section Machined Middle3 Section Machined Front4 Nipple Machined 2-in. —

Fig. 23—Swing Fire Door AssemblyITEM DESCRIPTION1 Section Machined Front2 Stud TFL (Threaded Full Length) 3/8–16-in. X 2–1/4-in.3 Whizlok Nut ZP (Zinc

Fig. 24—Exploded Jacket AssemblyITEM DESCRIPTION1 Right Side Jacket Panel2 Back Jacket Panel3 Top Jacket Panel4 Left Side Jacket Panel5 Front Jacket P

Read and obey the following rules to ensure safe installation and operation:1. Read the Owner’s Manual carefully for safe operation. Failure to follow

8. CHECKING AND ADJUSTING9. MAINTENANCEWARNING: Improper installation, adjustment, alteration, service, maintenance, or use can cause carbon monoxidep

LOCATIONPROCEDURE 1—BEFORE YOU STARTComplete all of the following prior to installing the boiler:1. Check to be sure you have selected the right size

CAUTION: If a fireplace or a kitchen or bathroom exhaust fan is used, an outside air intake should be installed. Thesedevices rob the boiler and water

PROCEDURE 3—BOILERS WITH TANKLESS HEATER COILBoilers may be factory packaged with a tankless heater coil.The use of this coil eliminates the need for

B. TANKLESS COIL PIPINGPiping is as shown in Fig. 9. A tempering valve (mixing valve) is recommended. A flow restrictor may be removed on tankless coi

1. Start at boiler with a vertical pipe and then an elbow.2. Install draft regulator making it horizontal.3. When regulator is in place, start at chim