Burnham MST629 - Manuals

8 NOTICE Clearance to venting is for single wall vent pipe. If Type L vent is used, clearance may be reduced to the minimum required by the vent pipe manufacturer. C. PROVIDE COMBUSTION AND VENTILATION AIR. Local and National Codes may apply and should be referenced. WARNING Adequate combustion and ...

9 SECTION II: UNIT-PAK BOILER ASSEMBLY MegaSteam™ Unit-Pak Boiler Assembly Shipment Content Check List (see Figure 3) 1. ___ Cast Iron Section/Burner Swing Door/Smoke Box Assembly Mounted on Shipping Skid: ____ MST3 (Rear Section, Heater) – Part # 100566-03 / 100045-01 / 100021-01 ____ MST4 (Rear Se...

10 A. CAST IRON SECTION ASSEMBLY TAPPINGS Refer to Table 3 "Purpose of Tappings and Bosses" and Figure 7. 1. All tappings have factory installed thread protectors. The thread protectors must be removed prior to jacket and piping installation. 2. Depending of installation specifics and boiler...

14 E. FLUEWAY BAFFLE INSTALLATION. Flueway baffles are enclosed into Part Carton. Baffle requirements differ by boiler model, see Table 2. TABLE : BAFFLE USAGE Figure 5C: Top View - Burner Swing Door Fully Closed but Not Properly Secured or Sealed NOTE: Read caution statement before proceeding. CAUT...

15 Figure 6: Flueway Baffle Positioning/Orientation in Flueways NOTICE When securing burner swing door make sure door is drawn-in equally on both sides. d. Use a hand or socket wrench to tighten door hardware. ALWAYS START WITH RIGHT SIDE TAP BOLT FIRST. Use an alternating tightening method from rig...

18 L. TRIM AND CONTROLS INSTALLATION. Pressure Limit Installation. 1. Locate and remove L404F Pressure Limit with factory attached harness from Control Carton. 2. Locate and remove 1/4" NPT x 1-7/8" x 4 x 90° syphon enclosed in Part Carton. 3. Review and locate pressure limit tapping on fron...

0 7. Screw LWCO to External Wiring Enclosure wiring harness (end with fork and female disconnect terminals) connector into low water cut-off J-box top fitting, and attach wires to the terminals per LWCO wiring detail shown in Figure 9 "Float-Type LWCO and Gauge Glass Installation". 8. Re-ins...

1 Figure 10: Oil Burner Installation f. Insert oil burner into the opening of burner swing door. Align and engage keyhole slot in burner flange over head of protruding cap screw installed in previous Step. Rotate burner to the right to lock flange behind head of cap screw. g. Align holes and install...

A. EVALUATE THE ExISTING STEAM SYSTEM. The single most important factor in determining the expected life cycle of a steam boiler, is the amount of fresh water added to the boiler during operation. Fresh water brings minerals and oxygen into the boiler. These contaminants greatly accelerate corrosion...

4 SECTION IV: TANKLESS & INDIRECT WATER HEATER PIPING A . CONNECT TANKLESS HEATER PIPING as shown in Figure 12. See Table 4 for Tankless Heater Rating. WARNING Install automatic mixing valve at tankless heater outlet to avoid risk of burns or scalding due to excessively hot water at fixtures. Ad...

5 TABLE 4: TANKLESS HEATER DATA: Figure 1: Schematic Tankless Water Heater Piping Boiler Model Heater No. Heater Rating (GPM) Pressure Drop thru Heater (PSI) MST288 222A 3.00 22.0 MST396 3.25 24.3 MST513 3.50 26.5 MST629 4.00 31.0

6 Figure 13: Alliance™ Water Heater Piping with MegaSteam™ Boiler B. CONNECT ALLIANCE™ INDIRECT WATER HEATER PIPING as shown in Figure 13. 1. Refer to Alliance™ manual for additional information.

27 A. Chimney Venting 1. Chimney venting is an important part of a safe and efficient oil fired appliance system. Contact your local fire and building officials on specific requirements for restrictions and the installation of fuel oil burning equipment. In addition, consult with a professional know...

8 Figure 14: Recommended Vent Pipe Arrangement and Chimney Requirements Figure 15: Proper and Improper Locations of Draft Regulator

9 2. Type B Chimney Connector - a type B chimney connector can be used to transmit the flue gases provided flue gas temperature entering the chimney connector is greater than 310°F. 3. Type L Chimney Connector - a type L vent or other suitable material shall be used for a chimney connector if the te...

30 Figure 1: Optional Air Intake Piping Installation - Only Available with Beckett Burner WARNING Remove the baffles if there are any signs of condensation in the chimney or chimney connector. Consult with your local chimney professional for recommendations. E. MINIMUM CLEARANCES See Figure 2 for de...

31 c. Mount the vacuum relief valve into the tee and fasten with a screw and nut in collar tabs. To ensure proper operation, the gate must be level across the pivot point and plumb. Refer to vacuum relief valve manufacturer's instructions. 5. Install remainder of air intake, securing each joint with...

3 A. GENERAL 1. Install wiring and electrically ground boiler in accordance with requirements of the authority having jurisdiction, or in absence of such requirements the National Electrical Code, ANSI/ NFPA 70. 2. Refer to National Electric Code or Local Electric Codes for proper size and type of w...

34 Figure 19: W iring Diagram, Steam, McDonnell & Miller PS-801 Probe L WCO

3 Figure 1: Single Pipe Oil Line SECTION VII: OIL PIPING A. GENERAL 1. Use flexible oil line(s) so the burner swing door can be opened without disconnecting the oil supply piping. 2. A supply line fuel oil filter is recommended as a minimum for all firing rates but a pleated paper fuel oil filter is...

38 TABLE 5: TWO-STAGE UNITS (3450 RPM) - TWO PIPE SySTEMS TABLE 6: SINGLE-STAGE UNITS (3450 RPM) - TWO PIPE SySTEMS Figure : Two Pipe Oil Lines C. TWO PIPE OIL LINES 1. For two piped systems, where more lift is required, the two-stage fuel unit is recommended. Table 5 (two-stage) and Table 6 (single...

40 5. Adjust oil pressure. a. When checking a fuel unit's operating pressure, a reliable pressure gauge may be installed in either the bleeder port or the nozzle port. See Figure 23. b. Locate oil pressure adjusting screw and turn screw to obtain proper pump pressure, refer to Table 8 at rear of man...

41 Figure 4: "L1" and "V1" Head Electrode Positioning and Gun Setting (Beckett AFG)

4 WARNING Before installation of the boiler is considered complete, the operation of all boiler controls must be checked, particularly the primary control and pressure limit control. 2. VERIFY PRIMARY CONTROL FEATURES using procedures outlined in Instructions furnished with control or instructions a...

43 • Place a jumper across cad cell terminals. • Follow procedure to turn on burner. Burner must not start, indicator light turns on and control remains in Idle Mode. • Remove jumper. iii. Simulate Ignition or Flame Failure: • Follow procedure to turn on burner. • Close hand valve in oil supply line...

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

45 SECTION Ix: MAINTENANCE AND SERVICE INSTRUCTIONS A. MAINTENANCE OF LOW WATER CUT- OFF DEVICES WARNING Probe and float type low water cut-off devices require annual inspection and maintenance. 1. PROBE TYPE LOW WATER CUT-OFF Although these devices are solid state in their operation, the probe is e...

46 Operate the boiler with steam in the entire system for a few days allowing the condensate to return to the boiler. If the condensate can temporarily be wasted, operate boiler only for the length of time it takes for condensate to run clear. If the latter cannot be achieved or if the condensate is...

4 by drawing a small sample of boiler water and testing with hydrion paper which is used in the same manner as litmus paper, except it gives specific readings. A color chart on the side of the small hydrion dispenser gives the reading in pH. Hydrion paper is inexpensive and obtainable from any chemi...

48 SECTION x: BOILER CLEANING A. CLEAN THE FLUEWAYS (See Figure 27). 1. For access to the combustion chamber remove the two (2) 3/8" - 16 cap screws. If boiler is equipped with flexible fuel line(s), swing door open. 2. Remove the two smoke box clean-out covers from the rear smoke box by removin...

50 A. COMBUSTION 1. NOZZLES — Although the nozzle is a relatively inexpensive device, its function is critical to the successful operation of the oil burner. The selection of the nozzle supplied with the MegaSteam™ boiler is the result of extensive testing to obtain the best flame shape and efficien...

51 d. Excessive airflow or draft causing flame to leave burner head. e. Excessive back pressure causing flame to be erratic. 3. Control locks out after Trial For Ignition (TFI). a. No oil to burner.b. Shorted electrodes.c. Nozzle clogged.d. Airflow too high.e. Ignitor module defective.f. CAD cell de...

53 Item No. Description Part No. MST288 MST396 MST513 MST629 1. BARE BOILER ASSEMBLy 1A Front Section, Machined 100569-01 1 1 1 1 1B Center Section, Machined 100571-01 1 1 2 3 1C1 Rear Section (Htr.), Steam, Machined 100573-01 1 1 1 1 1C2 Rear Section (Non-Htr.), Steam, Machined 100676-01 1 1 1 1 1D...

61 BECKETT OIL BURNER PART NOS. FOR MEGASTEAM™ SERIES BOILERS NOTE: When ordering parts always give the serial and model numbers shown on the boiler and burner. Also provide the name of the part(s) and part number as listed below. Boiler Model MST288 MST396 MST513 MST629 Air Tube Combination AFG70MM...

By this Warranty Statement the U.S. Boiler ™ Company, Inc. of Lancaster, Pennsylvania issues limited warranties subject to the terms and conditionsstated below. These limited warranties apply to residential cast iron boilerslabeled Independence ® , Independence ® PV, V8H ™ and MegaSteam ™ Series, th...