AHRI 8HE Operation Manual Download Page 11 | Manualshive

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Figure 4.3: Junction Box Wiring, Steam Boilers

ELECTRICAL

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Summary of Contents for 8HE

Page 1: ...rywall dust will cause contamination of theburner resultinginpossibleseverepersonalinjury deathorsubstantialpropertydamage Theboilercanonlybeoperatedwithadust free air supply Follow the instruction manual procedures to duct air to the boiler air intake If the boiler has been contaminated by operation with contaminated air follow the instruction manual guidelines to clean repair or replace the boil...

Page 2: ...IS MANUAL 2 A INSTALLATION CLEARANCE 2 B SPECIAL ATTENTION BOXES 2 1 PREINSTALLATION 3 A CLEARANCES 3 B AIR FOR COMBUSTION AND VENTILATION 3 C CHIMNEY VENT AND DRAFT CONTROL 4 D PLANNING THE LAYOUT 4 2 BOILER PLACEMENT AND ASSEMBLY 5 A SETTING THE BOILER 5 B CONNECTING THE FLUE OUTLET 5 C JACKET ASSEMBLY KNOCKDOWN BOILERS 5 3 PIPING AND CONTROLS 7 A PRESSURE TEST BLOCK ASSEMBLY 7 B BOILER RETURN C...

Page 3: ...rea of the openings to which they are connected PREINSTALLATION 1 PREINSTALLATION Read carefully study these instructions before beginning work It will save time Study the included drawings Save these instructions for reference This boiler must be installed by a qualified contractor The boiler warranty can be voided if the boiler is not installed maintained and serviced correctly Table 1 1 Clearan...

Page 4: ...p the chimney However these design features result in higher pressure or draft loss in the boiler This draft loss must be taken into account when installing an oil boiler into a new or old chimney New chimneys are less likely to have poor draft However they must have sufficient draft to support combustion A 06 draft is desirable and preferred Older chimneys may require a replacement liner to have ...

Page 5: ...ng four 4 5 16 x 1 1 2 studs nuts and washers provided 3 Mount the flue collar adapter and rope seal items 14 and 12 to either the rear boiler section for a rear flue application or to the flue collector cover plate item 11 for a top flue application Use 5 16 hex head bolts for rear flue outlet and sheet metal screws for top flue outlet 4 Attach the rear outlet cover plate item 13 to the remaining...

Page 6: ...6 BOILER PLACEMENT AND ASSEMBLY Figure 2 1 Steam boiler Figure 2 2 Water boiler See Table 8 1 for parts identification ...

Page 7: ...rovide piping and controls to protect the boiler from condensation Condensation will damage the boiler and will lead to shortened boiler life and maintenance problems 5 If using a Partner indirect fired water heater or other see Figure 3 6 for typical piping Also refer to additional instructions supplied with the Partner 6 If the boiler is to be used in conjunction with a refrigeration system the ...

Page 8: ... opposite the standard PA404A using a cross instead of a tee along with a second brass siphon not provided On float boilers install the additional pressure control in the 1 4 tapping on the top of the float low water cut off using a vertical 360º brass siphon not provided c For application of a probe low water cut off use only Hydrolevel CG450 See Figure 7 2 Section 7 for location See also control...

Page 9: ...9 Figure 3 6 Piping with Indirect Water Tank Figure 3 7 Float Low Water Cut off PIPING AND CONTROLS Figure 3 5 Piping to Isolate Boiler from Chilled Medium on Chiller Systems ...

Page 10: ...s Hydrolevel 3250 Limit Control Figure 4 6 Steam Boilers with Float LWCO Figure 4 7 Steam Boilers with Probe LWCO 4 ELECTRICAL ELECTRICAL Improper installation of burner harness can allow burner to energize with burner mounting plate open creating a severe burn hazard to boiler maintenance personnel WARNING Figure 4 1 Connecting Ground Wire on Beckett Limit Control In accordance with Section 325 f...

Page 11: ...11 Figure 4 3 Junction Box Wiring Steam Boilers ELECTRICAL ...

Page 12: ...12 ELECTRICAL Figure 4 4 Water Boilers Beckett 7600A Limit Control Figure 4 4a Beckett AquaSmart 7600A Limit Control Wiring Details ...

Page 13: ...13 Figure 4 5 Water Boilers Hydrolevel 3250 Limit Control ELECTRICAL Figure 4 5a Hydrolevel HydroStat 3250 Limit Control Wiring Details ...

Page 14: ...14 ELECTRICAL Figure 4 7 Steam with Probe Low Water Cut off Figure 4 6 Steam with Float Low Water Cut off ...

Page 15: ...ing down the thermostat and moving the main boiler service switch to the off position 4 See burner manufacturer s manual for further information regarding the burner C CHECK BOILER CONTROLS 1 Limit and Operating Controls a Lower the set point of each control until the burner shuts down Note that the system pressure or temperature corresponds to the desired set point b Return the controls to the de...

Page 16: ... flow out of the valve 7 Turn on burner Allow boiler water to heat up to just below steaming 180 200 F Do not allow boiler to steam steaming mixes up contaminants instead of floating them at surface 8 Open make up water valve to continually feed water to boiler Adjust flow to maintain water temperature at 180 200 F 9 Continue skimming boiler until water flowing from skim tapping flows clear This w...

Page 17: ... DEL 150 PSI Blank 0 60 8HE 3H EZ 1HP 0 85 1 00 0 85 70 A DEL 150 PSI Blank 0 65 8HE 4L EZ 1HP 0 85 1 00 1 00 70 A DEL 150 PSI Blank 0 85 8HE 4H EZ 1HP 1 10 1 25 1 25 60 B DEL 150 PSI Blank 1 00 8HE 5L 99FRD N A 1 50 60 B HAGO 150 PSI Open 10 open 8HE 5H 99FRD N A 1 65 60 B HAGO 150 PSI Open 45 open RIELLO BURNER SPECIFICATIONS Boiler Model No Burner Model No Burner Series Nozzle Size Pump Pressur...

Page 18: ...ide adequate ventilation Wear a NIOSH MSHA approved respirator Wear long sleeved loose fitting clothing and gloves to prevent skin contact Wear eye goggles Minimize airborne dust prior to handling and removal by water misting the material and avoiding unnecessary disturbance of materials Wash work clothes separately from others Rinse washer thoroughly after use Discard RCF materials by sealing in ...

Page 19: ...e on the boiler Boiler pressure should never be higher than 5 psi below the rating shown on the safety relief valve The valve rating can be found on the top of the safety relief valve Boiler temperature should never be higher than 250 F 4 Check for water leaks in boiler and system piping C WEEKLY MAINTENANCE WITH BOILER OPERATING 1 Flush float type low water cut off if used to remove sediment from...

Page 20: ... in place 5 Replace jacket top panel 6 Inspect venting system G IF A LONG SHUTDOWN IS REQUIRED 1 To take boiler out of service if the boiler and system are not to be used when temperatures are below freezing a Drain the boiler and system completely and shut off make up water supply b Open main line power disconnect switch to boiler Remove the fuses or secure the switch so that the power cannot be ...

Page 21: ...mber Jacket Depth A Jacket Width B Jacket Height C Rear of Jacket to c l of Vent D Vent Size Diameter E 8HE 3 14 1 8 22 1 8 35 7 1 16 6 8HE 4 18 1 8 22 1 8 35 9 1 16 6 8HE 5 22 1 8 22 1 8 35 11 1 16 7 Boiler Model Number Jacket Depth A Jacket Width B Jacket Height C Rear of Jacket to c l of Vent D 8HE 3 15 3 4 22 1 8 35 8 7 8 8HE 4 19 3 4 22 1 8 35 10 7 8 ...

Page 22: ...Top venting only 1 Burner input based on No 2 fuel oil with a heating value of 140 000 Btu per gallon 2 Net water ratings based on an allowance of 1 15 3 Net steam ratings based on an allowance of 1 333 4 Consult factory before selecting a boiler for installations having unusual piping and pickup requirements such as intermittent system operation extensive piping systems etc 5 Heating Capacity and...

Page 23: ...et Front Steam 51800 9 Tankless Coil 8HE 3 Water 90637 Tankless Coil 8HE 4 8HE 5 Water 90534 Tankless Coil 8HE 3 8HE 4 Steam 90621 10 Flue Collector Plate Blanket Seal 90999 11 Flue Collector Cover Plate 8HE 3 90565 Flue Collector Cover Plate 8HE 4 90566 11A Top Outlet Flue Collector Plate 8HE 5 90562 12 Rope Seal 51209 13 Rear Outlet Cover Plate 90563 14 Flue Collar Adapter 8HE 3 8HE 4 Water 9056...

Page 24: ...260 North Elm Street Westfield MA 01085 413 562 9631 FAX 413 562 3799 H ...

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