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UTICA BOILERS SFH Series, Installation, Operation & Maintenance Manual

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UTICA BOILERS SFH Series Installation, Operation & Maintenance Manual Download Page 14

14

 P/N 240009735, Rev. G [09/30/2016]

7 - CONNECTING SUPPLY AND RETURN PIPING

Figure #12 - Recommended Piping For Boilers Equipped With T3 Or T4 Tankless Heater

DANGER

Water temperatures exceeding 125°F will cause 

severe burns instantly or death by scalding�

!

  

8. 

Typical indirect water heater installation using 

circulators is shown in Figure #10�

9. 

Typical indirect water heater installation using zone 

valves is shown in Figure #11�

10. 

Install automatic mixing valve on outlet of 

domestic coil�  Installation must comply with valve 

manufacturer’s recommendations, and instructions�

• Do not remove bolts or limit at time of installation�
• Pipe in accordance with boiler’s Installation, 

Operation and Maintenance Manual�

• 

Due to varying water conditions, adjustable flow 

restricter must be installed in cold water inlet of this 

coil� Terminate pipe with plain end (not threaded)�

Summary of Contents for SFH Series

Page 1: ...INTENANCE MANUAL Columbia P O Box 24202 Baltimore Maryland 21227 Manufactured by ECR International Inc 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com Models SFH 3085 SFH 3100 SFH 4100 SFH 4125 SFH 4145 SFH 5160 SFH 5185 SFH 6175 SFH 6210 Tested For 75 psi ASME Working Pressure ...

Page 2: ...on 17 10 Oil Tank And Piping 18 11 Field Assembly 19 12 Electrical Wiring 20 13 Electrical Wiring Diagrams 21 14 Operating Instructions 24 15 Burner Settings 26 16 Boiler Ratings Capacities 28 Information and specifications outlined in this manual were in effect at the time of printing of this manual ECR International reserves the right to discontinue change specifications or system design at any ...

Page 3: ... 11 2 NPT C 2 NPT Supply Tapping 35 Table 1 BOILER SECTION A DEPTH OF FLUSH JACKET B FRONT OF CASING TO CENTER LINE OF FLUE OUTLET C DIAMETER OF FLUE OUTLET 3 17 11 6 4 21 12 6 5 25 14 7 6 29 15 16 8 Figure 1 Dimensional Data 2 DIMENSIONS ...

Page 4: ...ible 3 2 Installation shall conform to requirements of authority having jurisdiction or in absence of such requirements to ANSI NFPA 31 Installation of Oil Burning Equipment In Canada Current Edition of Canadian Standards Association CSA B139 Installation Code for Oil Burning Equipment for recommended installation practices Such applicable requirements take precedence over general instructions of ...

Page 5: ...tions using float type vents air vents should be closed for normal operation If air is heard or noticed by loss of heat purge system and open vents for short period of time 4 2 Prior To Installing The Boiler Verify you have selected right size boiler with proper capacity AHRI rating of boiler selected should be greater than or equal to calculated peak heating load heat loss for building or area s ...

Page 6: ...oor is not level or if water may be encountered on floor around boiler 6 Minimum clearances to combustible construction are TOP 24 IN FRONT 24 IN FLUE CONNECTOR 9 IN REAR 6 IN SIDES 6 IN 7 Fresh air for combustion and ventilation must be available at boiler Ventilating and combustion air must enter boiler room without restrictions 8 Keep boiler area clear and free from combustible materials gasoli...

Page 7: ... 60 140 28 140 35 70 175 35 175 44 88 203 41 203 51 102 224 45 224 56 112 245 49 245 62 123 259 52 259 65 130 294 59 297 74 147 Unconfined area A space whose volume is not less than 50 cubic feet per 1000 Btu per hour of all appliances installed in that space cubic feet of space height x width x length Confined area A space whose volume is less than 50 cubic feet per 1000 Btu per hour of all appli...

Page 8: ...ting of all equipment in the enclosure See Figure 3 6 VENTILATION COMBUSTION AIR B When communicating with the outdoors by means of vertical ducts each opening shall have a minimum free area 1 square inch per 4 000 Btu per hour of total input rating of all appliances in the enclosed space See Figure 4 C If horizontal ducts are used each opening shall have a minimum free area 1 square inch per 2 00...

Page 9: ...9 P N 240009735 Rev G 09 30 2016 6 VENTILATION COMBUSTION AIR Figure 3 Figure 4 Figure 5 ...

Page 10: ...utomatic means to prevent gravity circulation of boiler water during cooling cycle 4 Hot water boilers installed above radiation level must be provided with low water device either as part of boiler or at time of boiler installation 5 When boiler is connected to heating system utilizing multiple zoned circulators each circulator must be supplied with flow control valve to prevent gravity circulati...

Page 11: ...nd material they are encased in from high temperature supply water from boiler and protect boiler from condensation See Figures 8 and 9 C This method is used to protect boilers from condensate forming as well as protecting heating system from high water temperature See Figure 9 Note When using bypass piping adjust valves A and B until desired system temperature is obtained 7 Bypass loop piping mus...

Page 12: ...12 P N 240009735 Rev G 09 30 2016 7 CONNECTING SUPPLY AND RETURN PIPING Figure 8 Mixing Valve Piping Figure 9 Primary Secondary Piping With Bypass ...

Page 13: ... P N 240009735 Rev G 09 30 2016 DRAIN VALVE DRAIN VALVE 7 CONNECTING SUPPLY AND RETURN PIPING Figure 10 Indirect Water Heater Piping with Circulator Figure 11 Indirect Water Heater Piping with Zone Valve ...

Page 14: ... Figure 10 9 Typical indirect water heater installation using zone valves is shown in Figure 11 10 Install automatic mixing valve on outlet of domestic coil Installation must comply with valve manufacturer s recommendations and instructions Do not remove bolts or limit at time of installation Pipe in accordance with boiler s Installation Operation and Maintenance Manual Due to varying water condit...

Page 15: ...P N 240009735 Rev G 09 30 2016 7 CONNECTING SUPPLY AND RETURN PIPING Figure 13 Optional Location For Air Vent OPTIONS UTILIZING 3 4 TAPPING Figure 14 Optional Location For Expansion Tank Non Diaphragm Type ...

Page 16: ...ing Size and arrange discharge piping to avoid reducing safety relief valve relieving capacity below minimum relief valve capacity stated on rating plate Run pipe as short and straight as possible to location protecting user from scalding and properly drain piping Install union if used close to safety relief valve outlet Install elbow s if used close to safety relief valve outlet and downstream of...

Page 17: ...of water column W C as measured with draft gauge between boiler and barometric draft control while maintaining 02 inch W C negative draft in combustion chamber See chart Chimney or Vent Sizes for recommended chimney or vent sizes Inadequate draft will cause improper combustion resulting in dirty flue ways and high fuel bills 2 CONNECT FLUE PIPE same size as boiler outlet to chimney sloping upward ...

Page 18: ...s on all oil lines are required Compression fittings on suction line often allow air to be drawn into fuel pump making it difficult to maintain oil pressure at nozzle Do not run overhead fuel lines from tank to oil burner Follow instructions attached to fuel pump for fuel pump and by pass connections Install two stage fuel unit if tank is more than 20 from boiler in place of single stage pump supp...

Page 19: ...thout gasket Place oil burner gasket on face of burner swing door with 4 burner flange bolts installed part way Align round part of key hole slots of burner flange with burner door bolts Turn burner to lock in place Tighten all 4 cap screws using diagonal sequence Plug burner power cord into burner harness Attach flexible oil hose included in parts box Connect burner quick connect to corresponding...

Page 20: ...ions for details on operation and settings See Figures 20 and 21 for wiring connections Electrically bond boiler to ground in accordance with requirements of authority having jurisdiction Refer to USA National Electrical Code ANSI NFPA 70 Install fused disconnect switch between boiler and meter at convenient location 12 2 Sequence Of Operations On call for heat thermostat will actuate completing c...

Page 21: ...TRICAL WIRING Figure 20 Wiring Diagram Beckett AFG and Riello 40F10 with or without Tankless Heater Note Limit control program based on use with or without tankless heater Refer to Hydrostat 3250 provided with boiler for additional information ...

Page 22: ...RICAL WIRING Figure 21 Wiring Diagram Carlin EZ 1 2 and Riello 410F5 with or without Tankless Heater Note Limit control program based on use with or without tankless heater Refer to Hydrostat 3250 provided with boiler for additional information ...

Page 23: ...in combustion chamber See Figure 22 A diameter hole will be required in flue pipe between boiler and barometric damper if used to take draft CO2 smoke and temperature readings Adjust air shutter on oil burner to obtain trace of smoke Measure CO2 at this point Increase air adjustment to lower CO2 approximately one 1 percent Check to insure minimum negative 02 w c water column overfire draft and zer...

Page 24: ...rt of lower front panel forward 6 Lift lower front panel up and off boiler 14 OPERATING INSTRUCTIONS 7 Close oil shutoff valve See Figures 17 18 8 Disconnect oil line from burner 9 Do not try to swing door with oil line attached 10 Remove nut from swing door stud on right hand side of door 11 Swing open burner and door to the left 14 8 Instructions For Closing Burner Swing Door 1 Swing burner and ...

Page 25: ...NGS BOILER MODEL RIELLO BURNER MODEL BURNER INSERTION INCHES NOZZLE PUMP PRESSURE PSI TURBULATOR SETTING AIR GATE SETTING SFH 3085W T 40F5 2 25 0 70x80 W 145 0 0 2 0 SFH 3100W T 40F5 2 25 0 85x80 W 145 1 0 2 5 SFH 4100W T 40F5 2 25 0 85x80 W 145 1 0 2 55 SFH 4125W T 40F5 2 25 1 00x80 W 155 2 0 4 0 SFH 4145W T 40F5 2 25 1 20x60 W 150 3 5 4 75 SFH 5160W T 40F5 2 25 1 35x60 W 145 4 0 5 75 SFH 5160W T...

Page 26: ...00 52 BLANK 4125 EZ 1HP 1 25 DELAVAN 1 00 x 70 B 155 0 85 1 00 70 BLANK 4145 EZ 1HP 1 45 DELAVAN 1 20 x 70 B 145 1 10 1 25 78 BLANK 5160 EZ 2HP 1 60 DELAVAN 1 35 x 70 B 140 0 85 1 00 20 3 SLOT 5185 EZ 2HP 1 85 DELAVAN 1 50 x 70 B 155 1 50 30 3 SLOT 6175 EZ 2HP 1 75 DELAVAN 1 50 x 60 B 140 1 50 35 3 SLOT 6210 EZ 2HP 2 10 DANFOSS 1 75 x 70 AS 145 1 65 1 75 65 OPEN 15 BURNER SETTINGS Above settings a...

Page 27: ...ess Hot Water Coil and Triple Combination High Limit Low Limit Circulator Control Table 6 BOILER RATINGS BOILER MODEL NUMBER 1 OIL BURNER INPUT 3 HEATING CAPACITY 2 NET RATINGS WATER 3 A F U E CHIMNEY gph Mbh Mbh Mbh SFH 3085W SFH 3085WT 0 85 119 103 90 85 0 8X8X15 SFH 3100W SFH 3100WT 1 00 140 119 103 84 0 8X8X15 SFH 4100W SFH 4100WT 1 00 140 122 106 86 0 8X8X15 SFH 4125W SFH 4125WT 1 25 175 151 ...

Page 28: ...verride which is provided primarily to permit the use of an external energy management system that serves the same function THIS OVERRIDE MUST NOT BE USED UNLESS AT LEAST ONE OF THE FOLLOWING CONDITIONS IS TRUE An external energy management system is installed that reduces the boiler water temperature as the heating load decreases This boiler is not used for any space heating This boiler is part o...

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