Lennox COWB3 Скачать руководство пользователя страница 11 | Manualshive

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Lennox COWB3 Скачать руководство пользователя страница 11

11

SYSTEM PIPING

>

CIRCULATOR ON SUPPLY PIPING PUMPS AWAY FROM

EXPANSION TAN

K

NOTE: CIRCULATOR CAN ALSO BE INSTALLED ON

RETURN PIPING.

>

PIPING ARRANGED FOR “POWER PURGING” AIR

OUT OF SYSTEM PIPING, REFER TO THIS MANUAL’S

SECTION ON “FILLING THE SYSTEM WITH WATER”
OPTION #

1

Figure 8 - System Piping Arrangement Zoning With Zone Valves

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Содержание COWB3

Страница 1: ...alteration service or maintenance could result in death or serious injury Refer to this manual for assistance For additional information consult a qualified installer service agency or the oil suppli...

Страница 2: ...or moderate injury WARNING Indicates a hazardous situation which if not avoided could result in death or serious injury DANGER Indicates a hazardous situation which if not avoided WILL result in death...

Страница 3: ...3 5 8 X 8 X 15 21 6 11 Mbh 1 000 BTU per hour BTU British Thermal Unit Heating Capacity based on 13 CO2 with a 0 02 w c draft over fire and a 1 smoke or less Testing was done in accordance with the D...

Страница 4: ...will automatically lift open Lifting of the safety relief valve can discharge large quantities of steam and hot water which may damage the surroundings Before installing the safety relief valve read t...

Страница 5: ...assage is required for access to another side for cleaning servicing inspection or replacement of any parts that may normally require attention Install boilers at least 6 from combustible material on...

Страница 6: ...IRCULATING PUMP IN RETURN LINE OR AFTER THE EXPANSION TANK SHUT OFF VALVE OIL FILTER OIL LINES FOUNDATIONS TO OUTSIDE LINES TO OTHER APPLIANCES SERVICE LINE OVERCURRENT PROTECTED SAFETY SWITCH 2 FILL...

Страница 7: ...input of all combustion equipment installed in combined space shall be considered in mak ing this determination Each opening shall have minimum free area of one square inch per 1 000 Btu per hour of...

Страница 8: ...the enclosure 3 When communicating with outdoors through hori zontal ducts each opening shall have minimum free area of one square inch per 2 000 Btu per hour of total input rating of all equipment in...

Страница 9: ...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...

Страница 10: ...SYSTEMS LARGE WATER CONTENT SYSTEMS PIPING ARRANGED FOR POWER PURGING AIR OUT OF THE SYSTEM PIPING REFER TO THIS MANUAL S SECTION ON FILLING THE SYSTEM WITH WATER OPTION 1 SYSTEM PIPING Figure 7 Bypas...

Страница 11: ...YFROM EXPANSION TANK NOTE CIRCULATORCANALSOBEINSTALLEDON RETURN PIPING PIPING ARRANGED FOR POWER PURGING AIR OUTOFSYSTEMPIPING REFERTOTHISMANUAL S SECTIONON FILLINGTHESYSTEMWITHWATER OPTION 1 Figure 8...

Страница 12: ...PS AWAY FROM EXPANSION TANK PIPING ARRANGED FOR POWER PURGING AIR OUT OF SYSTEM PIPING REFER TO THIS MANUAL S SECTION ON FILLING THE SYS TEM WITH WATER OPTION 1 SYSTEM PIPING Figure 9 System Piping Ar...

Страница 13: ...ON SUPPLY PIPING PUMPS AWAY FROM EXPANSION TANK PER THIS MANUAL USE OPTION 2 IN FILLING THE SYSTEM WITH WATER THIS PIPING ARRANGEMENT CAN BE USED WITH ZONE VALVES OR ZONE CIRCULATORS SYSTEM PIPING Fig...

Страница 14: ...s are used Tankless coils are meant to provide domestic hot water for intermittent draws not continuous flow NOTICE Do not use tankless coil if your water is excessively hard with lime or other deposi...

Страница 15: ...mption Tankless coil performance will fall as concentration of antifreeze is increased Refer to boiler and piping water volumes tables BOILER WATER VOLUMES Number of Boiler Section Total Volume Gallon...

Страница 16: ...IMNEY SIZES FIRING RATE gph CHIMNEY HEIGHT ft NOMINAL CHIMNEY ROUND LINER INSIDE SQUARE LINER INSIDE 0 60 1 30 15 8 x 8 6 6 x 6 1 31 1 80 15 8 x 8 7 6 x 6 1 81 1 75 20 8 x 8 8 6 x 6 For elevations abo...

Страница 17: ...17 TYPICAL CHIMNEY CONNECTION Figure 12 Typical Chimney Connection...

Страница 18: ...volt electrical supply to L1 and L2 terminals on limit and two thermostat wires to T and T terminals on same limit See wiring diagram page 28 Run separate circuit from separate over current protection...

Страница 19: ...ging drain valve runs air free close isolation valve or zone valve Re peat this procedure for remaining heating zones D Once all zones are filled with water and purged of air close power purging drain...

Страница 20: ...desired over fire draft Start Fill entire system with water Vent all air from sys tem following section for Filling The Boiler Fuel Units And Oil Lines Install oil line s to oil burner Recommend using...

Страница 21: ...race measure CO2 and as insurance margin increase air to sufficiently reduce CO2 by to 1 If clean fire cannot be obtained it is necessary to verify burner head and electrode alignment Proper electrode...

Страница 22: ...22 OPERATING THE BOILER Figure 13 Burner Adjustments and Settings...

Страница 23: ...full of vapor or when the combustion chamber is very hot Check Thermostat Operation Follow instructions included with your thermostat Locate thermostat five feet above the floor on inside wall Locate...

Страница 24: ...ent that may lodge on valve seat Permit valve to snap shut Refer to valve manufacturer s instructions packaged for more details Conventional Expansion Tank Tank may become water logged or may receive...

Страница 25: ...by cutting end of flue brush off and inserting it into drill When brushing take care to not damage target wall with flue brush 6 Carefully vacuum soot accumulations from combus tion chamber area take...

Страница 26: ...assembly make sure head location and size if applicable are per manufacturer s recom mendations If burner being used has damaged head replace head with same head recommended for use on this boiler 6 I...

Страница 27: ...tors not heating Open radiator vents to excess air Check flow control valve if used It may be in closed position Circulating pump not running Check over current protection Check relay operation Poor e...

Страница 28: ...8 ELECTRICAL WIRING Figure 16 Boiler Honeywell L7248L Control When Low Limit Is Used Set ELL Parameter On L7248 Honeywell Control To On Boilers Factory Equipped With Tankless Coil Are Factory Set To O...

Страница 29: ...7 Honeywell L7248L Control With Reillo F5 F10 Burner ELECTRICAL WIRING When Low Limit Is Used Set ELL Parameter On L7248 Honeywell Control To On Boilers Factory Equipped With Tankless Coil Are Factory...

Страница 30: ...30 ELECTRICAL WIRING Figure 18 Honeywell L7248L Control Wiring with Zone Pumps and Argo ARM Switching Relay With Tankless coil Shown...

Страница 31: ...burner fan motor to pre purge combustion chamber and oil pump to bring supply oil pressure up to its set point helping to provide clean light off LIMIT CONTROL provided Refer to manufacturer instructi...

Страница 32: ...PRODUCT LITERATURE Lennox Industries Inc Dallas Texas...

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