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18

OPERATING YOUR BOILER

Filling System With Water

Steam heating systems boiler is partially filled with water. 

Fill boiler to correct level for proper system operation.
Correct water level is about halfway up glass water level 

gauge as marked on boiler jacket. 

1. 

Close boiler drain valve.

2. 

Open valves at top and bottom of glass water level 

gauge. 

3. 

Open fill valve.  Allow water to run into boiler.

4. 

Allow boiler to fill until water runs out gauge drain 

valve. Then close gauge drain valve.

5. 

Continue to fill boiler until water reaches indicated 

water line about halfway up glass gauge.

Water Level

•  Normal water level is 24" above the floor as shown on 

left side of boiler.

•  Determine water level when boiler is off and cold, when 

all water in the system is inside the boiler and return 

piping below water line, and everything above water 

line is air, no steam. 

•  When boiler is making steam, water level drops two to 

three inches below normal water line.

 WARNING

Burn Hazard. Never run water into a hot empty 

boiler. Failure to follow these instructions could 

result in death or serious injury.

!

  

Thermostat

A.  Set thermostat to desired room temperature.
B.  Set thermostat to lower setting if heat is not 

required

C.  System is self-checking. If failure of any component 

system will not operate or will go into safety 

lockout. 

D.  On call for heat, each component must function 

properly to permit operation. 

E.  Turn thermostat to lowest setting for one minute 

and back to normal setting to reset on safety 

lockout.

Содержание GSB8-E

Страница 1: ...Canadian Standards Association for use with Natural and Propane Gases They are constructed and hydrostatically tested for a maximum working pressure of 50 psi pounds per square inch in accordance wit...

Страница 2: ...imensions Inches Intermittent Ignition w Vent Damper Flue Diameter A Width GSB8 075E 5 11 GSB8 112E 6 14 GSB8 150E 6 17 GSB8 187E 7 21 GSB8 225E 7 24 GSB8 262E 7 27 GSB8 299E 7 30 Add 5 to height for...

Страница 3: ...I Rating Sq Ft 1 GSB8 075E 3 Natural Gas 75 62 82 7 47 196 Propane 70 58 82 7 44 183 1 GSB8 112E 4 Natural Gas 112 91 82 0 68 283 Propane 105 85 80 4 64 267 1 GSB8 150E 5 Natural Gas 150 122 82 0 92 3...

Страница 4: ...whatsoever Introduction Boiler is designed for use in closed heating systems where all steam is returned as condensate and make up water is minimal Boiler is not designed for or intended for use in o...

Страница 5: ...any other gas appliance with improper methods or materials could result in death or serious injury due to fire or to asphyxiation from poisonous gases such as carbon monoxide which is odorless and in...

Страница 6: ...conditions of use Boiler location should not interfere with proper circulation of air Introduce outside air if normal infiltration does not provide necessary air Fresh Air for Combustion on page 11 6...

Страница 7: ...or place any obstruction in discharge line Terminate freely to atmosphere where any discharge will be clearly visible and at no risk of freezing Allow complete drainage of valve and discharge line Ins...

Страница 8: ...from the header one for each main 6 All boilers in gravity return systems must be equipped with a Hartford Loop as shown in Figure 5 7 When piping the vertical risers from the boiler to the header th...

Страница 9: ...9 Figure 4 Recommended Near Boiler Piping Using One Supply Tapping SYSTEM PIPING...

Страница 10: ...LATION SYSTEM PIPING Figure 6 Chilled Water Piping VALVES A B OPEN FOR HEATING CLOSE FOR COOLING VALVES C D CLOSE FOR HEATING OPEN FOR COOLING Figure 5 Recommended Near Boiler Piping Using Two Supply...

Страница 11: ...ter than 0 60 Room volume is greater than 21 cubic feet divided by ACH air changes per hour x Total Input Mbh C Refer to National Fuel Gas Code for opening requirements between connected indoor spaces...

Страница 12: ...uld not be longer than 3 4 the chimney height HT Figure 7 page 13 Vent Pipe Fasten sections of vent pipe with 3 sheet metal screws at each joint to make piping rigid Support horizontal portions of ven...

Страница 13: ...er gas burning appliance to their previous conditions of use 7 Any improper operation of the common venting system should be corrected so the installation conforms with the National Fuel Gas Code ANSI...

Страница 14: ...on and for vent damper troubleshooting guide refer to manual packaged with vent damper Horizontal Installation To Boiler Vent Damper To Chimney NO NO YES YES Flow Install vent damper with actuator to...

Страница 15: ...or dampen excessive vibrations and prevent strain on gas connection Gas valve will not support piping weight Use thread joint compound pipe dope suitable for natural and liquefied petroleum gas Insta...

Страница 16: ...ut off two wires are black One wire is located on secondary of 24 volt transformer second wire is located on pressure limit control F Boilers with PS 802 probe type low water cut off one wire is green...

Страница 17: ...ol knob slightly and turn clockwise to OFF Do not force For Your Safety Read Before Operating WARNING If you do not follow these instructions exactly a fire or explosion may result causing property da...

Страница 18: ...wn on left side of boiler Determine water level when boiler is off and cold when all water in the system is inside the boiler and return piping below water line and everything above water line is air...

Страница 19: ...inner cones in softer blue outer mantel with no yellow Remain still when observing main burner flames Check main burner orifices burner throat and flame ports for dust and lint obstruction if flame ap...

Страница 20: ...ower on and turn thermostat to call for heat C Gas valve opens for approximately 10 seconds time delay on probe type LWCO gas valve will close and red indicator illuminates on LWCO D When water is res...

Страница 21: ...ild up Run connection from boiler drain valve to safe discharge point outside Shut off gas burners open drain valve allow all of water in boiler to drain out Close drain valve Allow boiler to cool slo...

Страница 22: ...bead of 400 F RTV silicone to four mounting surface flanges of flue collector Mount flue collector on heat exchanger Tighten nuts and bolts 6 Seal front edge and four corners of flue collector to hea...

Страница 23: ...e joints Rollout switch blown Have your service technician check heat exchanger for blockage Chimney flue is blocked Spill switch contacts open requiring manual reset of spill switch Have your service...

Страница 24: ...s appliance must be replaced it must be replaced with type 105 C Thermoplastic wire or its equivalent Figure 13 Wiring Diagrams For Boilers With PS 802 Probe Type Low Water Cut Off Shown PS802 PS802 C...

Страница 25: ...ny of the original wire as supplied with this appliance must be replaced it must be replaced with type 105 C Thermoplastic wire or its equivalent Figure 17 Wiring Diagrams For Boilers With 67D 1 Float...

Страница 26: ...l Model WF 2U 24 water feeder maybe used with either of the low water cutoffs listed Water feeder maintains safe minimum water level Keeps boiler running by compensating for minor evaporative steam le...

Страница 27: ...27 REPAIR PARTS...

Страница 28: ...28 REPAIR PARTS...

Страница 29: ...29 REPAIR PARTS...

Страница 30: ...30 REPAIR PARTS Safety Relief Valve 14 11 NPT X 4 Nipple PF 033 02...

Страница 31: ...31 Date Service Performed Company Name Tech Initials Company Address Phone...

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

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