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Do not store or use 

gasoline or other flammable vapors and liquids

 in the

vicinity of this or any other appliance.

WHAT TO DO IF YOU SMELL GAS

•

Do not try to light any appliance

.

•

Do not touch any electrical switch

; 

do not use any phone

 in your

building.

•

Immediately 

call your gas supplier from a neighbor’s phone

. Follow

the gas supplier’s instructions.

•

If you cannot reach your gas supplier, call the fire department

.

Installation and service must be performed by a qualified installer, service
technician or the gas supplier.

If the information in this manual is not followed exactly, a fire or
explosion may result, causing property damage, personal injury or
loss of life.

Part Number 550-110-592/1099

Gas-Fired Boilers

CGa, CGi, CGs, EG,
EGH, LGB, PEG, PFG

User’s

Information

Manual

Содержание CGA

Страница 1: ...r from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service technician or the gas supplier If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Part Number 550 110 ...

Страница 2: ...perty damage Indicates presence of hazards that will or can cause minor personal in jury or property damage Indicates special instructions on installation operation or maintenance that are important but not related to personal injury or property damage To Read use Pages Learn precautions Warnings and definitions 1 2 and 3 Prevent air contamination Read list of air contaminants you must avoid If fo...

Страница 3: ...maintenance You must maintain the boiler as outlined in the manual and have the boiler started up and serviced at least annually by a qualified service technician to ensure boiler system reliability Do not block flow of combustion or ventilation air to boiler This boiler is equipped with a control which will automatically shut down the boiler should air or vent be blocked If vent or air blockage i...

Страница 4: ... Main burner 4 Gas manifold orifices 5 Control module 6 Inducer CGi and CGs only 7 Vent damper CGa only 8 Water temperature limit switch 9 Transformer 10 Spill switch CGa only 11 Air pressure switch CGi and CGs only 12 Rollout thermal fuse element 15 Draft hood CGa only 16 Circulator 17 Relief valve 18 Gauge pressure or pressure temperature ...

Страница 5: ...lot burner 3 Main burner 4 Gas manifold orifices 5 Control module 7 Vent damper 9 Transformer 10 Spill switch 12 Rollout thermal fuse element 13 Low water cutoff steam boilers 14 Limit control s 15 Draft hood 16 Circulator 18 Gauge pressure or pressure temperature 19 Gauge glass steam only ...

Страница 6: ...d in Boiler Manual for use only by a qualified service technician Owner maintenance see following pages for instructions A NNNUAL START UP Inspect Reported problems Boiler area Air openings Flue gas vent system Pilot and main burner flames Water piping Boiler heating surfaces Burners base and inlet air box Service Oiled bearing circulators Start up Perform start up per manual Check test Gas piping...

Страница 7: ...qualified service technician to inspect the boiler and vent system for possible damage from acid corrosion If products cannot be removed immediately call a qualified service technician to install an outside combustion air source for the boiler if not already installed 1 Combustible flammable materials Do not store combustible materials gasoline or any other flammable vapors or liquids near the boi...

Страница 8: ...ron and causing section failure 1 Visually inspect for leaks around piping circulators relief valve and other fittings Immediately call a qualified service technician to repair any leaks 1 Visually inspect all parts or the flue gas venting system for any signs of blockage leakage or joints or deterioration of the piping 2 CGa and EG boilers a With boiler firing hold a candle or match be low lower ...

Страница 9: ... flame Proper main burner flame see Figure 6 1 Yellow orange streaks may appear caused by dust Improper main burner flame 1 Overfired Large flames 2 Underfired Small flames 3 Lack of primary air Yellow tipping on flames sooting will occur 59318 Spark electrode Inner cone Pilot flame sensor spark ignited pilots Thermocouple standing pilots or 59319 Transparent blue flame Inner flame Figure 5 Pilot ...

Страница 10: ...f test the low water cutoff periodically during the heating season Figure 7 Float type low water cutoff Figure 8 Probe type low water cutoff Service periodically 2 Check float type low water cutoff for proper operation a Turn operating control to call for heat b Before water gets hot drain to bottom of gauge glass Boiler should shut off after water level lowers a few inches c Refill boiler to corr...

Страница 11: ...arge pipe to ensure that the valve does not weep after the line has had time to drain If the valve weeps lift the seat again to attempt to clean the valve seat If the valve continues to weep afterwards contact your qualified service technician to inspect the valve and system 5 If water does not flow from the valve when you lift the lever completely the valve or discharge line may be blocked Immedi...

Страница 12: ...opane pilot This should be done by a qualified service techni cian particularly if pilot outages are common Periodically check the odorant level of your gas Inspect boiler and system at least yearly to make sure all gas piping is leak tight Consult your propane supplier regarding installation of a gas leak detector There are some products on the market intended for this purpose Your supplier may b...

Страница 13: ...ance 5 When equipped with Johnson Controls vent damper Model M35 manually rotate damper blade in direction of arrow to Open position indicated on damper assembly 6 Turn gas control knob clockwise to OFF 7 When equipped with vent damper verify damper blade is in full open position 1 Set the thermostat to lowest setting 2 Turn off all electric power to the appliance if service is to be performed 3 R...

Страница 14: ...er Open position 4 Turn off all electrical power to the appliance 5 When equipped with Johnson Controls vent damper Model M35 manually rotate damper blade in direction of arrow to Open position indicated on damper assembly 6 Depress and move selector arm left to OFF 7 When equipped with vent damper verify damper blade is in full open position 1 Set the thermostat to lowest setting 2 Turn off all e...

Страница 15: ...tly B Before LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor See below C Use only your hand to depress or turn the gas control knob Never use tools If the selector arm will not depress or move by hand don t try to repair it call a qualified service technician Force or attempted repair may resu...

Страница 16: ... this label 2 Set the thermostat to lowest setting 3 When equipped with Effikal vent damper Model RVGP place service switch in Hold Damper Open position 4 Turn off all electrical power to the appliance 5 When equipped with Johnson Controls vent damper Model M35 manually rotate damper blade in direction of arrow to Open position indicated on damper assembly 6 This appliance is equipped with an igni...

Страница 17: ...abel 2 Set the thermostat to lowest setting 3 When equipped with Effikal vent damper Model RVGP place service switch in Hold Damper Open position 4 Turn off all electrical power to the appliance 5 When equipped with Johnson Controls vent damper Model M35 manually rotate damper blade in direction of arrow to Open position indicated on damper assembly 6 This appliance is equipped with an ignition de...

Страница 18: ...ting 3 When equipped with Effikal vent damper Model RVGP place service switch in Hold Damper Open position 4 Turn off all electrical power to the appliance 5 When equipped with Johnson Controls vent damper Model M35 manually rotate damper blade in direction of arrow to Open position indicated on damper assembly 6 This appliance is equipped with an ignition device which automatically lights the pil...

Страница 19: ...ostat to lowest setting 3 When equipped with Effikal vent damper Model RVGP place service switch in Hold Damper Open position 4 Turn off all electrical power to the appliance 5 When equipped with Johnson Controls vent damper Model M35 manually rotate damper blade in direction of arrow to Open position indicated on damper assembly 6 This appliance is equipped with an ignition device which automatic...

Страница 20: ...rol knob counterclockwise to PILOT 10 Turn on all electric power to the appliance 11 When equipped with Effikal vent damper place service switch in Automatic Operation position 12 Set thermostat to desired setting 13 If the appliance will not operate follow the instructions TO TURN OFF GAS TO APPLIANCE below and call your service technician or gas supplier 14 Replace front panel 1 Set the thermost...

Страница 21: ...ausing property damage personal injury or loss of life 1 STOP Read the safety information above on this label 2 Set the thermostat to lowest setting 3 Turn off all electrical power to the appliance 4 Remove jacket front panel 5 This appliance is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand 6 Turn Gas control knob clockwise to OFF 7 W...

Страница 22: ...esult causing property damage personal injury or loss of life 1 Stop Read the safety information above 2 Turn operation control to OFF position or lowest position on dial Be sure boiler has been correctly filled with water 3 Turn off all electrical power to the appliance Main shutoff gas valve must be closed for at least five 5 minutes before lighting 4 Move operating control to call for heat 5 Op...

Страница 23: ...ks in boiler and piping Have qualified service technician repair at once Keep pH of water between 7 0 to 8 5 Popping or percolating noise heard in boiler Mineral deposits in sections due to constant use of makeup water Call qualified service technician to de lime boiler if necessary In some cases deposits will be too heavy to remove with de liming procedures Have qualified service technician repai...

Страница 24: ...he condition that the boiler must have been installed by a heating contractor whose principal occupation is the sale and installation of plumbing heating and or air conditioning equipment These warranties do not cover 1 Components that are part of the heating systems but were not furnished by Weil McLain as a part of the boiler 2 The workmanship of any installer of Weil McLain s boilers In additio...

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