Crown CG-214 Installation And Operation Manual Download Page 1

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PART NUMBER 10042R3

2005-12-19

INSTALLATION and OPERATION

MANUAL

GAS BOILERS

MODELS: CG-214 (E)

CG-314 (E)
CG-414 (E)
CG-220 (E)
CG-320 (E)
CG-325 (E)
CG-330

(E)

CROWN FOOD SERVICE EQUIPMENT LTD.

70 OAKDALE ROAD, DOWNSVIEW (TORONTO), ONTARIO, CANADA, M3N 1V9

TELEPHONE: (416) 746-2358, FAX: (416) 746-8324

PRINTED IN CANADA

Summary of Contents for CG-214

Page 1: ...nd OPERATION MANUAL GAS BOILERS MODELS CG 214 E CG 314 E CG 414 E CG 220 E CG 320 E CG 325 E CG 330 E CROWN FOOD SERVICE EQUIPMENT LTD 70 OAKDALE ROAD DOWNSVIEW TORONTO ONTARIO CANADA M3N 1V9 TELEPHONE 416 746 2358 FAX 416 746 8324 PRINTED IN CANADA ...

Page 2: ... appliance PURCHASER Instructions to be followed in the event that the operator of this appliance smells gas must be posted in a prominent location This information shall be obtained by consulting the local gas supplier Do not attempt to operate this unit in the event of a power failure Keep the appliance area free and clear from combustibles Do not obstruct the flow of combustion and ventilation ...

Page 3: ...330 E PART NUMBER 10042R3 3 2005 12 19 TABLE OF CONTENTS DESCRIPTION PAGE 1 0 Service Connections 4 2 0 Installation Instructions 5 3 0 Service Connections 8 4 0 Operation Instructions 10 5 0 Operation Instructions for CSD 1 Equipped Units 13 6 0 Periodic Maintenance 16 7 0 Adjustments 19 8 0 Troubleshooting 21 ...

Page 4: ...INSTALLATION AND OPERATION MANUAL GAS BOILERS MODELS CG 214 E CG 314 E CG 414 E CG 220 E CG 320 E CG 325 E CG 330 E PART NUMBER 10042R3 4 2005 12 19 1 0 SERVICE CONNECTIONS ...

Page 5: ...ur authorized service office to assure that the proper orifice size for your elevation has been installed LOCATION The installation location must be kept free and clear of combustibles Do not obstruct the flow of combustion and ventilation air Clearance from combustible construction must be a minimum of 3 inches from the sides and 6 inches from the back The appliance should be installed on a nonco...

Page 6: ...flanged feet with Silastic or equivalent compound INSTALLATION CODES AND STANDARDS The boiler must be installed in accordance with Gas installation to conform to local codes or in absence of local codes with the National Fuel Gas Code ANSI Z223 1 NFPA 54 In Canada installation to be in accordance with CSA B149 1 Natural Gas and Propane Installation Code 1 The appliance and its individual shut off ...

Page 7: ...s past the appliance and be located 6 feet 6 inches from the floor Filters should be installed at an angle of 45 degrees or more with the horizontal This position prevents dripping of grease and facilitates collecting the run off grease in a drip pan usually installed with the filter A strong exhaust fan tends to create a vacuum in the room and may interfere with burner performance or may extingui...

Page 8: ... is required GAS CONNECTION 1 The data plate on the cabinet door of the boiler indicates the type of gas your unit is equipped to burn DO NOT connect to any other gas type Keep the appliance area free and clear from combustible substances Do not obstruct the flow of combustion and ventilation air 2 A 3 4 NPT line is provided at the rear for the connection Each boiler is equipped with an internal p...

Page 9: ... must be a type that is resistant to the action of liquified petroleum or propane gases Codes require that a gas shut off valve be installed in the gas line prior to the unit Make sure the pipes are clean and free of obstructions dirt and piping compound WARNING Prior to start up check all joints in the gas supply line for leaks Use soap and water solution Do not use an open flame Do not connect t...

Page 10: ...e establishing ignition source For CSD 1 equipped boilers see section 5 0 Operation Instructions for CSD 1 Equipped Boiler BOILER CONTROLS Inside Cabinet Main Power Switch ON fills the boiler tank and turns the boiler controls on You should allow 20 minutes to fill the tank and generate steam OFF shuts off the boiler controls and opens the automatic blowdown valve emptying the boiler tank and rele...

Page 11: ...ontrol of main burners and pilot Turn DIAL to PILOT Depress dial and light pilot burner located on centre main burner of boiler Maintain dial in depressed position for about 30 seconds and release Observe that the pilot burner flame stays on If at any time the flame should become extinguished a 5 minute period of complete shut off of gas supply is required before relighting Turn dial to ON and bur...

Page 12: ...ide 100 lockout If this occurs Wait 5 minutes then turn power switch off for one minute before turning power switch back on Once the pilot is lit and the required water level has been reached the main burners will ignite Burners will cycle to meet the steam pressure required Steam pressure should reach approximately 11 psi as indicated on the pressure gauge on the boiler DAILY SHUT DOWN Turn power...

Page 13: ...ome ON Water will begin to enter the boiler When enough water has entered the boiler the amber STAND BY pilot light will come on 5 Press the RESET switch to begin boiler operation The STAND BY pilot light will go off and the boiler will begin operation If at anytime the flame should become extinguished a five 5 minute purging is required before relighting is attempted Daily Startup Procedure 1 Clo...

Page 14: ...e Water Fill Cycle On the initial filling of the boiler the reset switch must be activated to initialize the safety lockout circuit Once the water in the boiler has reached the proper level the level control will stop the flow of water to the boiler As water is consumed in the production of steam the level control will replenish water to the boiler Firing Cycle The gas valve is controlled by press...

Page 15: ...will be shut down and be put in a state of lockout The Temperature pilot light Red and the Standby pilot amber will come on High Pressure Condition A high pressure safety switch is installed on the boiler Should the pressure exceed the limit of this device the boiler will be shut down and be put into a state of lockout The Pressure pilot light Red and the Stand By pilot amber will come on Should t...

Page 16: ...he chamber by blowing down the control so that the accumulation of sediment does not interfere with the movement of the float in the control Control must be flushed at least once a day CAUTION Protect yourself When flushing control hot water and steam will flow out of the drain When flushing control note water level in gauge glass allow the boiler to fill if necessary and also to come up to temper...

Page 17: ...wer supply to the appliance before cleaning or servicing 1 If water in sight glass is not clear and appears murky this indicates poor water quality and may cause control failure SEE WATER QUALITY STATEMENT page 4 2 Safety valve should be tripped during operation once a week to ensure that it is functioning properly 3 Clean around burners and orifices if lint has accumulated 4 Visually ensure carry...

Page 18: ...0 to 120 days for scale build up Regular maintenance should be carried out at this time If the boiler is descaled a new Anode should be installed in the boiler to help extend its life 1 With boiler empty close manual blowdown valve If appliance is equipped with automatic blowdown turn water supply OFF to appliance Turn power switch ON This will energize and close blowdown valve 2 Remove 3 4 pipe p...

Page 19: ...F power switch and open low water control valve This will allow complete drainage Once drained close water level control valve 8 Turn appliance switch ON When boiler is completely filled turn power switch OFF This will rinse and drain boiler Appliance with manual blowdown valve must be opened to drain 9 Complete Step 8 twice to assure boiler is completely rinsed 10 Appliance is now ready for use 7...

Page 20: ... This should occur at 15 psi Set the high signal to switch at 14 5 psi on the gauge and the low signal to 13 0 psi 2 OVERRIDE PRESSURE SWITCHES Allow pressure to increase to 13 psi Set the high signal to switch at 13 psi on the gauge and the low signal to 11 psi 3 OPERATING PRESSURE SWITCHES Set the high signal to switch at 11 psi on the gauge and the low signal to 9 psi 4 Release pressure in boil...

Page 21: ... unit is OFF 2 Power supply is OFF 3 Gas control knob is OFF 4 Dirty or loose wire connection to module clean and or tighten 5 Ignitor cable shorting out check that not in contact with metal or damaged may require replacement 6 Defective control or module 7 Unit goes into 100 lockout turn off and try again in five minutes 8 Dirty flame sensor clean with emery cloth 9 Cracked ceramic insulator repl...

Page 22: ...If water at proper level check relay which energizes pressure switch and gas control 9 Pressure switch may need to be replaced if relay is operating 10 Gas control may also require replacement if energized but not operating SAFETY RELIEF VALVE BLOWS 1 Defective valve 2 Pressure too high pressure switch requires adjustment lower or may be defective WATER NOT BEING SUPPLIED TO BOILER 1 Water supply ...

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