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CleaverBrooks ClearFire SFH Startup Manual

CleaverBrooks ClearFire SFH Manual Online:

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CleaverBrooks ClearFire SFH User Manual
CleaverBrooks ClearFire SFH User Guide
CleaverBrooks ClearFire SFH Online Manual

Text of CleaverBrooks ClearFire SFH User Guide:

  • CleaverBrooks ClearFire SFH, CFH Startup Guide 2 Part No. 750-293 Improper installation, adjustment, service, or main- tenance can cause equipment damage, personal injury, or death. Refer to the Operation and Mainte- nance manual provided with the boiler. ! DANGER WARNING Be sure the fuel supply which the boiler was de- signed to operate on is the same type as specified on the boiler name plate. ! DANGER WARNING To minimize the possibility of serious personal injury, fire or damage to the equipment, never violate the fol- lowing safety rules. — Always keep the area around the boiler free of com- bustible materia

  • CleaverBrooks ClearFire SFH, CFH Startup Guide Part No. 750-293 3 1 - BEFORE STARTUP Your Cleaver-Brooks boiler has been factory fire-tested and the control system pre-configured for a trouble- free startup. To help ensure a successful lightoff and reliable operation, certain initial conditions should be observed. Do not attempt to place the boiler into service without verifying that all connections - fuel, steam and water piping, electrical connections, stack, and combustion air provisions - have been installed properly and in accordance with any applicable codes or regulations. 1.1 Operating Conditions • The installation site should be as free as possible from vi

  • CleaverBrooks ClearFire SFH, CFH Startup Guide 4 Part No. 750-293 1.2 Gas Piping A manually operated shut-off valve and pressure regulator are provided as standard on the Model CFH boiler. It is recommended to install an approved gas filter or strainer in the gas supply line to the boiler. Please inquire with the local gas supply company. The boiler shall be installed such that the gas ignition system components are protected from water (dripping, spraying, etc.) during appliance operation and service. If building supply gas pressure is greater than 1 psig (27.8” WC), an u

  • CleaverBrooks ClearFire SFH, CFH Startup Guide Part No. 750-293 5 1.5 Electrical Connections Refer to Figure 3 and Figure 4 for CFH wiring and cable connections. See also wiring diagram on page 13. A qualified electrician or service technician must make the electrical connections to the boiler; all local electrical and building codes should be adhered to. Refer to wiring diagram provided with the boiler or in the CFH manual. Ensure all required customer connections are properly made. Main power (115 VAC single phase 60Hz) and any remote wiring should be brought to the left side of the control panel and terminated at the appropriate terminals provided. Controls for

  • CleaverBrooks ClearFire SFH, CFH Startup Guide 6 Part No. 750-293 1.6 Safety Controls Users should take note of the safety controls installed as standard on the Model CFH. Minor adjustments to the initial factory settings of some controls may be necessary for your particular installation. It is required to test all controls for proper functioning prior to starting the boiler for the first time. Step- by-step procedures for testing the controls can be found in the CFH manual (Chapter 4 - Commissioning). The primary flame safety control is the CB Falcon, which monitors the flam

  • CleaverBrooks ClearFire SFH, CFH Startup Guide Part No. 750-293 7 Limit Controls (see Figure 7) The operating and high pressure limit controls are externally mounted to the boiler casing. For control settings and testing instructions, see the boiler operation manual. 1.7 Filling Boiler Ensure that all feedwater equipment is properly installed and any feed pumps, valves, etc. are in good working order. Begin with the control panel DEMAND switch and the CC-BLOWER switch (see Figure 8) in the OFF position. Open the boiler vent valve (see Figure 9). Turn the Control Circuit/Blower Switch ON to enable the feedwater control circuit.

  • CFH Startup Guide 8 Part No. 750-293 2 - STARTING THE BOILER Ensure boiler has been filled with water (see above - 1.7 Filling Boiler). The DEMAND switch should be in the OFF position. When the Control Circuit/Blower switch is turned ON, the Home page will appear on the CB Falcon display, showing the boiler control icon. It may take a short time for the display/controller to ini

  • CleaverBrooks ClearFire SFH, CFH Startup Guide Part No. 750-293 9 Figure 11 Changing the setpoint 2.2 Initiating Burner Sequence When ready to start the boiler, navigate to the Operation screen (see “Changing the Setpoint” above). Turn the <Burner switch> screen button to ON. The burner is now enabled. Figure 12 Operation screen 2 3 4 To change the steam pressure setpoint: 1. Press the yellow highlighted setpoint display window. 2. Clear the current value. 3. Enter the desired value. 4. Press <OK>. 1 Note: Some features of the CB Falcon controls are password protected. Service level password = 9220. BURNER SWITCH button ! Warning Before initial startup, check for blockages in the

  • CleaverBrooks ClearFire SFH, CFH Startup Guide 10 Part No. 750-293 Turn the control panel DEMAND switch to LOC (local). The burner sequence should now begin. To verify that the sequence is in progress, check the ‘Burner state’ display on the Operation screen. If operating normally, the controller should advance through the steps in the burner sequence (see Figure 13). Note: The <Burner switch> screen button enables the burner, but will not by itself start the lightoff sequence. In order for the burner to start, the following must be true: • <Burner switch> screen button is ON • All control circuit interlocks are satisfied �

  • CFH Startup Guide Part No. 750-293 11 If any of the following conditions occur: • Loss of flame • Excessive or unusual noise • Flame appears irregular when viewed through sight glass • Frequent low water shutdowns Cease boiler operation. See the Troubleshooting section in the CFH manual or consult your authorized CB representative. Repeated nuisance low water shutdowns may indicate a p

  • CFH Startup Guide 12 Part No. 750-293 • Alerts indicate conditions or events which, while not preventing boiler operation, may nevertheless be of interest in evaluating boiler performance or operating conditions. Examples include certain operator actions, out-of-range configuration data, controller internal status reports (e.g. timers, counters, memory read/write activity), and recycle events

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