Related Manuals for CleaverBrooks ClearFire SFH
Summary of Contents for CleaverBrooks ClearFire SFH
- Page 1 ® ClearFire Model CFH Horizontal Steam Boiler Startup Guide 750-293 www.cleaverbrooks.com...
- Page 2 CFH Startup Guide WARNING ! DANGER WARNING ! DANGER Improper installation, adjustment, service, or main- Be sure the fuel supply which the boiler was de- tenance can cause equipment damage, personal signed to operate on is the same type as specified injury, or death.
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Page 3: Before Start-Up
CFH Startup Guide 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. -
Page 4: Gas Piping
CFH Startup Guide 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. -
Page 5: Electrical Connections
CFH Startup Guide 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. -
Page 6: Safety Controls
CFH Startup Guide 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). -
Page 7: Filling Boiler
CFH Startup Guide 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. Warning T h e M o d e l C F H i s f a c t o r y t e s t e d . Nevertheless, all burner safety controls should be checked upon installation, prior to initial firing. -
Page 8: Starting The Boiler
CFH Startup Guide 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. - Page 9 CFH Startup Guide Figure 11 Changing the setpoint 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>. Note: Some features of the CB Falcon controls are password protected.
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Page 10: Manual Operation
CFH Startup Guide Burner Sequence: Turn the control panel DEMAND switch to LOC (local). The burner STANDBY (burner switch off or no demand) sequence should now begin. To verify that the sequence is in progress, check the ‘Burner state’ display on the Operation screen. If SAFE STARTUP operating normally, the controller should advance through the steps PREPURGE DRIVE TO PURGE (prove fan... -
Page 11: Lockouts, Holds, And Alerts
CFH Startup Guide Notice Note: If an alarm or lockout occurs during startup or operation, see the The CFH has been factory tested at 1000’ ASL and tuned for 5-6% boiler Operation and Maintenance excess O . To ensure optimum combustion throughout the firing manual range, the O % should be verified and if necessary adjusted to the... - Page 12 CFH Startup Guide • 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.
- Page 13 CFH Startup Guide Figure 16 CFH Wiring Diagram Part No. 750-293...
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