CleaverBrooks FLX 700 - Page 20

Chapter 2 ProFire Burner Operation and Control
2-6 750-177
Inspect Burner
Components
Service Technician Refer to instructions.
Annually
High Limit Safety
Control
Service Technician Manually adjust until switch opens.
Firing Rate Control Service Technician Check with combustion test.
Pilot and Main Gas
or Main Oil Fuel
Valves
Service Technician Perform leakage tests. Refer to instructions
Operating Control Service Technician Manually adjust until switch opens.
Fuel Valve Interlock
Switch (POC)
Service Technician Refer to instructions. Disconnect POC wire at valve.
Burner Position
Interlock
Service Technician Refer to instructions. Disconnect wire at valve.
Low Fire Start Inter-
lock
Service Technician Refer to instructions.
Automatic Change
Over Control (Dual
Fuel)
Service Technician Under supervision of gas utility.
Pilot Turndown
Tests
Service Technician Required after any adjustments to flame scanner mount or pilot burner.
Verify annually. Refer to instructions.
Refractory Hold-In
Controls
Service Technician See “Pilot turndown tests.”
As Required
High & Low Oil
Pressure Interlocks
Operator Refer to instructions. Manually adjust until switch opens.
Pilot Turndown
Tests
Service Technician Required after any adjustments to flame scanner mount or pilot burner.
Verify annually. Refer to instructions.
ITEM
ACCOMPLISHED
BY
REMARKS
Figure 2-7: Recommended Test Schedule (Continued)