Cleaning The Burner - Harsco Industrial P-K THERMIFIC N700 Installation & Owners Manual

8. Check burner and clean off any soot or foreign material that may have accumulated. See Section 5.2
on "Cleaning the Burner." Check for corrosion of the burner and its parts. If there is evidence of
deterioration or corrosion, replace burner immediately.
9. Inspect combustion chamber through access doors on front of boiler and burner area. To remove
front doors, remove the screws at the top, then pull forward slightly, then pull upward. Note any signs
of deterioration. Clean as necessary.
10. Inspect and clean heat exchanger. Clean exterior of finned tubes and flush inside of heat exchanger
as required (separate from system flush).
11. Examine the venting system.
a. Check all joints and pipe connections for tightness.
b. Check vent pipe for corrosion or deterioration. If any venting needs replacing, do so immediately.
12. Perform combustion analysis and adjust if necessary.
Installation and service must be performed by a qualified installer or service agency that has been
trained on the Harsco Industrial, Patterson-Kelley P-K THERMIFIC
5.2 C B
LEANING THE
1. Lockout and tagout gas supply to the boiler
2. Lockout and tagout electrical power to the boiler.
3. Remove the top cover of the boiler.
4. Disconnect the electrode wire.
5. Disconnect the UV scanner.
6. Remove mixer core.
UV
Scanner
Burner
Tube
Burner
Screen
Burner Assembly
7. Disconnect the union in the line at the burner.
8. Disconnect pilot and vent line, being careful not to disturb position of pilot.
9. Loosen and remove the four burner hold-down nuts.
URNER
P-K THERMIFIC
®
boiler.
Mixer
Core
Pilot
Tube
47
®
Gas-Fired Boiler