Removing And Cleaning The Flame Rod; Removing And Cleaning Burner Assembly - FULTON Endura EDR Installation, Operation And Maintenance Manual

MAINTENANCE
!
WARNING
All information in this manual is for
reference and guidance purposes,
and does not substitute for required
professional training, conduct,
and strict adherence to applicable
jurisdictional/professional codes and
regulations.
Never use open ame or other sources
of ignition to check for gas leaks.
Ensure boiler is o and cooled,
with proper lockout - tagout per
local codes prior to service and
maintenance.
4
CAUTION
Use caution when using any cleaning
solutions. Refer to local regulations for
proper cleaning solution disposal.
Do not allow dust or dirt to accumulate
around the boiler.
4-6

Removing and Cleaning the Flame Rod

This boiler uses an ionization electrode ame rod (2-20-082010-37) for proof of
burner ame during light-o and normal run. An inspection of the ame rod is
required as part of the annual maintenance.
Replace the ame rod immediately if any of the following are observed:
ƒ
The electrode geometry is warped
ƒ
Severe corrosion is present on the electrode
ƒ
The porcelain or insulator area of the ame rod is cracked, chipped, or
damaged.
ƒ
The spade terminal is corroded
Dust, carbon build up, or minor rust on the electrode surface can reduce the
reliability of the ame rod. Clean the electrode using a grade #00 very ne steel
wool pad.
Reinstall the ame rod in the combustion chamber. Verify the electrode is no
more than 1/8" (3 mm) and a minimum of 1/16" (1.5 mm) from the surface of the
burner head. Sight clearance to the burner through the ignition hole.

Removing and Cleaning Burner Assembly

Disassemble, inspect, and clean as follows:
1. Remove power and turn o gas supply. Allow the boiler to cool.
2. With the door open, place a ladder in front of the unit.
–
NOTE: The top of the electrical panel is not a step; it should not be used to
support a person's weight.
3. Remove wires from ignition assembly.
4. Remove ignition assembly.
5. Remove the ame rod.
6. Remove the (4) bolts between the fan transition and the premix elbow. Do
not removed the fan transition from the blower discharge.
7. Remove the (8) nuts and washers on burner ange.
–
NOTE: Due to unique hardware speci cations, alternate hardware must not be
substituted. If hardware is lost or damaged, contact your Fulton representative for
replacement.
SECTION 4
EDR-PURE-IOM-230608
© Fulton Group N.A., Inc. 2023