Henny Penny PFG-691 Technical Manual page 163

Inspect and Clean Pilot Assemblies
Objective

Remove breading, dust and debris from pilot assemblies to prevent flame sense issues due to
plugged pilot orifices, or a plugged pilot venturri. It is best to perform this procedure when
cleaning the burners (see burner cleaning instructions). Pilot and pilot orifice part numbers can
be found in the corresponding technical manual's parts section.
Figure 1.
Spark Ignitor
Venturri
Figure 2.
Flame Sensor
1219 US 35 West P.O. Box 60 Eaton, OH 45320 (937)456-8400 Fax (937)456-8402 www.hennypenny.com
Procedure
1. Disconnect the fryer from power.
Mounting Nuts
2. Shut off the gas supply to the fryer.
Clamp
3. Remove each pilot assembly (two pilot
4. Remove the two mounting nuts shown
5. Remove the pilot orifice using a ½"
6. Remove any debris or carbon build up
½" Wrench
7. Remove breading, dust and debris from
Pilot Orifice
8. Reinstall in reverse order steps 5 - 1
assemblies per fryer total).
a. Disconnect the flame sensor
b. Disconnect the spark ignitor
c. Disconnect the pilot gas line
in Figure 1. on each pilot assembly.
wrench.
from the spark ignitor and flame sensor
the venturri and pilot orifice. If the
orifice is plugged, either remove with a
very small wire or orifice cleaning tool
or replace the pilot orifice.
Inspection 26
Rev. A