B&C Technologies IM Series Industrial Ironer - Manual (Page 70)

To clean the flame holder and flame rod assembly:
1. Disconnect power, Gas, and Air services from the machine.
2. Remove the pilot gas line from the top of the burner and put it in a safe place.
3. Remove the cover screw (1) and remove the burner cover (2).
4. Remove the head bolt (5) and disconnect the damper linkage (3) from the gas butterfly (4).
5. Slide the burner head back about 2 inches on the rods (6) and then disconnect the flame sense
and ignition electrode connectors.
6. Now slide the burner head back to the end of the rods and then pivot it up as shown in figure
5.18 and insert the retainer pin (9) in the hole. This will hold the burner head up for easier
access.
7. Remove the brass test port (8) from the top of the burner this is also the fastener that holds
the flame holder assembly (7) in place. See bottom right figure in figure 5.18.
8. Carefully lift (slightly) the flame holder assembly (7) and slide it out of the flame burner
body. See bottom right figure in figure 5.18.
9. The flame holder, flame rod, and ignition electrode can now be accessed for easy service and
cleaning.
10. Refer to figure 5.18 or the Appendix for more detailed information.
11. Assembly is the reverse of this process.
Figure 5.19 shows the ignition electrode and Flame rod position adjustments. This is a top view
of the burner.
• The flame rod should be 1/8 inch (3 mm) from the face of the flame holder (a.k.a. diffuser
plate).
• The ignition electrode should be 1/8 inch (3 mm) from the back of the flame holder (a.k.a.
diffuser plate).
• This Ignition pilot tube should be 5/16 inch (8 mm) from the back of the flame holder (a.k.a.
diffuser plate).
See the Appendix for more detailed information.
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