Smith Cast Iron Boilers Series 28A - Manual (Page 12)

Page 12 SERIES 28A BOILER INSTALLATION AND OPERATION INSTRUCTIONS
Observation Port Installation
1.
Screw the four 5/16-18 x 1 1/2 studs into the tapped
holes around the observation cover opening in the
back section.
2. Place the observation port cover assembly over the
studs and install the washers and nuts. Tighten the
nuts uniformly.
Smokehood Installation, Figure 10
1.
Screw the four 5/16-18 x 1 1/2 studs into the tapped
holes around the smokehood opening in the back
section.
2. Apply smokehood insulation tape to smokehood.
3. Place the smokehood over the studs and install the
washers and nuts. Tighten the nuts uniformly.
4. Apply the 1/8" x 3/4" x 18" strip of insulating tape
to the damper anchoring angle, Figure 10.
5. Fully open the slide damper and leave it ready for
adjustment during burner light off.
Figure 10 - Smokehood Assembly