Burnham IN12 Boiler User Manual


 
12
Figure 16: Blocked Vent Switch Installation,
IN10 through IN12
Figure 15: Blocked Vent Switch Installation,
IN3 through IN9
I. Install Blocked Vent Switch with sheet metal screws.
1. Models IN3 - IN9. Install on rear ange of canopy.
See Figure 15.
2. Models IN10 - IN12. Install on right side of draft
hood. See Figure 16. Reset switch must face away
from draft hood relief opening.
3. Attach black 18-2 harness to Blocked Vent Switch
terminals. Use end with two fully insulated
disconnects.
4. Secure harness to right side jacket panel with clamp.
5. Insert harness through ¾ inch hole in right side
jacket panel. Secure with strain relief bushing
J. Intermittent Ignition (EI): Install Ignition Module.
1. Mount ignition module mounting bracket to inside
of right side panel using (2) #6 x ¾" sheet metal
screws provided.
2. Mount ignition module to bracket using (2) #8 x ½"
sheet metal screws provided.
3. Install (3) wire harness from ignition module to gas
valve as shown in wiring diagrams.
K. Continue to Section III: Semi-Pak Boiler Assembly,
Step C.