Burnham 805B, Installation, Operating And Servicing Instructions, Page: 15 / 100

15
III. Gas Control System Assembly (Knockdown Boilers)
A .
24V Standing Pilot Control System
Install Gas Control System.
All components are
located in Combination Boiler Parts and Control Carton.
1. Install Gas Control Assembly on Manifold. See
Figure 10. Use thread (joint) compound (pipe dope)
resistant to action of liquefied petroleum gas.
2. Install pilot burner piping and controls. See Figure
10.
3. Connect Thermocouple Lead to Gas Valve.
4. Mount Transformer (continuous circulation) or
Control Center (intermittent circulation) to Junction
Box.
a. Canada only - loop 4" nylon cable tie between
junction box and transformer/control center.
b. Attach transformer/control center to junction
box.
B.
EI (Intermittent Ignition)
Install Gas Control System.
All components are
located in Combination Boiler Parts and Control Carton.
1. Install Gas Control Assembly on Manifold. See
Figure 11. Use thread (joint) compound (pipe dope)
resistant to action of liquefied petroleum gas.
2. Install pilot burner piping and controls.
a. Honeywell EI
i . USA - See Figure 12.
ii . Canada - See Figure 13.
b. Johnson EI
i . USA - See Figure 14.
ii . Canada - See Figure 15.
3. Install Ignition Module.
a. Attach Ignition Control Mounting Bracket to
Jacket Vestibule Panel using two (2) #8 x ½"
sheet metal screws.
b. Attach Johnson Ignition Module to Mounting
Bracket using two (2) #6 x ¾" sheet metal screws
or attach Honeywell Ignition Module to
Mounting Bracket using two (2) #8 x ½" sheet
metal screws.
c. Connect pilot ground wire and ignitor/sensor
lead(s) to ignition module. Refer to "Section VII:
Electrical" for connection details.
4. Mount Transformer (continuous circulation) or
Control Center (intermittent circulation) to Junction
Box. See Figure 8.
a. Canada only - loop 4" nylon cable tie between
junction box and transformer/control center.
b. Attach transformer/control center to junction
box.
C.
OP Control System
Install Gas Control System.
All components are
located in Combination Boiler Parts and Control Carton.
1. Install Gas Control Assembly on Manifold. See
Figure 16. Use thread (joint) compound (pipe dope)
resistant to action of liquefied petroleum gas.
2. Install pilot burner piping and controls. See Figure
16.
3. Connect Thermocouple Lead to Gas Valve.
4. Mount Transformer (continuous circulation) or
Control Center (intermittent circulation) to Junction
Box.
a. Canada only - loop 4" nylon cable tie between
junction box and transformer/control center.
b. Attach transformer/control center to junction
box.
D.
OP-CSD-1 Control System
Install Gas Control System.
All components are
located in Combination Boiler Parts and Control Carton.
1. Install Gas Control Assembly on Manifold. See
Figure 17. Use thread (joint) compound (pipe dope)
resistant to action of liquefied petroleum gas.
2. Mount pilot switch.
3. Install pilot burner piping and controls. See Figure
17.
4. Connect Thermocouple lead to pilot switch.
5. Mount Transformer (continuous circulation) or
Control Center (intermittent circulation) to Junction
Box.
6. Attach transformer/control center to junction box.
E.
EP Control System
Install Gas Control System.
All components are
located in Combination Boiler Parts and Control Carton.
1. Install Gas Control Assembly on Manifold. See
Figure 18.
2. Install pilot burner piping and controls. See Figure
18.
3. Install Ignition Transformer.
a. Attach Ignition Transformer to Jacket Vestibule
Panel using four (4) #8 x ½" lg. sheet metal
screws.
b. Connect Ignition Lead from Pilot to Ignition
Transformer.
4. Mount Transformer (continuous circulation) or
Control Center (intermittent circulation) to Junction
Box.
a. Canada only - loop 4" nylon cable tie between
junction box and transformer/control center.