Change Nozzle Assembly - Saturn KDB - 161 GOM Manual

[Table 1] Instructions apply to the following conversion kits:
Boiler Model
KDB – 161GOM, L NG
KDB – 201GOM, LNG
KDB – 251GOM, LNG
KDB – 301GOM, LNG
3. Conversion Procedure
Shut off the gas supply & power.

Change Nozzle Assembly.

2.1 KDB – 161 / 201 GOM
1) Remove 11 screws holding front cover to heat exchanger. Disconnect thermal fuse.
Do not forget 2 screws on top of heat exchanger.
2) Remove front cover, be careful with sealing gasket.
3) Remove bracket holding igniter transformer to gas nozzle assembly.
Disconnect igniter wires and ignition sensor.
4) Remove 4 screws holding nozzle assembly. Remove nozzle assembly from unit.
5) Replace nozzle assembly with new assembly from L.P kit. Do not forget to install new O-ring.
6) Replace 4 screws:
Tip : Install assembly into gas valve first, and install screw on RHS of assembly first.
7) Replace front cover and thermal fuse mount. Reconnect fuse.
Seal front cover with high temp. silicone seal ( not supplied ).
8) Replace igniter transformer bracket and reconnect igniter and sensor.
2.2 KDB – 251 / 301 GOM
1) Remove igniter wires and ignition sensor wire. Remove ignition transformer, disconnect wires at molex plug.
2) Remove 12 screws holding front plate to the combustion chamber.
3) Remove front plate from the combustion chamber, be careful with the sealing gasket.
4) Remove 4 screws holding the nozzle assembly. Remove nozzle assembly from the unit.
5) Replace nozzle assembly with new assembly provided in the L.P kit. Do not forget to install the O-ring.
6) Install assembly in gas valve first then secure with screw in assembly RHS first.
7) Replace cover, be careful not to strip screws. Use a high temp. silicone sealant to seal cover (not supplied).
8) Replace igniter transformer, igniter wires and ignition sensor wire.
Natural Gas Propane Gas
Conversion Kit, #
161GOM LPKT
201GOM LPKT
251GOM LPKT
301GOM LPKT
Refer to the following instructions,
To convent the boiler fuel type.
- 53 -
KDB-GOM
Series
Nozzle Size ( )
Ø 0.92
Ø 1.06
Ø 0.95
Ø 1.06