HMG Delta CLASSIC Replacement Kit
Electronic Spark Ignition
3
2. Insert the pilot orifice into the pilot hood and
tighten with a wrench. No thread sealant is nec-
essary for the connection.
3. Insert the Grounding Rod through the bottom of
the Pilot Hood / Bracket Assembly. Attach the rod
clip onto the pilot hood / orifice to secure the rod.
4. Place the (3) 3/8” spacers over the Grounding
Rod.
5. Insert the Electrode through the Pilot Hood /
Bracket assembly and over the Grounding Rod.
Place the 3/4” spacer between the bracket
assembly and the ceramic body of the
Electrode.
6. To secure the Electrode into place tighten the
set screws onto the Grounding Rod using the L-
key supplied with the kit.
7. Reconnect the ignition cable to the pilot / elec-
trode assembly.
Inspect and ensure the ignition cable is free
of damage. Replace as needed.
8. Reconnect the pilot gas tubing to the pilot ori-
fice. Ensure the pilot tubing is tight and secure
Inspect and ensure the pilot gas tubing is free of
damage, breaks or kinks. Replace as needed.
9. Check the insulation gasket on the burner
mounting plate. Replace if damaged.
If the burner plate insulation is damage or
show signs of deteroration, replace the insu-
lation gasket. Failure to replace a damage
insulation gasket can cause flue gas leakage
for the burner assembly, resulting in severe
personal injury or death
10. Remount the burner assembly into the combus-
tion chamber. Use care not to damage the burn-
er mounting plate insulation, pilot gas tubing or
the spark ignition cable when inserting the
burner assembly into the combustion chamber.
Extreme care must be given when inserting
the burner assembly into the combustion
chamber to prevent damage to the insulation
gasket, pilot gas tubing and ignition cable.
11. Secure the burner assembly using the (2) 17mm
mounting nuts located to the left and right side
of the windbox.
12. Reconnect the gas supply piping to the gas
valve.
13. Re-seat the combustion air inlet tube onto the
blower flange. Reconnect the air inlet piping to
the unit as needed.
14. Reconnect the snap-set on the right side of the
windbox.
15. Open the main gas valve shut-off valve and per-
form a leak test at all gas piping connections
near the unit.
WARNING
WARNING
WARNING
WARNING
WARNING
