Lennox 70LENX1000, Manual

Page: 81 / 99

Heat exchanger gas unit – ALARM E4
Smart Energy Company
www.systemapolska.pl
Reason Solution
Ignition electrode(s) are
incorrectly positioned or
damaged or out of working
1. Electrodes are installed incorrectly, improve it ( see drawing
in MOI page 57
2. Replace them with original spare parts. Note! Use the same
type of elctrodes for box F, G, H and for C, D, E, E+ with
serial no higher than L21G11320. For modules C, D, E, E+
with lower serial no – use repair kit burner
3. Replace the ground electrode conector (wire yellow-green)
with the ignition electrode connector ( red wire)
Ignitor broken If it is spark issue and / or replace with the original spare parts
(see above point)