Lennox ComfortSense 7500 Installation And Setup Manual page 36

system test mode
Y1
Y2
W1
W2
G
H
D
OB
off
Risk of equipment damage.
Can cause compressor failure.
off
In dual fuel system applications, do not turn on
heat pump and furnace at the same time in sys­
tem test mode.
off
All HVAC components can be tested to confirm the
signals between thermostat and unit are being
off
sent and were received.
NOTES: After 5 minutes without a test being
off
initiated, the test modes is disabled and system
goes back to the normal mode (i.e. HOME
screen).
off
When in SYSTEM TEST MODE, the compressor
minimum off timer is bypassed.
off
o
36
NOTICE