Section 13. Start Up - Lennox LIAC024-180P431 Installation Manual

Section 13. Start Up

13.1 System Start Up
STEP 1 - Ensure Sections 7, 8, 9, 10, 11, 12, and 13
have been completed.
STEP 2 - Set System Thermostat to OFF.
STEP 3 - Turn on disconnect to apply power to the
indoor and outdoor units.
STEP 4 - Wait five (5) minutes before moving to
Step 5 if no crankcase heater accessory is used,
Wait one (1) hour before starting the unit if compres
sor crankcase heater accessory is used and the
Outdoor Ambient Temperature is below 70 ºF.
STEP 5 - Set system thermostat to ON.
D O N E
CHAN GE FILTER UV LAMP HUMIDIFIER PA D
Inside
SYSTEM
EM HE AT
O F F
CO O L
D O N E
15
CANCEL
TU E
Set To
PM
CANCE L