Lennox LIUH018021T431E-1 Service Manual page 85

3.3 Ceiling & floor indoor unit installation
3.3.1 Service space for indoor unit
3.3.2 Bolt pitch
① Ceiling installation
② Wall-mounted installation
3.3.3 Install the pendant bolt
① Ceiling installation
Installation
Capacity (KBtu/h)
18/24
30K
36~60
D E
983 220
1200 220
1565 220
Indoor unit installation
83