Lennox EL195UHNE Series

Page 24
TYPICAL EXHAUST AND INTAKE PIPE CONNECTIONS IN UPFLOW DIRECT OR
NON-DIRECT VENT APPLICATIONS
TRANSITION
2”
2”
2”
3”
2”
2”
or
DO NOT transition
from smaller to larger
pipe in horizontal runs
of exhaust pipe.
EXHAUST
*2”
* When transitioning up in pipe size, use the shortest length of 2” PVC pipe possible.
INTAKE
TRANSITION
3”
*2”
EXHAUSTINTAKE
2”
Appliance
Adaptor
Appliance
Adaptor
FIGURE 23
SIDE VIEW
2”
2”
2”
2”
or
TYPICAL EXHAUST AND INTAKE PIPE CONNECTIONS IN HORIZONTAL DIRECT OR NON-DIRECT VENT
APPLICATIONS (RIGHT HAND DISCHARGE SHOWN)
2”
45°
MAX
45°
MAX
DO NOT transition
from smaller to larger
pipe in horizontal runs
of exhaust pipe.
EXHAUST
12” max.
* When transitioning up in pipe size, use the shortest length of 2” PVC pipe possible.
INTAKE
3”
*2”
*2”
2”
2”
2”
2”
Appliance
Adaptor
Appliance
Adaptor
EXHAUST
INTAKE
FIGURE 24