N9MP1 - Indoor combustion air (1 pipe only)
N9MP2 - Direct Vent ONLY (2 pipe only)
*9MPD - Dual Certified Venting (1 or 2 pipes)
*Denotes Brand
*9
Brand
Brand Identifier
8 = Non-Condensing, 80+% Gas Furnace
9 = Condensing, 90+% Gas Furnace
Installation Configuration
UP = Upflow
DN = Downfiow
UH = Upflow/Horizontal
HZ = Horizontal
DH = Downfiow/Horizontal
MP = Multiposition, Upflow/Downflow/Horizontal
Major Design Feature
= One (Single) Pipe
2 = Two Pipe
D=I or2Pipe
L = Low NOx
* Denotes Brand
N = Single Stage
P = PVC Vent
T = Two Stage
V = Variable Speed
MP D 0 75 B 12 A
/
1
Engineering Rev.
L
Denotes minor changes
MarketingDigit
Denotes minor change
Cooling Airflow
08 = 800 CFM
12 = 1200 CFM
14 = 1400 CFM
16 = 1600 CFM
20 = 2000 CFM
Cabinet Width
B = 15.5" Wide
F = 19.1" Wide
J = 22.8" Wide
L = 24.5" Wide
Input (Nominal MBTUH)
Printed in U.S.A. LP1 9/4/2001 440 01 1010 04