INSTALLATION INSTRUCTIONS
Gas Furnace: (F/G)9MVT, (F/G)9MXT, (F/G)9MXE
440 01 4001 05
39
Specifications subject to change without notice.
WARNING
!
CARBON MONOXIDE POISONING HAZARD
Failure to follow the instructions outlined in Locating
the Vent Termination for each appliance being placed
into operation could result in carbon monoxide poison-
ing or death.
The instructions included with this furnace DO NOT
APPLY to vent systems that are located below the fur-
nace.
CAREFULLY FOLLOW THE INSTRUCTIONS
PROVIDED WITH THE EXTERNAL VENT TRAP KIT
FOR LAYING OUT THE VENTING SYSTEM AND
THE DRAIN SYSTEM when all or part of the venting
system is placed below the furnace.
Proper configuration of the venting and drain system is
critical when placing all or part of the venting system
below the level of the furnace. VENT GASSES
COULD BE RELEASED FROM THE DRAINAGE
SYSTEM, if the instructions provided with the External
Vent Trap Kit are not followed.
Table 13
Approved Combustion-Air and Vent Pipe, Fitting and Cement Materials (U.S.A. Installation)
ASTM
SPECIFICATION
(MARKED ON
MATERIAL)
MATERIAL
PIPE
FITTINGS
SOLVENT CEMENT AND
PRIMERS
DESCRIPTION
D1527
ABS
Pipe
−
−
Schedule
−
40
D1785
PVC
Pipe
−
−
Schedule
−
40
D2235
For ABS
−
−
Solvent Cement
For ABS
D2241
PVC
Pipe
−
−
SDR
−
21 & SDR
−
26
D2466
PVC
−
Fittings
−
Schedule
−
40
D2468
ABS
−
Fittings
−
Schedule
−
40
D2564
For PVC
−
−
Solvent Cement
For PVC
D2661
ABS
Pipe
Fittings
−
DWV at Schedule
−
40 IPS sizes
D2665
PVC
Pipe
Fittings
−
DWV
F438
CPVC
−
Fittings
−
Schedule
−
40
F441
CPVC
Pipe
−
−
Schedule
−
40
F442
CPVC
Pipe
−
−
SDR
F493
For CPVC
−
−
Solvent Cement
For CPVC
F628
ABS
Pipe
−
−
Cellular Core DWV at Schedule
−
40 IPS
sizes
F656
For PVC
−
−
Primer
For PVC
F891
PVC
Pipe
−
−
Cellular Core Schedule
−
40 & DWV