International comfort products N9MSB Installation Instructions Manual page 38

INSTALLATION INSTRUCTIONS
Table 13 Approved Combustion-Air and Vent Pipe, Fitting and Cement Materials (U.S.A. Installation)
ASTM
SPECIFICATION
MATERIAL
(MARKED ON
MATERIAL)
ABS
D1527
PVC
D1785
For ABS
D2235
PVC
D2241
PVC
D2466
ABS
D2468
For PVC
D2564
ABS
D2661
PVC
D2665
CPVC
F438
CPVC
F441
CPVC
F442
For CPVC
F493
ABS
F628
For PVC
F656
PVC
F891
Vent Coupling and Adapter with
Figure 41
Gaskets
Attach gaskets to vent pipe and combustion air adapters
Vent Coupling and Adapter
38
SOLVENT CEMENT AND
PIPE FITTINGS
Pipe −
Pipe −
− − Solvent Cement
Pipe −
− Fittings
− Fittings
− − Solvent Cement
Pipe Fittings
Pipe Fittings
− Fittings
Pipe −
Pipe −
− − Solvent Cement
Pipe −
− −
Pipe −
A11314
Specifications subject to change without notice.
Gas Furnace: N9MSB, N9MSE
PRIMERS
−
−
−
−
−
− DWV at Schedule−40 IPS sizes
−
−
−
−
Cellular Core DWV at Schedule−40 IPS
−
Primer
− Cellular Core Schedule−40 & DWV
Figure 42 Vent Pipe Flush with Adaptor
VENT PIPE ADAPTER WITH GASKET
INSTALLED ON FURNACE VENT
PIPE IS CUT FLUSH WITH TOP OF
ADAPTER.
Figure 43 Vent Pipe Flush Showing Coupling
ALIGN NOTCHES IN VENT PIPE COUPLING OVER STAND−
OFF ON ADAPTER. TORQUE LOWER CLAMP 15 LB−IN. WHEN
REMAINING VENT PIPE IS INSTALLED, TORQUE UPPER
CL AMP TO 15 LB−IN.
DESCRIPTION
Schedule−40
Schedule−40
For ABS
SDR−21 & SDR−26
Schedule−40
Schedule−40
For PVC
DWV
Schedule−40
Schedule−40
SDR
For CPVC
sizes
For PVC
A11339A
A11339B
440 01 4101 03