18
30-IN. MIN
WORK AREA
6
″
MIN*
TYPE-B
VENT
17
3
/
4
″
22
″
SHEET
METAL
SEDIMENT
TRAP
MANUAL SHUTOFF
GAS VALVE
LINE CONTACT ONLY PERMISSIBLE BETWEEN
LINES FORMED BY INTERSECTIONS OF
THE TOP AND TWO SIDES OF THE FURNACE
JACKET AND BUILDING JOISTS,
STUDS, OR FRAMING.
GAS
ENTRY
17
3
/
4
″
OVER ALL
4
3
/
4
″
UNDER DOOR
1
″
UNDER FURNACE
EXTEND OUT 12
″
OUT
FROM FACE OF DOOR
* WHEN USED WITH
SINGLE WALL VENT
CONNECTIONS
A02164
Fig. 17
---
Typical Attic Installation
A02075
Fig. 18
---
Upflow Return Air configurations and Restrictions
PG
8J
/M
Содержание PG8J
Страница 36: ...36 A08411 Fig 46 Wiring Diagram PG8J M ...