Alternate
Gas Line
Location
Plug in
Alternate
Gas Line
Hole
* Ground
Joint
Pipe
Union
Gas Valve
*Ground
Joint
Pipe
Union
Manual Shut Off Valve
(upstream from
ground joint
pipe union)
Grommet
in Standard
Gas Line
Hole
Drip Leg
Burner
Manifold
* NOTE: Union may be inside furnace cabinet where allowed by local codes.
Figure 29
Manual Shut Off Valve
(upstream from
ground joint pipe union)
Drip Leg
Plug in Alternate Gas Line Hole
Grommet in
Standard Gas Line Hole
Alternate
Union
Location
Burner
Drain Trap
Gas Valve
Plug in Main Gas Line Hole
Manifold
-
½
-
E
DGES
OF
SHEET
METAL
HOLES
MAY
BE
SHARP
. U
SE
GLOVES
AS
A
PRECAUTION
WHEN
REMOVING
SHEET
METAL
FROM
RETURN
AIR
OPENINGS
.
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