Enviro EF3 用户手册
Outside fresh air is mandatory when installing this
unit in airtight homes and mobile homes.
When connecting to an outside fresh air source, do not use
plastic or combustible pipe. A 15⁄8” minimum (42 mm) ID
(inside diameter) steel, aluminum or copper pipe should be
used. It is recommended, when you are installing a fresh
air system, to keep the number of bends in the pipe to a
minimum.
Installation
O
UTSIDE
F
RESH
-A
IR
C
ONNECTION
:
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Figure 18: Outside Air Connection.
E
XHAUST
A
ND
F
RESH
A
IR
I
NTAKE
L
OCATIONS
:
EXHAUST
Freestanding
Fireplace Insert
Built-In Heater
Base of unit to center of flue
16 3⁄8” (41.5 cm)
9”
(22.8 cm)
10 3⁄4” (27.3 cm)
Side of unit to center of flue
5
3
/
16
” (13.2 cm)
5
3
/
16
” (13.2 cm)
5
3
/
16
” (13.2 cm)
Center of unit to center of flue
5 3⁄4”
(14.6 cm)
5 3⁄4”
(14.6 cm)
5 3⁄4”
(14.6 cm)
FRESH AIR INTAKE.
Base of unit to center of intake
10 3⁄4” (27.3 cm)
3 3⁄8” (7.4 cm)
5 1⁄8”
(8.6 cm)
Side of unit to center of intake
12”
(30.4 cm)
12”
(30.4 cm)
12”
(30.4 cm)
Center of unit to center of intake
1”
(2.5 cm)
1”
(2.5 cm)
1”
(2.5 cm)
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Figure 19: EF3 Freestanding Inlet and Outlet
Location.
Figure 20: EF3 Fireplace Insert Inlet and Outlet Location.
INSTALL VENT AT CLEARANCES SPECIFIED BY THE
VENTING MANUFACTURER
18