User Manual

5
Duct pieces
To tal
Equivalent number
length x used =
3- 1/ 4” x 10”
Rect.,
straight
1 Ft. x ( ) =
Ft.
3- 1/ 4” x 10”
Rect. to
6” round
transition
5 Ft. x ( ) =
Ft.
3- 1/ 4” x 10”
Rect. to
6” round
transition
90
0
elbow
20 Ft. x ( ) =
Ft.
6”, 7”, 8”, 10”
Round,
90
0
15 Ft. x ( ) =
Ft.
6”, 7”, 8”, 10”
Round,
45
0
9 Ft. x ( ) =
Ft.
Ft.
6”, 7”, 8”, 10”
Round,
straight
1 Ft. x ( ) =
Ft.
Subtotal column 1 =
Duct pieces
To tal
Equivalent number
length x used =
6”, 7”, 8”, 10”
Round, wall
cap with
damper
30 Ft. x ( ) =
Ft.
Ft.
Ft.
Ft.
6”, 7”, 8”, 10”
Round
roof cap
30 Ft. x ( ) =
Ft.
Subtotal column 2 =
Subtotal column 1 =
Total ductwork =
Maximum Duct Length: For satisfactory air movement,
the total duct length
should not exceed 100 equivalent feet.
6” round to
3- 1/ 4” x 10”
rect.
transition
1 Ft. x ( ) =
Ft.
6” round to
3- 1/ 4” x 10”
rect.
transition
90
0
elbow
16 Ft. x ( ) =
Ft.
7” round to
3 1/ 4” x 10”
rect.
transition
8 Ft. x ( ) =
Ft.
7” round to
3- 1/ 4” x 10”
rect.
transition
90
0
elbow
23 Ft. x ( ) =
Ft.
elbow
elbow
7” to 6” or
8” to 7” Round
tapered
reducer
25 Ft. x ( ) =
Ft.
3- 1/ 4” x 10”
Rect. 90
0
elbow
15 Ft. x ( ) =
Ft.
3- 1/ 4” x 10”
Rect. 45
0
elbow
9 Ft. x ( ) =
Ft.
3- 1/ 4” x 10”
Rect. 90
0
flat elbow
24 Ft. x ( ) =
Ft.
3- 1/ 4” x 10”
Rect.
wall cap
with damper
30 Ft. x ( ) =
Ft.
Ft. x ( ) =
Ft.
15
6”, 7“, 8”
Round
in-line
damper
Installation – Ducting Calculation Sheet
4
www.zephyronline.com
List of Materials
4
www.zephyronline.com
MODELS: AK7736AS, AK7742AS, AK7748AS
PARTS SUPPLIED
6# x 1” (4)
M4 x 8 (14)
M4 x 10 (16) 3/16*7/8 (4)
6# x 1-1/2” (4) 6# x 2” (4)
1 - Hood
4 - Duct covers, 2 upper & 2 lower
2 - Support frames, 1 upper & 1 lower
2- Angled support brackets
1- Middle support frame
4 - Baffle filters, AK7736AS & AK7742AS
6 - Baffle filters, AK7748AS
2 - LED light bulbs, AK7736AS & AK7742AS
4 - LED light bulbs, AK7748AS
1 - 8 in. round starting collar (for single blower ducting)
1 - Paper ceiling template
1 - Hardware package
PARTS NOT SUPPLIED
- Ducting, conduit and all installation tools
- Cable connector (if required by local codes)
- Duct cover extension accessory (Z1C-0077 - 36”, 42”)
- Duct cover extension accessory (Z1C-0177 - 48”)
- Dual blower kit (PBD-1300A)
M4 x 8 (6)
M4 x 10 (12) 3/16*7/8 (4)
List of Materials
(1) M4 x 12
safety screw
6# x 1” (6) 6# x 1-1/2” (6) 6# x 2” (6)
5x24mm Washers (6)Wire Caps(3)
Light Bulb Removal
Suction Cup (1)
3/16 x 1/4” (4)
* M4 x 10 (12) screws are pre-installed into the support frame