North American Zephyr
™
For Ovens, Dryers, and Air Heaters
Dimensions 4987
§ Allow at least 6" on side to withdraw fl ame supervisory device or spark igniter.
† 4987- -L only.
‡ 4987- -H only.
4987- -R
Zephyr
™
dimensions in inches
weight, lb
Remote Blower
designation
S
T
V
W
X
L†
X
H‡
Y
L†
Y
H‡
Z
L†
Z
H‡
4987-L 4987-H 4987-R
connection
size
4987-500
95⁄8
7⁄16 27⁄8
95⁄8
3¼
45⁄16 3¾
35⁄16 1613⁄16 187⁄16
69
76
45
4" schedule 40 pipe
4987-1000
95⁄8
½
2¾ 1013⁄32 3¼
45⁄16 3¾
35⁄16 181⁄16
1911⁄16
89
96
65
4" schedule 40 pipe
4987-2500
115⁄8
9⁄16 57⁄8 15¾
413⁄32 59⁄16 413⁄32 4
25½
26½
168
180
130
6" schedule 40 pipe
DIMENSIONS
inches
Flame Rod
(or UV)
Igniter
Observation Port
Fuel Valve Shaft
(optional)
Access cover
Air Damper Dial/Indicator
Comb. Air Switch +/–
Taps (
¼
" fpt)
Fuel
PressureTap
(
1⁄8
" NPT)
Fuel Inlet
"
A
" NPT
Fan Guard
Air Pressure Tap
(
1⁄8
" NPT)
"
B
" No. of Holes
"
C
" Dia.
"
D
" Bolt Circle
G
P
M
E
F
N
Z
J
Y
X
H
R
K
V
L
W
T
I
Zephyr
™
dimensions in inches
designation
A
B
C
D
E
§
F G
L†
G
H‡
H
L†
H
H‡
I J
L†
J
H‡
K L M N P R
4987-500
1¼ 8 15⁄32 8¼ 9
65⁄8 273⁄8
29
7½ 87⁄8 47⁄16 913⁄16 97⁄8 4¼
511⁄16
5
27⁄16
117⁄8
5⁄8
4987-1000
1½ 8 17⁄32 95⁄8 10¾ 8
28½
303⁄16 7½ 87⁄8 43⁄32 913⁄16 97⁄8 4
15
/
16
519⁄32 5
27⁄32
131⁄8
¾
4987-2500
2 8
17⁄32
13¾ 15¼ 12
35¾
38¾ 813⁄16 121⁄16 79⁄16 123⁄8 121⁄8 629⁄32 913⁄16
63⁄8
4½
197⁄8
11⁄8
5 spark cable
S
Filter
Accessory
DIMENSIONS SHOWN ARE SUBJECT TO CHANGE. PLEASE OBTAIN CERTIFIED PRINTS FROM FIVES NORTH AMERICAN COMBUSTION, INC.
IF SPACE LIMITATIONS OR OTHER CONSIDERATIONS MAKE EXACT DIMENSION(S) CRITICAL
.
ENERG
Y | C
OMBUSITION
