Linkage and Pressure Settings Gas and Light Oil
Sheet 6131-8
UP
A
4131-__0 Gas Burners 5131-__2 Light Oil Burners (#1, #2, and #3 Distillates) 6131-__2 Gas/Light Oil Burners (#1, #2, and #3 Distillates)
VL
D
DL
K
Top shutters
R
V
B
MP
ADJUSTMENT SEQUENCE 1. Disconnect wing nut at gas butterfly valve. 2. Swing burner open. 3. Adjust rod to dimension A.
C
NP
Bottom shutters
F
E
D F E
DL
LP
4. Adjust rod so that tip of top shutter is B from vertical. 5. Adjust rod so that tip of bottom shutter is C from vertical. 6. Adjust rod so that oil valve indicator is at position Z at low fire. 7. Adjust rod to dimensions N and P (optional). See Sheet 6131-8/9-1. 8. Swing burner closed. VL G
J
To optional air inlet controller linkage
T
Butter fl y gas valve (X)
S
Oil valve (Z)
G
CP
U
H
9. Connect wing nut at gas butterfly valve. 10. Adjust rod so that gas butterfly valve indicator is at position X at low fire. Sketch shows linkage in low fire position. H
Control motor (for air motor see Sheet 6131-8/9-1)
Y
Instructions apply only to burners with Honeywell M9484 or M7284 control motors. For other motors, consult North Ameri- can. (Reference same as former Honeywell M941, M944, and M744 motors.)
GP
Gas valve handle plate (E & FA only)
Shutter and Linkage Settings
Valve indicator positions
Burner designation (w/capacity
Dimensions shutter and linkage settings
Gas Oil
Oil
Hole number settings
setting in millions
low high low
But/hr)
A
Y
B 0 0
C
J
K LP
R S
T
U V 3 6 3 6 4 6 4 6 5 6 5 6 4 5 4 5 4 5 5 5 4 6 4 6 4 6
X
W
Z
2.5 2.9 3.4 4.2 5.2 6.3 8.4
3 9⁄16 " 3 9⁄16 " 3 ¾ " 3 ¾ " 3 3⁄8 " 3 3⁄8 " 4 3⁄16 " 4 3⁄16 " 4 3⁄16 "
3" 3" 5" 5" 5" 5"
1⁄8 " 1⁄8 " 18° 18° 20° 20°
5 5 5 5 5 5 3 3 3 3 5 5 5
8 8 8 8 8 8
– – – – – – – – – – – –
2 2
7 7 7 7
5 5 5 5
2 5.50 2.50 2 5.75 2.50 2 6.00 4.00 2 7.50 4.00 2 6.75 4.25 2 7.00 4.25 1 7.00 4.00 1 7.00 4.00 1 7.00 4.00
_131-A
18° 18° 20° 20°
1 1
3 3
11 11
15 15 13 13 13
_131-B
2 ½ " 3 ¼ " 3 ¼ "
15° 15° 15°
15° 15° 15°
7 7 7
4 10 3 10 2 10
_131-C
10.5 12.6
_131-CS _131-D
8.4
3 15⁄16 " 4"
0
0 0 0 0
7
2 4 3 2 4 3
14
1
1
7.25 4.00
14.7 16.8 18.0 21.0 25.2
3 ½ " 3 ½ "
4 ¼ " 4 ¼ "
¼ " ¼ " ¼ "
8 8 8
9 9
4 4
2 7.25 4.25 2 7.25 4.25
3½" 4¼"
-
9
4
2
7.50 4.25
_131-E
3 7⁄16 " 3 7⁄16 "
#2 #2
7 7
5 5
8 8
9 9
6
3 3
1 1
1.5 7.00 4.00 1.5 7.25 4.00
The four (4) shutters of these units are vertical.
10
_131-FA, FC
29.4
3 ½ "
#2
7
5
8
3
9
10
4
1
1.5 7.25 4.875
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