Series 24 dimensions – Crown Series 24 User Manual
Page 4
Series 24 Dimensions
(in inches)
SAFETY/RELIEF
VALVE
‘F’ O.D. COLLAR
(STD. REAR OUTLET)
3
‘C’
‘A’
4
‘D’
INSULATED
JACKET
COMBINATION
LABEL
RATING
LABEL
�
HIGH
PRESSURE
LIMIT CONTROL/MR
�
HIGH
PRESSURE
LIMIT CONTROL/MR
NWL
57
MM#67 LWCO
LOWEST
PERMISSIBLE
WATER LEVEL
PLATE
(STEAM ONLY)
FLOOR
FRONT VIEW
(STEAM)
LEFT SIDE VIEW
(STEAM)
FRONT VIEW
(WATER)
BURNER
MOUNTING
PLATE
‘H’
‘G’
6
(TYP)
1
REMOVABLE SIDE
PANELS
OVER-FIRE
PRESSURE SENSING;
NPT PLUGGED
REAR OBSERVATION
PORT COVER
REAR FLUE
OUTLET W/
DAMPER
TANKLESS HEATERS
(‘E’ MAXIMUM ALLOWABLE)
‘B’
4” SUPPLY
(TYP)
TOP VIEW
BREECHING PRESSURE
SENSING;
PLUGGED (REAR OUTLET)
3
/
8
-16
BREECHING PRESSURE
SENSING;
PLUGGED (TOP OUTLET)
3
/
8
-16
1
8
13
1 2
3
1
8
6
1 2
16
STD.
1 8
16
1 8
1
8
41
1 2
9
1
4
47
3 8
4
1
4
4
1
4
23
1
2
32
1
8
3
1 2
16
5
8
3” RETURN
(4 PLACES)
FLAME
OBSERVATION
PORT
TEMPERATURE/
PRESSURE GUAGE
STEAM GUAGE
GUAGE
GLASS
SET
RATING LABEL
OPERATING
LIMIT
OPERATING
LIMIT
RETURN
TEMPERATURE
CONTROL
ASME DATA
LABEL
‘F’
O.D.
COLLAR
(OPTIONAL
TOP OUTLET)
ASME DATA
LABEL
COMBINATION LABEL
INSTALLER/
SERVICE
LABEL
�
PROBE TYPE
LOW WATER
CUT-OFF
BREECHING PRESSURE
SENSING;
PLUGGED (REAR OUTLET)
3
/
8
-16
ITEMS
DESCRIPTION
1
1-1/4” Copper Elbow
2
1-1/2” x 1-1/4” x 1-1/4” Copper Tee
3
2” x 1-1/2” x 1-1/4” Copper Tee
4
2” x 2” x 1-1/4” Copper Tee
5
1-1/4” Copper x MIP Adapter
Notes:
1. It is important that tankless heater sections
be correctly located in the boiler. Refer to
installation manual.
2. Pressure drop across each T-4 tankless
heater = 5.25 PSI at 7.5 GPM flow rate.
3. Locate heater control in heater identified as
IN
IN
OUT
OUT
OUT
(TYP)
12” MIN
THREE HEATER MANIFOLD
TWO HEATER MANIFOLD
FOUR HEATER MANIFOLD
FOR JACKET
REMOVAL
IN
1
1
1
1
1
1
2
2
2
2
2
2
3
3
3
3
4
4
5
NUMBER OF 24 TANKLESS
BOILER
HEATERS INSTALLED
MODEL
1
2
3
4
24-03
6.75
—
—
—
24-04
7.5
—
—
—
24-05
7.5
—
—
—
24-06
7.5
15
—
—
24-07
7.5
15
—
—
24-08
7.5
15
—
—
24-09
7.5
15
22.5
—
24-10
7.5
15
22.5
—
24-11
7.5
15
22.5
—
24-12
7.5
15
22.5
30
Continuous draw heated from 40°F to 140°F
with 200°F boiler water.
Tankless Heater
Ratings in GPM
Multi-Heater Manifold
MAXIMUM
FLUTE
BURNER BECKETT
1
APPROX.
NUMBER
NUMBER
NUMBER OF OUTLET
MOUNTING
K.D. BLR.
BOILER
OF
OF STEAM
HEATERS DIAMETER
PLATE WIDTH
CF OIL
CG GAS
SHIPPING
MODEL SECTIONS
‘A’
‘B’
RISERS
‘C’
‘D’
‘E’
‘F’
‘G’
‘H’
‘H’
WEIGHT LB.
24-03
3
18-1/4
12
1
–
9-1/8
1
7
8
9-3/4
20-7/8
1363
24-04
4
24-1/4
18
1
–
12-1/8
1
7
8
11-3/4
21-5/8
1675
24-05
5
30-1/4
24
1
–
15-1/8
1
8
8
11-3/4
21-5/8
1987
24-06
6
36-1/4
30
1
–
18-1/8
2
8
4
20-5/8
21-5/8
2273
24-07
7
42-1/4
36
2
–
21-1/8
2
8
4
20-5/8
28-5/8
2589
24-08
8
48-1/4
42
2
–
24-1/8
2
10
4
20-5/8
28-5/8
2901
24-09
9
54-1/4
48
2
–
27-1/8
3
10
4
21-1/8
29-1/8
3282
24-10
10
60-1/4
54
2
–
30-1/8
3
10
4
21-1/8
29-1/8
3614
24-11
11
66-1/4
60
2
–
33-1/8
3
12
4
22-5/8
29-1/8
3925
24-12
12
72-1/4
66
3
30
36-1/8
4
12
4
22-5/8
29-1/2
4252
●
Not supplied as
standard equipment