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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
LIMI
T CONTROL/MR
� HIGH
PRESSURE
LIMI
T CONTROL/MR
NWL
57
MM#67 LWCO
LOWEST
PERMISSIBLE
W
ATER LEVEL
PLATE
(STEAM ON
LY)
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 OBSERV
ATION
PORT
COVER
REAR FLUE
OUTLET W/
DAMPER
T
ANKLESS 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
OBSERV
ATION
PORT
TEMPER
ATURE/
PRESSURE GUAGE
STEAM GUAGE
GUAGE
GLASS
SET
RATING LABEL
OPERATING
LIMIT
OPERATING
LIMIT
RETURN
TEMPERATURE
CONTROL
ASME DAT
A
LABEL
‘F’
O.D.
CO
LLAR
(OPTIONAL
T
OP OUTLET)
ASME DATA
LABEL
COMBINATION LABEL
INSTALLER/
SERVICE
LABEL
� PROBE TYPE
LOW
WATER
CU
T-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 fl
ow rate.
3. Locate heater control in heater identified as
IN
IN
OUT
OUT
OUT
(TYP)
12” MIN
THREE HEATER MANIFOLDTWO 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