15
Twin

Approx.

Flow Dimensions (In.) Fan Ship Wt.

Model A B C D E F G H J K L M Qty. Dia. (Lbs.)

09 161/8 191/8 79/16 4 25/16 99/16 2/4 47/8 41/2 85/8 21/2 25/8 1 51/2” 12

1 161/8 191/8 79/16 4 25/16 99/16 2/4 47/8 41/2 85/8 21/2 25/8 2 51/2” 14

18 161/8 191/8 79/16 4 25/16 99/16 2/4 5/4 41/2 85/8 21/2 25/8 1 8” 15

25 181/8 261/8 111/16 4 25/16 11/16 2/4 6/4 51/2 121/8 1/2 25/8 2 8” 2

5 181/8 261/8 111/16 4 25/16 11/16 2/4 6/4 51/2 121/8 1/2 25/8 2 8” 24

45 211/8 291/8 8/16 7/4 7/16 195/8 1/2 91/4 8 15/8 515/16 41/4 2 8” 4

55 211/8 291/8 8/16 7/4 7/16 105/8 1/2 81/2 8 15/8 515/16 41/4 1 12” 4

Twin Flow Air Defrost Unit Cooler
Dimensional Diagram
NOMENCLATURE

BTO K 13 A G

Twin Coil Motor Fan Fan Motor

Models 115V 208/230V Blade Guard Mount

09 2500701 2500801 5101B 5054D 91179001

1 2500701 2500801 5101B 5054D 91179001

18 250201 25001 2100201 H5028 2101401

25 250201 25001 2100201 H5028 2101401

5 250201 25001 2100201 H5028 2101401

45 250201 25001 2100201 H5028 2101401

55 506S 506T 5110E 5055F 4000001

Expansion Valve Recommendations
25°F. Sat. Suction Temp. 20°F. Sat. Suction Temp.
Model BTUH @ R-22 BTUH @ R-22
Size 10°F. TD Alco Sporlan 15°F. TD Alco Sporlan
09 900 150
1 100 HF S1/4 HC EFV 1/5 C 1950 HFS-1/4 HC EFV-1/5 C
18 1800 2700
25* 2500 750
5* 500 5250
45* 4500 6750
55* 5500 8250
HFES-
1
/
4
HC
HFES-
1
/
2
HC
EFVE- 1/C
EFVE-
1
/
2
C
HFES-
1
/
2
HC
HFES-
1
HC
EHFE-
1
/
C
EFVE-
1
C
Mounting

The.Twin.Flow.u nit.cooler.is. designed.

for.mounting.from.the.top.of.the.cooler..

Drill.holes.for.bolts.or.screws.according.

to.dimensions. given. in. Dimensional.

Diagram.and. Data.. Double. keyhole.

slots.are. provided. so. screws. may.

be.installed. first. and. then. the. unit.

positioned.over. the. screw. head. and.

slid.lef t. or. right,. then. tighten . screws.

to.secure. the.unit.

FOR FOOD
SERVICE
INSTALLATIONS
. . . seal any joint
between unit cooler and
cooler liner with a sealant
listed by the National
Sanitation Foundation,
Standard 51
NOTE: All units have 1/2 I.D. suction, 1/2 O.D. sweat inlet connection and 1/2 O.D. drain.

Vintage

A = 115-1-60

B = 208/20-1-60

Size

K = Coated coil

Twin Flow

Dimensional Data
*Sizes 25, 5, 45 & 55 use external equalized valves.
Commercial Refrigeration Parts
Replacement Parts