Bohn BBL10 Service Manual

Replaces BN-RITB, January 2004

REACHIN UNIT COOLERS

Technical Guide

Models TA • TL • C • VA • BBM • BBL • KMK • RAMK • BTO • U

BNRITB

June 2009

www.thecoldstandard.com

TABLE OF CONTENTS

Model TA Thin Prole Air Defrost .......................................................................................................................... 3

Model TL Thin Prole Electric Defrost .................................................................................................................4

Model C High Prole ................................................................................................................................................. 5

Model VA Vee-Aire ...................................................................................................................................................... 6

Models BBM/BBL Back Bar....................................................................................................................................... 7

Model KMK Kompact Mullion ................................................................................................................................ 8

Model RAMK Reverse Air Flow Kompact Mullion ........................................................................................... 9

Model BTO Twin Flow .............................................................................................................................................10

Model U Dual Aire Standard Coil ........................................................................................................................11

In order to ensure our products function reliably even in corrosive environments, Bohn oers coated coil
options on many of our Reach-In products. These coatings provide superior protection in most common
refrigeration environments. If you have a question about a specic application, please contact your
Bohn representative.

E Solutions™ branded products and options are designed to exceed current energy
and environmental standards. We have made a conscious commitment to developing
environmentally innovative products that allow our customers to make energy
ecient, eco-conscious choices. Products included in the E Solutions portfolio reduce
costs, improve bottom lines, and enhance both equipment performance and service
life. EC motors are an E Solutions option available on some models contained in this
catalog. This oering reduces energy consumption and saves money.

©2009 Heatcraft Refrigeration Products, LLC

2

MODEL TA

Thin Profile Air Defrost Reach-In Unit Cooler

Features

• Textured aluminum cabinet

• Molded Lexan® guards and fans

• Drain tting mounted at 45-degree angle so drain
can be run through back or bottom of refrigerator

• Expansion valve can be mounted inside the cabinet

• Stainless steel screws

• Motors are thermally protected and
permanently lubricated

• Convenient, moistureproof motor plug

• Compact design! Does a big job in a small space

• Optional coated coil available (Model TAK) for
enhanced protection in corrosive environments

• Internal junction box for electrical connection

• All models are UL listed for the US and Canada

• UL classied to NSF standards

• Sweat inlet connection standard to reduce leaks

(are connection available as a ship loose option)

Application

Model TA

refrigerator and makes the entire top shelf area usable. The attractive
low silhouette makes the unit particularly desirable for display type
refrigerators. It can also be used in back bars, under counter cabinets,
or wherever space is at a premium.

For 35° to 45°F xtures at 10° to 15° TD applications with 16 hours
maximum compressor run time per day.

is a thin prole unit which mounts in the top of a

Nomenclature

TA K 17 B G

Model Coil Option Model Size Electrical Code Vintage

Thin Prole
Air Defrost

Blank = Standard
K = Coated

10-55 A = 115/1/60

B = 208-230/ 1/60

Performance & Electrical Data

Model

TA(K)10 1,000 120 1 0.8 0.4 3/8 3/8 1/2 14
TA(K)13 1,300 170 2 1.6 0.8 3/8 3/8 1/2 17
TA(K)17 1,700 210 2 1.6 0.8 3/8 3/8 1/2 21
TA(K)23 2,300 330 3 2.4 1.2 3/8 3/8 1/2 28
TA(K)30 3,000 360 3 2.4 1.2 3/8 1/2 1/2 33

TA(K)43* 4,300 540 4 3.2 1.6 1/2 5/8 1/2 44
TA(K)55* 5,500 650 5 4.0 2.0 1/2 5/8 1/2 53

* Models 43 and 55 require an external equalized expansion valve

BTUH

10°F TD

CFM Qty.

Motor Data Connections (in.) Approx.

115/1/60

Total FLA

208-230/1/60

Total FLA

Coil Inlet

OD

SuctionIDDrain

OD

Ship Wt.

Physical & Dimensional Data

Model

TA(K)10 14-5/8 14 15/16 13-1/2 10-1/2 11-3/8 4-1/2 8-7/8 2-1/2 15/16 4-3/8 16-1/2
TA(K)13 18-5/8 14 15/16 13-1/2 10-1/8 10-1/4 4-1/2 8-3/8 9-1/2 15/16 4-3/8 20-1/2
TA(K)17 22-1/8 15 15/16 14-1/2 11-1/8 12 4-1/2 9-3/8 11-1/4 15/16 4-3/8 24
TA(K)23 29-3/4 15 15/16 14-1/2 13 20-7/8 4-1/2 10-3/4 10-1/4 15/16 4-3/8 31-5/8
TA(K)30 38-1/8 15 15/16 14-1/2 13 29-3/4 4-1/2 10-3/4 9-3/4 15/16 4-3/8 40
TA(K)43 51-1/2 15 15/16 14-1/2 13 48-3/4 4-1/2 10-3/4 13-1/4 15/16 4-3/8 53-3/8
TA(K)55 51-1/2 15 15/16 14-1/2 13 49 6-3/4 10-3/4 11 15/16 4-3/8 53-3/8

A B C D E F H J K L M W

Dimensions (in.)

(lbs.)

3

Model TL

Thin Profile Electric Defrost Reach-In Unit Cooler

Features

• Electric defrost ensures positive heat source

• Built-in fan delay allows coil to be chilled before returning
to the normal cooling cycle

• Defrost terminates on coil temperature eliminating
excessive defrost period

• Textured aluminum cabinet

• Molded Lexan® guard

• Knockouts provided on sides for electrical
connections - opening in rear for coil connections

• Expansion valve can be mounted inside the cabinet

• Stainless steel screws

• Motors are thermally protected and
permanently lubricated

• Internal junction box for electrical connection

• Plate type aluminum ns with full collars on expanded
copper tubes

• Coils are dehydrated and sealed

• Easy to install and maintain

• All models UL listed for the US and Canada

• UL classied to NSF standards

• Sweat inlet connection to reduce leaks

(are connection available as a ship loose option)

Application

Model TL low temperature unit cooler has a completely

automatic defrost system. Mounted in the top of a refrigerator, its
extremely compact cabinet makes it possible to utilize the entire
top shelf area for storage. Having a normal operating range of
15°F to -20°F, this unit is ideally suited for such applications as
commercial freezers, ice cream boxes and bakery freezers.

Nomenclature

TL 12 B G

Model Size Electrical Code Vintage

Thin Prole
Electric Defrost

09-53 A = 115/1/60

B = 208-230/1/6

Performance & Electrical Data

BTUH 10˚F TD Motor Data Heater Data Connections (in.) Approx.

Model

TL09 1,050 900 110 1 0.8 0.4 475 4.1 2.1 3/8 3/8 1/2 14
TL12 1,380 1,200 210 2 1.6 0.8 600 5.2 2.6 3/8 1/2 1/2 19
TL16 1,780 1,600 210 2 1.6 0.8 700 6.1 3.0 3/8 1/2 1/2 23

TL21^ 2,400 2,100 240 1 1.0 0.5 1,100 9.6 4.8 3/8 1/2 1/2 24

TL28 3,200 2,800 335 3 - 1.2 1,430 - 5.7 3/8 1/2 1/2 27
TL35^* 4,000 3,500 420 2 - 1.0 1,600 - 7.0 1/2 5/8 1/2 38
TL53^* 6,100 5,300 595 3 - 1.5 1,950 - 8.5 1/2 7/8 1/2 53

^ Model available with EC motors
* Models 35 and 53 require an external equalized expansion valve

20˚F

SST

-10˚F
SST

CFM Qty.

115/1/60

Total FLA

208-230/1/60

Total FLA

Watts

115/1/60

Amps

208-230/1/60

Amps

Coil InletODSuctionIDDrain

OD

Ship Wt.

(lbs.)

Physical & Dimensional Data

Model

TL09 14-5/8 14 15/16 13-1/2 10-1/2 11-3/8 4-1/2 8-7/8 2-1/2 15/16 4-3/8 - 1 16-1/2
TL12 18-5/8 14 15/16 13-1/2 10-1/8 10-1/4 4-1/2 8-3/8 9-1/2 15/16 4-3/8 - 1 20-1/2
TL16 22-1/8 15 15/16 14-1/2 11-1/8 12 4-1/2 9-3/8 11-1/4 15/16 4-3/8 - 1 24
TL21 22-1/8 16-1/2 15/16 16-1/2 14-1/2 18-7/8 6-3/4 11-7/8 17-1/4 15/16 4-3/8 - 1-1/2 24
TL28 29-3/4 15 15/16 14-1/2 13 20-3/4 6-3/4 9-3/4 9-7/8 15/16 4-3/8 - 1 31-5/8
TL35 35-3/4 16-1/2 15/16 16-1/2 14-1/2 33-1/4 6-3/4 11-5/8 18-3/8 15/16 6 5-1/8 1-1/2 38-3/8
TL53 46-1/2 16-1/2 1-1/8 16-1/2 14-1/2 44 6-3/4 11-5/8 30-3/8 1-1/2 6 5-1/8 1-1/2 49-1/8

A B C D E F H J K L M N P W

Dimensions (in.)

4