Lang LRO-1G User manual

Brand: Lang

Model: LRO-1G

Category: Cookers

Type: User manual

Lang LRO-1G is a gas-heated rotating single rack oven designed for commercial kitchens. It features a Vertiflow stainless steel tube heat exchanger, gravity feed waterfall steam generation system, and heavy-duty rack lift and rotation system. With a cooking temperature range of 200-550°F, it can accommodate various baking needs, from bread and pastries to roasted meats and vegetables. It also includes programmable temperature, time, steam, and blower settings for precise cooking control.

LANG MANUFACTURING COMPANY • 6500 Merrill Creek Parkway, Everett, WA 98203

TOLL FREE: 800.882.6368 • FAX: 425.349.2733 • www.langworld.com

Item No.

Project

Quantity

BakerSeries

Gas, Roll-In Rotating [Single] Rack Oven Model: LRO-1G

CONSTRUCTION FEATURES

• Heavy duty 300 Series stainless steel interior and exterior

•VertiFlow® vertical stainless steel tube heat exchanger

• Cooking compartment insulated with 5” thick high-temp insulation

• Fully integrated ventilation hood assembly, with single point

exhaust connection

• Automatic heavy duty rack lift and rotation system

• Cooking chamber illuminated by externally mounted florescent

lamp

•Heavy duty door with single pane 9.75” X 57.5” viewing window

• Interior safety door-release mechanism

• Accommodates one standard side-load or end-load rack

PERFORMANCE FEATURES

• Heat Exchanger provides high heat transfer efficiency and quick

temperature recovery

•VertiFlow System uses natural draft effect for air intake & exhaust,

eliminating need for blowers, motors and airflow switches

• 200-550˚F cooking temperature range

• Steam system uses large 380-lb. thermal mass, gravity feed

waterfall. No nozzles or orifices to clog.

• Rotating rack and even heat distribution ensure uniform baking

and browning

• Self-adjusting slip clutch on rotating system protects operator and

oven from damage and automatically stops rack in unloading

position

INTEGRATED HOOD FEATURES AND PERFORMANCE

• Integrated hood meets NFPA 96 & Uniform Mechanical Code

requirements for Type I & Type II Construction

• 20 gauge stainless steel body

• Hood provides 4.5 square feet of effective filter area, with filter

velocity of 120 FPM, .03” wc at 530 CFM

• Single point 8” round vent duct, velocity: 1,520 FPM at 530 CFM

CONTROL PACKAGE

• Rack lift & rotation system activates automatically, when door

is closed

• Simple digital TIME & TEMP displays

• Programmable for temperature, time, steam, blower delay, vent,

cycling steam and cycling blower

• Easy direct manual operation

• STOP, START, Vent & Fan touch pads

SHORT/BID SPECIFICATION

Rack Oven shall be LANG Manufacturing Model LRO-1G 175,000

BTU/hr. gas heated rotating single rack unit with: Vertiflow®

stainless steel tube heat exchanger; gravity feed, waterfall type

steam generation system; 5” thick compartment insulation and 0”

combustible wall clearance; heavy duty rack lift and rotation

system; simple solid-state controls, with digital time-temperature

readouts, 10 hour cook cycle and six stage programming capability;

an integrated ventilation hood meeting NFPA 96 and Type I & II

UMC construction standards, plus all the features listed:

STANDARD PRODUCT WARRANTY

One year, parts & labor

Model LRO-1G

Maximum Capacity LRO-1E

18” x 26” Full-Sheet Pans* 20

12” x 20” x 4” Hotel Pans** 20

1 lb. Loaves of Bread 100

1-1/2 lb. Loves of Bread 75

PAN/PRODUCTION CAPACITY GUIDE

* 3” spacing

** 6” spacing

Sheet No. LSP-RR1 (rev. 11/03)

USC

LANG MANUFACTURING COMPANY • 6500 Merrill Creek Parkway, Everett, WA 98203

TOLL FREE: 800.882.6368 • FAX: 425.349.2733 • www.langworld.com

Due to continuous improvements, specifications subject to change without notice.

Model Height x Width x Depth*

Clearance from

Weight

Freight

combustible surface**

Actual Shipping

Class

104.5” x 55.0” x 88.2” Sides: 0” 2500 lbs. 2900 lbs.

LRO-1G

2654mm x 1397mm x 2240mm Back: 0” 1134 kg 1315 kg

OPTIONS & ACCESSORIES

❏ Side load oven racks ❏ Front load oven racks

INSTALLATION REQUIREMENTS

• Oven shipped assembled but can be split for movement through 36” door

•G Specify: ❏ natural gas or ❏ propane gas: via 3/4” NPT connection

•Two electric connections: E1 120V, 1-Phase, 50/60 Hz electrical connection

[for controls] and E2 208V-240V, 3-Phase [for rotary motor & heat

circulation blower]

•W 1/2” NPT cold water connection

•D 3/4” NPT vented drain connection

•V 8” connection to Vent Hood Duct

•Ventilator fan & motor required [Provided by others]

[Connections from rear and top. See below]

Sheet No. LSP-RR1 (rev. 11/03)

.5"/13mm

W WATER

CONNECTION

27.5"

699mm

55.0"

1397mm

75.5"

1918mm

88.2"

2240mm

30.4"

771mm

34.5"

876mm

DOOR SWING

V VENT

5.8"

146mm

43.5"

1105mm

1.3"/32mm

E1 E2

ELECTRICAL &

.8"/

19mm

G GAS

CONNECTION

5.5"

140mm

.8"/19mm

D DRAIN

CONNECTION

2.2"/56mm

99.5"

2527mm

88.2"

2240mm

104.5"

2654mm

51.0"

1295mm

85.4"

2170mm

5.1"/130mm

D DRAIN

CONNECTION

55.0"

1397mm

99.5"

2527mm

[Front View/Elevation] [Right Side View] [Top View/Plan]

BakerSeries

Gas, Roll-In Rotating [Single] Rack Oven Model: LRO-1G

* 34” maximum rack rotation diameter. ** Noncombustible floor only.

CAD SYMBOLS & PRICING

*** 5.5” above finished floor.

Model

E Electrical Requirements

G Gas W Water D Drain

Connect. Voltage Total kW Phase Amps/Line

Requirements Requirements Requirements

E1 120V/60Hz 1.4 1 12

LRO-1G

208V/60Hz 1.0 3 5 3/4” NPT 1/2” NPT 3/4” NPT***

E2 240V/60Hz 1.2 3 5

(175,000 BTU/hr) (9GPM @ 40PSI) (210˚F, 1GPM max.)

480V/60Hz 2.4 3 5

Lang LRO-1G User manual

Brand: Lang

Model: LRO-1G

Category: Cookers

Type: User manual

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Lang LRO-1G User manual

Lang LRO-1G User manual

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