Connerton LRB User Manual
Installation,
Operation &
Maintenance
Fine Cooking Equipment For Over 70 Years
Instructions
LRB SERIES LAVA ROCK BROILERS
For Your Safety
Do NOT store or use gasoline or
other flammable vapors and liquids
in the vicinity of this, or any other
equipment.
Improper installation, adjustment, alteration, service or
maintenance can cause property damage, injury or death.
Read the installation, operation and maintenance instructions
thoroughly before installing or servicing this equipment.
To Purchaser
After installation of your broiler, immediately contact your local gas supplier to obtain information in
the event the user of your equipment smells gas. This information must be posted in a prominent
location.
To User
RETAIN THIS MANUAL FOR FUTURE USE
Upon receipt of this broiler, inspect it thoroughly for any damage which may have occurred during
shipment. If damage is observed, contact the delivery agency immediately.
Warning!
1. Preparation For Installation:
it’s proper installation. It should be installed in accordance with the National Fuel Gas Code , these
instructions, and applicable State and Local Codes.
Installation must be made by a licensed plumber.
A gas pressure regulator is supplied with your broiler. The regulator must be installed before connecting
broiler to gas supply line.
supply off. Install regulator in a drip-free area.
The appliance and it’s individual shutoff valve must be disconnected from the gas supply piping system
during any pressure testing of that system at test pressures in excess of 1/2 psig (3.45 kPa).
The broiler must be isolated from the gas supply piping system by closing it’s individual manual shutoff
valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1/2
psig (3.45 kPa).
Lava rock grates rest on front support lip and rear support lip on burner(s). Disburse lava rock evenly in one
layer ONLY through firebox area, leaving air spaces..
Safe and satisfactory operation of the broiler depends, to a great extent, upon
Z223.1
Please note: air vent on regulator can plug with grease, thereby shutting gas
The Connerton Company
1131 E. Wakeham Avenue, Santa Ana, CA 92705-4145
Telephone: (714) 547-9218 Fax: (714) 547-1969
www.connertoncompany.com
2. Clearances And Ventilation:
clearance from sides and back.
Keep equipment area free and clear from combustibles.
The area in front of, and above the broiler must be clear to avoid obstruction of flow of combustion and
ventilation air. Means must be provided for adequate air supply and adequate clearance for air openings into
the combustion chamber.
Adequate clearances must be provided in front and sides of the broiler for servicing and proper operation.
It is important that the broiler be installed under an exhaust hood which is adequate to remove the products
of combustion and cooking vapors. Sufficient make-up air must also be provided to the space where the
broiler is located to replace that removed through the exhaust hood.
This broiler is designed for installation in non-combustible locations with 0 inch
3. Gas Piping:
outlet side of regulator to broiler. The regulator is set at 4 inches w.c. on natural gas and 11 inches w.c. on
propane gas. A 1/8” pressure tap is provided on the gas manifold at the front of the broiler for checking the
gas pressure.
Install regulator in drip-free area.
Connect broiler to the gas supply line. Under no circumstances should the gas supply line be smaller than
the inlet pipe on the broiler. A gas shutoff valve must be installed in the gas supply line upstream of the
broiler for complete shutdown and service. Use pipe sealant on all pipe joints. Sealant must be resistant to
the action of L.P. gasses.
For proper performance, the broiler must be level. If legs are provided, adjust feet at bottom of legs to level
broiler. If legs are not provided, seal the base of the broiler to the countertop with silicone.
If the broiler is supplied with casters, the installation must be made with a connector that complies with the
Standard for Connectors for Movable Gas Appliances , and a quick-disconnect device that
complies with the Standard for Quick-Disconnect Devices for Use With Gas Fuel, . Adequate
means must be provided to limit the movement of the broiler without depending on the connector and the
quick-disconnect device or it’s associated piping to limit the broiler movement. Restraining device should be
connected to legs or back of body.
IMPORTANT: Check all gas connections for leaks, using a soap and water solution.
DO NOT USE AN OPEN FLAME FOR CHECKING PURPOSES
4. Lighting And Relighting Of Broiler:
Turn all burner valves and pilot valves to “OFF”. Wait 5 minutes.
A.
Make sure the gas pressure regulator supplied with the broiler is installed correctly. Connect
Please note: air vent on regulator can plug with grease, thereby shutting gas supply off.
ANSI Z21.69
ANSI Z21.41
Turn on pilot valves and light pilots. Adjust flame height to approximately 1/2”.
B.
Turn on burner valves to operate your broiler.
C.
For complete shutdown, turn off all valves and the gas shutoff valve located upstream of the broiler.
D.
To relight, repeat above procedures.
E.
5. Care And Maintenance:
Contact factory, factory representative, or a local service company to perform maintenance and repairs.
Please Note: Contact factory before any warranty repairs are made.
To clean top grate, use warm water, a mild cleanser and wire brush.
A.
At least once per day, clean and grease pan.
B.
Periodically, but not less than once every 3 months, clean burner orifices using warm water and wire
C.
brush. Make sure equipment is cold before removing burners and orifices.
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