InSinkErator LC-50 User Manual

LC-50 FOOD WASTE DISPOSER

Installation Manual

www.insinkerator.com

The Danger signal indicates an immediately hazardous situation which, if not
avoided, will result in death or serious injury.

The Warning signal alerts you to potential hazards or unsafe practices which,
if not avoided, could result in severe personal injury or death.

The Caution signal alerts you to hazards of unsafe practices which, if not avoided,
may result in minor personal injury or property damage.

Please be certain that the person who installs or uses this appliance carefully reads
and understands the Safety Instructions contained in this manual.

Part No. 13693 - January 2008

Table of Contents

Introduction

Clean the Drain Line ....................................................................... 3

Required Tools/Materials ................................................................

In This Package ............................................................................................ 3

Typical Installation ........................................................................................ 4

Installation with Wall Switch ...........................................................

Installation with Remote Air Switch

................................................ 4

Removing Existing Disposer ................................................................... 5-6

Installing the Disposer ............................................................................. 6-7

Electrical Connections ................................................................................. 8

Final Installation ........................................................................................... 9

3

4

Operating Instructions

Operating the Disposer ................................................................ 10

Do's and Dont's ........................................................................... 10

Operating Instructions ..................................................................

11

Troubleshooting

Troubleshooting ............................................................................ 12

For Dishwasher or Direct Water Connection ................................ 13

Warranty

FOODSERVICE DISPOSER LIMITED WARRANTY

The InSinkErator® LC-50 Foodservice disposer is warranted against defects in material and workmanship for one
year from the date of installation. The warranty includes parts and labor, provided the service is performed by an
InSinkErator Factory Authorized Service Center. This warranty does not apply if failure is due to: faulty or improper

electrical installation, faulty or improper plumbing installation, product abuse or misuse, accidental damage, grinding
elements jammed by foreign objects, clogged drain lines, or an improperly sized unit (as specified by InSinkErator).

InSinkErator Foodservice disposer accessories are included in this warranty only if they are included in the original
disposer purchase package.

2

Introduction

Stopper

Sink Flange

Rubber Gasket

Fiber Gasket

Metal Flange

Backup Ring

Mounting Ring

Screws

Screw

Snap Ring

Discharge Tube

Lower Mounting Ring

Mounting AssemblyDisposer Discharge Tube Assembl

y

Dishwasher Inlet

Tailpipe Mount

Wrenchette

The model LC-50 food waste disposer is designed
specifically for light foodservice use in applications
such as:

• Grocery/convenience stores

• Office/church kitchens

• Fast food restaurants

• Bed and breakfast inns

Important – These installation instructions are for the
benefit of the installing contractor. InSinkErator and/or
InSinkErator Factory Authorized Service Centers do not
make original installations. For technical information not
covered in these instructions, contact the supplier, an
InSinkErator Field Sales Representative, or InSinkErator
Foodservice Sales and Service at 1-800-845-8345.

CLEAN THE DRAIN LINE

With a drain line auger, clear away all hardened waste
material in the horizontal drain pipe running from the
drain trap to the main waste line.

REQUIRED TOOLS/MATERIALS

The following items are needed to install the disposer:

• Screwdriver

• Pipe wrench

• Hammer

The following items may be needed to install the disposer:

• Plumbing putty

• On/Off electrical switch (1/2 HP, 20A DP)

• Hacksaw

• Drain auger or rod

• Connector kit (Part #8301)

• Solenoid valve (Part #14495)

• Siphon breaker (Part #11477)

• Flow-control valve (Part #13763A)

In This Package

3

D

E

A

C*

B*

Typical Installation

Dimension A B* C* D E

Inches

Cm

B* – Distance from bottom of sink to center line of disposer outlet.
Add 1/2" (13mm) when stainless steel sinks are used.

C* – Length of discharge tube from center line of disposer outlet to
end of discharge tube.

Important – Plumb waste line to prevent standing water in
disposer motor housing.

14-9/16 6-13/16 4 8 5-3/4

37.0 17.3 10.2 20.3 14.6

INSTALLATION WITH WALL SWITCH INSTALLATION WITH REMOTE AIR

SWITCH AND OPTIONAL DIRECT
WATER CONNECTION

Push Button

Air Hose

Solenoid Valve

Water Shutoff Valve

Wall Switch

Air Switch
Power Junction

Electrical
Junction Box

Electric Supply

Syphon Breaker

OPTIONAL
DIRECT WATER
CONNECTION

Cold Water
Supply

4