820S / 820LC

IMPORTANT:

• 1. It is highly recommended that you install the cam/prong driver and lock cylinder into the lock body and cycle to the locked position before assembling cam, cam shifter and stop pin onto the back of the lock.
• 2. For lock to function correctly, you must install the universal driver into back of cylinder according to the directions below.

Typical Installation

Lock diameter is 1-1/8". Drilled hole should be slightly larger.

Title Installation instructions for 820 series cam lock
Series	Barrel Length	Bolt type	Mounting	Revision Date
820	1-23/32"	Cam lock	Surface	9/2014

820S / 820LC

Assembled with vertical long cam 720-3-2 or extra long 3" cam 720-3-4

720-CDLM lost motion cam shifter (non-key-retaining)

720-KR key retaining drawer cam shifter

720-CDDM (A Side) key retaining door cam shifter

key retaining door cam shifter

IMPORTANT! If your cam has a brass pin between the two notched cut outs use these instructions, otherwise see page 3.

820S / 820LC

Assembled with vertical long cam 720-3-2 or extra long 3" cam 720-3-4

(non-key-retaining)

720-CDDM (A Side) key retaining door cam shifter cam shifter

3

720-CDDM (B Side)

key retaining door cam shifter

IMPORTANT! If your cam has a brass pin on the bottom of the cam use these instructions, otherwise see page 2.

Drawer

Key

Retaining

Key removable

position only.

in locked

Assembled with short cam 720-3-1 820S / 820LC

Assembled with inverted long cam 720-3-3 or 720-3-5