Adams Rite 4550 Series Levers Installation Instructions

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STEP 1

NOTE: Not compatible with 7/8" backset locks

STILE PREPARATION

1. Remove interior cylinder, thumbturn or exit indicator.
Mark a backset centerline reference on the door stile approximately four inches above and below the existing cylinder hole.
Tape clear plastic drilling template over cylinder hole and backset centerline reference.
4. Center punch the four mounting holes, drill and tap for #10-32 screws.
5. If not previously prepared for, center punch and drill two 7/8" holes for the exit indicator.

STEP 2

CAM ASSEMBLY INSTALLATION

1. Rotate the actuating hub so that the cam arms as shown in Fig. 2.
2. Insert the cam assembly into the lock case (fig. 3).
3. Tighten the cylinder set screw.
4. Install and tighten (snug only) the two #6-32 x 1/2" brass socket head cap screws to secure the Cam Assembly. Do Not Over Tighten!
5. Rotate the actuating hub to check operation.

FIG. 2

CAM PLUG ASSEMBLY

Required Tools:

Phillips Screwdriver Flat Blade Screwdriver (Set Screw)

Pencil

Center Punch Hand Drill

5/32" Drill Bit

#10-32 Tap 7/8" Hole Saw

7/64" Allen Wrench

www.adamsrite.com Phone: 800-626-7590 800-872-3267

Fax: 866-582-4641 800-232-7329

4550 SERIES

80-0180-460

Rev. M

Ecn 11955D

INSTALLATION INSTRUCTIONS

FIG. 3

PAGE 1 OF 2

Date: 76/20/12

Appvd: MP

P

LEVER ASSEMBLY MOUNTING:

1. Rotate actuating hub until deadbolt extends and until it makes a complete stop. Then rotate the actuating hub back approximately ¼ turn until the hole is at the 12 o'clock position (as shown in fig.5).
2. Insert the Exit Indicator Spring in the lower hole of the bolt cutout.
3. Inside the Lever Assembly, slide the Exit Indicator so that "LOCKED" is displayed in
4. Place Lever Assembly onto the door, ensure the actuating hub spindle engages the Drive Hub (fig. 6) inside the Lever Assembly.
5. Secure the Lever Assembly with the four #10-32 x 3/4" phillips pan head screws.
6. Re-install faceplate.

OPERATION:

1 Turn the Lever downward 90° to unlock When released the Lever returns to the horizontal position.
2. Turn the Lever upward 90° to lock. The DEADBOLT must extend and remain extended when the lever is released.
3. Exit Indicator should correspond to deadbolt position.

ACTUATING HUB IN THE 12 O'CLOCK POSITION Lever may stick if the lever assembly is mis-located. LEVER ASSEMBLY loosen mounting screws and move B the assembly around to find the best location, then secure. #1 EXIT INDICATOR SPRING 1-55/64" FOR 2 AND 3 POINT SYSTEMS: FIG. 5 USE EXIT INDICATOR PIN AND #10-32 x 3/4" Phillips #2 EXIT INDICATOR SPRING 37/64" Pan Head Screws

REHANDING:

1. Remove the #10-32 x 7/16" phillips flat head machine screw from the spring retainer bushing. Remove the return spring and bushing.
2. Remove the four pan head machine screws holding the stop plate. Lift out the stop plate.
3. Turn the lever 1-1/2 ROTATIONS to reverse the lever position. Ensure the drive hub is alianed vertically as shown in FIG. 6.
4. Reinstall the stop plate, orient as shown in drawing. The open end of the stop plate should always face the handle. Secure the stop plate with the four machine screws
5. Place return spring around retainer bushing. With lever in the horizontal position, install with the inside bend of the bottom lea of the spring around the stand-off. Swing the top leg of the return spring over to the other side of the stand-off. See FIG. 7
6. Secure return spring bushing with the #10-32 x 7/16" phillips flat head machine screw.

Note: The Cam Assembly is Non-Handed.

FIG. 7

Replacement Parts Available
Cam Plug Assembly kit (Clutched MS Lever)	91-0752
Handle Return Spring	28-0019
Return Spring Bushing	26-0157
Exit Indicator Spring - 1 3/4" Door	28-0008
Exit Indicator Spring (for 2 or 3 point Systems) - 1 3/4" Doo	28-0008-01
Exit Indicator Pin(for 2 or 3 point Systems) - 1 3/4" Door	26-0455
Stop Plate	22-0656
#6-32 x 5/16" Phillips Pan Head Screw (Stop Plate)	S222-06R05N603
#10-32 x 7/16" Phillips Flat Head Screw (Spring Bushing)	S227-10R07N603
#6-32 x 1/2" Socket Head Cap Screw (Cam Assembly)	S242BA06-08

PAN HFAD MACHINE

SCREWS-

SPRING

RETAINER

BUSHING .

#10-32 x 7/16" Phillips

Flat Head Mach, Screw

STOP PLATE

DRIVE HUB