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P518-149

Installation Instructions
Model FC21, Combined interior
This lock can be installed as passage (hall/closet) or privacy (bed/bath). See the included Privacy function kit.

a. Knob/Lever
b. Trim
c. Exterior chassis
d. Latch
e. Interior chassis
f. Chassis screws
g. Backplate
h. Faceplate
i. Drive-in faceplate
j. Latch/strike screws
k. Strike
l. Hex wrench (Do not discard!)
1 Watch the installation video.
Go to Schlage.com/faqs-custom.

2 Check door dimensions.
2a If dimensions do not match, you may need to modify your door.

For further assistance, call Customer Service at (888) 805-9837.
2b Check latch length.
Measure the backset as shown above.
- 2 ³⁄₈” (60 mm): no adjustment is necessary.
- 2 ³⁄₄” (70 mm): see the Adjust latch section.
3 Install the latch
3a Install backplate.


This backplate is backward.

OR
3a Install drive-in faceplate.

3b Add faceplate and secure with screws.

OR
3b Use wood block and hammer.

4 Install the strike onto the door frame.
Use included strike for best performance.
5 PRIVACY FUNCTION ONLY: Choose privacy pin location.
Location is based on preference and does not change the function.

Pin on bottom, go on to step 6
OR

Pin on top, go to Schlage.com/faqs-custom.
6 Identify the exterior and interior chassis

7 Install the exterior chassis.

8 Install the interior chassis.
8a Chassis is spring-loaded. Push pegs into slots and hold in place.

8b Secure with two (2) screws.
Make sure chassis is straight!


9 Install the trim.
Align hole in trim with hole in chassis.
OR

Repeat for the other side of the door.
10 Install the exterior knob/lever.
10a Push knob/lever firmly into place.

10b Then tighten set screw.

11 PRIVACY FUNCTION ONLY: Install the privacy pin.
Follow the included
Privacy function kit instructions.

12 Install the interior knob/lever.
12a Push knob/lever firmly into place.

12b Then tighten set screw.

Adjust latch
For 2 ³⁄₄” backset, rotate and pull latch out to long setting.

Customer Service
(888) 805-9837 www.schlage.com
Schlage Custom FC21 Combined Interior Lock Installation Manual – Optimized PDF
Schlage Custom FC21 Combined Interior Lock Installation Manual – Original PDF



















