Yale SCP4020, SCP4420 Installation Instructions Manual

SCP4020/SCP4420 Series

Parallel Non Hold Open or Hold Open Arm

For closers with or without “T” suffix Hold Open Control
“T” indicates Thumbturn actuated hold open control.

For closers with or without suffix (Delayed Action) closing feature.“DL”

Series

Sized*
Closer

SCP4020 SCP4420

Multi-Sized **

Closer

Installation Instructions

80-9344-0625-010 (06-09)

CAUTION

An incorrectly installed or improperly
adjusted door closer can cause
property damage or personal injury.
These instructions should be followed
to avoid the possibility of
misapplication or misadjustment.

CAUTION

Product Type

Security Door Closer

(Door Closer with both a Security Cover and Security Arm)
488 Drop Plate is available for doors with narrow top rails.

Holder-Stop

Security Door Closer

* SCP4020 Series are sized door closers wi h 50% power increase capability.

t

Power size 2 weakest power, power size 6 strongest.

** SCP4420 Series can be adjusted from power size 1 thru 6.

Note: For Special Applications a separate door and frame preparation template is packed with these instructions.

Use this instruction sheet for installation sequence and closer adjustments only.

Push Side Installation

Closer mounts on opposite to hinge (push) side of door.

Arm Stop

Right Hand Door – RH
Left Hand Reverse – LHR

Hinge Edge

of Door

of Door

Hinge Edge

Arm Stop

Left Hand Door – LH

Right Hand Reverse – RHR

• Security Door Closers only. Door closer cover is handed and cannot be reversed. All other components are non handed.

• It is recommended that the door, on which the door closer will be installed, be hung on ball bearing hinges. Door must swing freely.

• A separate door stop, supplied by others, is recommended to prevent damage to the door closer, closer arm, or to the door, frame or
adjacent walls.

• Door and Frame must be properly reinforced, or use of special fasteners employed, to prevent the mounting screws from pulling out.

• All dimensions are given in inches with corresponding metric dimensions (mm) in parenthesis.

• Torx tamper resistant drive screws are normally supplied with this product.

Template

5 Holes for Soffit Plate

3/8

(10)

2

(51)

Left Hand Door Shown

Right Hand Installation is Opposite

1/2

(13)

Page 2

2-3/4

(70)
Min.

2-1/16

(52)

B

C

2-3/4

(70)

4

(102)

2-9/16

(65)

2-3/8

(61)

A

C

Hinge or Pivot

L

6-3/4
(172)

Prepare These Holes Only When
No. 488/478 Drop Plate is Used

7/16

(11)

1-3/8

(35)

12-3/4

(324)
4-3/4

(121)

5/16

(8)

4 Holes for Closer

Do Not Scale Drawing
Left Hand Door Shown
Dimensions are in inches (mm).
Maximum Door Swing 180°,
conditions permitting.

1-1/16

(27)

Opening

85°
90°

95°
100°
105°
110°

Soffit Plate

Arm Stop

5/8

(16)

293S Block

Arm Stop

Narrow Stop Frame

Dim. A Dim. B

10-1/8 (257)

9-1/4 (235)
8-5/8 (219)
7-7/8 (200)
7-3/8 (187)
6-3/4 (171)

10-5/8 (270)

9-3/4 (248)
9-1/8 (232)
8-3/8 (213)
7-7/8 (200)
7-1/4 (184)

Wide Stop Frame

2-3/4

(70)

Min.

1-1/8

(29)

Soffit Plate

Dim. C

9-7/8 (251)

9 (229.6)
8-3/8 (213)
7-5/8 (194)
7-1/8 (181)
6-1/2 (165)

Min.

Preparation for Fasteners

Fasteners

Self Drilling Screw

1/4” - 20

Standard

Machine Screw

Sleeve Nuts and
Bolts (SNB)

Optional

Door or

Frame

Aluminum

or Metal

Wood

Metal

Hollow

Metal

Aluminum

or Wood

Drill-Sizes

No drill required

3/16” (4.30 mm)

Drill: #7 (0.201” dia.)
Tap: 1/4” - 20

9/32” (7 mm); through
3/8” (9.5 mm) on door
opposite to closer

3/8” (9.5 mm) through

9/32” (7 mm); through
Through-bolts &
grommet-nuts

All

3/8” (9.5 mm) dia x

3/8” (9.5mm) deep on

door opposite to closer

Installation Sequence

• Use template above to locate holes on door and frame:
4 on door for closer or backplate.
5 on underside of frame stop for soffit plate.

• Prepare door and frame for fasteners using chart above.

• For SCP4420 Models Only

Set closer power for door size using chart below:

Power Adjustment Chart

Door

Size

inches

(mm)

28-32

(0.7 - 0.8)

33-36

(0.85 - 0.9)

37-42

(0.95 - 1.05)

42-48

(1.1 - 1.2)

Full Clockwise Turns of Closer Power Adjustment Nut

SCP4420 ONLY

Interior

Door

Exterior

Door

0

2

5

8

Closer is shipped set at median power setting.

NOTE: Maximum of 15 360° turns

of Power Adjustment Nut

Increase

11/16” wrench
or socket

Power Adjustment Nut

Decrease

2

5

8

11