Dorex 1901SAHO Installation Instructions

AN INCORRECTLY INSTALLED OR IMPROPERLY
ADJUSTED DOOR CLOSER CAN CAUSE PROPERTY
DAMAGE OR PERSONAL INJURY.
THESE INSTALLATION INSTRUCTIONS SHOULD BE
FOLLOWED TO AVOID THE POSSIBILTY OF
MISAPPLICATION OR MISADJUSTEMENT
End Cap
Stopper
Arm Connection
Stopper
Fixing Screw
TO ADJUST THE HOLD OPEN
OR STOP POSITION:
1. Loosen the fixing screw of the stopper.
2. Open the door to the require angle.
3. Slide the stopper to engage or butt against
the Slider Insert.
4. Tighten fixing screw.
PULL SIDE – REGULAR OR STANDARD INSTALLATION
(MAXIMUM 120° DOOR OPENING)
5 3/4
(145.8)
A
15/16 (23.8)
B
4 7/8
(123.8)
A (2x) : Drill ¹⁄8" (3 mm) pilot hole for wood screws or drill & tap for #10-32 machine screws
B (4x) : Drill ³⁄16" (4.75 mm) pilot hole for wood or drill & tap for 1/4-20 UNC machine screws.
INCH
(MM)
HINGE
CENTERLINE
1. Locate door closer and track position using the Figure 1 above.
2. Mark hole positions and drill holes as indicated above.
3. Install door closer to the door using the appropriate fasteners as per supplied instructions with door closer.
The POWER ADJUSTMENT valve of the door closer should be facing AWAY from the hinges.
4. Assemble track stopper (or holder) and slide insert in sequences as indicated above, then fasten to the door frame using supplied screws.
5. Place arm on door closer top pinion at pre-load postion (45°) as shown in Figure 2. Then secure with included arm spring washer and socket bolt.
6. Rotate arm until parallel with the door surface, then secure arm end to the slide insert in the track with supplied screw.
7. Open the door to the desired opening angle then slide the stopper (or holder) against the slider insert. Secure the stopper (or holder) into position by
tightening the set screw.
8. Release the door and verify operation. Adjust door closer power and closing speeds as indicated on the door closer's installation instructions.
Installation Instructions
1901 SERIES DOOR CLOSER WITH SLIDE TRACK ARM (1901SAHO)
Document provided as-is, manufacturer reserves the right to make technical changes
without prior notice.
This document describes a recommended installation based on common product and
industry standards. It is customer's responsibility to the determine the validity or suitability
of these recommendations for a particular purpose or installation.
Always ensure to properly mount the product using the appropriate mounting hardware for
the proper surface material.
The execution and installation of this product must be done by qualified personnel and
follow any and all local regulations which relate to this product.
The direction, orientation, and order in which the track is assembled is important.
Ensure that the assembled track matches the installation.
The hold-open function should not be installed on fire-rated openings.
Slider Insert
Track
19 7/8
(504.8)
1901SAHO
DOREX 1901
11 1/8
(282.5)
DOOR CLOSER AND TRACK MUST BE LEVELED HORIZONTALLY.
Mounting screw passes
through BOTH the
Track and the End Cap
FIXING
SCREW
Stopper
INSTALLATION IN CONJUCTION WITH INSTALLATION
Fixing Screw
INSTRUCTIONS PROVIDED WITH DOOR CLOSERS
2 1/4
(57.2)
1 5/16 (33.3)
1 1/8
(28.5)
POWER
ADJUST
DRAWING IS NOT TO SCALE.
DO NOT USE AS TEMPLATE.
1901SAHO
HOLD-OPEN CONFIGURATION
NOT TO BE USED ON FIRE RATED DOORS
STOPPER SLIDER INSERT
HOLD STRENGTH
ADJUSTMENT NUT
Right hand door installation shown.
For left hand installation, reverse illustrations.
DOOR EDGE
FIGURE 2
Main Arm
FIGURE 1
1901SAHO-INS
RIGHT HAND
45°
2025/02 1/3