KROME 910DA User manual

LEFT
HAND
DOOR
HOW TO DEFINE HAND OF DOOR.
30°
A
1-3/4"
4"(101.6mm)
(44.5mm)
11/16"
5/16"
(17.5mm)
(8mm)
1-11/16" 1-11/16"
(43mm) (43mm)
1-1/16"1-1/16"
(27mm) (27mm)
2-5/16"2-1/4"
(58.7mm)
(57mm)
B
1"
(25.4mm)
3"
(76.2mm)
(25.4mm)
1"
DOOR CLOSER
910DA, NON HOLD OPEN, SIZE1-6
INSTALLATIONINSTRUCTIONS
STANDARD MOUNT
(PULL SIDE)
TOP JAMB MOUNT
(PUSH SIDE)
PARALLEL MOUNT
(PUSH SIDE)
MAXIMUM
DOOR WIDTH
EXTERIOR
DOORS
INTERIOR
DOORS
FULL
TURNS
REQUIRED
8.5 lbs-ADA
30" (762)
36"(914)
42"(1067)
48"(1219)
5 lbs-ADA
34"(864)
38"(962)
48"(1219)
54"(1372)
60"(1524)
5 TURNS C.C.W.
2 TURNS C.C.W.
0 TURNS
5 TURNS C.W.
10TURNS C.W.
15 TURNS C.W.
RIGHT
HAND
DOOR
PARALLEL ARM INSTALLATION
CLOSER MOUNTED ON DOORON PUSH SIDE
This drawing shown is RIGHT HAND DOOR, For LEFT HAND DOOR should be install in symmetry
5 Holes for #14
All-Purpose or 14-20
(M6X1.0) Machine
Screws.
2 Holes for #14
All-Purpose or 14-20
(M6X1.0) Machine
Screws.
4 Holes for #14
All-Purpose or 14-20
(M6X1.0) Machine
Screws.
Page 1
PARALLEL
BRACKET
SHOE
FOREARM
SCREW
BACKCHECK
SCREW
BACKCHECK
SELECTOR
VALVE SCREW
Page 4
INSATLLATION DIMENSIONS
OPENNING
TO 100°
TO 120°
OVER 140°
"A" "B"
9-716 "
(240)
8 58"
(220)
7 78"
(200)
8-14"
(210)
7 -516"
(185)
6- 1/2"
(165)
1. Before installation, turn Back selector valve (Found on the
opposite side of closer from backcheck screw side) ALL THE WAY IN
(CLOCKWISE).
2. Adjust spring power to match door width as indicated by chart on page 1.
3. Mount closer on door as dimensions shown. Tube end toward latch.If pivots are
used , locate closer and parallel bracket from CENTERLINE OF PIVOT.
4.Place open end wrench on bottom shaft and turn toward hing e jamb about 30°
and then place main arm on top shaft, insert arm screw into top of shaft and
tighten.
5.Attach parallel bracket on frame as dimensions shown.
6.Attach rod and shoe to parallel bracket as shown.
7.Insert rod into forearm, and adjust the length of the forearm so that the main arm
is parallel to door. Then insert forearm set screw and tighten.
(IF HOLD OPEN ARM IS USED, THE NUTIS ON THE TOP FOR RH DOOR AND
BOTTOM FOR LH DOOR)
REGULATION:
A ' normal ' closing time from 90 ° open position to door stop position is 4-6
seconds, evenly divided between main swing speed and latch swing speed. Use
socket key (Furnished) to adjust speed. To slow m ain speed of door, turn
regulating screw nearest shaft clockwise. To slow latch speed, turn regulating
screw nearest hinge clockwise.
BACKCHECK AND DELAYED ACTION
To increase back-check force, turn regulating screw nearest hing e clockwise.
DO NOT USE ABRUPT BACKCHECK OR EXPECT DOOR CLSOER TO ACT AS
A DOOR STOP.
To Increase the Delayed closing time, turn the DA screw clockwise.
Closing time is regulated for approximately 20 seconds.
COVER
Place insert in Proper cutout, then push cover aga inst door. Tighten both cover
screw securely.
HOLD OPEN ADJUSTMENT (WHEN HOLD OPEN ARM IS USED)
Loose adjusting nut, open door to designed hold open position and tighten nut.
Do not permit door to swing beyond hold open setting.
ARM SCREW
MAIN SPEED
SCREW
LATCH
SPEED
SCREW
Delayed Action
BC
DA
1
2Delayed
Action
Closing
Latch
THEN
DOOR CLOSING AND OPENING
CONTROL
ATTENTION:
Adjust closing time between 4 to 6 second from
90°.USE of the door by handcapped,elderly or
small children may require longer closing time.
ATTENTION:
Backcheck("BC") valve controls the hydraulic
resistance to door opening in backcheck range.
NEVER close this valve completely.
it is not to provide a positive stop.
Caution: Do not back valves out of closer or
a leaking will result.
Back
Check

1" 3" A
(76.2mm)(25.4mm) (25.4mm)
2 1/4"
(57mm)
B
(25.4mm) (76.2mm) (25.4mm)
1-15/16" B
(49.2mm)
2-1/4"
(57mm)
3" "1"1 A
STANDARD INSTALLATION
CLOSER MOUNTED ON DOORON PULL SIDE
This drawing shown is LEFT HAND DOOR, For RIGHT HAND DOOR should be install in symmetry
2 Holes for #14
All-Purpose or 14-20
(M6X1.0) Machine
Screws.
4 Holes for #14
All-Purpose or 14-20
(M6X1.0) Machine
Screws.
INSTALLATION DIMENSIONS
OPENING
TO 100°
TO 130°
"A" "B"
7-516"
(185)
11-13 16 "
(300)
6-14"
(159)
10-13 16 "
(275)
PRELOAD TO
90°
COVER
SCREW
LATCH SPEED
SCREW
MAIN SPEED
SCREW
BACKCHECK
SCREW
FOREARM
SCREW
ROD
ARM
SCREW
MAIN ARM
Page 2 Page 3
1. Adjust spring power to match door width as indicated by chart on page 1.
2. Mount closer on door as dimensions shown. Tube end toward hinge.If pivots are
used , locate closer and shoe from CENTERLINE OF PIVOT.
(For oset pivots, please increase the marked dimensions by 18")
3.place main arm on top shaft, 90 °to closer body, insert arm screw into top of shaft
and tighten.
4.Attach shoe toframe as dimensions shown. (if more latching power is required,
rotate shoe 180°)
5.Open door and insert rod in forearm.
6. With forearm at right angle to door (90 °),insert forearm set screw and tighten.
(IF HOLD OPEN ARM IS USED, THE NUT IS ON THE TOP FOR RH DOOR AND
BOTTOM FOR LH DOOR)
REGULATION:
A ' normal ' closing time from 90 °open position to door stop position is 4-6 secs,
evenly divided between main swing speed and latch swing speed. Use socket key
(Furnished)to adjust speed. To slow m ain speed of door, turn regulating screw
nearest shaft clockwise . To slow latch speed, turn regulating screw nearest hing
clockwise.
BACKCHECK AND DELAYED ACTION
To increase back-check force, turn regulating screw nearest hin ge clockwise.
DO NOT USE ABRUPT BACKCHECK OR EXPECT DOOR CL OSER TO ACT AS
A DOOR STOP.
To Increase the Delayed closing time, turn the DA screw clockwise.
Closing time is regulated for approximately 20 seconds.
COVER
Place insert in Proper cutout, then push cover adgain door. Tighten both cover
screw securely.
HOLD OPEN ADJUSTMENT (WHEN HOLD OPEN ARM IS USED)
Loose adjusting nut, open door to designed hold open position and tighten nut.
Do not permit door to swing beyond hold open setting.
TOP JAMB INSTALLATION
CLOSER MOUNTED TOP JAMB ON PUSH SIDE OF DOOR.
This drawing shown is RIGHT HAND DOOR,
For LEFT HAND DOOR should be install in symmetry 4 Holes for #14
All-Purpose or 14-20
(M6X1.0) Machine
Screws.
2 Holes for #14
All-Purpose or 14-20
(M6X1.0) Machine
Screws.
INSTALLATION DIMENSIONS
OPENING
TO 100°
TO 130°
"A" "B"
7-516"
(185)
11-13 16 "
(300)
6-14"
(159)
10-13 16"
(275) 1. Adjust spring power to match door width as indicated by chart on page 1.
2. Mount closer on frame as dimensions shown. Tube end toward hinge.If pivots
are used , locate closer and shoe from CENTERLINE OF PIVOT.
(For oset pivots, please increase the marked dimensions by 18")
3.place main arm on top shaft 90 °to closer body, insert arm screw into top of shaft
and tighten.
4.Attach shoe to door as shown. (if more latching power is required, rotate shoe
180)
5.Open door and insert rod in forearm (For reveal 2 58"through 4 13 16" use long rod.
For reveals 4 78"to 8" use FOREARM EXTENDER (ROD) -available from dealer ).
6. With forearm at right angle to door (90 °),insert forearm set screw and tighten.
(IF HOLD OPEN ARM IS USED, THE NUT IS ON THE TOP FOR RH DOOR AND
BOTTOM FOR LH DOOR)
REGULATION:
A ' normal ' closing time from 90 open position to door stop position is 4-6 secs,
evenly divided between main swing speed and latch swing speed. Use socket key
(Furnished)to adjust speed. To slow m ain speed of door, turn regulating screw
nearest shaft clockwise . To slow latch speed, turn regulating screw nearest hing
clockwise.
BACKCHECK AND DELAYED ACTION
To increase back-check force, turn regulating screw nearest hing e clockwise.
DO NOT USE ABRUPT BACKCHECK OR EXPECT DOOR CLSOER TO ACT AS
A DOOR STOP.
To Increase the Delayed closing time, turn the DA screw clockwise.
Closing time is regulated for approximately 20 seconds.
COVER
Place insert in Proper cutout, then push cover adgain door. Tighten both cover
screw securely.
HOLD OPEN ADJUSTMENT (WHEN HOLD OPEN ARM IS USED)
Loose adjusting nut, open door to designed hold open position and tighten nut.
Do not permit door to swing beyond hold open setting.
COVER
SCREW
BACKCHECK
SCREW
MAIN SPEED
SCREW
LATCH SPEED
SCREW
MAIN ARM
ARM
SCREW
ROD
FOREARM
SCREW
PRELOAD TO
90°
11/16"
(17.5mm)
11/16"
(17.5mm)
(49.2mm)
1-15/16"
11/16"
(17.5mm)
11/16"
(17.5mm)
Delayed Action
Delayed Action
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