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7

補足3 

          Trigger positions

Door must be stopped by

 bumper block and door stopper.

Crimped trigger

Trigger

Retrofit Trigger

Bumper block

(Sold separately)

Bumper block

(Sold separately)

147

297

[299]

Door width

 

- 297

[Door width - 299]

147

[149]

Door width

Available opening width

Door width

Available opening width

Reference line for trailing edge

(Trailing edge when the door is opened)

Reference line for leading edge

(Leading edge when the door is closed)

Leading edge when the door is fully opened

Trigger

297

[299]

Door width-297

[Door width-299]

Door must be stopped by

 bumper block and door stopper.

Door stopper (floor)

(Sold separately)

Door stopper (floor)

(Sold separately)

Standard installation

Upper track installed inside door jamb

Special fit

(e.g.) No vertical frame and 

stop with door stopper and 

bumper block

 

Leading edge when the door is fully opened 

4

PERIODICAL 

INSPECTION

Clean the inside of the track. 

Check the upper and lower space of the door. If necessary, correct the space. 

TROUBLESHOOTING

Trouble

Checkpoint

Solution

Door stops during soft 

closing. 

Check if door bottom contacts the floor or floor guide.  Verify that track mounting screws are not loosened. Then, adjust door height 

such that the clearance between the door bottom and floor is 7 - 13 mm.

Check if the upper track is set horizontally. 

Using a level gauge, reset the upper track horizontally. 

Check if mohair seal is installed. 

Reduce the friction between the mohair seal and door. 

The door doesn

ʼt close softly. Check if trigger is installed. 

Install trigger to specified position. 

Check if door is closed by excessive force. 

Do not close door by excessive force as it may damage the soft closer. 

The position of the trigger catcher in page 3 section 

may become dislocated (It is hidden as installed in 

upper track.) 

Slowly move the door towards the leading edge, then push the door firmly. 

Repeat this action on the opposite side as well. 

If it is still not improved, check the status of the trigger catcher in section 

3

Abnormal noise during 

operation

Check if door bottom contacts the floor or floor guide.  Verify that track mounting screws are not loosened. Then, adjust door height 

such that the clearance between the door bottom and floor is 7 - 13 mm.

Check if door touches adjacent parts. 

Adjust the door depth position to avoid contact with other objects or adjust the 

position of floor guide. 

Check track rollers for aluminum dust. 

Remove the track

then pull out and clean the roller.

Check the track mounting screws for looseness. 

Retighten the screws to free the roller. 

Heavy door operation

Check if door bottom contacts the floor or floor guide.  Verify that track mounting screws are not loosened. Then, adjust door height 

such that the clearance between the door bottom and floor is 7 - 13 mm.

Check if door touches adjacent parts. 

Adjust the door depth position to avoid contact with other objects or adjust the 

position of floor guide. 

The position of the trigger catcher in page 3 section 

may become dislocated (It is hidden as installed in 

upper track.) 

Slowly move the door towards the leading edge, then push the door firmly. 

Repeat this action on the opposite side as well. 

If it is still not improved, check the status of the trigger catcher in section 

3

Door does not move. 

Check the track retaining screws for looseness.

Retighten the screws to free the roller. 

 [    ] : When cover cap 

  (option) is used.

 Determine the trigger position by the reference line for the leading edge at fully opened

 position even when a margin is set. 

 

Appendix 3

Summary of Contents for FD25SP

Page 1: ...ow the specified dimensions specifications and alignment of the door and frame Warping tilting or twisting of the frame or door may cause failure If cutting any parts make sure to remove any burrs before installation Also check the upper track for any left over burrs or scraps and remove these This product is a part for architectural fittings After installation please check the function and safety...

Page 2: ... Cover cap Door stopper Door guide track Bumper Block Floor guide long shaft Part number FD25SP WRH CP FD30 HTKY FD30 HBRT FD30 HBB FD30 HBGH FD25SP SP Parts Included Cross recessed binding Tapping screw 4 30 3 pcs 1000 mm 1500 mm Included Countersunk head tapping Screw stainless steel 3 5 30 4 pc Hole pitch 250 mm Pitch end 30 mm Recommended screws Countersunk head tapping screw 4 20 INSTALLATION...

Page 3: ...r position is wrong pull back the trigger catcher to the correct position using a 6 mm diameter round bar Remove any dust or aluminum chips from the upper track Tape around rollers and upper track to prevent the inserted parts from falling Caution 2 How to use the mounting jig Trigger mounting hole Trigger Black Trigger tip protrudes 90 90 Assembled state 1 Align the trigger and jig with the mount...

Page 4: ...nder the door While holding the door place the groove under the door on the protruding part of the floor guide Insert the upper roller until it clicks Support 10 mm To be removed after hanging Protruding part Floor guide Main unit Release lever Casing CLICK With gaps The release lever does not return Verification of Soft Closer Operation Starting point of soft motion Approx 60 mm before the stop p...

Page 5: ... that its interference with the groove under the door is minimized 2 mm 2 mm Floor guide Adjustment range 2 mm 11 Fastening the Jump Prevention Nut The jump prevention nut is on the hanger bolt of the upper roller Tighten the nut with the provided spanner wrench until it contacts the soft closer Jump up Prevention nut Tighten Do not turn the adjustment screw beyond adjustment range Caution Be sure...

Page 6: ...iling edge Leading edge Bumper block FD30 HBB Bumper block FD30 HBB Door stopper floor FD30 HTKY Door stopper floor FD30 HTKY 10 or more 10 or more Be careful not to let the door fall Caution The soft closer or the upper roller may be damaged if door stopper and bumper block are not installed Caution Use a 10 mm support under the door Then pull out the upper roller main unit from the door while rais...

Page 7: ... The position of the trigger catcher in page 3 section 3 may become dislocated It is hidden as installed in upper track Slowly move the door towards the leading edge then push the door firmly Repeat this action on the opposite side as well If it is still not improved check the status of the trigger catcher in section 3 Abnormal noise during operation Check if door bottom contacts the floor or floo...

Page 8: ...5 47 5 1 6 4 5 7 Cover cap Optional parts 2 4 7 10 13 5 4 30 147 47 5 Door width 297 Door width 299 Trigger of trailing edge side 30 30 Hole pitch 300 403 5 405 5 51 41 18 17 50 52 How to hole jig φ 4 Recommended screws Countersunk head tapping screw 3 5 20 not provided Trigger black Upper rail mounting hole φ 4 8 φ 7 8 CSK Trailing edge Leading edge 15 12 Min 24 19 5 10 22 6 14 15 12 10 22 6 14 2...

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