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□Thread insert for concealed fixing hardware on wood door Optional parts

F type (5/16 inch (8mm))

F type (1/4 inch (6mm))

Set screw

Mounting leg

Screw

Thread insert

Inner attachment roller

Set screw

Mounting leg

Set screw

Grip

Set screw

Set screw

Set screw

Inner attachment roller

Inner attachment roller

M8 Pan head screw

Nut (M000E) M8 x 31/32inch (25mm)

Pilot holesize : $7/16inch ($11.2mm ~ $11.5mm)

M6 Pan head screw

Nut (M000E) M6 x 25/32inch (20mm)

Pilot holesize : $11/32inch ($8.7mm ~ $9mm)

・Concealed mounting for hollow steel or aluminum door utilizing fitted reinforcement inner plate.�・Thickness of inner plate welded to inside of door : 1/7inch or more.・In this case, interior side of handle is used. Normally, M6 or M8 screws are used, so metric tapping of 1/4 inch (6mm) or 5/16 inch (8mm) diameter is necessary.

・In case you can make metric tapping, we can supply the necessary metric screws. However, if you are unable to make metric tapping, you can use the following screws: Instead of M6 1/4"・20 threads per inch x1" or 11/2" long Instead of M8 5/16"・18 threads per inch x1" or 11/2" long

□Installations for concealed mounting on hollow metal doors (M8 : rib nut) Optional parts

① Drill 1/2inch hole through the door surface. Set the rib nut in the hole. Insert the screw into the fixing collar. Then, gradually tighten the rib nut and the fixing collar.② The rib nut turns simultaneously with the screw.③ As the screw is tightened, the rib nut moves closer to the face of the door.

Surface of door

Cross-section of T51-style door handle

Screw

Fixing collarRib nut

1. 2. 3.

□Installations for concealed mounting on hollow metal doors (M6 : rib nut) Optional parts

① Drill 1/2inch hole through the door surface. Set the rib nut in the hole. Insert the screw into the fixing collar. Then, gradually tighten the rib nut and the fixing collar.② The rib nut turns simultaneously with the screw.③ As the screw is tightened, the rib nut moves closer to the face of the door.

1. 2. 3.

□Surface mounting

Inner plate providedby door manufacturer

FL

Concrete FloorWood Floor

for heavy weight door

Concrete Slab

1

6For the concrete wall groundwork5

Concrete Slab

Wood Floor

FL

4

Optional parts UT-S31

Concrete Slab

for heavy weight door

Carpet Floor

FL

Raised Floor

Raised Floor

3

Concrete Slab

Optional parts UT-A30

for light weight door

FL

2

Optional parts UT-A30

Concrete Slab

for light weight door

Wood Floor

FL

Concrete Floor

For Door Stop ESSE

9

Concrete Slab

Mortar

Stone Floor

FL

Raised Floor

Raised Floor

8

Mortar

Concrete Slab

7

sealing

Mortar

Concrete Slab

Wood FloorConcrete Floor

FL