
CAUTION
T35 only
T750 only
2.5.4 Periodical inspection
Periodical inspection including the following items on this product should be performed.
①
After opening and closing 50,000 times or 1 year of use, whichever one is earlier, inspection
should be made on looseness of each bolt and air leakage. The bolts should be retightened
and consumables should be replaced as needed.
②
From the second year, the above-mentioned inspection should be made every year.
2.5.5 Removal and installation
①
Before this product is removed from the valve power and compressed air, etc. must be shut off
and residual pressure must be removed from the machine and pipelines completely. Otherwise
compressed air may gush out or unexpected operation may occur.
②
When two or more valves and the products are removed, numbers or symbols shall be put on
the valves and the products to identify the corresponding valve and product. Mistaken installa-
tion may cause failure or defective operation of the unit.
③
Match marks should be made on the top plates of this product and the valve to indicate the
installation orientation of this product. Mistaken installation orientation may cause defective
operation.
④
Loosen the hexagon bolts which fix this product on the valve to remove this product. If joints
are included in the valve, please be careful not to lose them. Loss of joints may cause defec-
tive operation.
⑤
When this product is removed, the valve full closing position may be changed. Valve seat
leakage should be checked. In case of leakage, the full closing position should be adjusted.
Please refer to
4-3 Adjustment of valve position for adjustment of the full closing position.
⑥
At installation, it should be checked that opening of the valve and the opening of this product
are the same. If the openings are not the same, opening and closing operation is performed in
the reverse way.
2.5.6 Replacement of consumable parts
The product should be disassembled and assembled in a clean location which is free from dust and dirt.
Please refer to
5-1 Disassembly procedure for replacement procedure of consumables. Consum-
able parts of single-acting type cylinders should be replaced according to
5-2 Single-acting type
cylinder side cover disassembly procedure.
2.5.7 Lubricant
Grease has been applied to the sliding elements of this product. Lubrication by supply air is not
required. However, it is recommended to apply grease after opening and closing 50,000 times or 1
year of use, whichever one is earlier.
2.5.8 Safety check
During maintenance and inspection, all workers should be informed of the following conditions:
power and compressed air, etc. are shut off, residual pressure is discharged completely, or power
and compressed air, etc. are supplied again.
2.5.9 Disposal
This product should be disposed while paying attention to the following items.
①
This product should not be disposed of by incineration. There is a risk of toxic gas generation
and bursting. Therefore please dispose of it as general industrial waste. The product does not
contain materials which cannot be disposed of as general industrial waste.
②
When this product is disposed after sorting, materials should be classified according to the
materials specified on drawings.
③
When a single-acting type cylinder is disassembled and disposed of, care should be taken to
springs flying out.
At disassembly of the single-acting type cylinder, please refer to
5-2 Single-acting type
cylinder side cover disassembly procedure.
④
This product should be disposed in accordance with laws and regulations.
Note) Parts indicated by "
★
" in Remarks are included in "O-ring set". To order the parts, please specify "O-ring set". When replacing consum-
ables, please replace all the parts indicated by "
★
".
No. Description
Q'ty Remarks
No. Description
Q'ty Remarks
1 Case
1
25 O-ring for rotating shaft (top)
1
★
2 Shaft
1
26 O-ring for rotating shaft (bottom)
1
★
3 Yoke
1
27 Cover packing
2
★
4 Stopper
1
29 O-ring (base plate)
1
★
5 Piston
2
30 Connecting pin (shaft-yoke)
1
★
6
Cover 1
1
31 Sunk plug (shaft-yoke)
1
★
7
Cover 2
1
32 Parallel pin (piston)
2
8
Base plate
1
34 C-retainer (lower shaft)
1
★
T85~T750
9 Bearing
2
35 C-retainer (piston)
2 T85~T750
11 Indicator plate
1
36 Bearing housing
1
T750 only
13 Bearing 1 (shaft-piston) 2
★
T35: 1 pc
46 Spring washer (cover 1, 2) 8
14 Bearing 2
1
★
T35 only
47 Hexagon socket head cap screw (cover 1, 2) 8
15 Bearing 3 (lower shaft)
1
★
49
Hexagon socket head cap screw (base plate)
4
T35: 2pcs
16 Bearing 4 (upper shaft)
1
★
T35 only
50 Spring washer (base plate)
4
T35: 2pcs
17 Wear ring
2
★
51 Hexagon nut (opening side stopper)
1
18 Piston support
4
★
52 Hexagon nut (closing side stopper)
1
19 Thrust plate
1
★
53 Hexagon stop screw (opening side)
1
21 Position indicator
1
54 Hexagon stop screw (closing side)
1
23 Slit cover
1
55 Spring washer (closing side stopper)
1
24 Piston packing
2
★
60 Seal washer
1
★
Note) Parts whose part number is enclosed by a box (
□
) in the expanded view are included in "O-ring set".
To order the parts, please specify "O-ring set".
When replacing consumables, please replace all the above-mentioned parts.
3-1 Expanded view (Double-acting type)
3. STRUCTURE
5
9
35
32
46, 47
1
36
23
21
11
5
32
4
2
9
46, 47
3
3
53
51
7
35
52
55
54
49,50
8
9
10
6