Copyright
This manual remains the copyrighted property of SCHUNK GmbH & Co. KG. It
is solely supplied to our customers and operators of our products and forms
part of the product. This documentation may not be duplicated or made
accessible to third parties, in particular competitive companies, without our
prior permission.
Technical changes
We reserve the right to make alterations for the purpose of technical
improvement.
Document number:
1368201
Edition:
04.00 | 08/06/2020 | de - en
© SCHUNK GmbH & Co. KG
All rights reserved.
1 Intended use
If the product is leaking, the seal must be submerged. In most cases, the
cause is wear.
2 Scope of delivery
Designation
SRM 10 – 14
10
12
14
O-ring [pce.]
9
13
13
Screw [pce.]
9
9
9
Piston seal [pce.]
4
4
4
Flat gasket [pce.]
3
1
1
Screw plug [pce.]
2
2
2
Brush [pce.]
1
1
1
Lubricant [pce.]
1
1
1
3 Applicable documents
•
Catalog data sheet of the product *
•
Assembly and operating manual for the product including declaration of
incorporation *
•
Safety data sheet of lubricant *
The documents marked with an asterisk (*) can be downloaded on our
homepage
schunk.com
4 Notes on particular risks
WARNING
Risk of injury due to unexpected movements!
If the power supply is switched on or residual energy remains in the system,
components can move unexpectedly and cause serious injuries.
• Before starting any work on the product: Switch off the power supply
and secure against restarting.
• Make sure, that no residual energy remains in the system.
WARNING
Risk of injury from contact with lubricants!
Lubricant may cause irritation and allergic reactions if it contacts the skin or
eyes.
• Avoid the skin and eyes coming into contact with the lubricant.
• Wear safety goggles and protective gloves.
• Observe information on the safety data sheet of the
lubricant,
5 Tools/auxiliary tools
•
Hexagon socket wrench
•
Disassembly tool
6 Greasing areas
•
The teeth and the pinion
•
All seals
7 Lubricant
The permissible lubricant is included with the spare parts package.
8 Tightening torque
Item Designation
SRM 10 – 14
10
12
14
13
Bearing nut [Nm]
0.1
0.15
0.15
9 Threadlocker
If not stated otherwise, screws can be secured using Loctite no. 243 or a similar
adhesive.
10 Replacing seals
10.1 Base unit
Disassembling
Ø
Ventilate the product.
Ø
Remove product from the system/machine.
Ø
Disassemble sensors if necessary.
Ø
Insert disassembly tool (14) with the cylindrical pins into the bearing nuts (13).
Note: the disassembly tool is available as an accessory from
Chap. 5, Tools/auxiliary tools
Ø
Carefully turn the disassembly tool (13) with a hexagon socket wrench and
unscrew the threaded ring (13).
Ø
Push pinion (6) with bearing (5) from below upwards out of the housing.
Ø
Remove the screws (1).
Ø
Remove cover (2) and stop cover (11).
Ø
Remove O-rings (3, 10, 12).
Ø
Pull both pistons (9) out of the housing.
Ø
Remove piston seals (7).
Ø
Clean all parts thoroughly, check for damage and wear and grease with a
lint-free cloth or brush.
Assembling
Ø
Sufficiently grease the serration of the pinion (6) and the piston (9). Insert
new greased seals.
Ø
Position piston (9) on the dimension "X" in the housing, see following
illustration.
Ø
Insert pinion (6) so that the marking on the pinion (M2) and on the
housing (M1) are aligned.
Ø
Carefully degrease the thread of the pinion (6) and the bearing nut (13) with
the chemical cleaner, coat with activator Loctite 7649 and leave to flash off.
Ø
Fully coat the thread of bearing nut (13) with Loctite no. 542.
Ø
Coat the tread of the pinion (6) on the outer thread turns with Loctite no. 542.
Ø
Screw on and tighten bearing nut.
✓
Tightening torque: SRM 10: 0.1 Nm; SRM 12 / 14: 0.15 Nm
Ø
Assemble product in the reverse order.
✓
Unless otherwise specified, secure all screws and nuts with Loctite no. 243
and tighten with the appropriate tightening torque.
Ø
Mount product onto the system/machine.
Installation dimension "X" and markings on pinion and housing
SRM 10 – 14
Seal kit spare parts package
Repair Instructions
SCHUNK GmbH & Co. KG | Spann- und Greiftechnik
D-74348 Lauffen/Neckar | Bahnhofstr. 106 – 134
Tel. +49-7133-103-0 | Fax +49-7133-103-2399
[email protected] | www.schunk.com
