Drive Technology \ Drive Automation \ System Integration \ Services
Addendum
to the Operating Instructions
Industrial Gear Units:
Helical and Bevel-Helical Gear Units
X.. Series
Variable Mounting Position / Gear Unit Conservation
Edition 05/2009
16818415 / EN
Important Information
Preliminary remark
1
1
Important Information
1.1
Preliminary remark
STOP
The operating instructions for industrial gear units: Helical and bevel-helical gear units
X.. series part number 117038014, edition 11/2008 is revised/amended regarding the
following information:
•
•
Pivoted mounting position and variable mounting position
Gear unit shutdown/conservation
Please use the data specified in this publication.
2
Addendum to the Operating Instructions – Variable Mounting Position / Gear Unit Conservation
Pivoted mounting positions and variable mounting positions
2
2
Pivoted mounting positions and variable mounting positions
Mounting positions differing from standard mounting positions are referred to as pivoted
or variable mounting positions.
Gear units with pivoted mounting position have a fixed mounting position that differs
from the standard.
Gear units with variable mounting position can change the mounting position variably
within the specified range.
The designation of pivoted and variable mounting positions is set up as follows:
M1 - M2/20°/V
[1]
[1]
[2]
[3]
[4]
[2]
[3] [4]
Initial mounting position
Desired mounting position
Pivoting angle
F = Fixed final position; V = Variable final position
The following figure shows some examples:
M1- M4/20°/F
M1 - M2/20°/V
M1
20°
M4
0° - 20°
M2
9007199925435659
Addendum to the Operating Instructions – Variable Mounting Position / Gear Unit Conservation
3
Pivoted mounting positions and variable mounting positions
Checking the oil level
2
All final positions have to be specified if the mounting position of the gear unit deviates
from standard mounting positions in several directions. Combinations of fixed and variable final positions are possible.
Example of a gear unit that – based on M1 – is tilted by ±20° around the drive shaft during operation and is mounted in a fixed 30° angle around the longitudinal axis:
M1 - M2/20°/V - M4/20°/V - M5/30°/F
TIP
Pivoted and variable mounting positions may involve restrictions concerning accessories and technical data. Also, delivery times might be longer. Consult SEW-EURODRIVE.
2.1
Checking the oil level
2.1.1
Notes
DANGER
Risk of crushing if the drive starts up unintentionally.
Severe or fatal injuries.
•
•
De-energize the motor before you start working on the unit.
Secure the motor against unintended power-up.
WARNING
Danger of burns due to hot gear unit and hot gear unit oil.
Fatal injuries.
•
Let the gear unit cool down before you start working on it.
TIP
Check the oil level for standard mounting positions and pivoted mounting positions with the gear unit in the final mounting position.
For variable mounting positions have the gear unit in the initial mounting position
prior to the oil level check (see page 3) and observe the information provided on the
drive and in the order-specific documentation.
Example using M1 as initial mounting position:
0°
4
0°
Addendum to the Operating Instructions – Variable Mounting Position / Gear Unit Conservation
Gear Unit Shutdown/Conservation
Internal conservation
I
3
0
3
Gear Unit Shutdown/Conservation
DANGER
Risk of crushing if the drive starts up unintentionally.
Severe or fatal injuries.
•
•
De-energize the motor before you start working on the unit.
Secure the motor against unintended power-up.
TIP
Gear units with water cooling system: disrupt the cooling water supply and drain the
water from the cooling circuit. Gear units with oil supply system: Please contact SEWEURODRIVE.
Additional conservation measures are required if the gear unit is to be shut-down for a
longer period. Depending on the location, the ambient conditions, and the lubrication
state, even a few weeks of downtime might require conservation measures.
3.1
Internal conservation
•
•
New or hardly used gear units:
•
For internal conservation, SEW-EURODRIVE recommends the VCI
conservation method.
•
Apply the required amount of VCI anti-corrosion agent to the inside of the gear
unit (e.g. FUCHS LUBRITECH Anticorit VCI UNI IP-40, www.fuchslubritech.com). The amount depends on the free space inside the gear unit.
Usually any existing oil may remain in the drive.
•
Replace the breather filter with a screw plug and close the gear unit so that it
is air tight. Prior to startup, re-install the breather filter.
After longer use:
•
As, after longer operating periods, the oil might be contaminated (oil sludge,
water, ...), drain the oil and thoroughly rinse the inside of the gear unit with new
oil prior to conservation. Observe the information in section "Changing the oil"
in the corresponding operating instructions. Then the inside of the gear unit
may be conserved as described above.
Addendum to the Operating Instructions – Variable Mounting Position / Gear Unit Conservation
5
I
3
Gear Unit Shutdown/Conservation
External conservation
0
TIP
For gear units with contactless sealing systems, consult SEW-EURODRIVE.
For gear units without contactless sealing systems, you may also use the oil type indicated on the nameplate to perform the conservation. In this case, the gear unit must be
completely filled with clean oil. Replace the breather filter with a screw plug and fill in
the oil from the highest point of the gear unit. In order to provide for sufficient conservation, all the gearing and bearing components must be completely covered in oil.
Prior to startup, re-install the breather filter. Observe the information on the nameplate
regarding the oil type and quantity.
3.2
External conservation
•
Clean the respective surfaces
•
Grease the shaft near the sealing lip to separate the sealing lip of the oil seal and the
anti-corrosion agent.
•
Apply a wax-based protective coating to shaft ends and unpainted surfaces as
external corrosion protection (e.g. Herm Hölterhoff Hölterol MF 1424,
www.hoelterhoff.de).
TIP
Consult with the respective supplier regarding the compatibility with the oil that is used
and the length of corrosion protection for your particular gear unit version.
Observe the information in section "Storage and Transport Conditions" in the corresponding operating instructions. This section provides information on the possible storage periods in conjunction with adequate packaging – depending on the storage location.
Prior to re-startup, observe section "Startup" in the corresponding operating instructions.
6
Addendum to the Operating Instructions – Variable Mounting Position / Gear Unit Conservation
SEW-EURODRIVE—Driving the world
SEW-EURODRIVE
Driving the world
SEW-EURODRIVE GmbH & Co KG
P.O. Box 3023
D-76642 Bruchsal/Germany
Phone +49 7251 75-0
Fax +49 7251 75-1970
[email protected]
www.sew-eurodrive.com