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Figure 52:
top: KP/KPH, bottom: KES
[1]
Cover
[2]
Screws for housing
[3]
O-ring
[4]
Terminal compartment
[5]
Terminal board (KP, KPH)
[6]
Frame (KES)
Removing the plug:
1.
Loosen the screws [2].
2.
Remove plug/socket connector.
➥
Hereby, cover [1] and terminal board [5] or frame [6] remain together.
3.
Seal open plug/socket connection, e.g. using AUMA protection cover and parking
frame.
Fitting the plug:
4.
Clean sealing faces at the cover and the housing.
5.
Preserve joint surfaces with an acid-free corrosion protection agent.
6.
Check whether O-ring [3] is in good condition, replace if damaged.
7.
Apply a thin film of non-acidic grease (e.g. petroleum jelly) to the O-ring and
insert it correctly.
8.
Replace plug/socket connector and fasten screws evenly crosswise.
11.3
Maintenance
Maintenance intervals
After 3 years at the latest for Ex certified products.
Lubrication
●
In the factory, the gear housing is filled with grease.
●
Change of grease or re-lubrication will be required in case of lubrication loss
only.
Notes regarding the
maintenance
●
Check actuator visually. Ensure that no outside damage or changes are visible.
●
The electric connection cables must be without damage and wired correctly.
●
Do a thorough touch-up of possible damage to paint finish to prevent corrosion.
Original paint in small quantities can be supplied by AUMA.
●
Cable entries, cable glands, plugs etc. have to be checked for correct tightness
and sealing. Consider torques according to manufacturer's details. If required,
replace the components. Only use components which have an EC type exami-
nation certificate.
●
Check whether Ex connections are fastened correctly.
58
SGExC 05.1 – SGExC 12.1 Control unit: electronic (MWG)
Servicing and maintenance
ACExC 01.1 Non-Intrusive