Overhaul Instructions
Overhaul, general
1HSB435409-201 enrev1
7
3. Overhaul, general
Before the overhaul work is started, all the necessary equipment and replacement
parts should be made available so that the overhaul work can be carried out in the
best possible way.
The following equipment is needed.
3.1 Tools
•
A normal set of tools and torque wrenches (10-100 Nm).
•
Lifting devices and lifting slings. The weights of the circuit-breaker parts to be
lifted can be found on the applicable dimension drawing for the order.
3.2 Gas handling equipment
Gas handling equipment for evacuating, cleaning, compressing and storing the used
SF
6
gas as well as instruments for monitoring the pressure and vacuum.
3.3 Personal safety equipment
•
Full face mask with filter for fine particle and acid gases.
•
Long-sleeved overalls.
•
Protective gloves of plastic or rubber.
3.4 Cleaning equipment
•
Vacuum cleaner with micro-filter and plastic nozzle.
•
Drying cloths of a lint-free material.
•
Sealed storage containers for waste products and used absorption filters.
•
Scotch Brite or a wire brush for contact surfaces of aluminium.
•
Cleaning pad, e.g. Scotch Brite, for contact surfaces of copper.
•
Industrial alcohol 95% (vol), C
2
H
5
OH, for cleaning inside surfaces.
•
Heavy-duty plastic sheet and plastic bags to prevent the ingress of moisture and
to protect cleaned components before assembly.
Summary of Contents for SF6 LTB 245E1 BLG 1002A
Page 1: ...Product Manual 1HSB435416 2 en Rev 1 LTB 245E1 BLG 1002A 3 pole operation ...
Page 92: ...ABB Switchgear SF6 Circuit Breaker Circuit breakers HPL and LTB 1HSB445409 1 en0 Lubricants ...
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