Installation
Checking fo r p resence o f nitrogen (N
2
)
in pole parts
GE Information08- 2016 L31- 064EN/05
4/4
Checking for presence of N
2
gas in interrupting chambers
Comment
A transport cover (5) is installed on the housing (6) common to both interrup-
tion chambers. This cover is equipped with a test valve, in turn protected by
aplug(8).
5
6
8
6
Process
The table below gives the steps of checking for presence of N
2
gas in the inter-
rupting chambers :
Step Action Diagram
1 Remove the plug (8) by undoing
the screws (9) and briefly press
on the valve clapper (7) : some
gas should escape.
If no gas is expelled, contact
our Customer Service.
7
8
9
2 Re- install the plug (8) using the
screws (9).
9
8
x2
HM6-20
0,7 daN.m
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