3.2 How to close the housing
A.1
A
B
D
C
A.3A.2
D B
C A
Front lter
Internal View
Locate the 4 clips (A B C D) at the housing (image A.1) and the 4 mang clips at the lter (image A.2). With the instrument inside the housing,
face the front lter against the housing (do not clip yet). Do not press the rear terminals with your hand, as the instrument would force the
lter outwards.
A. Locate the clips
‘X’
B.1
Press ‘A’
Corner ‘X’ ed
B.3B.2
Corner ‘X’ ed
Corner ‘Y’ can be
ed or not ed
Fully insert corner ‘X’ into the housing. See at image B.2 that the lter is not yet clipped : only corner ‘X’ is completely ed. Corner ‘Y’ can
be also ed or not ed (it is not important). With corner X ed and rmly pressed (it must remain ed), press clip ‘A’ and it will clip (you
will hear a clear ‘snap’).
B. Fit corner ‘X’ and clip ‘A’
C.1
Press ‘B’
Corner ‘X’ ed
1st
Press ‘C’
2n
Press ‘D’
Corner ‘X’ ed
C.2 C.3
Sll press rmly corner ‘X’ unl all four clips are clipped. You can release your nger from clip ‘A’ as clip ‘A’ will not unclip once it is clipped.
Press on clip ‘B’ unl it clips (you will hear a clear ‘snap’). Then press on clips ‘C’ and ‘D’ (you will hear a clear ‘snap’ on each case).
C. Clip remaining clips ‘B’, ‘C’ & ‘D’