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Fitting the lock shield

(Straight or Angled)

1

2

Fit the lock shield to the pipe; tighten 
the union nut with a spanner. Next, 
fit the lock shield to the tail piece and 
tighten the union nuts.

3

4

Separate the lock shield and the tail 
piece. Apply the PTFE tape to the lock 
shield and pipe 

Fit the tail piece to the radiator and 
tighten with a 10mm Allen key 

Once installed take off the lock shield 
cover. 
Ensure the RLV is open using a 8mm 
Allen key, then put the cover back on.

B

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