ULTRA 4 INSTRUCTION MANUAL 
 
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The full dimensions of the fascia enclosure are shown below:  
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
There is a sealing gasket that sits under the flange; check that this is installed 
and is a flat fit against the panel. The mounting nuts are M3, requiring a 
5.5mm A/F socket. They should be tightened to a torque of 0.5Nm.