Fitting a PHV1330 door viewer with PIRFitting a PHV330 door viewer to your door is incredibly simple to do.
a) If you have an existing door viewer check its size (it should be either 12mm or 14mm diameter)
b) Once you have bought the right size product, replace the old optics with the supplied unit together with the rear fixing ring.
c) Using the fixing tool supplied tighten the rear fixing ring ensuring the that arrow is pointing upwards.
d) Insert the supplied SD card and batteries into the PHV-1330. (if you are using an upgrade option such as a knocking sensor or PIR, ensure that this is fitted before fitting the batteries)
e) Fit the PHV-1330 to the fixing ring with a half turn.
ITS REALLY THAT EASY