2
M4 W4 IMI ver 2, (D0615)
The DAN M4-A / W4-A lifejacket light is for use on all types of lifejackets.
The DAN M4-A / W4-A light can be supplied with xing clips or a recessed housing. The clips is intend-
ed to be placed behind a strip of lifejacket material or reecve tape or clipped on to the tube of an in-
atable lifejacket: the light is secured by pressing it into the clip.
The recessed housing is designed to be ed into a cut out on a foam lifejacket.
An illustraon showing a typical aachment methods is shown
It is the responsibility of the lifejacket manufacturer to ensure that the light is aached securely and is
in the correct posion on the lifejacket to provide maximum visibility when the wearer is in the water.
Installaon
The DAN W4-A is switched on automacally when the sensor is immersed in water; no user acon is
required. The light can be switched on and o by operang the clearly marked switch on the top of the
surface for at least 1 second. The DAN M4-A is operated by the manual switch only.
*Manual operaon requires the user to press and hold the switch for at least 1 second : when turning
the light on it will emit 2 ashes in quick succession indicang it is going in to ash mode and that the
switch now can be released. Turning the light o; press and hold the switch for 1 second the light will
emit a steady light when pressed. Now release the switch and the light will turn o.
Operaon
Strap mounted example Recessed mounted example
DAN M4-A / W4-A units are maintenance free, but the following cheks should be made annually:
1. Inspect the light and its aachment for signs of damage or corrosion.
2. For DAN W4-A, a test probe (Daniamant Part No. 1990) can be used to test the water sensor switch.
Alternavely a paper clip may be applied to the two water contacts.
3. For DAN M4-A DAN W4-A, test the light by operang the switch as described above * The light must
ash. Operate the switch again, and the light must stop ashing.
It is recommended that the light is acvated for one minute.
Maintenance, Roune service