Sealey MD520C - Manual (Page 2)

4.2. sensor
the sensor may be angled independently of the light. Mounted at
approximately 2.5m above the ground the sensor will have approx 12m
range (fig 3) with a 120º spread (fig 4)
4.2.1 the sensor range can be reduced or optically adapted to local
conditions by adjusting the sensor angle accordingly.
4.2.2 further adjustment may be made by tuning the three switches located
on the underside of the sensor as follows: (refer to figure 5).
switch 1. sensitivity. the sensor range will vary with temperature and
factors such as passing cars, shade from large trees etc. During cold
weather the sensor range will be greater than when hot in summer
temperatures. for example during hot weather the forward detection
range could fall from 12 to 6m and as such the sensor should be
checked and adjusted. note: the sensitivity factor is far greater when
an object passes across the detection area (fig 4.A) than when an object
approaches towards the detector (B).
switch 2. time adjuster: to adjust the amount of time the light will stay
on when activated. Minimum is 6 seconds, maximum is 20 minutes.
switch 3. daylight adjustment: to adjust the sensor to come on in
accordance with the diminishing daylight. from 0 to 30 LuX.
fig 3.
fig 4.
fig 5.
fig 6.
 warning! ensure the light is disconnected from the mains power
supply before attempting any of the following.
4.3. bulb changing.

WArninG! Disconnect the light from the mains power supply and allow
the light to cool before attempting to touch the unit.
Do not touch the new halogen bulb as the natural oil from your
fingers will shorten the bulb life. Handle with a dry, clean cloth only.
4.3.1. Loosen the screw on the top of the front cover (fig 6.A) and undo,
allowing the front cover to open. check to ensure the screw is retained
in the front cover tab (3) by the washer.
4.3.2. remove the old bulb and discard. Hold the new bulb in a clean cloth
and insert it accordingly. (Always use the correct rated bulb fig 6.1).
4.3.3. check that the weather seal is correctly located in the light’s rim (4) and
the washer is on the securing s crew and close the front cover. seal by
tightening the securing screw.
4.4. general
use only original sealey parts for repair or replacement of parts.
repairs must only be undertaken by a qualified electrician.
4.4.1 clean the light with a dry, dust-free cloth. Do not use solvents, or
abrasives to clean the light.
4.4.2 Avoid touching the glass shield (fig 6.2) as handling may reduce its
serviceable life and cause the glass to crack. if necessary clean the
shield (when cold) with alcohol and a soft cloth. if the glass is damaged,
replace it immediately. use genuine sealey replacement glass Do
not use other glass, and Do not use the light without the glass
shield.
4.4.3 Although weather proof the light must not be stored wet. should the unit
become wet, unplug from mains, wipe dry and store accordingly.
Do not use the light without the weather seals intact.
NOTE: It is our policy to continually improve products and as such we reserve the right to alter data, specifications and component parts without prior notice.
iMportant: no liability is accepted for incorrect use of this product.
warrantY: Guarantee is 12 months from purchase date, proof of which will be required for any claim.
inforMation: for a copy of our latest catalogue and promotions call us on 01284 757525 and leave your full name and address, including postcode.
01284 757500
01284 703534 [email protected]
sole uk distributor, sealey group,
Kempson Way, suffolk Business Park ,
Bury st. Edmunds, suffolk,
iP32 7Ar
www.sealey.co.uk
Web
email
Original Language Version
MD520c.V2 issue: 1 - 07/01/11
enVironMental protection.
recycle unwanted materials instead of disposing of them as waste. All tools, accessories and packaging
should be sorted, taken to a recycle centre and disposed of in a manner which is compatible with the environment.
When the product is no longer required, it must be disposed of in an environmentally protective way.
parts support is available for this product. to obtain a parts listing and/or diagram, please log on to
www.sealey.co.uk, email [email protected] or phone 01284 757500.