Important Safety Instructions
Prior to installation and use of this product, the following WARNINGS should be observed.
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with dry cloth.
7. Do not block any ventilation openings. Install in accordance with the manufacturer’s
instructions.
8. Do not install near any heat sources such as radiators, heat registers, stoves, or other
apparatus (including amplifiers) that produce heat.
9. Only use attachments/accessories specified by the manufacturer.
10. Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold
with the apparatus. When a cart is used, use caution when moving the cart/apparatus
combination to avoid injury from tip-over.
11. Refer all servicing to qualified service personnel. Servicing is required when the apparatus
has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been
spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or
moisture, does not operate normally, or has been dropped.
12. Apparatus shall not be exposed to dripping or splashing and that no objects filled with liquids,
such as vases shall be placed on the apparatus.
WARNING:
13.
moisture.
14. Installation should be done only by qualified personnel and conform to all local codes.
15. Use only installation methods and materials capable of supporting four times the maximum
specified load.
CAUTION:
16.
To reduce the risk of electric shock do not perform any servicing other than contained in the
operating instructions unless you are qualified to do so.
17. Only use replacement parts recommended by Pelco
18. After replacement/repair of this unit’s electrical components, conduct a resistance
measurement between the line and exposed parts to verify the exposed parts have not been
connected to the line circuitry.
The product and/or manual may bear the following marks:
To reduce the risk of fire or electric shock, do not expose this apparatus to rain or
These servicing instructions are for use by qualified service personnel only.
This symbol indicates that dangerous voltage
constituting a risk of electric shock is present
within this unit.
This symbol indicates that there are important
operating and maintenance instructions in the
literature accompanying this unit.
CAUTION:
RISK OF ELECTRIC SHOCK.
DO NOT OPEN.
2 C1436M-G (2/06)
Description
You can install the BK3512 Series blower kit only in enclosures in the EH3512 Series, EH3515 Series,
and EH3515L Legacy
®
Series.
MODELS
BK3512-1 Blower kit, continuous duty, 120 VAC, 4 watts
BK3512-2 Blower kit, continuous duty, 24 VAC, 2 watts
BK3512-3 Blower kit, continuous duty, 230 VAC, 9 watts
Installation
The following items are supplied:
1 Blower
2 Screws
BK3512-1, -3 6-32 x 1-1/2-inch Phillips, pan head
BK3512-2 6-32 x 1-3/8-inch Phillips, pan head
2 Internal star lock washers
Perform the following steps to install the BK3512 blower kit:
1. Disconnect all sources of power from the enclosure.
2. Unlatch and open the lid.
3. If necessary, remove the camera and camera sled.
a. Disconnect the power and video from the camera.
b. Loosen the screws that hold the camera sled in place.
c. Slide the sled forward so it can be lifted out over the screws.
d. Retighten the screws so the sliding bar under the sled lip will not move. This will assure
that you reinstall the camera and sled in the same place.
e. Remove the camera and sled.
4. Do one of the following:
• If you have an EH3515 Series enclosure with a heater and defroster installed, do the
following:
a. Remove the screws attaching the rear heater bracket to the enclosure.
b. Place the blower against the rear heater bracket, and attach using the screws and
lock washers provided (refer to Figure 1). Be sure the arrow on the blower housing
is pointing toward the viewing window.
• Place the blower against the rear of the enclosure, and attach using the screws and lock
washers provided (refer to Figure 2). Be sure the arrow on the blower housing is
pointing toward the viewing window.
Do not lift the sled out yet.
C1436M-G (2/06) 3