Broan 345 Mode D'emploi page 6

MAINTENANCE
1. Before cleaning or servicing unit, switch power off at service
panel and lock service panel to prevent power from being
switched on accidentally.
2. The motor in this attic fan is a motor long-life bearings. However,
periodic lubrication will extend the life of the motor. Recommended
lubricant is a good grade SAE No. 20 oil. Lubricate top and
bottom bearing 20 drops maximum (10 in each port) after two
years of operation, and every year thereafter. DO NOT
OVERLUBRICATE!
SERVICING FROM ROOF SIDE
1. Remove three screws (1) to remove the dome (2).
2. Loosen set screw on the fan blade (3) and remove the fan
blade sliding the blade in an upward motion. TAKE CARE NOT
TO BEND THE FAN BLADES.
3. Loosen the three 5/6" bolts (7) on the motor band brackets (6).
4. Slide motor (4) upwards through the mounting band. Motor
wires may have to be disconnected in the junction box.
5. Lubricate top and bottom bearings with 10 drops each of a
good grade SAE NO. 20 oil.
6. Reassemble making sure motor is relocated to it's original
position on the motor mounting bracket. The fan blade must
also be relocated to it's original position on the motor shaft.
SERVICE PARTS
Key No. Part No.
1 99150493 Dome screw no. 8-18 x 0.5 (3 req'd)
2 30110025 Dome
3 97008374 PAV Blade Assembly
4 30080122 Motor
5 97008505 Roof Plate Assembly
6 98008298 Motor Mount Band (3 req'd)
7 99170254 Screw 5/16-18 x 1.000 (3 req'd)
8 99260465 Nut Hex. 5/16-18 (3 req'd)
9 99150524 Screw 1/4-20 x 0.625 (3 req'd)
10 99170245 Screw no. 8-18 x 0.375 (5 req'd)
11 98009756 Wiring Box
12 99150471 Screw no. 10-32 x 0.500 Typ.
13 99030144 Thermostat
14 97005329 Black Wire Lead Assembly Attic Fan
15 98006877 Wiring Box Cover
16 990729572 Label cULus 345-2
Order service parts by "Part No." - not by "Key No."
REPLACEMENT PARTS AND REPAIR:
In order to ensure your ventilation unit remains in good working
condition, you must use Broan genuine replacement parts only.
Broan genuine replacement parts are specially designed for
each unit and are manufactured to comply with all the applicable
certification standards and maintain a high standard of safety. Any
third party replacement part used may cause serious damage and
drastically reduce the performance level of your unit, which will
result in premature failing. Broan also recommends to contact a
Broan certified service depot for all replacement parts and repair.
Description
F/PAV Black
MAINTENANCE
SERVICING FROM THE ATTIC SIDE
1. Remove three screws 1/4" bolts (9) holding the motor assembly
to the roof plate (5).
2. Motor assembly will drop down as the three bolts are removed.
TAKE CARE NOT TO BEND THE FAN BLADES.
3. Lubricate top and bottom bearings with 10 drops each of a
good grade SAE NO. 20 oil.
4. Reassemble the motor assembly to it's original position on
the roof plate.
MODEL 345
Page 6
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CONTINUED