1-9. Extension Board
1-10. Cleaning Filter
RemovalFan Shield Assembly
1. Pull out the board from the EX-331 board.1. Remove the four screws securing the fan shield cover.
2. Pull out the EX-331 board from the unit.2. Remove the fan shield assembly from the fan shield
3. Install the board to the slot.cover.
n3. Remove the dust on the fan shield assembly using a
When using the EX-331 board to extend the BKPF-vacuum cleaner.
500, desolder 6C of CN101 and 6C of CN103 on the4. Using the four screws that were removed, secure the
extension board, and then directly connect the wire tofan shield assembly and fan shield cover.
them.
1-10. Shield Assembly Cleaning
The temperature in the unit increase when dust attaches to
the shield assembly and when the air flow is disturbed.
This will degrade the performance and life of the unit.
Be sure to clean the shield assembly with attached to the
front panel and fan shield cover when it is clogged with
dust
m
DC fan
. Turn off the power before cleaning the shield assembly.B 4x35
. Be sure to remove the shield assembly from the front
panel and fan shield cover before cleaning.Fan shield assembly
B 4x35
Front Shield AssemblyFan shield cover
1. Remove the front panel. (Refer to Section 2-1)
2. Remove the 11 nuts.n
3. Remove the front shield assembly from the frontMake sure that the fan shield assembly faces in the right
panel.direction. Never install it inside out.
4. Remove the dust on the front shield assembly using a
vacuum cleaner.
5. Using the 11 nuts that were removed,secure the front
shield assembly.
6. Attach the front panel.
Front panel
Not
Front shield assembly
Not
PFV-HD50A MM1-11(E) |
ACEC
