Donaldson Company, Inc. © 1995
45
Figure 41
Typical Electrical Component Assembly
Door shown in
an open position
Checker board
PC Assembly
Checker board
Interface
Vinyl Tubing
Conductor Cable
Safety Filters
Mounting Panel
Grounding
Lug
Motor
Starter
(Contactor)
Power Cord
Overload Relay
Transformer
Plastic Bushings
Primary Fuse
Connectors
Secondary Fuse
Shut off and bleed off residual pressure
before performing any service work.
CAUTION
Disconnect the Downflo model SDF from
all electrical power sources and compressed
air supply and bleed off any residual
pressure before performing any service
work.
CAUTION
6.5 Compressed Air Components
1. Periodically check any compressed air filter/
dryer components and service them by
installing new compressed air filters and
draining any moisture off by following
manufacturer's instructions.
2. Check the Downsized Downflo compressed
air manifold for contamination, oil and/or
water. Clean or drain if necessary.
3. With the compressed air supply turned on,
check the cleaning valves, solenoid valves,
and tubing for any leakage. Replace any
components that are leaking compressed air
(reference the Replacement Parts List).
6.6 Electrical Service (See Figure 41 Typical
Electrical Component Assembly)
A model SDF dust collector prewired electrical
compartment equipped with the Checker board
diagnostic and control panel is shown in
Figure 41 Typical Electrical Component
Assembly. For a detailed description of these
parts see the Checker Board Replacement Parts
List RPL-46813-00.
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