Trouble Shooting - Dustcontrol DC 3900 Serie Manual Original

Warranty
The warranty period for this machine is two years
and covers manufacturers faults. The warranty is
valid under the condition that the machine is used
under normal conditions on the task for which it
was designed and is maintained properly. Normal
wear is not covered by this warranty.

TROUBLE SHOOTING

Problem
Motors will not start.
The motors stop directly
after starting.
Pump runs but no suction.
DC 3900c
DC 3900a
Pump runs but poor suction.
Machine blows dust.
Abnormal sound from
machine.
2016-06-21
Service performed by other than Dustcontrol or its
authorized agent voids automatically the warranty.
No other warranty express or implied is applicable.
Fault
Machine not connected.
Incorrect fuse.
Thermal overload not set
correctly.
Hose not connected.
Hose plugged.
No plastic sack on the
cyclone.
The container is not fi rmly
attached to the bottom of
the cyclone.
Hole in the hose.
Plugged fi lter.
Hose too long or too small.
Hose is kinked.
Machine top is mounted
incorrectly.
Dust is packed in the
cyclone.
One of the fans is turned
off .
Filter is perforated or has
come loose.
DC 3900- 14
Solution
Make sure connection.
Change to correct circuit.
Electrician should adjust.
Connect the hose.
Find and remove block.
Mount the correct sack.
Secure the container.
Change or repair hose.
Clean or change fi lter.
Change the hose.
Check and free.
Adjust the mounting.
Take off the top and clean
out.
Start it.
Check the fi lters and change
if necessary.
Order service.
Part No 94171-C