Checking The Coarse Dust Filter; Checking The Power Cord; Checking The Fuse; Checking The Main Switch And Led Displays - Weinmann OXYMAT 3 Servicing And Repair Instructions

5.3.2 Checking the coarse dust filter

Check the coarse dust filter
1. Unclip the coarse dust filter from the back of
OXYMAT 3.
2. If the filter is dirty, clean it. As a general rule,
the filter should be freed from dust once a
week (either by tapping or vacuuming).
3. If the filter is defective, replace it.

5.3.3 Checking the power cord

1. Check the power cord
Make sure that
– the insulation is undamaged,
– the cable is undamaged,
– none of the contacts are wobbly.

5.3.4 Checking the fuse

The fuse holder can be found on the rear of the appliance beneath the power socket
15
1. Pull the power cord
from the device.
2. Press the side tabs on the fuse holder
gether and pull out the fuse holder.
3. Check that the correct fuses are installed.
There should always be two fuses installed:
A mains fuse and a spare fuse.
The fuses should carry the following label:
39
DIN EN 60127-T 2.5 A H 250 V.
4. If necessary, replace the defective or missing
fuses.
5. Push the fuse holder
locks home.

5.3.5 Checking the main switch and LED displays

1. Connect the power cord
and to a wall socket.
2. Connect the dosage monitor or the flowmeter
to the oxygen outlet
to determine its general condition:
13
.
10
from the socket and
10
to-
15
into the housing until it
15
to OXYMAT 3
10
.
5
13
2. If any of these requirements are not satisfied,
replace the power cord
15
.
10
.
14
11
Functional check