Renfert Duomix 276000-0000, Instruction Manual

Page: 16 / 91

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EN
8. Troubleshooting
Error Error Corrective action
LEDs do not light, pistons
will not move.
• The unit is not switched on. • Switch the unit on at the main power switch (A, Figure 2).
The unit does not switch
on.
• Power cord not properly connected to
the unit.
• Fuse blown.
• No power at the wall outlet.
• Unit fault.
• Check that the unit plug is properly seated (Figure 1).
• Replace the fuse (refer to Sec. 3.5).
• Check that there is power at the wall outlet.
• Return the unit for repair.
Pistons will not move,
”Unit cover” LED (H) is on
or flashes.
• Unit cover not properly closed. • Close the unit cover and check that the cartridges are
properly seated. If required, seat cartridges correctly.
Cartridges cannot be
removed / cannot be
installed.
• Pistons have not fully retracted to
their home position.
• Press the retract key (F) and allow the pistons to retract
until they stop automatically. They are now in their home
position (refer to Sec. 2.2).
A loud sound can be
heard when the mixer
shaft threads itself into
the mixing nozzle.
• A spring pushes the mixer shaft
forward until it reaches a stop.
• This is perfectly normal and requires no intervention.
• Only install the mixing nozzle subsequently.
The mixer fails to turn. • The mixer shaft has not threaded
itself.
• Material has hardened in the mixing
nozzle.
• The mixer motor’s thermal protector
has activated.
• Check that the cartridge is properly seated.
• Install a new nozzle.
• Allow the unit to cool down for approx. 30 minutes,
Observe the maximum permissible operating time
(2 minutes of operation, 5 minute pause).
Unit automatically reduces
the feed rate.
• Unit detects a highly viscous im-
pression material and automatically
reduces the feed rate and mixer
rotary speed.
• Contamination (e.g. debris) in the
cartridge holder.
• Insufficient spindle lubrication.
• This only occurs if the material is highly viscose or is
cold. Refer to the manufacturer’s processing instructions
(processing temperature).
• Clean the inner surfaces of the cartridge holder and pres-
sure plate.
• Lubricate the spindles (special grease!)
rating as those being replaced. Refer to the „Techni-
cal Specifications“ section.
Never use fuses with a higher rating.
The fuse is located next to the power cord socket
(B, Figure 2).
• Unplug the unit.
• Pull the fuse holder out (Figure 17).
• Remove the defective fuse and insert a new one
(Figure 18).
• Push the fuse holder back in, making sure it is
completely seated (Figure 19).
4. Spare Parts
Please refer to the enclosed spare parts list for the
order numbers of spare parts.
5. Standard Delivery
1
Duomix
mixing unit
1 Power cord
1 Operating instructions
1 Spare parts list
6. Delivery Versions
Nr. 276000-0000
Duomix
, 230 V, 50 Hz
Nr. 276000-1000
Duomix
, 120 V, 60 Hz
Nr. 276000-2000
Duomix
, 230 V, 50 Hz (GB)
7. Accessories
Nr. 276000-0100 Wall mounting kit