Renfert 29550000, Translation Of The Original Instructions For Use

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EN
6.6 Spare Parts
You can find components subject to wear and the spare parts on the spare part list in the internet at
www.renfert.com/p918.
The components excluded from the warranty (such as consumables or parts subject to wear and tear) are
marked on the spare part list�
Serial number and date of manufacturing are shown on the type plate of the unit�
6.7 Shipping Notes
• Empty all blasting tanks�
• Order Renfert transport packaging (Tel� +49 7731 8208-383)�
The return form can be downloaded from the „Advice“ section on the Renfert website at
www.renfert.com �
7 Trouble shooting
Problem Possible cause Corrective action
No air and no abrasive. • Blasting nozzle blocked at the hand-
piece�
• Foot switch connecting lines kinked�
• Tank selection switch in an interme-
diate position�
• Unscrew the nozzle from the hand-piece and blow it
out�
• With the nozzle removed, blow out the blasting hose
by activating the foot pedal�
• Inspect / correct the connection lines�
• Turn the switch until you feel it click into place�
Only air, no or very
little abrasive.
• The dosage nozzle in the mixing
chamber is blocked due to contami-
nated or moist sand�
• Cleaning the dosing nozzle, see chapter 6�4�
Only air, no or very
little abrasive.
• Mixing chamber filter combination
blocked�
• Abrasive contains impurities or is
moist�
• Change filter cartridge (22 / Fig. 1) (wrench SW14).
• Replace the abrasive�
Unit blasts continu-
ously.
• Foot switch connected incorrectly�
• Valve in foot switch is defective�
• Inspect / correct the foot switch connection�
• Replace foot switch�
Lamp is not alight. • Power cord not plugged in�
• Illumination defect�
• Plug the power cord into the wall outlet�
• Change light using the service or see spare part list�
Compressed air
leaking from the foot
switch.
• Pneumatic hoses reversed� • Reverse the connections�
Foot switch fails to
switch on.
• No pressure at the compressed air
connection�
• Pneumatic hoses are kinked�
• Inspect the compressed air lines and / or the compres-
sor�
• Reposition the hoses�
Foot switch hoses
cannot be disconnect-
ed from the unit.
• Push-in connection is not released
(Fig� 2)�
• Press the push-in connection ring on the hose side
firmly while pulling on the hoses.
Please use the release tools supplied (24)�
Quick-stop not func-
tioning (the nozzle
blasts continuously).
• Pneumatic connections are loose�
• Sandblasting hose worn�
• The connecting pressure at the ex-
ternal air connection (15, Fig� 1) is
too small�
• Outer pressure regulator on the
maintenance unit is altered (fixing
screw is loosen)�
• Inspect the pneumatic connections for correct seating�
• Replace the sandblasting hose�
• Increase the external connecting pressure at a min� of
5 bar� The external connecting pressure is displayed
on the manometer (8, Fig� 1)�
• Turn the inner pressure regulator clockwise until stop�
Activa e foot pedal and set the pressure regulator on
the maintenance unit at 5 bar (see manometer)�
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