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EN

Problem

Possible cause

Corrective action

Lamp does not 
go on.

• 

Power cord not plugged in.

• 

Fluorescent tube defective.

• Faulty 

electronics.

• 

Fluorescent tube not prop-
erly seated in the socket.

• 

Plug the power cord into the wall outlet.

• 

Replace the fluorescent tube (refer to Sec. 5.6).

• 

Call for service to replace the electronics, or refer to the spare 
parts list.

• 

Refer to Sec. 5.6, “Fluorescent Lamp Installation”.

Compressed air 
leaking from the 
foot switch.

• 

Pneumatic hoses re-
versed.

• 

Reverse the connections.

Foot switch fails 
to switch on.

• 

No pressure at the com-
pressed air connection.

• 

Pneumatic hoses are 
kinked.

• 

Inspect the compressed air lines and/or the compressor.

• 

Reposition the hoses.

Foot switch hoses 
cannot be discon-
nected from the 
unit.

• 

Push-in connection is not 
released (Fig. 1).

• 

Press the push-in connection ring on the hose side firmly 
while pulling on the hoses.

We reserve the right to make technical change

Summary of Contents for 2946

Page 1: ...FEJFOVOHTBOMFJUVOH OTUSVDUJPO NBOVBM PEF EtFNQMPJ TUSV JPOJ E VTP OTUSVDDJPOFT QBSB FM TFSWJDJP Made in Germany Basic master Nr 2946 0310 21 6572 A Ideas for dental technology...

Page 2: ...H BSF TIPXO PO UIF UZQF QMBUF PG UIF VOJU F OVN SP EF T SJF FU MB EBUF EF GBCSJDBUJPO TF USPVWFOU TVS MB QMBRVF TJHOBM UJRVF EF M BQQBSFJM M OVNFSP EJ TFSJF F MB EBUB DPTUSV JPOF TJ USPWBOP TVMMB UBSH...

Page 3: ...1 2 3 4 5 6 7 8...

Page 4: ...9 11 10 12 13 14 15 16...

Page 5: ...17 18 19 20 21...

Page 6: ...cal hazard There is a risk of electrical shock Attention Failure to observe the associated informa tion can result in damage to the unit Note The operating instructions contain useful information to m...

Page 7: ...the screw on coupling over the supplied blue compressed air hose Fig 3 5 Connect the compressed air hose to the unit and tighten the coupling sleeve Fig 4a 6 Connect the compressed air hose to the co...

Page 8: ...s For the order numbers of consumables and spare parts please refer to the spare parts list at the end of this manual 7 Warranty Provided the unit is properly used Renfert warrants all parts of the Ba...

Page 9: ...cling Within the European Union units with this symbol should not therefore be disposed of in unsorted do mestic waste For more information regarding proper disposal please apply at your local authori...

Page 10: ...ate the foot switch repeatedly in succession Before re lling with sand check the tank and sandblasting material for contamination or moisture If necessary replace with new sand Re ll with sand and sec...

Page 11: ...ist Refer to Sec 5 6 Fluorescent Lamp Installation Compressed air leaking from the foot switch Pneumatic hoses re versed Reverse the connections Foot switch fails to switch on No pressure at the com p...

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