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Welch Allyn Multi-Operatory Air Abrasion Accessory - User Manual User Manual

Page 17

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990229 REV C

17

Cannot get Mach 5/5+
from “Standby”into “On”
condition

Recycle power turn-on sequence: Turn Mach 5/5+
off, disconnect power from Multi-Operatory unit.
Reconnect Multi-Operatory unit, then turn on Mach
5/5+.

Footswitch does not
activate abrasive air

Verify footswitch is plugged into the same side of

the Multi-Operatory unit as the remote and air
hose in that operatory.

Ensure Footswitch connector from Multi-

Operatory unit is plugged into the back of the
Mach 5/5+

Ensure handpiece is removed from cradle.

Ensure Mach 5/5+ is not in Standby mode.

Verify second operatory handpiece is in its cradle

or operatory is bypassed.

Abrasive/air flows from
unused handpiece

Pinch tube block thumbscrews are not tight.

Retighten thumbscrews.

Pinch tubes/fittings not properly seated. Remove

thumbscrews and check pinch tube assemblies,
fittings and pinch tubes.

Damage to pinch tube assembly due to failed

pinch tube. Replace pinch tube and/or damaged
parts.

Call your nearest authorized Welch Allyn / Kreativ

service representative.