Section 3.0; Maintenance Instructions; General Maintenance Information - Delfi PTS ii Operator And Maintenance Manual

CALIBRATION FAILURE
The unit has detected that the
calibration in the pressure
transducer is invalid. The unit
has shut down in a safe state*.
(See also Calibration Procedure,
Section 3.3)
INTERNAL ELECTRONIC FAILURE
The unit has detected an
internal error and has shut
down in a safe state
* In the 'safe state' mode, the current pressure in the cuff is held (in the absence of leaks). The 'safe state' mode helps
prevent unexpected loss of occlusion during a procedure if a sudden failure occurs. See Section 2.8.2 for more detail.
3.1 GENERAL MAINTENANCE INFORMATION
While the PTS ii has been designed and manufactured to
high industry standards, it is recommended that periodic
inspection, testing, and calibration ('maintenance') be
performed as described in this section to ensure continual
safe and effective operation. This section also serves as a
guide to troubleshooting and expediting unscheduled
maintenance. The maintenance intervals listed below are
provided as a guideline; refer also to the policies in your
practice setting for general tourniquet maintenance
procedures and intervals.
MAINTENANCE INSTRUCTIONS
SECTION 3.0
DELFI PTS ii TOURNIQUET SYSTEM
23
Disconnect the hose and press
'ON/STANDBY' twice to shut unit down
and restart
OR
Calibrate the unit per Section 3.3
Press 'ON/STANDBY' twice to shut unit
down and restart.
When cuff deflation is required,
disconnect hose to cuff
CAUTION
: Do not attempt to disassemble or open the
enclosure of your PTS ii unit. The PTS ii is not designed
to be disassembled and serviced by anyone other than
Delfi staff. Disassembly and attempted service by
anyone other than Delfi staff poses a risk of electric
shock, damage to the unit, and injury to the patient and
will void all warranties. Internal parts in the PTS ii can
only be serviced at the factory by Delfi staff. Please
contact Delfi if you have problems with your PTS ii unit
that cannot be resolved by following the maintenance
and troubleshooting procedures described below.