SLE SLE2000 HFO, Service Manual, Page: 68 / 84

SLE2000 HFO Service Manual
Doc No. SM/0001: Issue 7.0
Page 68 of 84
Set low pressure limit to : ...................................................................... 40cmH
2
O
Remove pressure source from transducer.
Adjust P10 so that the illuminated segment represents: ............................. 0cmH
2
O
Adjust P9 so that the illuminated segment represents: ............................ 60cmH
2
O
Adjust P8 so that the illuminated segment represents: ............................ 50cmH
2
O
Adjust P7 so that the illuminated segment represents: ............................ 40cmH
2
O
6.2.5.3 One second timer
Monitor TP6 using a digital timer.
Adjust P15 to give a pulse repetition rate of : ................... 1.000 sec ± 0.005 secs.
Press “Freeze” button and observe that freeze function unlatches at 1 minute ± 1sec.
6.2.5.4 Motor Stall Alarm
Switch to HFO Mode and set motor speed to : ............................................... 3Hz
Adjust P2 so that the HFO fail alarm is activated. Then slowly adjust P2 back again so that HFO fail alarm
is just de-activated.
Short out JP1 and check that the HFO fail alarm is activated and that the jet feed solenoid is de-energised
in each instance.
6.2.5.5 Fan Fail Alarm Verification
Short out JP3 (emulating Fan2 fail) and JP4 (emulating Fan1 fail) in turn and verify that the fan fail alarm
is activated in each instance.
6.2.5.6 HFO Rate Display
Ensure that the motor speeds have been calibrated before performing this adjustment.
Switch the HFO mode to continuous and ventilator mode to CPAP
a) Turn motor speed control fully anti-clockwise. Adjust P3 to produce a displayed rate
of: .................................................................................................................. 3Hz
b) Turn motor speed control fully clockwise. Adjust P4 to produce a displayed rate of :
..................................................................................................................... 20Hz
Repeat steps a and b until both displayed rates are correct.