Ohmeda 3000 - Setup and Checkout Procedures; Unit Setup; Checkout Procedure

3/Setup and Checkout Procedure
3.1 Setup
Refer to the setup instructions shipped with the In-
fant Warmer System for initial unpacking and setup
of the unit after shipment.
Inspect the Model 3000 and 3300 Warmer Systems
and all accessory items after removal from the ship-
ping containers for any signs of damage that may
have occurred during shipment. File a damage claim
with the shipping carrier if damage has occurred.
Also confirm the presence of all accessory items as
listed on the packing slip.
3.2 Checkout Procedure
WARNING: Do not perform the Check-Out Proce-
dure while a patient occupies the Infant Warmer
System.
Perform the Checkout Procedure before each use on
a patient. Refer servicing to qualified service person-
nel if the unit does not perform as specified. Refer
to the Troubleshooting Guide and the Disassembly
and Repair Sections if the unit fails any steps of the
Checkout Procedure.
A. Mechanical Checks (Model 3000 and 3300)
Overall Appearance
1. Disconnect the power cord for the Infant Warmer
System for the mechanical checks portion of this
procedure.
2. Check the overall appearance of the Infant
Warmer System. There should be no obvious
damage.
3. Place the Infant Warmer System on a level sur-
face. Check that all four casters are in firm con-
tact with the floor and that the warmer moves
freely.
4. Lock the two front casters and check that the
warmer is held in place.
5. Examine the power cord for damage. Replace the
power cord if damage is evident.
CAUTION: Insulation on electrical wiring can de-
teriorate with age. Check for brittle or deteriorated
insulation on power cord and all other electrical
wiring.
Heater Rotation
1. Rotate the heater to the X-ray position and back
to the normal position, Check for smooth rotation.
Mechanical Checks (Model 3300)
1. Check the operation of the bed sides. The bed
sides should operate smoothly.
2. Check the operation of the tilt mechanism. Verify
that the bed platform operates smoothly and
jocks in any position.
Optional Accessory Checks
Check that all accessories are mounted securely to
the uprights.
Oxygen Yoke and Regulator Checks
. Check that all oxygen cylinders are mounted sec-
urely.
2. Check that the output from the regulator is 52 +
2 psig with a 500 cc flow. If adjustment is re-
quired refer to section 4H.
B. Control Unit Checks
1. Connect the Infant Warmer power cord to an ap-
propriate power source (see rating plate for prop-
er voltage etc.). Switch the power “On” and ver-
ify the following:
a. The alternating two tone audible alarm sounds
and all displays and indicators are lit for approxi-
mately two seconds.
Note: During this time the controller also per-
forms self check functions. If the controller de-
tects a failure the alarm stays on and service is
required.
b. The manual mode indicator is lit.
с. An operator prompt tone sounds and the %
power display flashes.
2. Adjust the heat output with the increase and de-
crease touch switches to the high and low limits
as indicated by the % power display.
3. Connect the skin temperature probe to the Infant
Warmer System.
4. Press the mode touch switch to place the
warmer in the servo mode and verify the follow-
ing:
Note: An alternating two tone alarm and a flash-
ing overhead alarm light may occur here if the
skin temperature probe is below 30 degrees C.
Warm the probe with your fingers or silence the
alarm.
. The servo mode indicator is lit.
. An operator prompt tone sounds and the control
temperature display flashes 36.5 degrees C.
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5. Press the increase touch switch and verify that
the maximum servo control temperature attaina-
ble is 37.5 degrees C.
Note: A patient temperature alarm occurs if the
difference between the patient temperature and
the control temperature is greater than one de-
gree C.
6. Press the decrease touch switch and verify that
the minimum servo control temperature attaina-
ble is 35.0 degrees C.
M
. Disconnect the skin temperature probe. Verify
the following:
. The probe failure indicator light is lit.
. There is an alternating two tone alarm.
The overhead alarm light is flashing.
. The patient temperature display flashes“HH.H”.
m
ASFP
. Press the alarm silence touch switch and verify
the following:
. The probe failure indicator light is lit.
. The alternating two tone alarm is silenced.
. The overhead alarm light is lit.
. The patient temperature display indicates
"HH.H".
e. After one minute the alternating two tone alarm
sounds, the overhead alarm flashes and the pa-
tient temperature display flashes HH.H.
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9. Switch to the manual mode and set the heat at
25% power.