Parker Porter MXR Quick Start Manual

Porter MXR
1. Pre-Check
Note: To perform these tests, gas supply cylinders or gas supply shutoff valves are required in order to isolate the
gas supply form the device. Attempting to perform these tests with central pipeline supplied gas without a
local shut off mechanism is not recommended.
WARNING: Proper inspection and maintenance of this device is essential to prevent gas leaks. All
hoses, fittings, and connections should be inspected regularly, and all leaks should be repaired
immediately.
WARNING: If precheck test cannot be executed successfully, do not use this device and contact
distributor.
Failsafe Test
1 Set Concentration Control Knob to 50% N
2 Set Flow Control Knob to 5 LPM.
3 Shut off O gas supply to MXR Flowmeter.
2
4 Confirm N O Flowmeter Tube and O
2
Tube ball floats fall at the same rate.
5 If the flowmeter tubes ball floats do not fall at the
same rate, contact your authorized distributor for
service and troubleshooting.
Concentration Control Knob Test:
1 Set Concentration Control Knob to 50%.
Set Flow Control Knob to 2 – 3 L/min. Ball indicators
2
will be at about the same height.
3 If ball indicators are not at about the same height,
contact your authorized distributor for service and
troubleshooting.
4 Set Concentration Control Knob to 0% N
rate should drop to zero.
5 If N O flow rate does not drop to zero, contact your
2
authorized distributor
troubleshooting.
Non-Rebreathing Valve Test
1 Turn off flowmeter by pressing the On/Off Switch.
2 Connect a breathing circuit to the bag tee.
Disconnect the nasal hood from the rest of
Breathing Circuit.
3 Blow into the inhalation line of the breathing circuit,
the breathing bag should not inflate.
4 If breathing bag inflates, contact your authorized
distributor for service and troubleshooting.
FM-1529, Rev -
13JAN2025
®
Flowmeter Quick Start Guide
O.
2
Flowmeter
2
O. N O flow
2 2
for service and
Parker Hannifin Corporation
245 Township Line Road
Hatfield, PA 19440
Office 215-723-4000
Calibration Test:
1 Set Concentration Control Knob to 50%
2 Set Flow Control Knob to 3 - 4 L/min. Ball indicators
will be about the same height.
3 Confirm ball indicators are within 0.5 L/min of each
other
4 If the ball indicators are not within 0.5 L/min, contact
your authorized
troubleshooting.
Emergency Air Intake Valve Test:
1 Turn the flowmeter off by pressing the On/Off Switch.
2 Connect a breathing circuit to the bag tee. Disconnect
the nasal hood from the rest of breathing circuit.
3 Remove the breathing bag from the bag tee and
create a seal by placing hand over the bag port on the
bag tee.
4 Inhale through the breathing circuit. Air intake valve
should open allowing you to breath in room air.
5 If you can not breahting in room air, contact your
authorized distributor for service and troubleshooting.
O Flush Test:
2
1 Disconnect Breathing Circuit from Bag Tee.
2 Set Concentration Control Knob to 0% N
3 Set Flow Control Knob to 0 L/min
4 Block mixed gas outlet from Bag Tee
5 Press and hold O
2
6 Observe that the breathing bag quickly inflates.
7 If the breathing bag does not fill, contact your
authorized distributor for service and troubleshooting.
distributor for service
O.
2
Flush Button.
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