Respironics Millennium - 5.3 System Pressure Test; 5.4 Oxygen Outlet; Regulated Pressure Test

RESPIRÓNICS"
Chapter 5: Verification Procedures
5.3 System Pressure Test
Procedure: Yellow
Pressure
The system pressure test is used to verify the internal operating Tubing
pressures of the Millennium Oxygen Concentrator.
Step 1 Run the unit with the cabinets on for a minimum of one
hour,
Step 2 Remove the front and rear cabinets from the unit (see Sieve
Sections 8.4.4 and 8.4.5 for more detailed instructions). Cannister
Fitting
Step 3 Disconnect the yellow pressure tubing from the fitting
on the top of the sieve cannister assembly. Using the
pressure gauge, “T” fitting, and short yellow tubing
supplied with the Millennium tool kit, connect a pres-
sure gauge to the long yellow pressure tubing and the ,
sieve canister assembiy. Figure 5-2
Connecting the Pressure Gauge
Step 4 Tum the unit on and set the flow to 5 Ipm. Allow the
unit to cycle for at least 2 minutes to stabilize.
Step 5 Hold the pressure gauge in a vertical position.
Step 6 Monitor the pressure gauge. Record the peak pressure
for four cycles.
1002403 Millennium Oxygen Concentrator System Service Manual 5-5