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SECTION 24—ALARM TEST
Platinum™Series 92 Part No 1110538
4. Replace tubing and tie wrap.
Time-Out Test
NOTE: For this procedure, refer to FIGURE 24.1.
1. With unit off ( ), disconnect the compressor connector from the main wiring harness.
2. Plug unit in and turn power on ( ).
3. The Time-Out Failure alarm should activate within 40 seconds. Refer to SensO
2
Alarm
Threshold on page 94 for shutdown mode.
4. Replace tubing and tie wrap.
NOTE: If any alarm fails to perform to specification, contact Invacare Technical Service.
FIGURE 24.1 Low Pressure Test - Time-Out Test
High Pressure Test
NOTE: For this procedure, refer to FIGURE 24.2.
• High Pressure - Occurs when pressure in product tank rises beyond a preset value,
typically 23 p.s.i. ± 1 p.s.i. for 5 liter and 27 p.s.i. ± 1 p.s.i. for 10 liter.
• Main Valve Coil - Alarm sequence occurs when the main valve coil, connection or
P.C. board circuitry has failed.
1. With the unit running and flow set at 5 L/min., remove one orange wire from the main
valve coil.
2. The main valve coil alarm should activate within 40 seconds. Refer to SensO
2
Alarm
Threshold on page 94 for shutdown mode (FIGURE 24.2).
3. Replace tubing and tie wrap.
NOTE: If any alarm fails to perform to specification, contact Invacare Technical Service.
O
I
/
Relief Valve (Pull Out
Stem to Simulate Leak)
Compressor
Compressor Connector
(Disconnect from Harness)