Time-Out Test; High Pressure Test - Invacare Platinum 5 Service Manual

SECTION 24—ALARM TEST
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
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.
Compressor
Compressor Connector
(Disconnect from Harness)
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
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.
Platinum™Series
92
Alarm
2
Relief Valve (Pull Out
Stem to Simulate Leak)
Alarm
2
Part No 1110538