SECTION 24—ALARM TEST
Part No 1164934
81
Perfecto
2
™
V
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 83
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
on
page 82.
• 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.,
disconnect
in
‐
line
connector
shown
in
FIGURE 24.2.
2. The
main
valve
coil
alarm
should
activate
within
40
seconds.
Refer
to
SensO
2
Alarm
Threshold
on
page 83
for
shutdown
mode
(FIGURE 24.2).
NOTE:
If
any
alarm
fails
to
perform
to
specification,
contact
Invacare
Technical
Service.
/O
I/
Relief Valve (Pull Out
Stem to Simulate Leak)
Compressor
