Invivo
2
300
UM-010 R4.0
Page 35 of 48
Invivo
2
300 User Manual
Maintaining the workstation – End user maintenance
To ensure that your Invivo
2
300 workstation remains at optimum working conditions, it must be
maintained on a regular basis. Many basic tasks can be performed by the end user.
Filling the pressure relief/ humidifier tank
The pressure relief/ humidifier tank requires refilling if the water level is on or below the low level
indication. Figure 27 shows the pressure relief/ humidifier tank level indicator;
Figure 27: Pressure relief/ humidifier tank level indicator
To refill the pressure relief/ humidifier tank;
Return the ICO
2
N
2
IC to the main menu screen (see UM-011 for more information).
Either open the SPES (see section 6.3.2,) or open one of the glove port covers (see section
6.2.2), to equalise the pressure between the workstation chamber and the external
environment.
Remove the pressure relief tank cover/ humidifier screw cap.
Top up the pressure relief/ humidifier tank until the water level is between the low and high
level indicators.
Replace the pressure relief tank cover/ humidifier screw cap.
Either close the SPES or close the glove port cover.
Set the ICO
2
N
2
IC to the desired mode of operation (see UM-011 for more information).
Note: Only distilled or deionised laboratory grade water should be used. Gloves should be worn during
refilling to avoid contaminating the humidifier tank. The humidifier tank should be refilled slowly and
only up to the high level indicator. Do not overfill the humidifier tank.
