Suburban Mfg 12019-01-NGFREP Air Conditioner User Manual


 
42 SSCI - Suburban Surgical Company, Inc.
Chapter 3 - Installation & Setup
Checking the
Oxygen System
Note: You can perform this test even though oxygen has not yet
been hooked up.
1. Push the main on/off switch (Figure 40) to On. The amber
light in the switch comes on.
2. Push the oxygen on/off switch to On (Figure 44). The
amber light in the switch comes on. If the black calibration
needle in the oxygen concentration meter (Figure 45) is to the
left of the red set-point needle, the red system light will also
come on.
3. If the black needle is to the right of the red needle, use the
set-point adjustment knob to place the red needle to the
right of the black needle. The red system light comes on.
4. Push the main on/off switch to Off. The light in the switch
goes out.
5. Return the black calibration needle to the 20.5% setting.
Figure 45. Oxygen Concentration Meter
and Controls
Red Set-point
Needle
Black Calibration
Needle
Calibration
Knob
Set-point
Adjustment Knob
Figure 44. Oxygen On/Off Switch and
System Light
On/Off
Switch
System
Light