Control Panel; Ac Power Adapter; Figure 3-3. High Side Sample Hose Configuration; Figure 3-4. Control Panel Showing Key Components - Bacharach PUR-CHEK PRO Manual

Analyzer End
NOTE: The analyzer will indicate "Non-Condensable" or "Unknown Refrigerant" if the analyzer
does not receive a good sample due to obstructed flow or lack of flow. If this occurs the Brass
Sample Hose Restrictor may need to be replaced.

3.4. Control Panel

The control panel serves as the main user interface. The control panel features three soft key buttons that
change their function as the instrument changes modes. The current function for each button is displayed
by the soft key label at the bottom of the graphic display. Red and green LEDs at the top of the control
panel are used for visual status indications. Refer to Figure 3-4. This is the

3.5. AC Power Adapter

The Pur•Chek™ Pro is powered via a pre-
installed Lithium Iron Phosphate battery. You
can also power the unit via the 90-264 VAC,
50-60 Hz power
transformer is included with each unit and
converts a standard 100-240VAC 50/60Hz
wall outlet to 12VDC, 2.0A, which powers the
device. This AC Power Adapter will also
charge the battery when connected to the
analyzer.
NOTE: Use of any other power source may cause damage to the unit and void the
warranty.
6

Figure 3-3. High Side Sample Hose Configuration

Figure 3-4. Control Panel Showing Key Components

transformer. This
Operation and Maintenance Instruction Manual
High Pressure
Liquid Sample Trap
Sample Hose
Graphic
Display

Figure 3-5. AC Power Adapter (Cord and Converter)

Service End
(1/4" SAE
Flare Nut)
Brass
Restrictor
P/N 2100-9001 Rev 3