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ENMET OMNI-4000 User Manual

Page 22

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ENMET Corporation

OMNI-4000 S/N 6705 and above

16

To Replace the Instrument Battery Pack with the Integral Pump and Battery Pack

• Release the instrument battery pack captive screw. See Figure 2-2.
• Push the battery pack out with your hand. It comes out on the circuit board side, opposite the gas sensor openings.
• Push the integral pump and battery pack in from the circuit board side.
• Tighten the captive screw, securing the integral pump and battery pack into place.

Figure 2-2: Attachments for Remote Sampling

To Use the Pump
Connect the sample tubing, or wand to the pump inlet. Use the small length of special pipe to connect the pump outlet
to the inlet of the calibration cover, which is positioned on the OMNI-4000 chassis as in Figure 2-2A. Turn on the
pump by means of the pump switch. If the flow rate decreases below a specified level, the instrument common alarm
activates and a message is displayed.

Figure 2-2A: OMNI-4000 with BP-4000 Pump and Battery Pack

Caution

: The pump on/off switch does not turn off the

instrument and the instrument on/off switch does
not turn off the pump. Failure to turn off both
sections can damage the battery pack.

Calibration
Cover

Captive
Screw

Hose

Captive
Screw

Calibration
Cover

Connecting
Pipe

Integral
Battery Pack

Pump
Module

Pump Inlet

Pump On/Off

Switch

See Caution