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07506C DCN6727 33
CHAPTER 3
Moving and Shipping
the Model 651
Use the information in this chapter to prepare the Ultrafine Particle
Monitor - Model 651 for moving or shipping.
Caution- Prevent Damage and Avoid Invalidating the Warranty.
The Model 651 operates using water as a working fluid. Do not tip the
instrument more than 10 degrees during normal operation or you may
flood the optical system.
Do not:
Ship an “undried” instrument.
Transport an “undried” instrument over long distances.
Subject an “undried” instrument to freezing temperatures.
Any of the above actions can result in the flooding of the optical system,
performance degradation, and possible damage to the instrument. Such
neglect is not covered under the manufacturer’s warranty.
Moving the Model 651 Short Distances
You can successfully transport the Model 651 short distances from
one lab to another, or even a short drive in a vehicle, without
draining it first. However, do not tip the instrument >45°and do not
subject it to prolonged freezing temperatures.
Preparing the Model 651 for Shipping and Storage
To prepare the Model 651 for shipping, follow these instructions:
1. Disconnect the water bottle, empty it, and then reconnect it.
2. If you have not already done so, turn on the particle monitor
and allow it to warm up (the display screen reads Ready when
the warm-up is complete and all the settings are correct).
3. Disconnect any connections to the aerosol inlet.
4. Allow the instrument to operate for at least one hour with the
water source disconnected.
5. Disconnect the drain tube from the WATER EXHAUST outlet.
6. Turn off the power.