Emerson Daniel 3410 Series Instructions For Use, Maintenance And Installation Manual page 61

Maintenance and Troubleshooting manual
P/N 3-9000-769
3.3.3 T-Slot transducer installation procedure
Procedure
1. Ensure that the Daniel 3410 Series Ultrasonic Gas Flow Meter transducer port,
2. Apply a small amount of Molykote 111 to the female contacts on the transducer.
3. Install the transducer assembly into the transducer holder or into the stalk (if
4. Use a 1/16" hex driver to equally tighten the three Allen set screws on the
5. Replace the O-ring and Backup O-ring on the transducer holder. It is highly
Maintenance and Troubleshooting manual
mount, and T-Slot transducer holder assembly are clean and free of debris.
required). The parts are keyed and can only be assembled one way. As the
transducers are installed into the holder or stalk assembly, they must be labeled
with a marker for future reference (i.e., transducer #1 would be A-1 and transducer
#2 would be A-2).
transducer holder to secure the transducer assembly and the stalks (if installed).
Figure 3-6: Transducer holder, stalk and transducer assembly
A. Transducer holder
B. Stalk
C. Transducer assembly
Note
Do not apply lubricant to the transducer or stalk O-rings.
NOTICE
Ensure that the transducers identified as belonging to end 1 are installed on end 1
of the meter housing and those identified as belonging to end 2 are installed on end
2 of the meter housing.
recommended that the O-rings be replaced when the transducer is removed from
the holder or stalk. Make sure that the contoured side of the ring is facing away
from the mount. Lubricate with Molykote 111 Silicone Grease or equivalent.
Note
Replacing the O-rings at this point minimizes the chances of damaging the
transducer by dropping it.
Meter repairs
June 2019
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