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Maintenance - Emerson Enardo ES-850 Series Instruction Manual

Pressure/vacuum relief valve

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3. For the Model Enardo ES-950 PVRVs containing hoods,
the sensor is located at a proper distance away from
the stem by using a sleeve, bracket and set screw. The
sensor is held within the sleeve using two jam nuts.
Fasten the sleeve to the hood using a bracket. Using
a set screw, mate the bracket and sleeve to ensure
that the sensor is in the proper location and cannot
be adjusted. When installing weights, lift the hood and
sensor/bracket/sleeve off the vent rods as one. Remove
the sensor/bracket/sleeve from the hood and install the
weights. Reverse the process to reassemble the hood
and sensor.

Maintenance

Enardo ES-850 and Enardo ES-950 Series
WARnInG
Wear protective gloves and clothing to prevent
skin contact when handling lead weights. Wear
eye protection. Avoid breathing dust/fumes/
mist/vapors/spray. Do not eat, drink or smoke
while using the product.
Enardo ES-850 and Enardo ES-950 Series
Figure 10. Model Enardo ES-850, Installation of Weights
Figure 11. Model Enardo ES-950, Installation of Weights
Avoid release to the environment. Wash hands
with soap and water after handling. Keep
away from excessive heat and open flames.
Ensure that all proper safety procedures and
safeguards are followed when working on units,
especially if they are in the elevated position.
Make sure line is free of hazardous vapors
before installing or servicing the valve.
Observe all applicable safety requirements.
Only qualified and trained personnel
shall perform maintenance functions in
hazardous locations.
Valves should be removed from the location
having a potentially explosive atmosphere
and taken to a safe location for repair
and maintenance.
CAUTIOn
When removing and installing seats, ensure
to handle it with care to prevent damage
(scratches, nicks, etc.) to the sealing surface.
11

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Enardo es-950 seriesEnardo es-850Enardo es-851Enardo es-950Enardo es-951Enardo es-952 ... Show all