Installation
RMWH-SVX001C-EN
13
Typically, refrigerants collect near the floor. Install the
sample points 12–18 in. (30–46 cm) above the floor.
For installations where water condensation in the sample
lines is likely, Trane recommends installing a water trap
filter such as a Parker P/N F504-01AHX67 or equivalent.
End-of-Line Filters
WARNING
Risk of Asphyxiation!
Failure to follow instructions below could cause
inaccurate readings and improper gas monitoring
which could result in death or serious injury.
Use and maintain end-of-line filters to ensure proper
readings and prevent damage to internal components.
Make additional servicing necessary.
Install an end-of-line filter (Trane P/N FLR04743) in each
sample line to decrease contaminants in the sample lines
and device.
Figure 10.
End-of-line filter
Do the following procedure to install end-of-line filters:
1. Remove the new end-of-line filter from the bag.
2. Slide the end of the end-of-line filter with flexible
tubing onto the sample line tubing. Make sure the
arrow on the body of the filter (refer to
in the direction of air flow into the sample line.
Examine and replace the end-of-line filters at regular
intervals. The appropriate interval for replacement is
determined by the environment of the installation.
For a list of approved parts and how to order them, refer to
Connections
WARNING
Risk of Asphyxiation!
Failure to follow instructions below could cause
inaccurate readings and improper gas monitoring
which could result in death or serious injury.
Install tubing with large enough bend radii to prevent
kinking or pinching. Kinking or pinching of the tubing
could result in insufficient monitoring of an area. Before
connecting tubing to the device, clean all tubing with
compressed air or nitrogen to remove debris.
The device has Swagelok® compression fittings for
connections to the sample and exhaust lines. These
fittings accept the hard and soft tubing specified in
.
Do the following procedure to connect the sample and
exhaust lines:
1. Remove the cap from the compression fitting.
2. Insert the tubing fully into the compression fitting and
against the shoulder.
3. Turn the nut until it is finger-tight on the tubing.
4. Mark the nut at the 6 o’clock position.
5. While holding the body of the fitting steady, tighten the
nut 1-1/4 turns to the 9 o’clock position.
Exhaust Venting
WARNING
Risk of Asphyxiation!
Failure to follow instructions below could cause
inaccurate readings and improper gas monitoring
which could result in death or serious injury.
Make sure to remove the cap from the exhaust port
before operating the device.
The use of exhaust tubing reduces pump noise from the
device.
Make sure to vent the exhaust of the device to the outside
atmosphere (preferred) or a safe area.
Do not use inline or end-of-line filters in the exhaust line.
If possible, route the exhaust line so venting occurs to the
outside atmosphere. Make sure to protect the end of the
exhaust tube from elements such as water, dirt, snow, ice,
and insects, which can cause clogs and prevent efficient
venting.
If exhaust venting occurs indoors, make sure to route the
exhaust line to:
•
An area that is not monitored for refrigerant gases
•
An area away from personnel
Wiring and Grounding
WARNING
Proper Grounding Required!
Failure to follow instructions below could result in
death or serious injury from electrocution.
Make sure the device chassis is connected to the earth
ground at the ground bar.
Note:
•
Installations that require conformity to the CE mark
must have a connection between the TruSense™
RMWH Refrigerant Monitor device and a nearby earth
ground potential.
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