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Trouble Analysis
WARNING
Live Electrical Components!
During installation, testing, servicing and troubleshooting of this
product, it may be necessary to work with live electrical components.
Have a qualified licensed electrician or other individual who has been
properly trained in handling live electrical components perform these
tasks. Failure to follow all electrical safety precautions when exposed
to live electrical components could result in death or serious injury.
[ ] Verify that the unit is receiving electrical supply power, and that the fuses
in the main control panel are intact.
[ ] Check the evaporator for proper water supply. Check the flow switch for
proper operation, and take pressure drop readings across the evaporator.
After completing the preliminary checks described above, be sure to inspect
the unit for other obvious causes of trouble such as an excessively dirty con-
denser coil, leaking water connections, broken or disconnected wires, etc. If
everything appears to be in order, but the unit still fails to operate properly,
refer to the appropriate troubleshooting chart and contact a qualified service
technician.
Troubleshooting Charts
The troubleshooting charts which follow are provided to serve as an aid for
identifying the cause of any system malfunctions that may occur. Within
each chart are three columns: (1) the Symptom column describes the
behavior the unit is exhibiting; (2) the Probable Cause column identifies the
most likely sources of the malfunction; and, (3) the Recommended Action
column describes the suggested action for correcting the problem.
Note: The troubleshooting charts which follow are provided solely as a guide
for determining the cause of mechanical failure or malfunction. When
mechanical problems do occur, Trane recommends that qualified service
personnel be contacted (ChillerSource, 800-755-5115) to help ensure proper
diagnosis and repair of the unit.
The following warning applies to many of the recommended actions sug-
gested in the troubleshooting charts.
WARNING
Live Electrical Components!
During troubleshooting of this product, it may be necessary to work
with live electrical components. Have a qualified licensed electrician or
other individual who has been properly trained in handling live
electrical components perform these tasks. Failure to follow all
electrical safety precautions when exposed to live electrical
components could result in death or serious injury.
CSRA-SVX01A-EN
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