142 CG-SVX17D-EN
Pre-Start Checkout
• Fill the evaporator chilled water circuit. Vent the system while it is being filled. Open the vents
on the top of the evaporator during filling and close when filling is completed.
CAUTION
Proper Water Treatment!
The use of untreated or improperly treated water may result in scaling, erosion, corrosion, algae
or slime. It is recommended that the services of a qualified water treatment specialist be
engaged to determine what water treatment, if any, is required. Trane assumes no responsibility
for equipment failures which result from untreated or improperly treated water, or saline or
brackish water.
• Close the fused-disconnect switch(es) that supplies power to the chilled water pump starter.
WARNING
Hazardous Voltage!
Disconnect all electric power, including remote disconnects before servicing. Follow proper
lockout/tagout procedures to ensure the power can not be inadvertently energized. Failure to
disconnect power before servicing could result in death or serious injury.
• Start the chilled water pump to begin circulation of the water. Inspect all piping for leakage and
make any necessary repairs.
• With water circulating through the system, adjust water flow and check water pressure drop
through the evaporator.
• Prove all Interlock and Interconnecting Wiring Interlock and External.
• Check and set, as required, all CH530 Menu Items.
• Stop the chilled water pump.
Table 60. Operational heater summary
Heater Group
Thermostat
Designation Jumper Terminals Heater Description
Heater
Designation(s)
VSD Blanket 1S2 1X4-1 to 1X4-25
Blanket, 1A36 1E1, 1E2
Blanket, 1A37 1E3
Pump VSD Enclosure
(optional)
5S4 5X4-1 to Wire 632 Pump VSD Enclosure 5E9
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