Trane CGA-SVX01A-EN User Manual

© American Standard Inc. 2001
16
CGA-SVX01A-EN
INSTALLATION CHECKLIST
RECEIVING
 Verify that unit nameplate data
corresponds with sales order information.
 Inspect unit for shipping damages and
material shortages; report any damages
or shortages found to the carrier.
UNIT LOCATION AND MOUNTING
 Inspect unit installation location for
adequate ventilation.
 Provide drainage facilities for water
accumulated from the base.
 Remove and discard any shipping
materials (e.g. cartons, crates, etc.)
 Inspect to determine that service access
clearances are adequate.
 Install optional unit neoprene-in-shear or
spring isolators.
Secure unit to mounting surface.
Level the unit.
EVAPORATOR PIPING
 Flush and clean all chilled water piping.
CAUTION: If using an acidic commercial
flushing solution, construct a temporary
bypass around the unit to prevent
damage to the evaporator.
CAUTION: To avoid possible equipment
damage, do not use untreated or
improperly treated water.
 Make evaporator water connections.
 Vent the air from chilled water system at
high points.
 Install pressure gauges, thermometers
and shutoff valves on water inlet and
outlet piping.
 Install water strainer in evaporator supply
line.
 Install balancing valve and flow switch on
water outlet piping.
ELECTRICAL WIRING
CAUTION: Use only copper conductors
to prevent galvanic corrosion and
overheating at terminal connections.
 Connect unit power supply wiring (with
fused disconnect) to appropriate
terminals on terminal block (TB) in power
section of unit control panel.
 In order to turn on/off the chiller from
indoors, connect wiring across reserved
terminals 2 & 3 in the unit control panel
from an indoor REMOTE OFF/ON switch.
 For heat pump options only, in addition to
an indoor REMOTE ON/OFF switch, an
indoor cooling mode and heating mode
switch should be connected. Please
connect another set of wiring to switch
between cooling mode and heating mode
indoors. For CGAR-030 to CGAR-075,
connect wiring across terminals 12 & 13
for cooling mode, terminals 12 & 17 for
heating mode. For CGAR-100, CGAR-
150, and CGAR-150, connect wiring
across terminals 17 & 18 for cooling
mode and terminals 17 & 27 for heating
mode.
 Properly ground the unit, the chilled water
pump motor, all disconnects, and other
devices which require grounds.
 Install wiring to connect flow switch to unit
control panel.
FOR NO-PUMP OPTION ONLY
 Connect chilled water pump power supply
wiring (with fused disconnect) to the
proper terminals of the chilled water
pump.
 Install wiring to connect chilled water
pump switch to chilled water pump
starter.
 Connect auxiliary contacts of chilled
water pump starter to flow switch and unit
control panel.

Trane CGA-SVX01A-EN Specifications

General

Brand	Trane
Model	CGA-SVX01A-EN
Category	Inverter
Language	English