Installation
22 CDUB-SVN002B-EN
Starter Up
1. To prevent an unexpected chiller start up when system
power is first restored, implement the appropriate
preventative measure from the list below:
a. If the chiller is equipped with an exter
nal Auto Stop
button, disconnect the wire from terminal J2-1 on
the 1A13 LLID.
b. If the chiller is not equipped
with an ex
ternal Auto
Stop button, disconnect the factory installed
jumper wire end from terminal J2-1 on the 1A13
LLID.
Note: EAS = Ext
e
rnal Auto Stop circuit.
2. Perform a final inspection of the control panel
en
closure before restoring system power.
a. Remove any tools and use a shop vacuum to
re
mov
e any dirt or debris that may have been
created during the installation process.
b. Confirm that all upgrade kit wiring has been
corr
ectly routed and that all terminal connections
have been properly made.
c. Inspect the rest of the
electrical wiring a
nd
components within the enclosure to ensure that no
wiring connections were accidentally loosened or
disconnected during the kit installation process.
d. Close and latch the control panel door.
Restoring System Power
1. Remove all lockout/tagout devices used at the power
supply panels for the chiller equipment.
2. Warn all personnel in the area that system power is
about to be restored.
3.
Energize the system accordin
g to all applicable
standard safety procedures.
Figure 39. XM70 expansion
m
odule mounting
CAUTION
Unsafe Practices!
Do not restore system power without first having
completed all of the tasks specified within this
installation section. Failure to follow these instructions
could result in minor or moderate injury.
NOTICE
Unexpected Chiller Start Up!
Before the Tracer AdaptiView can be programmed,
system power must be restored. To prevent equipment
damage from an unexpected chiller start up that
cannot be stopped through the as yet unconfigured/
unprogrammed display unit, first disable the control
circuit that can allow an automatic unit start before
reenergizing the system.
Figure 40. Preventing unexpected chiller start up
before restoring system power
WARNING
Unsafe Practices!
Do not restore system power without first having
completed the tasks specified in the previous
installation section, “Before restoring system power.”
Failure to follow these instructions could result in
minor or moderate injury or could result in equipment
or property damage.
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