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Trane Technologies CenTraVac CVHE - Appendix C: CenTraVac Chiller Start-up Tasks to be Performed by Trane; Safety Alert for Start-up Tasks; General Pre-Start Inspection Checklist; Pre-Start Operations Checklist

Trane Technologies CenTraVac CVHE
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102
CVHE-SVX005B-EN
Appendix C: CenTraVac Chiller Start-up Tasks to be
Performed by Trane
WWAARRNNIINNGG
SSaaffeettyy AAlleerrtt!!
FFaaiilluurree ttoo ffoollllooww iinnssttrruuccttiioonnss bbeellooww ccoouulldd rreessuulltt iinn
ddeeaatthh oorr sseerriioouuss iinnjjuurryy..
IInn aaddddiittiioonn ttoo tthhee ffoolllloowwiinngg ttaasskkss,, yyoouu MMUUSSTT::
FFoollllooww aallll iinnssttrruuccttiioonnss iinn tthhee uunniittss
IInnssttaallllaattiioonn,, OOppeerraattiioonn,, aanndd MMaaiinntteennaannccee
mmaannuuaall,, iinncclluuddiinngg wwaarrnniinnggss,, ccaauuttiioonnss,, aanndd
nnoottiicceess..
PPeerrffoorrmm aallll rreeqquuiirreedd ttaasskkss iinn aannyy aapppplliiccaabbllee
SSeerrvviiccee AAlleerrttss aanndd SSeerrvviiccee BBuulllleettiinnss..
RReevviieeww aanndd uunnddeerrssttaanndd aallll iinnffoorrmmaattiioonn
pprroovviiddeedd iinn SSuubbmmiittttaallss aanndd DDeessiiggnn
SSppeecciiffiiccaattiioonnss..
1. GGeenneerraall
Inspect chiller for damage (shipping or rigging).
Verify and record unit nitrogen holding charge
pressure.
Inspect water piping for proper installation.
Inspect strainers, flow sensing devices,
isolation valves, pressure gauges,
thermometer wells, flow balancing valves,
vent cocks, and drains.
Inspect cooling tower piping.
Verify proper clearances.
Power wiring meets size requirement.
Verify proper voltage and amperage rating.
Verify proper foundation installation.
Verify unit isolator pads/springs have been
installed.
Verify low voltage circuits are isolated from high
voltage circuits.
Check equipment room for ventilation,
refrigerant monitor, rupture disk piping, and
Personal Protective Equipment (PPE).
NNoottee:: All conditions which do not conform to the
established requirements for unit installation
MUST be corrected prior to start-up. Any non-
conforming condition which is not corrected
prior to start-up must be noted in the Non-
Compliance Form (PROD-ADF001*-EN) by the
start-up technician; this information must also be
signed by responsible site personnel before
start-up and the completed Non-Compliance
Form will become part of the start-up record,
submitted with a Start-up Check Sheet and a
Chiller Service Report.
2. PPrree--SSttaarrtt OOppeerraattiioonnss
Verify nitrogen holding charge.
Calibrate the high pressure cutout control
(HPC).
Meg compressor motor.
Confirm proper oil pump operation.
Evacuate unit.
Check condenser installation.
Check evaporator installation.
NNOOTTIICCEE
DDoo NNoott AAppppllyy EElleeccttrriiccaall PPoowweerr ttoo
aa UUnniitt iinn aa VVaaccuuuumm!!
FFaaiilluurree ttoo ffoollllooww iinnssttrruuccttiioonnss bbeellooww ccoouulldd
rreessuulltt iinn mmoottoorr aanndd ccoommpprreessssoorr ddaammaaggee..
DDoo nnoott aappppllyy eelleeccttrriiccaall ppoowweerr ttoo aa mmoottoorr iinn aa
vvaaccuuuumm..
FFoorr uunniittss wwiitthh iinnssiiddee--tthhee--ddeellttaa ssoolliidd ssttaattee
ssttaarrtteerrss,, ddiissccoonnnneecctt ppoowweerr ttoo uunniitt dduurriinngg
eevvaaccuuaattiioonn oorr wwhheenn tthhee uunniitt iiss iinn aa ddeeeepp
vvaaccuuuumm.. IInn aaddddiittiioonn,, oonn uunniittss wwiitthh iinnssiiddee--
tthhee--ddeellttaa ssoolliidd ssttaattee ssttaarrtteerrss,, aallll ppoowweerr ttoo
tthhee uunniitt mmuusstt bbee ddiissccoonnnneecctteedd pprriioorr ttoo
eevvaaccuuaattiinngg tthhee uunniitt aass lliinnee ppoowweerr iiss ddiirreeccttllyy
aapppplliieedd ttoo tthhee mmoottoorr tteerrmmiinnaallss 44,, 55,, aanndd 66..
Check electrical and controls.
Inspect motor starter and control panel.
Confirm all wiring connections are tight, free
of abrasion and have no sharp bends in
panel and on compressors.
Inspect contactors and relays.
Verify unit wiring (low and high voltage) is
correctly isolated, phased, and properly
grounded.
Connect external 120 Vac power to power up
the control panel.

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