JOHNSON CONTROLS
7
FORM 160.69-NM4
ISSUE DATE: 9/30/2020
GENERAL
This instruction explains the procedure to be used for
reassembling the Model YD Chiller shipped disassem-
bled (Shipping Form 3 and 7).
Chillers MUST be field reassembled un
-
der the supervision of a Johnson Controls
representative.
For Installation Instructions other than unit assem-
bly, refer to
Installation Instructions Manual (Form
160.69-N3)
.
FORMS OF SHIPMENT
Form 3 – Driveline Separate From Shells
Shipped as three major assemblies. Unit first factory
assembled, refrigerant piped, wired and leak tested;
then dismantled for shipment. Close-coupled compres-
sor/open motor assemblies are removed from shells
and skidded. Evaporator/condenser is not skidded.
All wiring essential with the compressors is left on
them, and all conduit is left on the shells. All openings
on the compressors and shells are closed and charged
with dry nitrogen (5 to 7 PSIG).
Miscellaneous packaging of the Control Center, oil
eductor filter, tubing, water temperature controls, wir-
ing, oil, isolators, etc. Refrigerant charge shipped in
appropriate cylinders.
Form 7 – Split Shells
Shipped as four major assemblies. Unit first factory
assembled, refrigerant piped, wired and leak tested;
then dismantled for shipment. Close-coupled compres-
sor/open motor assemblies removed from shells and
skidded.
Evaporator and condenser shells are separated at tube
sheets and are not skidded. Refrigerant lines between
shells are flanged and capped; tube sheets are also bolt-
ed, requiring no welding.
FIGURE 1 -
FRONT VIEW OF ASSEMBLED UNIT
LD09115
COMPRESSOR
MOTOR
GRAPHIC
CONTROL
CENTER
VSOP
PANEL
EVAPORATOR
CONDENSER
COMPRESSOR
MOTOR
DRIVELINE #1
DRIVELINE #2
