JOHNSON CONTROLS
7
FORM 160.75-N3
ISSUE DATE: 04/15/2019
1
INTRODUCTION
This instruction explains the procedure to be used for
reassembling the Model YK Chiller shipped disassem-
bled (Shipping Form 3 and 7).
Chillers MUST be field reassembled un
-
der the supervision of a Johnson Controls
representative.
For instructions on installing the unit, refer to the
In-
stallation - Unit (Form 160.75-N1)
.
FORMS OF SHIPMENT
Form 3 – Driveline Separate From Shells –
Shipped
as two major assemblies. The unit is first factory as-
sembled, refrigerant piped, wired and leak tested; then
dismantled for shipment. Close-coupled compressor/
open motor assembly is removed from shells and skid-
ded; however, the evaporator/condenser is not skidded.
All wiring integral with compressor is left on it, and all
conduit is left on the shell. All openings on the com-
pressor and shell are closed and charged with dry ni-
trogen (2 to 3 PSIG).
The shipment may include miscellaneous packaging of the
control center, oil eductor filter, tubing, water temperature
controls, wiring, oil, isolators, solid state starter or variable
speed drive (options). The refrigerant charge is shipped in
appropriate cylinders. For P and Q compressors the control
panel is removed for shipment. For H9 and K compressors
the control panel is shipped on a folded bracket. Refer to
the
Installation - Unit (Form 160.75-N1)
for more details.
Form 7 – Split Shells –
Shipped as three major assem-
blies. The unit is first factory assembled, refrigerant
piped, wired and leak tested; then dismantled for ship-
ment. Close-coupled compressor/open motor assembly
is removed from shells and skidded.
The evaporator and condenser shells are separated at
tube sheets and are not skidded. The refrigerant lines
between the shells are flanged and capped; tube sheets
are also bolted, requiring NO welding.
LD15222
CONDENSER
CONTROL
CENTER
COMPRESSOR
MOTOR
EVAPORATOR
FIGURE 1 -
FRONT VIEW OF ASSEMBLED UNIT
SECTION 1 - SHIPPING AND REASSEMBLY
