Form 3 And Form 7 Shipment - York YK Series Installation Manual

Form 3 and Form 7 shipment

Assemble vibration isolators to unit. Refer to the Unit Installation Instructions (Form 160.76-N1).
1.
2. Level shells in both directions. Check the longitudinal alignment of the shell by placing a level
on the top of the shell, next to the discharge connection. Check the transverse alignment by
placing a level on the tops of both end sheets. Refer to the Unit Installation Instructions (Form
160.76-N1) for additional instructions to level the unit. After the shell is leveled, wedge and
shim each corner of the shell to solidly support it while assembling the other parts.
3. Lift compressor/motor assembly and remove packing materials. See Figure 4. Carefully lower
the compressor/motor assembly on to the supports on the cooler. Fasten compressor/motor
assembly with the proper hardware. Do not tighten the bolts until all connections are made
to the compressor.
4. Bolt the suction line between the compressor and the cooler using proper gaskets and
hardware.
5. Install the fill piece or isolation valve between the compressor and the condenser using
proper gaskets and hardware.
6. Connect the oil line between the compressor oil drain flange and the oil sump flange. Be sure
to install proper gaskets and hardware.
7. Complete the refrigerant liquid piping beneath the cooler and condenser. Be sure the fill
piece, orifice plate, gaskets and hardware are properly installed.
8. Tighten all hardware installed in steps 3 through 7 above.
9. Assemble the Control Center to unit.
Note: Large units have panel mounted on brackets for shipping. Small units are shipped
separately.
10. Assemble the Oil Pump Control Panel.
11. Install refrigerant piping and oil return system filters.
12. Perform pressure test.
Note: Relief valves must be plugged (or capped). Refer to Operation - Unit (Form 160.76-
O1).
13. Evacuate and charge with refrigerant. Refer to Operation - Unit (Form 160.76-O1).
14. All Units: Complete installation and finally level the unit per the Unit Installation Instructions
(Form 160.76-N1).
14 Model YK Chillers (Style H) Field Reassembly for Form 3, 7, 9, and 10 Shipment