Disassembling the Liebert DS for Transport
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7.3.1 Reconnecting Piping, Charging and Replacing Panels
1. Piping must be reassembled in accordance with local codes.
2. Move insulation and plastic bushings away from the brazing area.
3. Wrap piping with wet cloths. Use copper fittings where required.
4. Refer to 9.0 - Piping for piping guidelines and to the ASHRAE Refrigeration Handbook for
general, good-practice refrigeration piping.
5. Open the service valves on the compressor.
6. Reinsert the plastic bushings.
7. Charge the Liebert DS with refrigerant; see the unit’s nameplate for the proper charge.
8. Reinstall the galvanized panels on the left side of the coil.
9. Replace the filters.
10. Replace the panels.
7.4 Reassembly Checklist
___ 1. Thread-cutting bolts reconnected and torqued to 225 in-lb. (25Nm)
___ 2. Top cover plate attached to coil
___ 3. Filter plate attached
___ 4. High-voltage wires connected to proper contactors:
___ a. Compressor
___ b. Fan motor
___ c. Reheat, if applicable
___ d. Humidifier, if applicable
___ e. Condensate pump, if applicable
___ 5. Low-voltage wires connected
___ a. Actuator
___ b. Terminal strip
___ c. Plug connections
___ d. Smoke detector, if applicable
___ 6. Coil access plates on right and left replaced
___ 7. Water lines brazed
___ 8. Suction and liquid refrigerant lines brazed
___ 9. Unit recharged
___ 10. Filters replaced
___ 11. Panels replaced
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