McQuay M5HDC Spécifications télécharger pdf (Page 35)

M5HDC-2010

Service and Maintenance

Pre Start Up Maintenance

(After Extended Shut Down)

- Inspect thoroughly and clean indoor and outdoor units.

- Clean or replace air lters.

- Clean condensate drain line.

- Clean clogged indoor and outdoor coils.

- Check fan imbalance before operation.

- Tighten all wiring connections and panels.

- Check for refrigerant leakage.

Most of the parts are accessible by removal of bottom & side panel.

Caution

• Do not charge OXYGEN, ACETYLENE OR OTHER FLAMMABLE and poisonous gases into the unit when

performing a leakage test or an airtight test. These gases could cause severe explosion and damage if

exposed to high temperature and pressure.

• It is recommended that only nitrogen or refrigerant be charged when performing the leakage or airtight test.

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McQuay M5HDC Spécifications Page 35