McQuay M5HDC Especificaciones Pagina 35

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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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