LABEC J-WD - Manual (Page 6)

Maintenance
To avoid electrical shock, be absolutely sure to unplug the AC power cable or stop applying
power before performing maintenance or checking. Do not remove the cover when
performing maintenance or checking. If the cover must be removed, contact your
LABORATORY EQUIPMENT PTY LIMITED agent in advance. To maintain performance
and safe operation of the product, it is recommended that periodic maintenance, checking,
cleaning (every 3-4 months) and calibration be performed.
SERVICE
Internal service is to be done by LABORATORY EQUIPMENT PTY LIMITED service
engineers. If the product must be adjusted or repaired, contact your LABORATORY
EQUIPMENT PTY LIMITED agent.