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MR810 Technical Manual Revision C REF 185042601
15
4
4 MAINTENANCE & CLEANING PROCEDURES
4.1 CLEANING
The following is the recommended cleaning procedure for the MR810 Respiratory Humidif ier. Solutions
listed below have been tested to ensure that no damage will occur with the metal and plastic components of
the humidifier. Cleaning should be performed as required.
1. Disconnect the humidifier f rom the electrical outlet.
2. Clean the humidifi er wi th o ne of the foll o wi n g usin g a dam p cloth:
• Normal dishwashing detergent
• Isopropyl alcohol
3. Wipe the humidifier clear of any cleaning residues before use.
Caution
DO NOT immerse the humidifier in any liquid. Using other solutions may damage the
humidifier.
4.2 ANNUAL MAINTENANCE
To ensure that the humidifier is safe and effective in operation the following maintenance shall be carried
out ANNUALLY.
4.2.1 VISUAL CHECK
Check the humidifier for physical damage as follows:
1. Check the power cable for damage, replace if necessary (§ 6.6).
2. Check the heater-wire adaptor for kinks, abrasions or damage to the connector. Replace if necessary
(§ 6.6).
3. Check the heat er plate for dee p scratches, replace if necessary (§ 6.5.3).
4. Check the humidifier case for cracks and ensure case screws are fitted and correctly tightened (the three
screws under the humidifier). Check the finger guard is fitted and prevents contact with the heater
plate during normal operation.
4.2.2 ELECTRICAL SAFETY CHECK
Check that the humidifier is electrically safe to use. Refer to § 7.
4.2.3 PERFORMANCE TEST PROCEDURE
Carry out the performance test procedure described in § 8.