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Appendix A
Appendix A: Maintenance Schedule
Maintenance tasks should be completed according to the following schedule. Refer to the service manual
and the i.C³ User Guide for more detail on the various tasks.
NOTE
These are recommended minimum requirements. Regulations for your organization or
physical conditions at your organization may require maintenance items to be performed
more frequently, or only by designated service personnel.
Task
Frequency
Quarterly
Annually
As Needed
i.Series: Test the high and low temperature alarms.
Horizon Series: Test the high temperature alarm.
Test the power failure alarm (as required by your organization’s
protocols).
(i.Series)
(Horizon
Series)
(Models with Access Control)
Test the Access Control battery.
(Horizon
Series)
Test the door alarm (as required by your organization’s
protocols).
Check the temperature calibration on the monitor and change it
if necessary.
(Models with chart recorders)
Check the backup battery for the chart recorder after an
extended power failure and change it if necessary, or change
the battery if it has been in service for one year. Refer to the
Temperature Chart Recorder Operation and Service Manual.
Check the level of the solution in the probe bottle. Refill or
replace solution if necessary.
►
Inspect electrical components and wiring terminals in the
electrical box for discoloration. Contact Helmer Technical
Service if any discoloration is found.
►
Inspect all wiring for terminals for secure connection.
Tighten wiring terminal connections as necessary.
Examine the probe bottle and clean or replace if necessary.
Clean the condenser grill.
Clean the door gaskets, interior, and exterior of the freezer.
NOTE
Clean the condenser grill on a quarterly basis.
NOTE
►
i.Series: If rechargeable battery has been in service for two years, replace battery.
►
Horizon Series: If monitoring system battery has been in service for one year, replace
battery. If the optional Access Control battery has been in service for two years,
replace battery.