Helmer Scientific i.Series
®
and Horizon Series
™
Refrigerator - Pass-Thru
Service and Maintenance Manual
360429/A
58
Problem
Possible Cause
Action
Alarm is active, but not audible.
Key switch is in the OFF
position
Turn key switch to ON position.
Battery alarm is active.
(bAtt)
Backup battery is depleted,
not installed, or not connected.
Replace or install 9V backup battery.
13.4 Condensation Problems
Problem
Possible Cause
Action
Excess condensation/moisture
inside chamber.
Stored liquid spilled within
the chamber.
Verify stored liquid products are properly sealed. Clean chamber.
Unit cooler condensation pan
is not draining.
Ensure refrigerator and unit cooler pan are level. Level if necessary for
proper gravity fed drainage.
Check drain line for debris. Flush drain line if necessary.
Door was open for an
extended time.
Close door and allow chamber to stabilize
Door seal is deficient.
Inspect door seal for damage. Replace seal if necessary.
Check for wires routed through the door seal. Reroute wires through
available access port if necessary.
Check through holes and ensure they are sealed. Reseal if necessary.
Horizon Series
