MAINTENANCE MODEL YB8
April 1999/Manning Environmental Inc.
Page C-10
Appliance runs to l
ong Prolonged door openings
Control set to cold
Condenser needs cleaning
Moisture collects inside To many door openings
Prolonged door openings
Hot humid weather increases condensation
Moisture collects on outside surface Hot humid weather increases condensation, as
humidity decreases, moisture will disapear
Control set improperly
Interior too hot/too cold Control set improperly
Faulty thermostat
Temperature Control
Initially set t he cold control knob midway between t he numbers. T he dial setting is established at
the top of the knob After at least 2 hours, adjust to the temperature that suits you. The higher
the number you select the cooler the temperature. The temperature control knob is located at the
bottom front o f t he cabinet, just behind the square o pening near the middle of the grill.
Environmental Protection
Once a year (or as necessary) replace the Zerust sponge inside the enclosure. If the sampler is in an area of
high humidity, additional desiccant may be necessary.
Removing and Replacing the Controller
To remove the controller, remove the hold down screws, disconnect the cables, hose, and tubes.
To replace the controller, reinstall the hold down screws and reconnect the cables, hose and tubes.
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