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Isco 4700 Refrigerated Sampler
Section
5
Maintenance
Before proceeding with the detailed instructions
in the following
sections, familiarize
yourself with the general
steps to remove
and replace a module.
To remove a module:
1. Remove the mounting screws.
2. Carefully lift the module away from the refrigerator
body.
3. Disconnect the wiring connectors.
To replace a module:
1. Ensure that the gasket seal is in place. The gasket surface
must be smooth and free of nicks, cracks, etc. If any imper-
fections are visible, replace the seal.
2. Reconnect the wiring connectors, using care to correctly
pair the connectors and to correctly align the keys and
pms.
3. Align the module over the mounting holes and secure it
with the mounting screws.
4. Apply AC power and turn on the sampler.
5. Test the new module using the appropriate
diagnostic tests
in section 5.2.
5-15
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