Checking The Cooling Liquid Level; Lamp Replacement - Barco NH-12 User Manual

8. Maintenance
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AUTION
Do not use fabric softener when washing the cleaning cloth or softener sheets when drying it.
Do not wipe back and forward across the lens surface as this tends to grind dirt into the coating.
8.5

Checking the cooling liquid level

Type of reservoir
Two different cooling liquid container sizes are available. The type which is installed in the projector can be detected as follows:
• smaller container: consists of three parts: body, top lid, bottom lid
• bigger container: consists of two parts: body, top lid
Image 8-1
Container types
Cooling liquid level
The liquid level of the cooling system must be checked before first use and then on a regular basis. This must be done by a Qualified
Product Specialist. The interval depends on the size of the reservoir and can be found in the Time dependent maintenance table.
If the liquid level is not within the specifications, cooling liquid must be added.
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This procedure can only be performed by a Qualified Product Specialist.
8.6

Lamp replacement

W
ARNING
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ARNING
these procedures! Never remove any cover while the projector is on.
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Do not apply any liquid to the lens, nor the cleaning cloth.
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See the service manual to read the detailed procedure on how to check the cooling liquid level.
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This procedure may only be performed by qualified technical service personnel.
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Electrical shock hazard! Make sure to switch off and unplug the projector before starting any of
R59770121 NH-12 04/05/2011