Rev.0303
Maintenance (continued)
LIFT UP GLASS
IMPORTANT!
READ BEFORE RAISING FRONT GLASS :
HEX SCREWS ALONG CLAMSHELL MAY HAVE LOOSENED DURING SHIPPING!! RETIGHTEN ALL CLAMSHELL SCREWS BEFORE OPENING GLASS!
The top cylinders, which allow the raising and lowering of the glass, have been carefully tested for proper tension. However, during shipment, the lubricant inside may have settled.This settling may cause excessive or uneven tension on the glass - to the point of breakage.
After installing new cylinders, it is advisable to perform these three easy steps before completely raising the front glass.
1.Slowly raise and lower each glass section 6 times, to a height of 6".
2.Increase the height to 12", and raise and lower the glass 6 more times.
3.Finally, raise the glass to it's full extension.This should release any settled lubricant in the cylinders, and prevent any stress on the front glass. (1)(3)
In addition to verifying that the Allen screws on the
the Allen screws on the glass ONCETHE CASE IS IN FULL OPERATION AND BROUGHT TO TEMPERATURE.
Temperature changes can affect the size and shape of the materials involved, and cas cause changes in the secure fit of the glass and the clamp.
Important Glass Notifications
CAUTION
Cylinders are a wear item. They are designed:
•To support the glass when fully open
•to allow the glass to close slowly
Have your Service Contractor replace the cylinders when required.
Glass is heavy and can cause bodily damage. Check support cylinders for periodic maintenance
Once cylinders are removed, front glass will have NO support to maintain a raised position. Support the front glass at all times until cylinder is replaced or the glass is lowered.
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