Cumberland SPRKT2415, Operation And Installation Manual

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14 PNEG-881 Curtain Controller
6. Maintenance
Safety in Maintenance and Repairs
Before starting any repairs or maintenance on you Curtain Controller System or control units, observe
the following safety steps:
1. Isolate the system from the electricity supply by switching OFF the power isolator and lock it in the
OFF position.
2. Keep the key in the possession.
3. Do not reconnect the power supply until all work is completed and all guards are correctly refitted.
It is recommended that the end user practices a monthly inspection of the Curtain Controller and all items
used in conjunction (cables, pulleys, brackets, hand winches etc.,) with the machine.
1. Inspect the drive screw. Lubricate liberally with a lithium grease of an NLGI No. 2 consistency
(extreme pressure properties).
2. Inspect and tighten the locking collars on the adjustment rod to ensure activation of limit switches.
3. Inspect cable, pulleys, brackets, hand winches etc., for alignment and premature wear. Realign
and/or replace as needed.
4. Inspect bearings checking for smooth rotation and listening for squeaks.
5. Inspect set screws in couplers and in pillow block bearing.
6. Manually run machine in both directions to ensure positive shut off and unrestricted cable movement.
7. Inspect drive screw for debris in the threads. Debris in threads may cause premature failure of
drive block.
8. Inspect the thrust bearing. Lubricate as needed.