CHAIN REPLACEMENT (JET-7000 series)
Tools required:
ü Philips
screwdriver
ü T-handle
wrench(14mm)
ü Ratchet Box
Wrench (11mm)
Procedure:
5. Remove the chain latch to separate and then take out the
chain.
6. Install the chain onto main chain wheel in such the way
that the minimum elevation control dog touches the
minimum elevation limit switch.
7. Install the chain latch.
8. Adjust the chain tension, then tighten the Gear motor
mount screws by using T-handle wrench (14mm).
9. Turn on the power and enter the Engineering Mode to
check if the minimum and maximum elevations are
within the range.
10. Install the front cover and secure the screws.
7-11 Revision: 1.0 Date: 2001-06-01
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