Abacus Lighting, Sutton-in-Ashfield, Nottinghamshire, NG17 5FT, England. Tel: (+44) 01623 511111, www.abacuslighting.com
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4.2.
Masts
4.2.1.
Every Time the Mast is Lowered
1. Check that all external hinge components are present and undamaged before attempting to
lower the mast.
2. Check that the flexible conduits are not damaged.
4.2.2.
Every 12 Months
1. Check that all hinge components are present and undamaged.
2. Check the anti float bar is present and the screws securing it to the pivot are present and
tight.
3. Check that the foundation bolts have not worked loose. The foundation bolt torque setting
is 310Nm (M30, grade 4.6) on the HL250 and 850Nm (M30, grade 8.8) on the HL330.
4. Check that the upper and lower ram anchor gussets are not damaged.
5. Check warning label is attached to the base.
6. Check the door cover is secure and that the screw functions satisfactorily. Lightly grease the
screw thread.
4.2.3.
As Required
Paint the shafts and base. Aesthetically the galvanised finish will typically last 5 - 7 years
before painting is required. In polluted or saline environments this may be shorter and in a
mild climate considerably longer.
Lubrication of the hinge assembly is not recommended.
