SPORTS ART DS972 Owner's Manual page 33

Maintenance
1. Apply lubricant to the guide rods every 3 months.
Procedure:
(a). Put some lubricant on a clean, lint-free cloth. Rub the
lubricated cloth on the guide rods.
(b). Load the upper stack carriage set. Exercise to test operation.
(c). Repeat steps (a) and (b) 2-3 times. (Note: the cloth should be
lint-free.)
2. After lubricating the guide rods, inspect cable tightness. Refer to
the manual, and adjust it if necessary.
Guide Rod Cleaning and Lubricating
32