bearing is damaged; in this case, dismantle pulley and inspect it. If any
damaged bearing, it must be replaced immediately.
(10)Inspect weight plates and selector pin: check if there’s burr or
damage; wipe each weight plate and guide rod to remove dirt and dust.
Make sure that selector pin can be fully inserted into each weight plate
and stably retained there (Picture 2).
(11)Inspect bearings and lubricate shaft bushing: it’s recommended that
a small amount of silicone oil should be used for lubricating shaft bushing
which is used for supporting shaft. Spray the oil onto shaft and twist the
shaft several laps inside shaft bushing; meanwhile, check whether the
bushing is excessively abraded or damaged.
3.Monthly Inspection
(1)Inspect main frame and press arms: lubricate the pop pin; inspect and
lubricate seat post; inspect all fastening parts.
(2)Inspect main frame and press arms: check if they are complete and
work normally; check if there’s cracking, peeling paint or rustiness. Repair
or replace the parts according to actual condition.
(3)Check if main frame is cracked. Pay special attention to solder joints.
If any crack, suspend the machine immediately and contact maintenance
staff to repair it.
(4)Check if there’s rust or peeling paint on frame; if yes, wipe it gently
18
Guide Rod
Steel Cable
Head Plate
Weight Plate
Selector Pin
Lubricate it regularly
Picture 1:
Picture 2:
