Cosen C-620NC, Instruction Manual, Page: 82 / 122

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MAINTENANCE SCHEDULE
We suggest you do the maintenance on schedule. The recommended schedule includes three periods,
1.Daily maintenance. 2.Monthly maintenance. 3. Six months maintenance.
Before beginning a day’s work
1. Please check the hydraulic oil level. If oil level volume is below 1/2, please add oil as
necessary.(Filling up to 2/3 level is better for system operation.)
2. Please check the cutting fluid level, adding fluid as necessary. If the fluid appears contaminated
or deteriorated, drain and replace it.
3. Please check the saw blade to ensure that it is properly positioned on both the drive and idle
wheels.
4. Please make sure that the saw blade is properly clamped by the left and right inserts.
5. Please check the wire brush for proper contact with the saw blade. Replace the wire brush if it is
worn out.
After ending a day’s work
Please remove saw chips and clean the machine with discharging the cutting fluid when work has
been completed.
Do not discharge cutting fluid while the saw blade is operating because it will cause severe
injury on operator’s hand.
Be sure the saw blade is fully stop, it will be performed after working inspection.
Every month
Please apply grease to the following points:
1. Idle wheel
2. Drive wheel
3. Blade tension device
Recommended Grease:

Shell Alvania EP Grease 2

Mobil Mobilplex 48
Every three months
Replace the transmission oil after operating for three months (or 600 hours).
Recommended Grease:

Shell Alvania EP Grease 2

Mobil Mobilplex 48 (600W Cylinder oil)