P/N 104075, Rev. 0 Page 51
• When the oil becomes contaminated
• When the power unit is operated at high temperatures for extended
periods
• At least every two years
Fluid level should never drop below the red bar on the level/temperature gauge.
Add only clean filtered fluid to the system. Do not return leaked fluid to the unit.
5.3.10.3 KM4000 hydraulic hoses and fittings
Before operation, inspect all hydraulic hoses and fittings for damage, kinks, leaks,
and fit. Replace damaged or suspect components.
Hydraulic hoses operate under extreme pressure. Operating a
hydraulically powered machine using damaged hydraulic hoses or
fittings could cause high-velocity leaks of hydraulic fluid, resulting in
blindness, fire, or severe cutting or impact injury.
5.3.11 Chain clamp
Periodically check chain links for wear. After using the key mill, spray the links
with lubricant.