Daily
Visually check ladder and structure for damage, loose components,
handrails, etc.
Check for hydraulic oil leaks from hydraulic cylinders, plumbing and hoses.
Notify the appropriate supervisor for any observed damage or malfunction.
500 Hours
Grease the nipples on the rotation shaft and sector gears.
Check main mounting bolts for torque.
Check hydraulic oil level in power pack and top up as necessary. (Ladder in raised
position).
Top up using same hydraulic oil as used in hydraulics of machine.
Thoroughly check all electrical wiring for damage, replace as necessary.
Repeat daily check as above
5000 Hours
Change hydraulic oil in tank of hydraulic power pack (5.0 litres)
It is recommended that the same hydraulic oil be used in the power pack as the
hydraulics of the machine.
Grease 4 grease nipples on rotation shaft and sector gears, all of these are
accessible with the ladder lowered, and accessed from under the ladder.
Check and inspect all main bolts on ladder system.
Retorque if required.
Repeat daily check as above
FOLDING LADDER
Caterpillar D11R Dozer
Section 3
Recommended Maintenance Procedure
Pg11
PSA-D11R-F/L
210610
Summary of Contents for PSA-D11R-FL
Page 13: ...FOLDING LADDER Caterpillar D11R Dozer Section 5 Assembly Complete Pg13 PSA D11R F L 210610 ...
Page 14: ...FOLDING LADDER Caterpillar D11R Dozer Section 5 1 Ladder Assembly Pg14 PSA D11R F L 210610 ...
Page 19: ...FOLDING LADDER Caterpillar D11R Dozer Section 5 4 Spreader Assembly Pg19 PSA D11R F L 210610 ...
