Demco CR 108, Operator'S Manual

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Every 2,000 miles or 30 Days, perform the following checks on the unit:
AIR BRAKE SYSTEM
A. Check air brake hose and Synflex lines for chaffing and crimping.
TIRES
A. Check for signs of uneven tire wear.
B. Check tires for cuts, side wall breaks, tread cracking, or separation or
feathered wear.
C. Check duals for uneven wear, and rotate if necessary.
BRAKE DRUMS AND WHEELS
A. Check and determine how much brake lining has worn.
B. Inspect closely for worn stud holes, loose cap nuts and/or clamp nuts.
C. Inspect wheel, rims, and hubs for cracks, breaks or other damage.
D. Grease slack adjusters
SUSPENSION ASSEMBLIES
A. Inspect rubber bushings.
B. Inspect mounting brackets for damage or broken parts.
C. Make certain lock nuts on alignment adjusting screws are tight.
D. Check and re-torque all suspension bolts and pushblock bolts.
HYDRAULIC SYSTEM
A. Check hydraulic hoses for chaffing, crimping and fasten securely.
B. Check for hydraulic leaks.
C. Make sure valves are not leaking and are operating properly.
D. Hydraulic system is entirely dependent upon towing
vehicle for its supply and control. Therefore, you must maintain hydraulic
system on tow vehicle. Tow vehicle should maintain 30 GPM, oil flow at
2500 PSI.
2000 Miles or 30 Day Maintenance Check List