Printed in U.S.A.
4-6
918070/FP0811
Check, Clean & Inspect
(Cont.)
Fluid and Filter Changes
Service Activity
Daily
Every 50
Hours
Every 250
Hours
Every 500
Hours
Every
1000
Hours
Customer
Dealer
Check tracks for cracks or cuts
x
x
Check track tension; adjust if necessary
x
x
Inspect cylinder piston rods for damage
x
x
Ensure bucket and attachment pins are
secure and locked
x
x
Inspect hydraulic line clamps for tight-
ness/damage
x
x
Clean hydraulic couplings/dirt build-up
on the hydraulic system dust caps
x
x
Grease central lubrication system
x
x
Inspect engine cover gas strut
x
x
Ensure warning decals and Operator’s
Manual are in place
a
x
x
x
x
Check primary relief valve pressure
a
x
x
x
Check fasteners for tightness
a
x
x
x
Check indicator lights for correct func-
tion
a
x
x
x
Inspect cab/canopy tilt lock/support
components
a
x
x
x
Inspect insulating mats in the engine
compartment
a
x
x
x
Check bearing play on tread rollers,
track carrier rollers and front idlers
x
x
Check air filter restriction indicator
x
x
a. Check after first 50 hrs; every 500 hrs thereafter.
Service Activity
Daily
Every 50
Hours
Every 250
Hours
Every 500
Hours
Every
1000
Hours
Customer
Dealer
Engine oil
x
a
x
b
x
x
Engine oil filter
x
a
x
x
Fuel filter
x
c
x
x
Hydraulic oil filter insert
x
c
x
x
Gearbox oil
x
d
x
x
Hydraulic oil
x
x
Breather-hydraulic oil tank
x
x
Engine coolant
x
x
Air filter element when indicator light
comes on
x
a. Change after first 50 hrs; every 500 hrs thereafter.
b. Dusty work environment, high temperature, high rate of hammer use, and similar intensive use conditions.
c. Change after first 50 hrs; every 500 hrs thereafter.
d. Change after first 50 hrs; every 1000 hrs thereafter.
Summary of Contents for 503Z
Page 6: ...Printed in U S A iv 918070 FP0811 NOTES ...
Page 28: ...Printed in U S A 1 22 918070 FP0811 INTENTIONALLY BLANK To be removed as dealer s file copy ...
Page 90: ...Printed in U S A 3 44 918070 FP0811 NOTES ...
Page 94: ...Printed in U S A 4 4 918070 FP0811 Maintenance Label ...