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918196/EP0913
5-4
Printed in U.S.A.
TRAVELING GEAR
BUCKET, BOOM AND DOZER BLADE
Problem
Possible Cause
Corrective Action
Machine will not travel
Obstruction jamming track mechanism
Remove object
Gears inoperative
Repair gear; contact authorized service
center
Machine will not travel straight
forward or backward
Obstruction jamming track mechanism
Remove object
Unequal track tension
Adjust track tension; see "Checking and
Adjusting Track Tension” on page 4-26
Travel s damaged
Repair/replace s; contact authorized service
center
Problem
Possible Cause
Corrective Action
Swing frame rotation malfunc-
tioning
Swing lock pin engaged
Release swing lock pin
Insufficient lubrication
Lubricate swing gear using remote grease
fitting
Front end attachments do not
work or work only at a low
performance level
Low hydraulic fluid level
Add hydraulic fluid; see "Checking Hydraulic
Oil Level” on page 4-19
Low engine power
See "Engine” troubleshooting on page 5-1;
contact authorized service center
Engine-to-pump coupling or hydraulic pump
damaged
Contact authorized service center
Pressure limiting s set too low
Contact authorized service center
Hydraulic cylinder damaged
Contact authorized service center
Control s damaged
Contact authorized service center
Hydraulic cylinders lower too
quickly
Seals contaminated or damaged
Contact authorized service center
Heavy internal leakage at control spools
Contact authorized service center
Secondary cartridge s damaged
Contact authorized service center
Hydraulic lines overheat
Hydraulic oil filter blocked
Clean or replace filter
Low hydraulic fluid level
Add hydraulic fluid; see "Checking Hydraulic
Oil Level” on page 4-19
Secondary cartridges set too low
Contact authorized service center
Hydraulic fluid cooling system not in working
order
Service hydraulic fluid cooling system; contact
authorized service center
Summary of Contents for 383Z
Page 6: ...918196 EP0913 iv Printed in U S A NOTES...
Page 22: ...918196 EP0913 1 16 Printed in U S A INTENTIONALLY BLANK To be removed as dealer s file copy...
Page 42: ...918196 EP0913 2 20 Printed in U S A NOTES...
Page 78: ...918196 EP0913 4 4 Printed in U S A Maintenance Label...
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