Paccar Peterbilt 587 - Page 155

PART 8: MAINTENANCE AND SERVICE PREVENTIVE MAINTENANCE SCHEDULE
(R05/10) Y53-6032 – 153 –
Cooling System (ELC) Check the freeze point (see page 191). X
Check for contamination using test strips (see page 192
). X
Replace blank water filter if applicable. X
Perform lab analysis of coolant to determine suitability for continued use
(see page 192
).
X
Flush, drain, and refill with new coolant if lab analysis shows coolant is
unsuitable for continued use(see page 194
).
X
Add ELC Extender if lab analysis shows coolant is suitable for continued
use (see page 192
).
X
Flush, drain, and refill with new coolant (see page 194
). X
Fan clutch Check for leaks. X X
Check the fan drive bearings (turn the sheavein both directions to check for
worn hub bearings).
XX
Solenoid Valve Check the fan drive for proper engagement and disengagement. X X
Tires &
Wheels
Tires Check inflation pressure (see page 178
). Weekly “cold” using cali-
brated gauge
Tires Inspect for cuts, irregular wear, missing lugs, sidewall damage, etc. X
Table 2 Preventative Maintenance Schedule (Continued)
SYSTEM COMPONENT MAINTENANCE TASK
Recommended
PM Interval
I ABCDE
Y53-6032.book Page 153 Monday, May 24, 2010 3:37 PM