Product Manual

Table Of Contents
6. Maintenance 9-2015
After Every After Every 12 Months or 2 Years or
24 Hours 50 Hours After 250 After 500
of Run of Run Hours
2
Hours
2
Maintenance Items Time
1
Time
Check engine mounts for
general condition and for signs
of excessive wear.
Check starting motor.
Check turbocharger for signs of
leakage. Listen for excessive
noise when test running the
generator set.
Inspect spark plugs. Replace if
showing signs of excessive
wear, carbon deposits, oil
accumulation or damaged.
Replace spark plugs and spark
plug wires.
Check charge air cooler for
damage and debris.
Check valve lash and adjust if
required. See the Valve
Clearance Adjustment
procedure (service manual
only).
Check fan drive idler arm and
fan belt tensioner for general
condition, as well as for
excessive play in both.
Replace cooling system coolant.
1
This interval is based on generator run time: daily in an outage or after every 24 hours of
run time.
2
To be performed by a qualified Service Technician.
3
Cleaning schedule may be reduced depending on operating conditions/environment.
4
After the initial 50 hour interval and every 250 hours thereafter.
6.3 Exercising the Generator Set
NOTICE
Audible engine RPM variation may be heard when there is no load applied.
This is normal and does not affect the generator set performance.
70 A051X877 (Issue 3)