Portable Generator User Manual
25
Maintenance Level 1 Level 2 Level 3 Level 4 Level5
Tasks
Recom- Task Task Required Task Task Required Task
mended Comp. Comp. to be done Comp. Required Comp. to be done Comp.
to be done (Date- Required (Date- Semi- (Date- to be done (Date- Bi- (Date-
monthly/ Initials) to be done Initials) annually/ Initials) Annually/ Initials) annually/ Initials)
10 hrs. 6 months 50 hrs. 100 hrs. 250 hrs.
10. Test the engine
and transfer
switch safety
devices. Correct
and/or adjust as
necessary.
11. Initiate an
automatic start
and transfer of
the unit to site
load and exercise
it for at least 1
hour looking for
leaks, loose
connections or
components, and
abnormal
operating
conditions.
Correct as
necessary.
12. Start and
exercise the unit
at full rated load
(use a load bank
if the site load is
not enough) for
at least 2 hours
looking for leaks,
loose
connections or
components, and
abnormal
operating
conditions.
Correct as
necessary.
13. Perform an
engine oil
analysis (send a
sample to a lab
for results).
Change the
engine oil and
filters if the
analysis results
indicate this is
required.
14. Change the *
engine oil.
15. Replace the *
engine oil filter(s).
Section 5 — Maintenance
Air-cooled 15 kW Generators
* Change oil and fi lter after fi rst eight (8) hours of operation and then every 100 hours thereafter. Change sooner when operating under a heavy load or in
a dusty or dirty environment or in high ambient temperatures.