Periodic Maintenance; Test Stationary Emergency Generator System Operation And Components; Inspect Battery - Generac Power Systems SD050 Owner's Manual

Stationary emergency industrial generator
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Maintenance
Annually or Every 200 Hours
• Change engine oil and filter.
• Change fuel filters (diesel).
• Change air filter.
• Inspect all wiring.
• Test engine starter operation.
• Drain water from fuel tank.
• Retorque fan bolts.
• Drain and refill gearbox (if so equipped).
Every Two Years
• Replace all rubber hoses.
• Replace engine fan belts.
• Inspect the Stationary Emergency Generator System.
• Drain, flush, refill cooling system.
• Inspect AC alternator.
• Check injection pump timing (see engine manual for applicabil-
ity).
• Check/adjust valve lash (see engine manual for applicability).
Every 1,000 Operating Hours
Some of the following items will be engine specific and will not
apply to all models.
• Inspect engine DC alternator.
• Inspect engine starter.
• Retorque engine mounting brackets.
• Remove/test fuel injection pump.
• Remove/test cooling system thermostat.
As Required
• Bleed engine fuel system.
• Clean and inspect the base tank and enclosure for signs of paint
failure and rust or corrosion. In humid or salty environments
periodic cleaning, inspection and correction may be required.
Touch up paint is available to help cover and control any rust
which may occur.

PERIODIC MAINTENANCE

A rigorous program of scheduled periodic maintenance should
be established and maintained. Such a program, if adhered to
diligently, will provide added assurance that the power system
functions properly when it is needed.
Keeping a "Maintenance Log" is highly recommended. Such a log
should be a continuous record of periodic inspections, service,
repairs, parts replacements, gauge and instrument readings during
operational tests, etc.
The manufacturer requires that a "Scheduled Maintenance Plan"
be established between the user of this equipment and the install-
ing Authorized Service Dealer. Under this agreement, an Authorized
Service Technician performs prestart and engine running tests and
checks at six-month and one-year intervals. Ask an Authorized
Service Dealer about this agreement.
The tasks listed in the "Service Schedule" cover the minimum
recommended maintenance requirements for this equipment.
12
(whichever comes first)
Many of the tests and checks listed in the schedule are to be per-
formed only by an Authorized Service Technician. Fluid capacities
and recommendations, as well as other applicable specifications,
are listed in "Specifications".
TEST STATIONARY EMERGENCY GENERATOR SYSTEM
OPERATION AND COMPONENTS
An authorized operator should test the operation of the stationary
emergency generator system and inspect its components monthly
(or every 10 operating hours, whichever comes first).
Every 12 months (or 200 hours), an Authorized Service Technician
should perform a system operational test. During this operational
test, all instrument and gauge readings should be recorded in a
"Maintenance Log." The transfer system also should be tested at
this time. The engine should be run under system load for at least
60 minutes and all components should be inspected (checking for
leaks, loose fittings and connections, etc) and any discrepancies
corrected immediately.

INSPECT BATTERY

Stationary emergency generators installed
with automatic transfer switches will crank
and start automatically when NORMAL (UTIL-
ITY) source voltage is removed or is below an
acceptable preset level. To prevent such auto-
matic start-up and possible injury to person-
nel, do not connect battery cables until cer-
tain that normal source voltage at the transfer
switch is correct and the system is ready to
be placed into operation.
Storage batteries give off EXPLOSIVE hydro-
gen gas. This gas can form an explosive mix-
ture around the battery for several hours after
charging. The slightest spark can ignite the
gas and cause an explosion. Such an explo-
sion can shatter the battery and cause blind-
ness or other injury. Any area that houses a
storage battery must be properly ventilated.
Do not allow smoking, open flame, sparks or
any spark producing tools or equipment near
the battery.
Battery electrolyte fluid is an extremely
caustic sulfuric acid solution that can cause
severe burns. Do not permit fluid to contact
eyes, skin, clothing, painted surfaces, etc.
Wear protective goggles, protective clothing
and gloves when handling a battery. If fluid
is spilled, flush the affected area immediately
with clear water.
DO NOT dispose of the battery in a fire. The
battery is capable of exploding.
DO NOT open or mutilate the battery.
Released electrolyte can be toxic and harmful
to the skin and eyes.

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