Fuel Valve Maintenance; Enginemaintenance - Briggs & Stratton PRO400 Operator's Manual

Fuel Valve Maintenance
The fuel valve is equipped with a fuel sediment cup, screen,
retaining ring and o-ring that need to be cleaned every
100 hours or once a year (whichever occurs first).
1. Move fuel valve to "Off" position.
2. Remove sediment cup (A) from fuel valve. Remove
o-ring (B), retaining ring (C) and screen (D) from fuel
valve.
3. Wash sediment cup, o-ring, retaining ring, and screen
in a nonflammable solvent. Dry them thoroughly.
4. Place screen, retaining ring, and o-ring into fuel valve.
Install sediment cup and tighten securely.
5. Move fuel valve to "On" position, and check for leaks.
Replace o-ring if there is any leakage.
EngineMaintenance
_i, WARNING Unintentional sparking can result in fire or
_ electric shock.
WHEN ADJUSTING ORMAKING REPAIRS TOYOUR
GENERATOR
• Disconnect the sparkplugwirefrom the sparkplugand place
the wirewhereit cannotcontactsparkplug.
WHEN TESTING FORENGINE SPARK
• Useapproved sparkplugtester.
• DONOTcheckfor sparkwith sparkplugremoved.
Oil Recommendations
We recommend the use of Briggs & Stratton Warranty
Certified oils for best performance. Other high-quality
detergent oils are acceptableif classified for service SF, SG,
SH, SJ or higher. DONOT use special additives.
Outdoor temperatures determine the proper oil viscosity for
the engine. Use the chart to select the best viscosity for the
outdoor temperature range expected.
* Below 40°F
oF o c
104 n _, __ , !l_'X_ 40
86 _om __ _,_ o__ 30
68 _mo >_20
so 10
32 o ._m -- 0
-2214-4 -- , l--___' -30-20-10
(4°C)the useof SAE30 will resultin hardstarting.
** Above 80°F (27°C) the use of 10W30 may cause increased oil
consumption. Oheck oil level more frequently.
NOTICE Synthetic oil meeting ILSACGF-2, API
certification mark and API service symbol with
"SJ/CF ENERGYCONSERVING" o r higher, is an
acceptableoil at all temperatures. Use of synthetic
oil does not alter required oil change intervals.
CheckingOil Level
Oil level should be checked prior to each use or at least
every 8 hours of operation. Keepoil level maintained.
1. Make sure generator is on a level surface.
2. Cleanarea around oil fill, remove oil cap/dipstick and
wipe dipstick with clean cloth. Replace dipstick.
Remove and and check oil level.
NOTICE DO NOTscrew in dipstick when checking oil level.
3. Verify oil is at "Full" mark (E) on dipstick. Replace and
tighten oil cap/dipstick.
AddingEngine Oil
1. Make sure generator is on a level surface.
2. Check oil level as described in Checking Oil Level
3. If needed,slowly pour oil into oil fill opening to the
"Full" mark on dipstick. DO NOToverfill.
NOTICE Overfilling with oil may cause the engine to not
start, or hard starting.
• DONOT overfill.
• If overthe FULL markon dipstick,drainoil to reduceoil level t o
FULLmarkon dipstick.
4. Replace and tighten oil cap/dipstick.
18 BRIGGSandSTRATTON.COIVl