Walk-Around Inspection; Engine Oil & Filter - Change; Engine Oil Level; Engine Oil Cooler - Clean - Rayco Super Jr RG27 Operator, Service, Maintenance Manual

Walk-Around Inspection

1. Inspect the cutting boom cylinders and linkage for
damage or excessive wear. Repair if dam aged.
2. Inspect and remove any chip or residue buildup in and
around the engine.
3. Inspect the hydraulic system for leaks. Inspect the tank,
hoses, tubes, plugs, joints, and fittings. Correct any leaks.
4. Be sure the covers and guards are firmly in place. Inspect
for damage.
5. Inspect the tires and rims for damage and inflation. Inflate
all tires to 22 PSI. Replace worn tires.
6. Inspect for loose or missing fasteners. Tighten or replace.
7. Inspect the belts and PolyChain® for wear. Replace if
frayed or cracked.

Engine Oil Level

NOTICE
Check only when the engine is in a level position.
1
Check oil level on dipstick (1) located behind engine as shown.
Follow the directions found in the Engine Operator Manual.

Engine Oil Cooler - Clean

Check the oil cooler daily and clean as necessary. (Refer to
the engine operation manual for details).
NOTE: For cleaning with a hot water cleaning device,
use a spray steam with a pressure not exceeding 426
psi (2982 kPa) to pre vent damage to painted ar eas of
the components. The use of solvents or strong cleaners
should be avoided for the first 90 days. Strong cleaners
will destroy paint until the paint is fully cured.
After cleaning, blow the oil cooler dry with compressed air
that does not exceed 40 psi (275 kPa).
800.392.2686
RG27/35/37 Operation • Service • Maintenance
Engine Oil & Filter - Change
Follow directions in the Engine Operator Manual
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2
1. With engine OFF but still warm, remove the oil drain
plug (2) and drain oil into appropriate container. When
finished, reinstall the drain plug.
2. Remove the oil filter (3) by turning counterclockwise as
shown.
3. Apply a light oil film on the new filter gasket and install
filter by turning clockwise until gasket contacts the filter
adapter. Then tighten by hand 1/2 to 3/4 turn more.
4. Place engine level and add the appropriate oil type and
viscosity rating as described in the engine manual. Fill
to the correct level, replace dipstick and fill cap.
5. Start engine and run for 30 seconds to circulate oil
through the filter, then stop engine.
6. Wait 30 seconds after shutting engine down and then
check oil level and add according to the FULL mark
shown on the dipstick.
7. When complete, replace the dipstick and fill cap.
Engine Spark Plugs - Check
Follow the directions found in the Engine Operator Manual.
• Check the gap using a feeler gage. Adjust gage to 0.030"
(0.76mm) by carefully bending the ground electrode.
• Reinstall the spark plug into the cylinder head. Torque
the spark plug to 18-22 ft lbs (24-29 Nm).
Engine Valve Clearance
Follow the directions found in the Engine Operator Manual
to check valve clearance
Maintenance
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