Subaru Robin PKX220 - Manual (Page 15)

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(3) Refer to page 6 for the recommended oil.
Always use the best grade and clean oil. Contaminated
oil, poor quality oil and shortage of oil cause damage to
engine or shorten the engine life.
5. CLEANING FUEL CUP (See Fig. 7 7 7 7 7-r r r r r)
(2) Re-install the drain plug before refilling oil.
To prevent injury, pay attention to the hot oil.
Make sure the fuel cap is tightly secured to avoid
spillage.
CAUTION
(1) Inspect fuel cup for water and dirt.
(See Fig.7 r q)
(2) To remove water and dirt, close the fuel valve and
remove the fuel cup.
(3) After removing dirt and water, wash the fuel cup with
kerosene or gasoline. Reinstall securely to prevent
leakage.
6. CLEANING AIR CLEANER
(See Fig.7 7 7 7 7-t t t t t,y y y y y)
A dirty air cleaner element will cause starting difficulty, power
loss, engine malfunctions, and shorten engine life extremely.
Always keep the air cleaner element clean.
For EX27/40 urethane foam, remove it from the paper
element and wash it thoroughly with detergent. Then
dry it before installing. (See Fig.7 y w)
For the paper element, clean by blowing on it with
compressed air from the inside or tapping on it gently
to remove dirt. Change the paper element when doing
this fails to remove the dirt.
(See Fig.7 y q)
Clean and replace air cleaner elements more often
when operating in dusty environments.
7. FUEL HOSE REPLACEMENT (See Fig.7 7 7 7 7-u u u u u)
Replace the fuel hose every 1,000 hours or every 2 years.
If fuel leaks from fuel hose, replace the fuel hose immediately.
Take extreme caution when replacing fuel
hose ; gasoline is extremely flammable.
WARNING
8. CHECKING BOLTS, NUTS AND SCREWS
Retighten loose bolts and nuts.
Check for fuel and oil leaks.
Replace damaged parts with new ones.
9. CLEANING PUMP INSIDE
Turn the knob counterclockwise and open the casing
cover holder.
Pull the casing toward you, and then remove the casing
and the inner casing.
Clean the inside of pump casing and casing cover with
clean water.
WARNING Flame Prohibited
WARNING Flame Prohibited
(1) Urethane Foam Element Type
(See Fig.7 t)
Remove the element and wash it in washing oil
(kerosene). Then saturate it in engine oil and squeeze
it firmly before installing. (See Fig.7 t q)
(2) Urethane Foam Dual Element Type
(See Fig.7 y)
For EX13/16/17 urethane foam, remove it from the
paper element and wash it in washing oil (kerosene).
Then saturate it in engine oil and squeeze it firmly
before installing. (See Fig.7 y w)
10. HIGH ALTITUDE ENGINE OPERATION
Please have an authorized SUBARU Industrial Power
Products dealer modify this engine if it is to be run
continuously above 5000 feet (1500 meters). Failure to
do so, may result in poor engine performance, spark
plug fouling, hard starting, and increased emissions.
Carburetor modification by an authorized SUBARU
Industrial Power Products dealer will improve
performance and allow that this engine meets EPA
(Environmental Protection Agency) and California ARB (Air
Resources Board) emission standards throughout its useful
life.
An engine converted for high altitudes can not be run at
5000 feet or lower. In doing so, the engine will overheat
and cause serious engine damage.
Please have an authorized SUBARU Industrial Power
Products dealer restore high altitude modified engines
to the original factory specification before operating
below 5000 feet.
Model
Oil capacity
Liter (U.S. gal)
PKX201, PKX301, PKX201H,
PKX201ST, PKX301ST,
PKX201T, PKX210, PKX310
PKX220, PKX320,
PKX220ST, PKX320ST
0.6 (0.16)
PKX401, PKX301T 1.1 (0.29)
PKX401T 1.2 (0.32)
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