Sears 143.999 - Manual (Page 4)

STOPPING
(D Move equipment control or any ignition stop switch on engine
to STOP or OFF (see equipment manufacturer’s instructions).
Push stop switch (see Figure 1) located next to spark plug on
engine against spark plug and hold it in this position until engine
is completely stopped.
AFTER ENGINE IS STOPPED;
, A. DISCONNECT SPARK PLUG WIRE FROM SPARK PLUG
i AND KEEP IT AWAY FROM SPARK PLUG._________________
.B. TURN IGNITION SWITCH KEY (IF SO EQUIPPED) TO
k ..Qpp., POSITION AND REMOVE KEY FROM SWITCH.
THIS WILL REDUCE THE POSSIBILITY OF UNAUTHO­
RIZED STARTING OF ENGINE WHILE EQUIPMENT IS
NOT IN USE.
NEVER STORE ENGINE WITH FUEL IN TANK INDOORS
OR IN ENCLOSED, POORLY VENTILATED AREAS
WHERE FUEL FUMES MAY REACH AN OPEN FLAME,
SPARK OR PILOT LIGHT AS ON A FURNACE, WATER
HEATER, CLOTHES DRYER OR OTHER GAS APPLI­
ANCE.
MAINTENANCE
WARNING: TEMPERATURE OF MUFFLER AND NEARBY
k AREAS MAY EXCEED ISQOF (65”C). AVOID THESE AREAS.
© CHECK OIL LEVEL:
Check oi I level every five (5) operating hours or each time engine
is used. See “2 CHECK OIL LEVEL’ in “BEFORE STARTING"
on Page 1.
CHANGE OIL:
Change oil after first two (2) operating hours and every 25
operating hours thereafter, more often if operated in extremely
dusty or dirty conditions. Change oil while engine is still warm
from recent running.
A. Position equipment so engine oil drain plug is lowest point on
engine (see Figure 1).
B. Remove oil drain plug and oil fill plug to drain oil.
C. Replace oil drain plug and tighten securely.
D. Fill oil sump with recommended oil. See “OIL & FUEL
RECOMMENDATIONS” and “CHECK OIL LEVEL’ on Page
1 .
E. Replace oil fill plug and tighten securely.
F. Wipe up any spilled oil.
b.
c.
d.
B.
MAINTENANCE
(Continued) '
2. PAPER FILTER:
DO NOT ATTEMPT TO CLEAN OR OIL FILTER.
Replace once a year or every 100 operating hours
more often if used in extremely dusty conditions.
Replacement filters are available at any Sears Roe
buck and Co. (or Sears Canada, Inc.) Service Center
TO REMOVE AND INSTALL FILTER(S)
1. Remove wing nut and cover.
Slide foam filter off paper filter.
Inspect filters for discoloration or dirt accumulation. I
either is present, service per preceding “TO SERVICE
FILTER(S)* instructions.
Clean inside of base and cover thoroughly.
Install new paper filter on base.
Slide foam filter over paper filter.
Install cover and wing nut. Tighten wing nut securely.
2 .
3.
4.
5.
6
.
7.
PAPER RLTEB COVER
WING NUT
FOAM FILTER
W SPARK PLUG (see Figure 5):
This spark ignition system meets all requirements of the Cana­
dian Interference-Causing Equipment Regulations. This engine
compiies with all current Australian and New Zealand limitations
regarding electromagnetic interference. Check spark plug yearly
or every 100 operating hours.
A. Clean area around spark plug.
B. Remove and inspect spark plug.
C. Replace spark plug If electrodes are pitted, burned or porce­
lain is cracked. For replacement use Champion RJ17LM.
NOTE: Resistor spark plug must be used for replacement.
D. Check electrode gap with wire feeler gauge and set gap at
.030 if necessary.
E. Install spark plug, tighten securely.
AIR CLEANER (see Figure 4):
NEVER RUN ENGINE WITHOUT COMPLETE AIR CLEANER
INSTALLED ON ENGINE.
A. TO SERVICE FILTER(S) (see Figure 4):
1. FOAMRLTER:
Clean and re-oil every three (3) months or every 25
operating hours. Clean and re-oil daily if used in
extremely dusty conditions.
a. Wash in water and detergent solution and squeeze
(don’t twist) until all dirt is removed.
Rinse thoroughly in clear water.
Wrap In a clean cloth and squeeze (don't twist)
until completely dry.
Saturate with engine oil and squeeze (don’t twist)
to distribute oii and remove excess oil.
Page 3
ELECTRODES
PORCELAIN
.030 GAP
Figure 5
181-1195-11