Air Filter Element Maintenance; Spark Plug Maintenance - Greyhound 97964 Set Up And Operating Instructions Manual

3. Replace the Drain Plug Bolt and
Drain Plug Washer (69). Replace
the washer, if damaged. Tighten the
plug. (See Figure F.)
4. Refill the oil to the proper level follow-
ing the instructions under the "Start-
ing the engine" section.

Air Filter Element Maintenance

FIGuRE G
AIR FILTER
HOuSING
(24)
BOLT
BOLT
(29)
(29)
AIR
FILTER
cOVER
(28)
1. Wipe off the Air Filter Cover (28).
(See Figure G.)
2. The Air Filter Cover (28) is held in
place by two Bolts (29). Unscrew
and remove the two Bolts.
3. Remove the Foam Air Filter (27).
Then remove the Apron Plate (26).
(See Figure G.)
4. Wash the Foam Air Filter (27) and
Apron Plate (26) in warm water and
mild detergent several times. Rinse.
Squeeze out excess water from the
Filter and allow it to dry completely.
Soak the Filter in lightweight oil
briefly, then squeeze out the excess
oil. (See Figure G.)
SKU 97964 For technical questions, please call 1-800-444-3353.
FOAM
APRON
AIR FILTER
PLATE
(27)
(26)
5. Install the cleaned Apron Plate (26)
and Foam Air Filter (27). Secure the
Air Filter Cover (28) with the two Bolts
(29) before use. (See Figure G.)

Spark Plug Maintenance

1. Disconnect Spark Plug Wire from end
of the Spark Plug. Clean out debris
from around Spark Plug.
2. Using the provided Spark Plug
Wrench, remove the Spark Plug.
3. Inspect the Spark Plug:
If the electrode is oily, clean it using a
clean, dry rag.
If the electrode has deposits on it,
polish it using emery paper.
If the white insulator is cracked or
chipped, the Spark Plug needs to be
replaced.
FIGuRE H
4. When installing a new Spark Plug,
adjust the plug's gap to the specifica-
tion on the "Technical Specification"
chart. Do not pry against the elec-
trode or the insulator, the Spark Plug
can be damaged. (See Figure H.)
5. Install the new Spark Plug or the
cleaned Spark Plug into the Engine.
Gasket-style: Finger-tighten until the
gasket contacts the cylinder head,
then tighten about 1/2-2/3 turn more.
Non-gasket-style: Finger-tighten until
the Plug contacts the head, then
about 1/16 turn more.
.027" TO .031"
Page 12