Harbor Freight Tools GREYHOUND 97964 User Manual

Page 12

Page 12

SKU 97964

For technical questions, please call 1-800-444-3353.

Replace the Drain Plug Bolt and

Drain Plug Washer (69). Replace

the washer, if damaged. Tighten the

plug.

(See Figure F.)

Refill the oil to the proper level follow-

ing the instructions under the “Start-

ing the engine” section.

Air Filter Element Maintenance

FIGuRE G

FOAM

AIR FILTER

(27)

APRON

PLATE

(26)

AIR

FILTER

cOVER

(28)

BOLT

(29)

BOLT

(29)

AIR FILTER

HOuSING

(24)

1. Wipe off the Air Filter Cover (28).

(See Figure G.)
The Air Filter Cover (28) is held in

place by two Bolts (29). Unscrew

and remove the two Bolts.
Remove the Foam Air Filter (27).

Then remove the Apron Plate (26).

(See Figure G.)
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.)

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

Disconnect Spark Plug Wire from end

of the Spark Plug. Clean out debris

from around Spark Plug.
Using the provided Spark Plug

Wrench, remove the Spark Plug.
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

.027” TO .031”

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.)

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.