| Step | | Procedure & Parts & Tools |
| 1 |
|
LOCATE SPARK PLUG WIRE
|
| 2 |
|
PULL TO DISCONNECT SPARK PLUG WIRE
|
| 3 |
|
LOCATE SPARK PLUG
| Crescent wrench |
|
|
| 4 |
|
UNSCREW SPARK PLUG
| Ratchet-Socket standard 13/16 in |
|
|
| 5 |
|
PULL TO REMOVE SPARK PLUG
|
| 6 |
|
TWIST COMPRESSION TESTER IN SPARK PLUG OPENING ON ENGINE
| Compression Tester |
|
|
| 7 |
|
DON’T START MACHINE, JUST TURN ENGINE OVER, IF COMPRESSION IS BETWEEN 90 AND 100PSI, COMPRESSION IS OK.
| Compression Tester |
|
|
| 8 |
|
COMPRESSION TEST BOTH SPARK PLUGS AND REVERSE STEPS 2 THRU 5 TO REASSEMBLE MACHINE
| Compression Tester |
|
| Ratchet-Socket standard 13/16 in |
|
| Crescent wrench |
|
|