Prelude Type-SH L4-2157cc 2.2L DOHC H22A4 (VTEC) 16V (1998)
Adjuster/Output Rod
6. If the clearance is incorrect, remove the tool, and adjust the clearance by holding the pushrod and turning the adjuster in or out.
CAUTION: Do not pull the pushrod out of the brake booster.
NOTE: Adjust the clearance while the specified vacuum is applied to the booster.
Pushrod
7. Adjust the pushrod length as shown if the booster is removed.
8. Install the master cylinder.