Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Vacuum Pump With Gauge

Vacuum Pump:

Vacuum Gauge Readings:

^ Used as a vacuum source, to check the operation of, and verify vacuum to, vacuum actuated components, (i.e. the EGR valve).

^ Used as a gauge, to check engine operation.