Operation CHARM: Car repair manuals for everyone.
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

Compressor HVAC

Pressure/Temperature Specifications

Normal Ambient Operating Temperature
Range 24° to 43° C

Normal Evaporator Operating Temperature
Range -12° to 0° C

Normal Running Condition System Pressures
Low Side 15 to 30 PSIA
High Side 185 to 205 PSIA