Test Point 13 - Altitude Correction Box

TEST POINT 13

Altitude Correction Box
(Tested Below 1 000 Meters Above Sea Level

1. Check CO level.




2. Pull off plug (3) on altitude correction box.
CO test value must not be changed.

3. Bridge plug with a suitable test lead.
CO test value must change in lean direction by about 0.5 to 1.0 %.

4. Connect plug on altitude correction box with power flow tester or ohmmeter.
Specification: infinite ohm (switch open)

Switch of altitude correction box is closed at altitudes higher than 1,000 meters above sea level.
Specification: 0 ohm