Diamond DA 42 - 11 L;R Fuel Transfer Fail (if Aux. Tanks Are Installed)

Abnormal Operating
Procedures
DA 42 AFM
Page 4B - 34 Rev. 8 15-Dec-2017 Doc. No. 7.01.05-E
4B.11 L/R FUEL TRANSFER FAIL (IF AUX. TANKS ARE INSTALLED)
If the fuel quantity in a main tank does not increase during fuel transfer:
1. Switch OFF both fuel transfer pumps.
CAUTION
An imbalance in the auxiliary tanks is approved when the
imbalance in the main tanks is less than 1 US gal (3.8 liter).
2. Check fuel imbalance in the main tanks; use CROSSFEED function to keep the
LH and RH main tank imbalance within the permissible limit of 1 US gal
(3.8 liter).
3. Switch the remaining fuel pump ON.
4. Use CROSSFEED function to keep the LH and RH main tank imbalance within
the permissible limit of 1 US gal (3.8 liter).
END OF CHECKLIST