QK7132 - Incident: Jazz DH8D at Kelowna on Feb 10th 2022

A Jazz de Havilland Dash 8-400, registration C-GJZR performing flight QK-7132 from Kelowna,BC to Vancouver,BC (Canada) with 3 crew, was climbing out of Kelowna when the crew attempted to retract the landing gear, however received 3 red and 3 amber lights. In addition the #2 HYD ISO, #2 ENG HYD PUMP, #2 RUDD HYD and PTU CONTROL FAIL caution lights illuminated. The #2 hydraulic pressure was at 0 psi. The crew worked the related "Gear failed to retract" checklist, which returned the #2 hydraulic system to normal, all caution lights except PTU fail extinguished. The landing gear lights indicated three greens. The crew continued the flight to Vancouver with the landing gear down and landed in Vancouver without further incident. After landing all caution lights extinguished.

The Canadian TSB reported maintenance found a significant amount of air in the #2 hydraulic system. The system was bled and serviced, several gear swings were conducted with no faults found.