(1) 3D Remove the Pump Valve Housing using number 15 wrench
Fig. 1
(2) 3D Remove the Pump Valve Housing and inspect the rotors for cracks and fouling.
Fig. 2Replace as appropriate using Maintenance Procedure JC0346.
(3) 3D Prior to re-installation of the Pump Valve Housing, ensure the gasket is resealed with the correct gasket sealant.
(4) 3D Reinstall the Pump Valve Housing.
(5) 3D Reinstall the Pump Valve.
NOTE
Ensure that all bolts are tightened to 25nm.
(6) 3D Loosen the pump adjuster by .5 turn.