c) PUMPS WITH MQ - HQ HEAD
Use pliers to remove the delivery
valves (white cage), taking care
not to damage them.
Use pliers to remove the three
spacers including the o-rings
and remove the suction valves
(black cage), taking care not to
damage them.
d) Check the condition of the
component parts and replace
any worn ones.
36
Feed valve for pumps with LQ head
Delivery valve for pumps with LQ head
Feed valve for pumps with MQ and HQ heads
Delivery valve for pumps with MQ and HQ heads
Fig. 11
Fig. 12