Hitachi CHROMASTER 5160 Instruction Manual page 156

Sufficiently dry the valve holder and packings.
(6) Mount the assembled check valves into the valve holder in
the order shown in the illustration.
Direction of liquid flow
Ball
Glossy side
Valve chest
Valve seat
NOTE: Be careful not to mistake the check valve orientation and
(7)
NOTE: When assembling, do not exchange the suction and
Glossy side
Packing B
891-1364
Check valve
810-1325
Packing A
810-1345
Check valve
810-1325
Packing A
810-1345
Holder (IN)
893-1248
Holder (OUT)
Check valve
893-1249
(Suction side)
to the packing size.
Mount the discharge valve and suction valve on the pump
head. Make sure that the flow direction of the liquid supply
is correct. Refer to (6) through (8) in 6.7.
discharge sides.
5 - 19
Direction of
liquid flow
(Top)
Valve chest
Ball
Valve seat
Filter paper
Direction of liquid flow
Check valve
(Discharge side)
Valve seat
Valve chest
Glossy side
Ball