
PAGE 14
MAGNUM 620R PUMP OPERATION / MAINTENANCE MANUAL
MAGNUM 620R Maintenance Schedule
In
stal
l
30
Days
3 Mo
n
th
s
6 Mo
n
th
s
9 Mo
n
th
s
12 Mo
n
th
s
15 Mo
n
th
s
18 Mo
n
th
s
21 Mo
n
th
s
24 Mo
n
th
s
Poppet Pilot Valves and Seats
R
C-Ring and Detent Legs
R
Muffler Media
R
Shaft Seal and Shaft
R
Check Balls and O-Rings
R
Diaphragms
R
Check Plug Seal
R
Suction and Discharge Check Cage
I
I=Inspect, R=Replace