Repair
14
3A5266D
Repair
Remove Air Motor
See Oil and Grease Parts, pages 18 and 20.
1.
Shut down pump, page 12. Relieve pressure. See
Pressure Relief Procedure
, page 11.
2.
Disconnect air line from pump.
3.
Remove screws, (40), washers (41) and finger
guard (58) from pump base (2) (F
IG
. 13).
4.
Slide the retaining spring (22) off of the pin (21) and
remove pin (F
IG
. 14).
5.
Remove the three screws (16) and washers (59)
holding air motor (1) to pump base (2). Remove air
motor from pump base (F
IG
. 15).
Pump Lower Disassembly
1.
Follow the Remove Air Motor instructions to remove
the air motor (1) from the pump base (2) (if
required).
OR
Shut down pump, page 12. Relieve pressure. See
Pressure Relief Procedure
, page 11.
NOTE:
It is not necessary to remove the air motor (1)
from the pump base (2) to disassemble the pump lower.
However, it is easier to access
all of seals with the air
motor removed.
2.
Remove the pump end nut (15) and o-ring (8) from
pump base (2) (F
IG
. 16).
3.
Remove take up nut (14) from the pump base (2).
F
IG
. 13
F
IG
. 14
58
41
40
2
22
21
F
IG
. 15
F
IG
. 16
16
59
1
2
15
8
14
2
