B6
MAINTENANCE
9803/1250
B6
Issue 1
BREAKER INSPECTION - HM 22, 25, 29
1
Examine the piston
C
, piston feeder
D
and barrel
A
for signs of damage. Small scratches can be
carefully removed with fine emery cloth.
2
Deep grooves or signs of pick-up (especially on
the lower sealing portion of the piston) will require
replacement of the component. Examine seal on
feeder
D
, replace if necessary.
3
Examine the check valve ball
F
and ball seats for
signs of damage or excessive wear. Obtain new
components if necessary.
4
Examine the seals for signs of wear. Pay
particular attention to their lips. Obtain new seals
if necessary or if the piston is changed.
5
Examine the housing cap
G
and spool
H
for
signs of damage. Obtain new components if
necessary.
6
Examine the plug
K
, seal washer
L
, spring and
trigger spool
M
for signs of damage or wear.
Obtain new components if necessary.
A
A
C
C
D
D
A
A
C
C
D
D
F
F
H
H
G
G
M
M
L
L
K
K
J
J
J
J
