79
Ma
in
te
n
an
c
e
Exploded view
■
EHN- PP
No.
Part names
# of parts
1
Pump head
1
3
Fitting
1(2)
4
Fitting nut
3(2)
5
Air vent body B
1(0)
6
Lock nut
1(0)
7
Diaphragm
1
9
Retainer
1
10 Air vent body A
1(0)
11 Valve guide
4
12 Valve seat
4
13 Valve
4
14 Valve gasket
6
17 O ring
2
18 Diaphragm spacer
*
19 Hex. socket head bolt [PW•SW]
4
23 Adjusting screw
1(0)
25 O ring
1(0)
26 O ring
1(0)
27 O ring
1(0)
The parenthetic
fi
gures are for EHN-
B31•C31•C36.
* The number of diaphragm spacers varies
with pump model.
Summary of Contents for EHN-R
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