Body, Cover
Gaskets
Air Vent Strip
Screen
Float
Orifice
Check inside for damage, dirt, grease, oil film, rust or scale
Check for warping or damage
Check for damage
Check for clogging, corrosion or damage
Check for deformation, damage, oil film or water inside
Check for rust, scale, oil film, wear or damage
Parts Inspection Procedure
Figure A
Figure B
Screw &
Washer
Screen
Float Guides
Connector
Cover Gasket
Note: Do not change the
position of the float
guides. Tight sealing
cannot be guaranteed
if the float guides have
been moved out of
position.
Disassembly
Reassembly
SS1NL/SS1VL:
Remove if damaged
SS1NH/SS1VH:
Remove gasket and clean sealing
surfaces of cover and body
Replace with a new gasket, do not apply
anti-seize
Replace with a new gasket if worn or
damaged
Coat threads with anti-seize and
tighten to the proper torque
Remove connector
Apply anti-seize to both sides and
replace with a new gasket
Remove with a socket wrench
Reinstall connector
Remove gasket and clean sealing
surfaces
Remove, being careful not to
scratch its polished surface
Part & No.
Cover 2
Cover Gasket 7
Connector 13
Remove the screw with a Philips
screwdriver, then remove the air
vent strip without bending
Reinstall air vent strip without bending;
tighten screw to the proper torque
Air Vent strip 9
(with Screw 10
and Washer 11)
Orifice 4
Orifice Gasket 5
Float 3
Remove with a socket wrench
Coat threads with anti-seize and
tighten to the proper torque
Cover Bolt 8
Disassembly / Reassembly
(to reassemble, follow procedures in reverse)
Remove carefully; take care to
prevent any damage to the float,
which may fall out when the cover
is removed
Make sure the sealing surfaces are clean
and then reattach; be careful not to bend
the float guides (SS1VL/SS1VH only);
(Fig. A)
Place inside the body (or on the cover), being
careful not to scratch its polished surface
Remove the 2 screws with a Philips
screwdriver, then remove the
screen without bending
Screen 6
(with Screws 10
and Washers 11)
Remove any scale build-up on the surface and
then reassemble (Fig. B); tighten screws to the
proper torque.
1 N.m 10 kg
·
cm
〜
〜
If drawings or other special documentation were supplied for the product, any torque given there
takes precedence over values shown here.
Cover Bolt 8
Tightening Torque and Distance Across Flats
mm
(in)
(lbf.ft)
N.m
(33)
45
17
( )
Orifice 4
mm
(in)
(lbf.ft)
N.m
(15)
20
( )
13
Screw 10
mm
(in)
(lbf.ft)
N.m
(0.22)
0.3
+
+
32
21
/
2
1
/
English
̶ 10 ̶