172-65417MA-05 (FS21-L/FS21-H + BD2) 4 Oct 2021
12
Disassembly/Reassembly of Components Inside the Trap Body
Part
During Disassembly
During Reassembly
Screw, Spring
Washer
Remove screws with a Philips
screwdriver
Consult the table of tightening torques
and tighten to the proper torque
Screen
Remove without bending
Reassemble after removing any scale
build-up on the surface
Disassembly/Reassembly of Components Inside the Cover
Part
During Disassembly
During Reassembly
Connector
Remove the connector
Reinsert the connector
Screw, Spring
Washer
Remove with a Phillips screwdriver
Consult the table of tightening torques
and tighten to the proper torque
Air Vent Strip
(Bimetal)
Remove without bending
Reinstall without bending
Orifice
Remove with a socket wrench
Consult the table of tightening torques
and tighten to the proper torque
Orifice Gasket Remove the gasket and clean sealing
surfaces
Replace with a new gasket
Disassembly/Reassembly of Components Inside the Connector Body
Part
During Disassembly
During Reassembly
Screen Holder Remove with a socket wrench
Consult the table of tightening torques
and tighten to the proper torque
Screen Holder
Gasket
Remove the gasket and clean sealing
surfaces
Replace with a new gasket; coat
surfaces with anti-seize
Screen
Remove with needle-nose pliers
Insert securely into the connector body
Table of Tightening Torques
Part Name
Torque
Distance Across Flats
N
m
(lbf
ft)
mm
(in)
Orifice
20
(15)
13
(
1
/
2
)
Cover Bolt
45
(33)
17
(
21
/
32
)
Screw, Spring Washer
0.3
(0.2)
+
Screen Holder
150
(110)
38
(1
1
/
2
)
Bolt (Trap Body/Connector Body)
80
(59)
19
(
3
/
4
)
NOTE: -Coat all threaded portions with anti-seize.
-If drawings or other special documentation were supplied for the
product, any torque given there takes precedence over values
shown here.
(1 N
m
10 kg
cm)
-
