Part & No.
Outer Cover 11
[15 - 25 ( - 1)]
Outer Cover 11 /
Cover Bolt 16
[32 - 50 (1 - 2)]
Outer Cover
Gasket 2
Inner Cover 8
Inner Cover
Gasket 3
Disc 7
Disc Holder
Ring 15
Air Vent Ring 9
Module Valve
Seat 6
Outer Module
Gasket 4
Module Pin 10
Inner Module
Gasket 5
Screen Holder 14
Holder Gasket 13
Screen 12
During Disassembly
During Reassembly
Disassembly / Reassembly (to reassemble, follow procedures in reverse)
Remove with a wrench
Coat threads with anti-seize, tighten to
the proper torque (page 4)
Remove bolts with a socket
wrench and detach cover
Reattach cover, coat bolt threads with
anti-seize, then tighten bolts to the
proper torque (page 4)
Replace with a new gasket only if worn or
damaged
If gasket is worn or damaged, replace
inner cover
Make sure that the seat surface (the lapped
side) is facing down toward the body
Set on the air vent ring and make sure that
it does not sit on the valve seat surface
Insert into the body levelly, aligning with the
module pin
If gasket is worn or damaged, replace
module valve seat
If gasket is worn or damaged, replace
module valve seat
Coat threads with anti-seize, then tighten to
the proper torque ( page 4)
Replace with a new gasket only if worn or
damaged
Apply anti-seize to both sides and replace gasket
Reinsert with pliers
Reinsert without bending
Reinsert without bending
Remove gasket only if worn or
damaged
Remove with a socket wrench
Do not remove
Remove, being careful not to
scratch the lapped surface
Remove without bending
Remove without bending, as it
will not return to its proper shape
Remove, being careful not to
scratch the lapped surface
Remove with pliers
Do not remove
Do not remove
Remove with a socket wrench
Remove gasket and clean sealing
surfaces
Remove gasket and clean sealing surfaces
Remove without bending
Screen is clogged with rust or scale
Clean
Tighten inner cover or replace
module valve seat
Replace air vent ring
Replace disc holder ring
Clean
Disc is sticking to valve seat (due to oil, etc.)
Inner cover is loose or inner cover gasket
is damaged
Air vent ring (bimetal) is broken or worn,
causing air-binding
Disc holder ring is broken or worn,
causing air-binding
Change to trap of suitable
capacity
Trap capacity is insufficient
Study inlet/outlet pressure,
including rise in outlet pipe
Differential pressure is low
Coat threads with anti-seize, then tighten
to the proper torque (page 4)
9. Troubleshooting
If the expected performance is unachievable after installation of the trap, read chapter 5 and
chapter 6 again and check the following points for appropriate corrective measures.
Problem
Remedy
Cause
No condensate is
discharged
(blocked) or
discharge is poor
Continued on next page
/
1 4
/
1 2
/
1 2
[15 - 25 ( - 1)]
/
1 4
[32 - 50 (1 - 2)]
Perform a bypass blowdown, or
close the trap inlet valve and
allow the trap to cool. Correct
piping if necessary.
Steam-locking has occured
̶ 7 ̶
