COS, COSR
6.6 Disassembling the Steam Trap (COS)
Loosen the bolts and remove the trap cover. Be careful, as hot condensate may splash out.
6.7 Cleaning
After inspection and removal of any abnormality, clean and reassemble the parts. The following
parts will require cleaning before reassembly. A mild detergent should be used for effective
cleaning.
Remove the bolts from the trap cover and the float cover to reveal the float. Remove the float,
then loosen and remove the trap valve seat with a box wrench.
Check to verify that there is no deformation of the float, abnormality in the trap valve seat, or
dirt accumulation in the trap cover.
Main Valve Seat
Main Valve
Main Valve Holder
Piston
Piston Ring
Cylinder
Pilot Screen
Pilot Valve
Pilot Valve Seat
Adjustment Screw
Spring Retainer
Trap Valve Seat
(with Gasket)
Bolt
Spring Washer
Float Cover
Protective
Bushing
Float
Trap Cover
Gasket
Trap Cover
Guide Pin
Bolt
Trap Valve Seat
(with Gasket)
Bolt
Spring Washer
Float Cover
Protective
Bushing
Float
Trap Cover
Gasket
Trap Cover
Guide Pin
Bolt
U-nut
15 - 50 mm ( " - 2")
2
1
/
2
1
/
65 - 100 mm (2 " - 4")
Trap Cover
Float
Trap Valve Seat
Separator Screen
COS
Cover Plug / Cover
COSR
English
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