172-65473MA-03 (GT5C PowerTrap) 17 Jul 2019
24
6. Positioning Adjustment of the Trap Valve
Adjustment of the trap valve position is required if leakage occurs from the trap valve or a gap
between the orifice and the trap valve exists.
Item
Procedure
Installation
of Snap
Action Unit
• Install the snap action unit assembled with the motive intake valve and the trap
valve (the float is not yet attached) to the cover assembled with the trap valve
seat and the intake-exhaust valve seat.
• Using a 13 mm (½”) socket wrench, tighten two bolts equally to a torque of 35
N
m (26 lbf
ft).
Adjustment
of the Trap
Valve
Position
• Using a 2.5mm (
3
/
32
”) allen wrench, loosen both stopper screws which fix the bolt
(M10) located above the trap valve.
• To determine proper float orientation, adjust bolt (M10) so that there is a gap
between the snap-action lever and the bolt (M10) when the float is in the lowered
position. Push the trap valve against the trap valve seat and hold it with one
finger while adjusting the bolt (M10) so that there is no gap between the snap-
action lever and the bolt.
• Using a 2.5mm (
3
/
32
”) allen wrench, tighten both screws to a torque of 3 N
m
(2 lbf
ft) to fix the bolt (M10).
(1 N
m
10 kg
cm
2
)
Installation of Snap Action Unit
Adjustment of the Trap Valve Position
Trap Valve Seat
Intake-Exhaust Valve
Trap Valve
Intake-Exhaust
Valve Seat
Spring
Washer
Bolt (M8)
Snap-Action
Unit
Cover
2. Make clearance
4. No clearance
1. Loosen
5. Tighten
3. Hold the Trap Valve
Bolt (M10)
