Thermal Vacuum Valve: Service and Repair

REMOVAL
1. When removing the thermal vacuum valve, do not use wrenches or other tools on the resin part.
2.When disconnecting the vacuum hoses, put a mark on the hose so that it may be reconnected at original position.

INSTALLATION
1. Apply specified sealant to the threads of thermal vacuum valve and tighten to specified torque. When installing the thermal vacuum valve, do not use wrenches or other tools on the resin part.

Specified sealant: 3M NUT Locking, Part No.4171 or equivalent

Torque: 20 - 40 Nm (15 - 30 ft.lbs.)

2. Reconnect the vacuum hoses in position.