Specifications

Page 35

4.3.2 RTP20 O-Ring Seal.

Fig 22 O-Ring Seal Cartridge.

Read the general procedures before proceeding, refer to section 4.3.1.

- Remove dome nuts (36), front cover (38), rotor retainers (35), rotors (41)

and front cover o-ring (39), see section 4.1.

- Remove the o-ring seal cartridge assembly from the rotor (41).

- The seals can now be accessed for inspection.

- The o-ring seals can now be removed and replaced (if required) from the

cartridge.

- If required, remove the seal sleeve (66) from the rotorcase by releasing

the retaining screws, when replacing the seal sleeve (66), alignment

between the seal sleeve and rotorcase must be achieved to prevent

rotation.

Note: Extreme care should be taken when carrying out these procedures

to ensure that the seal faces are not damaged.

- Assembly is the reverse of the above procedure, ensure that all faces are

clean and free from damage. Apply suitable lubricant to the second seals.

WARNING