CA076F / CC7650 Replacing Compression Springs

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If the compression springs are tempered by the heat from the carbon fibre source, they must be replaced.

Spring Removal
(a)    Ensure power supplies to the carbon coater are set to OFF.
(b)    Ensure that gas supplies (if connected) to the coater are set to OFF.
(c)    Disconnect the two heavy-duty connections and the ground connections from the Carbon Fibre Head.
(d)    Lift the Carbon Fibre Head clear of the vacuum chamber and position on a suitable working surface.
(e)    Remove the screw to release the contact components, see Figure 1. Retain the screw, fixed contact and sliding contact for future use, discard the spring.

Figure 1 Spring Replacement

Spring Replacement
(a)    Slip the new spring (Part No. 331157265) onto the electrode pillar.
(b)    Compressing the spring, assemble the sliding and fixed contacts to the electrode pillar and secure using the retained screw.
(c)    Fit the Carbon Fibre Head to the vacuum chamber and reconnect the two heavy-duty connectors and the ground connector to the head assembly.