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8.4 Removing the Valve Insert
• Fitting the valve using valve lifter RT17843 (TC version RT17845).
• Prior to tting, check valve for any damage to the membrane.
• Check for any dirt and clear away.
• Screw the valve insert with the stainless steel disc onto the valve lifter.
e chamfered surface of the stainless steel disc must point to the valve insert.
• In order to make tting easier, the valve insert can be slightly lubricated with oil or grease.
• Insert the valve down into the guide housing by applying some gentle taps.
• Using pliers RT17844, now t the retaining ring into the groove provided for it above the thrust
washer.
WARNING!
The sprinkler insert is tted in reverse order.
Chamfer
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