GEM 566 Series Operating Instructions Manual page 49

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14.4.3 Assembly without assembly tool
1. Fit the valve spindle 21 and regulating cone 3 with the
mounted isolating diaphragm 2 by sliding them into the
control mechanism 4.
ð Do not damage the sealing surface!
2. Mount the compression spring 23.
3. Mount the washer 22.
4. Mount the circlip 28.
ð Compression spring 23 is under tension.
5. Place the control mechanism 4 onto the valve body 1.
6. Mount the washers 7 and hexagon socket screws 6, and
tighten the screws by hand.
7. Fully tighten the hexagon socket screws 6 diagonally.
14.4.4 Assembly with assembly tool
1. Have the assembly tool to hand.
ð The assembly tool must be ordered separately (order
key: 566000MWZ).
2. Tension compression spring 23 using the assembly tool.
ð Do not damage the sealing surfaces!
3. Fit the valve spindle 21 and regulating cone 3 with the
mounted isolating diaphragm 2 by sliding them into the
control mechanism 4.
ð Do not damage the sealing surface!
4. Mount the circlip 28.
ð Compression spring 23 is under tension.
5. Place the control mechanism 4 onto the valve body 1.
6. Mount the washers 7 and hexagon socket screws 6, and
tighten the screws by hand.
7. Fully tighten the hexagon socket screws 6 diagonally.
14 Inspection and maintenance
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GEMÜ 566
Code S0