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Disassemble Cylinder
104
103
102
101
110
F
. 62 Disassemble Cylinder
IG
1. Remove the Dispense Valve (AB, page 8).
2. Remove the six screws (101).
3. Remove the support block (102) and the sleeves
(103).
4. Remove the cylinder (104) and O-rings (105) from
the cylinder housing (110).
5. Remove the piston nut (106) from the rod (111).
6. Remove the piston (107) from the rod (111).
7. Remove the washer (108) from the rod (111).
8. Remove the plate (109) from the rod (111).
9. Clean all parts that have been removed.
10. Disassemble and clean parts for both sides.
108
106
109
107
105
111
Install Cylinder
1. Install the plate (109) to the rod (111).
2. Install the new washer (108) to the rod (111) with
TSL oil.
3. Install the new piston (107) in the correct direction.
4. Install the piston nut (106) and tighten the piston
nut with correct torque.
5. Install one new O-ring (105) with TSL oil into the
grooves of cylinder housing (110).
6. Carefully slide the end of the cylinder (104) into the
cylinder housing (110) in the correct direction.
Ensure the cylinder doesn't damage the sides of
the piston as the cylinder is inserted.
7. Insert the other lubricated O-rings (105) into the
grooves of the cylinder (104).
8. Install the support block (102).
9. Secure cylinder in place with the four sleeves (103).
Diagonally tighten the screws (101) by slowly and
progressively increasing torque until the screws are
securely housed.
10. Install other parts.
NOTE: Not all parts need to be replaced with new ones.
The operator may replace the parts per actual situation.
Prepare for Operation
1. Pressurize Supply Pump Systems A (E, page 7) and
B (F, page 7) connected to the PR-Xv Inlet Valve
(AE, page 8). Perform Prime the system, page 38.
2. Perform the Ratio Check Procedure, page 44.
3. Dispense several full stroke shots until the PR-Xv
Metering Unit (J, page 7) is free of air and there is
no leakage at the dispense outlet after shutoff.
Repair
59
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