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Summary of Contents for Additel 927
- Page 1 Maintenance and Repair Manual...
- Page 2 927 Maintenance and Repair Manual [Version No.: 1408V2.0] Additel Corporation...
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Page 3: Table Of Contents
Contents 1.Maintenance Instructions ......................01 Pre-pressure screw press ..............................01 Pump Cleaning ................................02 2.Repair Instructions ........................03 Pre-pressure piston ................................04 High-pressure piston ..............................06 2.3 Isolation valve ................................09 Pump body ..................................11... -
Page 4: Maintenance Instructions
Maintenance and Repair Manual of ADT927 Note: Maintenance and/or repair of the ADT925 must be performed with the media completely drained. Maintenance and repair must only be performed by authorized personnel. The pump needs to be maintained as needed. 1. Maintenance Instructions: Pre-pressure screw press ①... -
Page 5: Pump Cleaning
1.2 Pump cleaning The inside of the pump needs to be cleaned regularly, or else contaminants may cause damage to the sealing system and could potentially contaminate the device under test. ① Tight the two plugs on the connection ports to make sure there is no leakage. ②... -
Page 6: Repair Instructions
④ Use detergent to clean the pump. The detergent needs to be compatible with NBR, UPVC, brass and stainless steel. Rotate the pre-pressurization screw press in and out several times to clean the inside of the pump. Next, blow-dry the pump (note: the pressure of the plastic chamber should not exceed 100kPa). -
Page 7: Pre-Pressure Piston
2.1 Pre-pressurization piston ① Please refer the “Pump cleaning” part of maintenance section to drain the media. Turn the pre-pressurization handle out to the middle position. ② Use a 4 mm socket head wrench to remove the three lock bolts on the bottom of the pump. And use a 24 mm wrench to unscrew the screw nut, as shown in picture 2.1.1. - Page 8 ⑤ Please refer to picture 2.1.3 to remove the supporting foot, end cover, plastic liquid reservoir and parts 12 and 13. Use a 22 mm wrench to remove the pre-pressurization cylinder and part 14. 10.Plastic liquid reservoir 9.End cover 8.Supporting foot 11.Pre-pressurization Need to add Cylinder...
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Page 9: High-Pressure Piston
Part No. Name Quantity 1710300261 Lock screws 1220116503 Screw nut 1653000015 Handle 1220116008 Handle spacer 1220116009 Handle axle 1220116010 Handle cover 1653000019 Round pin 1220115004 Retainer ring 1220115044 Pre-pressurization piston 1611300112 Star shape sealing ring 1220121126 Guide ring 1220116505 Supporting foot 1220115033 End cover 1220116504... - Page 10 ③ Use a 24 mm wrench to remove the lock nut and rotate the high pressure piston lead screw manually until it can be pulled out. Please refer to picture 2.2.2. 5. High-pressure piston lead screw 4. Lock nut 3. High-pressure and fine adjustment handle Picture.2.2.1 Picture.2.2.2...
- Page 11 ⑤ Use a 18 mm wrench to unscrew the high pressure piston cylinder as shown in picture 2.2.4. 10. High pressure piston cylinder Picture 2.2.4 ⑥ Exchange all the damaged parts and reassemble them back in reverse order. Please make sure that part 9 is in the groove when reassembled. ⑦...
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Page 12: Isolation Valve
Ording No. Name Quantity High pressure piston lead screw 1220115038 1220210076 Sealing ring 1611300025 O-ring 1220115040 Axle sleeve 1611300051 O-ring High pressure piston cylinder 1220115037 2.3 Isolation valve ① Please refer to the “Pump cleaning” section to drain out all the liquid in the pump. ②... - Page 13 ③ Use needle nose pliers to remove the copper bush, as shown in picture 2.3.2. 6. Copper bush Picture 2.3.2 ④ Please exchange all the damaged parts, and reassemble the parts in reverse order. ⑤ Isolation valve piston parts list. Ording No.
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Page 14: Pump Body
2.4 Pump body ① Remove the release valve needle manually, and use an 8 mm wrench to unscrew the release valve base. Then, remove the drain valve, as shown in picture 2.4.1. 1.Release valve needle 2. Release valve base 4. Upper cover 7.
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