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Z-Series: 8x6 Centrifugal Pump
Service Manual
This service manual includes installation, operation, and maintenance instructions for
Ampco Pump Company's Z-Series 8x6 pumping system. Failure to learn the correct
procedures for installing and servicing the pump from this manual could result in equipment
failure.
Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023
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Summary of Contents for Ampco Pumps Company Z Series
- Page 1 Ampco Pump Company’s Z-Series 8x6 pumping system. Failure to learn the correct procedures for installing and servicing the pump from this manual could result in equipment failure. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 2 Ampco Pumps Company Z Series 8x6 Performance Curves Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
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Page 3: Pump Installation
The foundation should be about 6 inches longer and wider than the pump base and have a depth of about 20 times the diameter of the foundation bolts. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023... - Page 4 • For suction lift conditions it is recommended that the suction piping have a gradual upward slope approaching the pump. For positive suction head the suction piping should have a gradual downward slope approaching the pump. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 5 • If liquid hammer might exist, such as when check valves are used, the discharge gate valve should be closed prior to pump shutdown. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 6 After the priming procedure has been completed perform a final coupling alignment check and replace the coupling guard before starting the pump. Figure 2: Determining angular alignment Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 7 Tighten all gauge and drain tap plugs. When not in use, close the gauge cocks on pumps fitted with pressure gauges. o Check that all flange bolts are tightened and the suction and discharge piping is not leaking. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 8 Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 9 Ampco Pumps Company Assembly – 8x6 & & Figure 4: Step 5 illustration Figure 3: Step 2 illustration & & & Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 10 Ampco Pumps Company Figure 5: Step 9 illustration Figure 6: Step 12 and Step 13 Illustration > & & Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 11 Ampco Pumps Company Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev A 03.2018 Figure 7A: Double Seal Parts Diagram *Refer to the parts list appended to this manual for the part name, ordering number, and quantity corresponding to each number in Figure 7.
- Page 12 Figure 7B: Single Seal Parts Diagram *Refer to the parts list appended to this manual for the part name, ordering number, and quantity corresponding to each number in Figure 7. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 13 Table 2 provides a list of acceptable oils. Table 2: Acceptable Oils ISO VG Keystone: KLC Antiwear Lubriplate Mobil: Light Medium Heavy Mobil: Synthetic Phillips: Magnus Phillips: Synthetic, Syndustrial mist Shell: Tellus Fluids HD Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 14 Oil Viscosity at 100 ° F 300 SSU Up to 150 ° F 300 SSU 150 ° F to 200 ° F 470 SSU Above 200 ° F Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 15 Rear Bearing (outboard) Oil Fill Level Indicator – Sight Glass Rear Labyrinth Seal (outboard) Front Labyrinth Seal (inboard) Note: Starred numbers have not been called out in Figure 7. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 16 Apply the outboard rotating seal [6] onto the shaft sleeve in the reverse direction of the inboard seal again using temporary rubber emulsion lubricant or clean water. & Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 17 5. Tighten the 4 screws [11/10] (GX5501110) evenly and carefully. – the double seal sub-assembly is now complete and can be assembled onto the pump. Continue pump assembly with step 11. & Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
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Page 18: Terms And Conditions Of Sale
ANY LOST PROFITS OR LABOR COSTS) ARISING FROM THE BREACH OF THIS WARRANTY OR OTHERWISE ARISING FROM OR RELATING TO THE PRODUCTS OR THEIR SALE, USE OR INSTALLATION. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023... - Page 19 16. PERIOD FOR ACCEPTING QUOTATIONS. Unless accepted without modification within thirty (30) days of issuance, or prior to withdrawal by Seller if earlier, all quotations automatically expire at the end of such thirty (30) day period. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 20 The agreement is governed by and shall be construed in accordance with the laws of the State of Wisconsin, including the Uniform Commercial Code as enacted by such state, without giving effect to its conflict of laws principles. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 21 Credit will be issued only after parts are returned and inspected. Customer is responsible for packaging parts so they are returned in “as new” condition. Any labor required by Ampco to return the parts to “as new” condition will be deducted from the credit. Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
- Page 22 Phone: (800) 737-8671 or (414) 643-1852 Fax: (414) 643-4452 Email: ampcocs@ampcopumps.com For additional information on the “Z” series and other Ampco Pumps products, please visit our website: www.ampcopumps.com Ampco Pumps Company Z Series 8 x 6 Manual M-038 Rev B 03.2023...
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