Summary of Contents for Henry Pratt Company AirPro Max WAR Series
- Page 1 Air Valves Operation and Maintenance Manual Job Name: ____________________________ Contractor: ___________________________ Date: ________________________________ Document #: APMAVOM Revision Date: 6/3/13...
- Page 2 Always wear suitable protection when dealing with hazardous pipeline materials. PARTS Order parts from your local Henry Pratt sales representative or directly from Henry Pratt Company. When ordering parts, please include the serial number located on the valve tag. WARRANTY ISSUE Seller warrants that, at its option, it will repair, replace, or refund the unit purchase price of any products which are non-conforming due to Seller’s material or workmanship during the warranty period.
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Page 3: Table Of Contents
AirPro Max™ Air Valves Table of Contents FUNCTIONAL DESCRIPTION INSTALLATION OPERATION MAINTENANCE ASSEMBLY & DISASSEMBLY TROUBLESHOOTING CONTACTING PRATT Document #: APMAVOM Revision Date: 6/3/13... -
Page 4: Functional Description
AirPro Max™ Air Valves FUNCTIONAL DESCRIPTION All Air Pro Max™ air valves control venting of air into and/or out of a pipeline. The air valve has a moveable float that lifts or falls to seat or unseat with changes in water level. This float action takes place in a “float chamber”, which is also the air valve’s heavy, ductile iron housing. -
Page 5: Installation
AirPro Max™ Air Valves INSTALLATION When AirPro Max ™air valves are delivered, immediately inspect for shipping damage to the con- tainer/pallet and/or valve before receiving. After confirming the air valve(s) have no damage, the units must all be stored out of the elements indoors (time > 6 months); or, “temporarily” under a water/ storm proof shed/roof/tarp. -
Page 6: Maintenance
AirPro Max™ Air Valves MAINTENANCE AirPro Max™ clean water air valves operate automatically with few moving parts and should not need any routine maintenance or periodic adjustment for many years. Each valve does have one or more resilient seats that may need to be replaced after a long period of time, depending on surge and pressure conditions. Each resilient seat has a given hardness (durometer) that is matched to a range of pressure, providing maximum sealing with optimum longevity. -
Page 7: Assembly & Disassembly
AirPro Max™ Air Valves MAINTENANCE (Cont) 1. Close sewage valve’s main stop valve. 2. Open bottom cleanout stop valve. 3. Open top (cover) cleanout’s stop valve 4. Run clean water through valve for 3 minutes or until discharge runs clear 5. - Page 8 AirPro Max™ Air Valves ASSEMBLY AND DISASSEMBLY (Cont.) Reassemble all parts in reverse order of disassembly using original parts or replacement parts as suggested. For air release valves - adjust new button such that it slopes as in the photograph below. Make sure that reassembled float assemblies move freely and that when the float is raised gently –...
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Page 9: Troubleshooting
AirPro Max™ Air Valves TROUBLESHOOTING Intuitively, troubleshooting an air valve should not be difficult. There is very little that can go wrong with air valves and the device typically fails open. This generally means that there would be leakage to highlight the problem immediately to an operator or maintenance technician. -
Page 10: Contacting Pratt
AirPro Max™ Air Valves HOW TO CONTACT PRATT HOW TO ORDER PARTS: To order parts, contact our Parts Department: Write: - Henry Pratt Company 401 South Highland Avenue Aurora, IL 60506-5563 Attn: Parts Manager Call (630) 844-4000 (630) 844-4191 Please include valve serial number and description of part requested.
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