National Vacuum Equipment
MADE IN
THE USA
Visit our web site to download pump setup guides,
brochures and other technical information.
Owner’s Manual
887 Challenger Series Rotary Vane Vacuum Pumps
Page 1: ...NationalVacuumEquipment MADE IN THE USA Visit our web site to download pump setup guides brochures and other technical information Owner s Manual 887 Challenger Series Rotary Vane Vacuum Pumps...
Page 2: ...sion 1 Release February 2017 No part of this manual may be reproduced without the written permission of National Vacuum Equipment Inc 887 CHALLENGER Owner s Record Date of Purchase ___________________...
Page 3: ...w natvac com 800 253 5500 Counter Clockwise Rotation Clockwise Rotation IMPORTANT INFORMATION FOR INSTALLING PUMP 887 CHALLENGER SERIES PUMPS AERIAL VIEW SHADED AREAS MUST BE KEPT CLEAR FOR SERVICING...
Page 4: ...Oil Settings 12 Operating Instructions 14 Normal Operation 14 Recommended Lubricant 15 Ballast Valve System 15 Ballast Valve Troubleshooting 16 Adjusting Ballast Valve Opening Level 16 Ballast Valve R...
Page 5: ...a timely basis We are a one stop shop for manufacturers and distributors of vacuum equipment Our History National Vacuum Equipment Inc was founded in 1980 by Bruce Luoma The Company started as a reta...
Page 6: ...1 year period shall begin the day the product is shipped from our warehouse unless we are provided with an authentic copy of the original resale invoice in which case the one 1 year period shall begi...
Page 7: ...the National Vacuum Equipment Inc Manufacturer s Warranty 11 Final assemblers responsibility NVE goes to great lengths to insure the quality and proper functionality of the products it supplies Many...
Page 8: ...od Customer must receive a return goods authorization RGA before returning product All serial numbered products must retain the NVE serial number tag to be qualified for warranty Product must be retur...
Page 9: ...tions are Oil Field Septic Restaurant Grease Industrial Waste Pump Specifications _____________________________________________ 887 Challenger HP Calculated Flow Data 887 CHALLENGER Model Specific Inf...
Page 10: ...re trap This will allow the vacuum relief valve to relieve vacuum to the pump even when the moisture trap shut off ball activates shutting off flow of air to the vacuum pump Vacuum relief setting will...
Page 11: ...initial torque damage Direction of Rotation ___________________________________________ The direction of rotation and RPM are marked on the front of the pump The direction of rotation required by you...
Page 12: ...Jam Nut 4 Tighten adjustment screw CW until it seats on the cam Do not force Seated Against Flat of Cam 5 Back the screw off the desired amount of turns CCW 887 4 75 turns Tip More turns out equals le...
Page 13: ...atvac com 800 253 5500 Adjusting Factory Oil Settings Continued Turns From Bottom Ounces Per Hour 7 5 6 7 25 7 7 8 6 75 9 6 5 10 6 11 5 5 12 5 13 4 75 14 4 5 15 4 25 16 NVE 4 Port Oil Pump Adjustment...
Page 14: ...900 RPM where a higher RPM will result in increased air flow over 500 CFM at 1 200 RPM but a more limited working vacuum level approximately 23 hg at 1 200 RPM RPM should be established based on the n...
Page 15: ...ballast air cooling system It works by allowing cooling air to enter the pump at higher vacuum levels just prior to the exhaust port This allows the pump to dissipate the heat produced by friction The...
Page 16: ...adjustment screw set to open too low see next section Debris caught in ballast valve plunger see ballast valve rebuilding section Worn ballast valve plunger pilot see ballast valve rebuilding section...
Page 17: ...e Without the boss plug vacuum chamber is not sealed thus cracking level may vary slightly adjustment holds accurate replace locking jam nut boss plug and the ballast air filter LOCKING JAM NUT BALLAS...
Page 18: ...slight spring tension 3 Remove cover carefully spring should stay in cover 4 Remove plunger assembly from ballast valve 5 Remove nut from plunger assembly and disassemble 6 Replace ballast valve diaph...
Page 19: ...e ballast valve diaphragm and the ballast protective gasket and reassemble plunger assembly 7 Place a small amount of Loctite on threads and an mating face of nut and tighten 8 Ensure plunger sealing...
Page 20: ...utes 6 Remove the hose and close the valve 7 Properly dispose of used oil and flushing fluid Filter Maintenance We recommend regularly checking cleaning both the inlet final filter and the ballast val...
Page 21: ...hem Vanes should be replaced in sets and it s always a good idea to have an extra set of vanes on hand for emergencies Be sure O Ring remains in filter cover during reassembly ecking Vane Wear________...
Page 22: ...t If the pump is frozen move the truck into a heated building Avoid freezing problems You can avoid freezing problems by putting a small amount of diesel fuel into the pump at the end of the day Washi...
Page 23: ..._______ ________________________________ ________________________________ ________________________________ ________________________________ ________________________________ ___________________________...
Page 24: ...d operation at excessive vacuum or pressure levels Pump is dirty Ballast filter is clogged or dirty Inlet filter is clogged or dirty Pump uses too much oil ________________________________________ Oil...
Page 25: ...________________ Locating the source of the trouble If you notice a decrease in pump performance start troubleshooting at the pump Remove the suction and discharge hoses at the pump Start the pump and...
Page 26: ...the pipe cap 3 Assemble the flange nipple pipe cap and vacuum gage 4 Remove a flange from the four way valve on your pump 5 Start the pump and confirm the location you have chosen to test from is at...
Page 27: ..._______ ________________________________ ________________________________ ________________________________ ________________________________ ________________________________ ___________________________...
Page 28: ...04 Hex Bo HHCS 3 8 16 UNC X 1 75 16 305 SOCKE SHCS 5 16 18 UNC X 1 75 2 306 SOCKE SHCS 5_16 18 UNC X 2 25 2 307 HEXAG SS 5_16 18 UNC X 2 00 4 308 NYLOC NYLOCK NUT 5 16 UNC 4 309 SOCKE SHCS 1 4 20 UNC...
Page 29: ...AUST CHECK WAVE SPRING 31 1 120 041 004 CHECK VALVE 887 32 1 120 067 009 HOUSING 4 WAY VALVE 887 35 1 123 000 003 OIL PUMP 4 PORT BIDIRECTIONAL 36 1 320 LF8 DRIVE TAB 37 1 320 R31 GASKET OIL PUMP 40 1...
Page 30: ...320 407 028 887 BALLAST VACUUM LINE 131 1 400 026 887 EXTERNAL RETAINING RING 887 133 1 120 220 THERMOMETER 50 400 DEG 2 FACE 2 5 STEM 1 4 18NPT 134 1 320 407 029 887 OIL LINE DRIVE ENDPLATE 135 1 320...
Page 31: ...EAD CAP SCREW 1 4 20 UNC X 0 625 311 2 LW 1 4 LOCK WASHER 1 4 312 1 HHCS 3 8 16 UNC 0 875 HEX HEAD CAP SCREW 3 8 16 UNC X 0 875 313 9 FW 3 8 FLAT WASHER 3 8 314 4 HSSS 5 16 18 UNC X 1 75 HEXAGON SOCKE...
Page 32: ...P O Box 685 Traverse City MI 49685 USA 231 941 0215 Phone 231 941 2354 Fax sales natvac com www natvac com 800 253 5500 National Vacuum Equipment Inc...
