Centro-Matic Automated Lubrication Systems

Centro-Matic ® Automated Lubrication SystemsAir–Operated (Single Stroke) Grease PumpsModel 82886 PumpPump discharges lubricant on air-powered forward stroke and vents on springpoweredreturn stroke through built-in check/vent valve. Reservoir is translucent withspring-loaded follower. Includes filler fitting for refilling reservoir with Model 81834 orother manual pump equipped with Model 645006 coupler.Model 83668Same as Model 82886 except includes larger reservoir.Model 82886Model 82653Model 83668Model 82653 Bare PumpPump uses air for forward and return stroke but dispenses lubricant on forwardstroke only. Return stroke vents lubricant pressure through included check/ventvalve. Translucent reservoir has spring-loaded follower. Refill through included fillerfitting using Model 81834 or other manual pump equipped with Model 645006coupler.Model 83834 High Volume Bare PumpSame as Model 82653 except 25:1 ratio, 2.15 cu. in (35.2 cc) maximum output.Model 82655 Pump with ControlsSame as Model 82653 except includes Model 84501 solid state timer and 350244four way electric solenoid valve.Model 83800 High Volume Pump with ControlsSame as Model 83834 except includes Model 84501 solid state timer and 350244four way electric solenoid valve.Model828868366882653826558383483800Lubricant/Air Ratio20:13:125:1Max.OutputReservoirCapacityReservoirTemp. Range1 lb/.45 kg.45 in 330 in7.4 cm 3 /4923cm 3 0°F to 150°F1.4 in 322.9 cm 3 4 lb/1.81 kg2.15 in 335.2 cm 3AirInlet-18°C to 65°C 1 ⁄4" NPTF(F)LubeOutlet1⁄4" NPTF(F)Lubricant Oper.PressureMin. Max.1200 psig82 bar3500 psig240 barDimensionsHxWxL10 3 ⁄8"x5 1 ⁄4"x6263x133x152mm18 1 ⁄2"x5 1 ⁄4"x6470x133x152mm18120 in 3 /1 ⁄2"x5 3 ⁄4"x21470x146x533mm1967 cm 3Air ValveRequired3-way4-wayNote: Air consumption @ 100 psi is .15 CFM per stroke.Timer SpecificationsCycle Time On Time Power Ambient OperatingMin Max Min Max Requirements Temp. Range120 VAC, 60 hz -10°F to +150°F20 Sec. 24 Hr. 10 Sec. 1 Min. 24 Sec.110 VAC, 50 hz -23°C +65°CNote:Refer to System Controls section for detailed timer and solenoid operated air valvespecifications.24