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Pump Model 

Wetted 

Material 

Lite KOPkit 

(O-ring material) 

Standard KOPkit 

(O-ring material) 

GLM1 

PP 

KM1PX-LTE (Viton

®

KM1PX (Viton

®

GLM2 

KM2PX-LTE (Viton

®

KM2PX (Viton

®

GLM3 

KM3PX-LTE (Viton

®

KM3PX (Viton

®

GLM4 

KM4PX-LTE (Viton

®

KM4PX (Viton

®

GLM5 

KM5PX-LTE (Viton

®

KM5PX (Viton

®

GLM6 

KM6PX-LTE (Viton

®

KM6PX (Viton

®

GLM7 & GLM7 Duplex 

KM7PX-LTE (Viton

®

KM7PX (Viton

®

GLM1 

PVDF 

KM1FX-LTE (Viton

®

KM1FX (Viton

®

GLM2 

KM2FX-LTE (Viton

®

KM2FX (Viton

®

GLM3 

KM3FX-LTE (Viton

®

KM3FX (Viton

®

GLM4 

KM4FX-LTE (Viton

®

KM4FX (Viton

®

GLM5 

KM5FX-LTE (Viton

®

KM5FX (Viton

®

GLM6 

KM6FX-LTE (Viton

®

KM6FX (Viton

®

GLM7 & GLM7 Duplex 

KM7FX-LTE (Viton

®

KM7FX (Viton

®

GLM1 

316SS 

KM1AX-LTE (PTFE) 

KM1AX (PTFE) 

GLM2 

KM2AX-LTE (PTFE) 

KM2AX (PTFE) 

GLM3 

KM3AX-LTE (PTFE) 

KM3AX (PTFE) 

GLM4 

KM4AX-LTE (PTFE) 

KM4AX (PTFE) 

GLM5 

KM5AX-LTE (PTFE) 

KM5AX (PTFE) 

GLM6 

KM6AX-LTE (PTFE) 

KM6AX (PTFE) 

GLM7 & GLM7 Duplex 

KM7AX-LTE (PTFE) 

KM7AX (PTFE) 

 
 
 

6. Troubleshooting 

 

Difficulty 

Probable Cause 

Remedy 

Pump motor does 
not start 

Faulty power source. 

Check power source. 

Blown fuse, circuit breaker. 

Replace - eliminate overload. 

Broken wire. 

Locate and repair. 

Wired improperly. 

Check diagram. 

Process piping blockage. 

Open valves, clear other obstructions.  
Test by setting stroke to 0%. 

No fluid delivery 

Motor not running. 

Check power source.  Check wiring 
diagram (see above). 

Supply tank empty. 

Fill tank. 

Line clogged. 

Clean and flush. 

Closed in-line valve(s). 

Open valve(s). 

Ball check valves held open with 
solids. 

Clean – inspect, flush with clear fluid. 

Vapor lock, cavitation. 

Increase suction pressure. 

Prime lost. 

Re-prime, check for leak. 

Strainer clogged. 

Remove and clean.  Replace screen if 
necessary. 

Stroke adjustment set at zero. 

Increase stroke length setting. 

Low fluid delivery 

Motor speed too low. 

Check voltages, frequency, wiring, 
and terminal connections.  Check 
nameplate vs. Specifications. 

Check valves worn or dirty. 

Clean, replace if damaged. 

Calibration system error. 

Evaluate and correct. 

16 

Summary of Contents for GLM1

Page 1: ...PULSA GLM MECHANICAL DIAPHRAGM METERING PUMP Bulletin IOM GLM 5000 Rev A Installation Operation Maintenance Manual Models GLM1 6...

Page 2: ...sense and judgment during all installation adjustment and maintenance procedures 4 Ensure that all safety work procedures and standards that are applicable to your company and facility are followed du...

Page 3: ...put Adjustment 5 3 3 Priming the Reagent Head 5 3 4 Calibration 7 4 MAINTENANCE 7 4 1 Lubrication 8 4 2 Wet End Removal Inspection Reinstallation 9 4 3 Check Valves 11 4 4 Motor Removal Reinstallation...

Page 4: ......

Page 5: ...to operate in an environment where the pump is protected from direct sunlight and precipitation i e under shelter The ambient temperature must be between 32 F 0 C and 104 F 40 C If necessary add envir...

Page 6: ...ndicator of Strainer maintenance status Discharge Piping Discharge Pressure Gage Install a pressure gage no less than 2 pipe diameters from the threaded fitting on the discharge valve A discharge pres...

Page 7: ...ds must not exceed 10 ft lbf 13 5 n m moment or 5 lbf 22 n in any direction When temperature variations are expected provide for thermal expansion and contraction of piping components so that force an...

Page 8: ...rated by the pump This results in a reduction in accuracy and loss of control over the metering process To prevent this flow through condition the discharge pressure must exceed the suction pressure b...

Page 9: ...djustments without releasing the lock may damage the locking mechanism 2 Adjust the knob to the desired output a Read the setting directly from the knob marking where it aligns with the stroke barrel...

Page 10: ...reagent head through the discharge valve port with process or compatible liquid and then reinstall the check valve 6 Start the pump at the 0 stroke length setting and slowly increase the setting to 1...

Page 11: ...e through the points For stable conditions this line should predict settings to attain required outputs Note All users are encouraged to test the flow rate of their pump once installed in their system...

Page 12: ...from the piping system 2 Remove the Vent Fill cap on top of the Gear Box under the motor adaptor lip 3 Locate the Gear Box drain plug at the bottom of the Gear Box under the Stroke Adjustment Knob see...

Page 13: ...ring 2 2 2 4 Reagent Head 1 1 1 5 Diaphragm 1 1 1 6 Front Cover Plate 1 1 1 7 Hex Head Bolt 8 10 12 8 Flat Washer 8 10 12 9 Suction Check Valve Assembly 1 1 1 10 Suction Connection Assembly 1 1 1 11...

Page 14: ...ment 7 Tilt the head and pour out any liquids retained by the check valves into a suitable container continuing to follow safety precautions as appropriate 8 Remove the final bolt and rinse or clean t...

Page 15: ...rsonnel exposure to hazardous materials 4 Close the inlet and outlet shutoff valves 5 Disconnect the suction piping at the suction shut off valve union by releasing the union retaining nut Caution Pro...

Page 16: ...refully the position of the component parts to assist in re assembly 9 Disassemble both valves and check components for wear or damage The seats should have a sharp edge and be free from dents or nick...

Page 17: ...ling should be even with the end of the shaft For the 71 frame motor the coupling should be installed over the shaft up to the collar the end of the shaft will be slightly recessed into the coupling N...

Page 18: ...ross Head the part that the Diaphragm threads onto is fully retracted into the Gear Box 9 Evenly loosen all 4 bolts that retain the Pump Head to the Gear Box Figure 17 Pump Head Retaining Bolt Removal...

Page 19: ...sentative A list of the PULSA GLM KOPkit numbers can also be found on the next page The kit is identified by the model number of the pump the wetted end material and the process connection thread type...

Page 20: ...E 6 Troubleshooting Difficulty Probable Cause Remedy Pump motor does not start Faulty power source Check power source Blown fuse circuit breaker Replace eliminate overload Broken wire Locate and repai...

Page 21: ...sure Water hammer Install pulsation dampener Stroke length at partial setting Some operating noise is characteristic of lost motion pumps Low grease level Add or replace grease Piping noisy Pipe size...

Page 22: ...tall with fluid flow in direction of arrow on valve body Pulsation Dampener A pulsation dampener is a pneumatically charged diaphragm type chamber that intermittently stores hydraulic energy Used on t...

Page 23: ...8 Dimensional Drawing Dimension table in mm inches 19...

Page 24: ...1 160 0 6 3 95 5 3 8 325 12 8 94 5 3 7 37 0 1 5 56C 196 0 7 7 Model Dimension G H J K L M GLM1 GLM2 71 Consult Factory 170 0 6 7 79 0 3 1 91 5 3 6 NPT BSPT TUBING NPT BSPT TUBING 56C 175 0 6 9 103 0 4...

Page 25: ...9 Policies Procedures Reference our Policy Manual at http www pulsa com resources downloads forms 21...

Page 26: ...CHANICAL DIAPHRAGM METERING PUMP Bulletin IOM GLM 5000 Rev A Pulsafeeder Inc A unit of IDEX Corporation 2883 Brighton Henrietta Town Line Road Rochester NY 14623 1 585 292 8000 www pulsa com pulsa ide...

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