U102-A Pumping Unit

U102-A Pumping Unit

Materials:

Body: Aluminum (Spray-Painted)

seals: Buna-N

Technical Specifications:

Working Motor Power: 750 W

Maximum. Flow: 60L/min

Rotary speed of pump: 520 rip

Noise: 68db(A)

Minimum. vacuum degree: 0.054Mpa

Pressure Drop: 0.12-0.25Mpa

Separate Ability of Oil and Air: >=20%

Features :

Positive displacement, self priming, internal gear type and adjustable bypass valve.

Designed for quiet, vibration-free operation.

Reusable suction strainer filter at inlet connection.

Reverse check valve at air separator float mechanism.

Check and relief valve at outlet of pumping unit.

100% Factory Tested.

Replacement Parts:

Key Description Materials

1 Coupling Aluminum

2 Sealing O-ring φ82*24 Buna-N

3 Sealing gasket-ring Buna-N

4 Up cap Aluminum

5 Floating kits Swell Buna

6 Cap Aluminum

7 Screen kits

8 Overfill prevention valve kits

9 Graphite vane Graphite

10 Body Aluminum

11 Outler valve kits

12 Cap Brass

13 Sealing gasket Aluminum

14 Exhausting Joint Buna-N

15 Pipe Kits Aluminum

16 Sealing gasket Buna-N

17 Sealing gasket Buna-N

Package:

Product ID Net Weight Cross Weight Dimension

U102-A 17.5kg/case of 1 18.5kg/case of 1 35.5x27x33cm/case of 1

l gear pump Trouble and Maintenance The mainly troubleshooting and failure about pump presents in Table 2-1. Table 2-1 Troubleshooting Serial No. Failure Failure reasons Solutions 1 No delivery or inefficient discharge Exterior elements: Motor stick; motor reversal; Sliding V belt; no oil in tank; pipe jammed; Check motor and its wiring; tighten V belt; inspect tank; dredge pipeline. Gear being stuck Clean waste in pump chamber Waste in outlet of overf fuel dispenser low valve Disconnect overflow valve lid and clean waste; Leakage on valve Check oil groove Overweary gear or bearing Replace gears or bearing 2 Large noise or tremble Exterior reasons: Too long horizontal distance between fuel dispenser and tank; many elbow on inlet pipe; waste jam pipe; small diameter of pipe Dealt with in design and construction Intensive pressure Decrease thickness of pressured ring Overflow valve is stuck Clean waste and burr Overweary gear or bearing Replace gears or bearing 3 Inner leakage Overweary gears Replace gears Leakage on frame seal Frame seal di fuel dispenser sabled Replace frame seal Leakage on pump body or joint face O-ring disabled Substitute seal ring 2.5 Important notices in operation Often inspect the rotation of pump axis, leakage, abnormal noise, vibration on V wheel and lose bolt that tight pump key. Regularly clean strainer. The tightness of V wheel should be appropriate, neither too tight nor too loose. These V wheels of mo fuel dispenser tor, pump and adjusting driven wheel should be in parallel level. Don’t adjusting overflow valve spring too tights in case that result in high pressure of hydraulic system, increase noise and vibration so as to enhance pump abrasion. Prohibit suck water or oil with much water. Strictly abide by the operation requirements on explosive atmosphere. Submersible pump In China filing stations recently begin to adopt submersible pump as the power resource of fuel dispenser. Submersible pump gen

1 to 255 Data Identifier　　 Data_Id　　 - the identifier for the first application data　　 element which was received　　 bin8 0 to 7 Data Acknowledge Status　　 Data_Ack　　 - the data acknowledge status byte for the first　　 fuel dispenser application data element (details see at the end　　 2　　 of this table )　　 bin8 1 to 255 Data Identifier　　 Data_Id　　 - the identifier for the second application data　　 element which was received　　 bin8 0 to 7 Data Acknowledge Status　　 Data_Ack　　 fuel dispenser - the data acknowledge status byte for the　　 second application data element (details see at　　 2　　 the end of this table )　　 媴　　 bin8 1 fuel dispenser to 255 Data Identifier　　 Data_Id　　 - the identifier for the last application data　　 element which was received　　February 2006 IFSF - STANDARD FORECOURT PROTOCOL FP2_1.90　　 COMMUNICATION SPECIFICATION　　

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