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6

TROUBLESHOOTING GUIDE

The following information is intended as an aid in determining if problem exists. Pump and ram should be repaired only by 

authorized BVA Service Center. For repair service, contact service center in your area.

Symptom

Possible Causes

Corrective Action

Erratic action

 • 

Air in system or pump cavitation.

 • External leakage in ram.

 • Ram sticking or binding.

 • Vent the system.

 • Contact service center.

 • Contact service center.

Ramr will not extend, or 

respond to pressurized fluid

 • 

Overload condition.

 • Loose/Faulty couplers.

 • Oil level in pump is low.

 • Remedy overload condition.

 • Tighten/Replace couplers.

 • Fill and bleed the system.

Ram extend only partially

 • Oil level in pump is low.

 • 

Overload condition.

 • Ram is sticking or binding.

•  Pump malfunction.

 • Fill and bleed the system.

 • Remedy overload condition.

 • Contact service center.

 • Contact service center.

Ram move slower than normal

 • Loose connection or coupler.

 • Restricted hydraulic line or fitting.

 • Pump not working correctly.

 • Ram seals leaking.

 • Tighten connection or coupler.

 • Clean and replace if damaged. 

 • Check pump’s operating instructions.

 • Contact service center.

Ram responds to pressurized fluid, but 

system does not maintain pressure

 • Overload condition.

 • Pump malfunctioning.

 • Ram seals leaking.

 • Remedy overload condition.

 • Contact service center.

 • Contact

 

service center.

Oil leaking from ram 

 • Worn or damaged seals.

• Contact service center.

Ram will not retract or retracts slower 

than normal

  • Malfunctioning coupler, damaged 

application.

 • Pump reservoir overfilled.

 • Ram damage internally.

 •

 Secure load by other means

Depressurize

 pump and hoses, 

remove application and replace 

coupler.

 •

 Secure load by other means

Depressurize

 pump and hoses, 

remove application, then drain fluid to 

proper level.

 • Contact service center.

Poor performance

 • Oil level in pump is low.

 • Air trapped in system.

 • Ensure proper oil level.

 • Vent the system.

Summary of Contents for HNS05T

Page 1: ...O 64153 Tel 888 332 6419 Fax 816 448 2142 E mail sales bvahydraulics com Website www bvahydraulics com HNS15T M0_022018 This is the safety alert symbol It is used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death Drawn By 蕭益彰 Model No T30 1 1400 103 ...

Page 2: ... any given task and therefore accept responsibility for that decision Immediately after lifting loads must be supported by appropriate mechanical means PRODUCT DESCRIPTION NEVER rely upon a Hydraulic Nut Splitter as a support device Immediately after lifting loads must be supported by appropriate mechanical means Always check connections before using Alteration of these products is strictly prohib...

Page 3: ... C D E F G H J K L HNS05T 5 0 63 0 5 0 75 31 50 7 72 4 49 2 45 2 05 0 75 1 1 1 57 0 98 0 84 0 24 0 29 2 2 HNS10T 10 1 14 0 75 0 94 50 63 8 59 5 44 3 55 2 59 0 98 1 5 2 17 1 26 1 03 0 31 0 57 4 0 HNS15T 15 2 39 0 94 1 13 63 88 9 86 6 76 4 27 3 17 1 22 1 93 2 60 1 57 1 33 0 39 1 02 6 8 HNS20T 20 3 61 1 13 1 56 88 1 13 10 66 7 61 4 96 3 55 1 38 2 6 2 95 1 97 1 7 0 59 1 02 9 5 ...

Page 4: ...hose Do not allow hose to kink twist curl crush cut or bend so tightly that fluid flow within the hose is blocked or reduced Periodically inspect the hose for wear Do not pull position or move ram setup by the hose Use carrying handle or other means of safe transport Do not handle pressurized hoses Never attempt to grasp a leaking pressurized hose Ensure to release the system pressure before disco...

Page 5: ...amage the pump hose and application Adding Hydraulic Oil 1 With ram fully lowered set pump unit in its normal level position Locate and remove oil filler screw 2 Fill until oil is within 3 8 of the oil filler screw hole opening re install oil filler screw Changing Hydraulic Oil For best performance and increased system life replace the complete fluid supply at least once per year 1 With ram fully ...

Page 6: ...Contact service center Ram move slower than normal Loose connection or coupler Restricted hydraulic line or fitting Pump not working correctly Ram seals leaking Tighten connection or coupler Clean and replace if damaged Check pump s operating instructions Contact service center Ram responds to pressurized fluid but system does not maintain pressure Overload condition Pump malfunctioning Ram seals ...

Page 7: ... the Hydraulic Nut Splitter are replacement items but are illustrated as a convenient reference of location and position in the assembly sequence SFA Companies 10939 N Pomona Ave Kansas City MO 64153 Tel 888 332 6419 Fax 816 448 2142 E mail sales bvahydraulics com Website www bvahydraulics com MODEL NUMBERS HNS05T HNS10T Hydraulic Nut Splitter Service Parts 1 2 3 Drawn By 蕭益彰 ...

Page 8: ...art No Description Qty HNS05T HNS10T 1 HNS05T 1 HNS10T 1 Hydraulic Nut Splitters 1 1 1 N A N A Base 1 1 2 HNS05T 2 HNS10T 2 Blade 1 1 3 649 1 0040 007 649 1 0050 028 Hex Socket Screw 1 1 4 512 2 0245 100 512 2 0310 105 Compress Spring 1 1 5 N A N A Plunger 1 1 6 Back up ring 1 1 7 U cup 1 1 8 N A N A Cylinder 1 1 9 CH38F Coupler 1 1 10 CDC38 Dust Cap 1 1 11 644 1 0040 204 Set Screw 1 1 12 644 1 00...

Page 9: ... the Hydraulic Nut Splitter are replacement items but are illustrated as a convenient reference of location and position in the assembly sequence SFA Companies 10939 N Pomona Ave Kansas City MO 64153 Tel 888 332 6419 Fax 816 448 2142 E mail sales bvahydraulics com Website www bvahydraulics com MODEL NUMBERS HNS15T HNS20T Hydraulic Nut Splitter Service Parts 1 2 3 Drawn By 蕭益彰 ...

Page 10: ...raulics com No Part No Description Qty HNS15T HNS20T 1 HNS15T 1 HNS20T 1 Hydraulic Nut Splitters 1 1 1 N A N A Base 1 1 2 HNS15T 2 HNS20T 2 Blade 1 1 3 649 1 0050 028 Hex Socket Screw 1 1 4 512 2 0450 101 Compress Spring 1 1 5 N A N A Plunger 1 1 6 Back up ring 1 1 7 U cup 1 1 8 N A N A Cylinder 1 1 9 CH38F Coupler 1 1 10 CDC38 Dust Cap 1 1 11 641 1 0060 007 Set Screw 1 1 12 641 1 0100 104 Hex Soc...

Page 11: ...BVA Hydraulics product fails due to material defect in workmanship you may contact SFA for disposition In such cases the customer s sole and exclusive remedy for any breach or alleged breach of warranty is limited to the repair or replacement of the defective product Under no circumstances is BVA Hydraulics liable for any consequential or incidental damage or loss whatsoever THIS WARRANTY IS LIMIT...

Page 12: ...12 SFA Companies 10939 N Pomona Ave Kansas City MO 64153 Tel 888 332 6419 E mail sales bvahydraulics com ...

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