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WAGNER Cobra 40-10 - User Manual

WAGNER Cobra 40-10
100 pages
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B_07935
High-pressure double diaphragm pumps
Cobra 40-10; Cobra 40-25
Translation of the Original Operating Manual
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For professional use.
Always observe the information in this manual, particularly the safety
instructions and the warning instructions. Store the manual in a safe place. Edition: 05/2022

Table of Contents

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Questions and Answers

  • K
    Kevin Day PhDAug 21, 2025
    How to prevent power loss from icing in WAGNER Cobra 40-10 Water Pump air motor?
    • D
      Desiree BrownAug 21, 2025
      Loss of power in the air motor of the WAGNER Water Pump due to severe icing can be caused by a lot of condensation water in the air supply. To fix this, install a water separator.
  • K
    Kelly TerryAug 25, 2025
    What causes loss of power due to severe icing in WAGNER Cobra 40-10?
    • L
      Lori LopezAug 25, 2025
      Loss of power in your WAGNER Water Pump due to severe icing is likely caused by excessive condensation water in the air supply. To resolve this, install a water separator.
  • F
    frances35Aug 26, 2025
    What causes strongly irregular operation of material pump in WAGNER Water Pump?
    • T
      Tina ChanAug 27, 2025
      A strongly irregular operation of the material pump in your WAGNER Water Pump might be because the diaphragms are "blocked" due to suction being too fast. To solve this, operate the pump with the ball valve opened a minimal amount for a while.
  • K
    Kyle BrooksAug 27, 2025
    What causes loss of power owing to icing the air motor in WAGNER Water Pump and how to fix it?
    • C
      Christy EdwardsAug 28, 2025
      Loss of power in your WAGNER Water Pump due to icing of the air motor can be caused by a lot of condensation water in the air supply. To resolve this, install a water separator.
  • M
    Michael HammondAug 29, 2025
    Why does my WAGNER Water Pump have an irregular spray pattern (pulsation)?
    • S
      smedinaAug 29, 2025
      If your WAGNER Water Pump's spray jet collapses or pulsates, it could be due to several reasons. The viscosity of the spraying product might be too high, so try thinning it. The spraying pressure could be too low; increase the incoming air pressure. Valves might be clogged, in which case, press the valve depressor. There might be a foreign body in the suction valve; dismantle the suction valve housing, then clean and check the valve seat. Also, clean the product pump and leave to soak in cleaning agent if necessary. If the compressed air line is too small, assemble a larger supply line. Lastly, if valves, packings, or pistons are worn out, replace them, and check the control air filter or work air filter, cleaning it if necessary.
  • R
    Rita SwansonAug 31, 2025
    How to prevent power loss due to icing in WAGNER Water Pump?
    • C
      Charles StephensonAug 31, 2025
      If your WAGNER Water Pump experiences a loss of power due to severe icing, it could be due to a lot of condensation water in the air supply. Install a water separator to resolve this issue.
  • M
    Michelle GreenSep 3, 2025
    Why is my WAGNER Cobra 40-10 Water Pump spray jet collapsing?
    • K
      kimberlymartinSep 3, 2025
      Irregular operation of the WAGNER Water Pump, causing the spray jet to collapse (pulsation), can be due to several factors: 1. The viscosity of the product might be too high. In this case, thin the product. 2. The spraying pressure could be too low. Increase the incoming air pressure or use a smaller nozzle. 3. The valves might be clogged. Press the valve depressor. 4. There could be a foreign body in the suction valve. Dismantle the suction valve housing, then clean and check the valve seat. 5. The diameter of the compressed air line might be too small. Assemble a larger supply line. 6. The valves, packings, or pistons could be worn out. Replace these parts. 7. The control air filter or work air filter may be clogged. Check and clean it if necessary.
  • A
    Ashley JonesSep 5, 2025
    What to do if WAGNER Water Pump runs but doesn't suck up product?
    • L
      Linda WallaceSep 5, 2025
      If the WAGNER Water Pump runs evenly but does not suck up any product, it could be due to: * A loose suction system union nut, causing the pump to take in air. Tighten the union nut. * A clogged suction filter. Clean the filter. * Clogged valves. Press the valve depressor.
  • V
    vaughnrebeccaSep 6, 2025
    Why does my WAGNER Cobra 40-10 run fast when the spray gun is closed?
    • S
      Sean BeltranSep 6, 2025
      If the WAGNER Water Pump runs fast when the spray gun is closed, it is likely that the valves are worn. Replacing the worn valves should solve this issue.
  • J
    Jackie SmithSep 8, 2025
    What to do if WAGNER Cobra 40-10 Water Pump runs fast when the spray gun is closed?
    • P
      parkerrussellSep 8, 2025
      If your WAGNER Water Pump runs fast when the spray gun is closed, it's likely due to worn valves, which would require replacing the parts.

WAGNER Cobra 40-10 Specifications

General IconGeneral
BrandWAGNER
ModelCobra 40-10
CategoryWater Pump
LanguageEnglish

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