Introduction

Remove or replace the water tank on an India Mark II water hand pump.

Parts

No parts required.

Use a wrench to remove the bolt on the top of the cover plate.
  • Use a wrench to remove the bolt on the top of the cover plate.

  • When replacing the cover plate, this bolt only needs to be hand tight.

Remove the top cover by pulling it straight off the pump.
  • Remove the top cover by pulling it straight off the pump.

  • Store the top cover in a sanitary place, preferably above ground, to prevent contamination.

Pull the pump handle all the way down and hold it in this position, exposing the pump rod. Place the spacer around the pump rod and under the chain attachment point. Make sure the spacer is beveled side down, and flat side up.
  • Pull the pump handle all the way down and hold it in this position, exposing the pump rod.

  • Place the spacer around the pump rod and under the chain attachment point.

  • Make sure the spacer is beveled side down, and flat side up.

  • Lift the pump lever until there is no tension in the chain and hold it in this position.

Remove the bolt connecting the chain to the pump handle. Remove the chain from the handle.
  • Remove the bolt connecting the chain to the pump handle.

  • Remove the chain from the handle.

There are 4 bolts securing the head section to the water tank, located at the corners of head section base. Continue supporting the pump handle so the pump head doesn't fall off when all the bolts are removed. Remove the 4 bolts on the base of the water tank.
  • There are 4 bolts securing the head section to the water tank, located at the corners of head section base.

  • Continue supporting the pump handle so the pump head doesn't fall off when all the bolts are removed.

  • Remove the 4 bolts on the base of the water tank.

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Lift the pump head off of the water tank and place in a sanitary place, preferably above ground, to prevent contamination.
  • Lift the pump head off of the water tank and place in a sanitary place, preferably above ground, to prevent contamination.

Lift the plunger assembly and separator plate and place a rod clamp below  the separator plate. Tighten the rod clamp and gently set the separator plate on top of it. Remove the spacer.
  • Lift the plunger assembly and separator plate and place a rod clamp below the separator plate.

  • Tighten the rod clamp and gently set the separator plate on top of it.

  • Remove the spacer.

Hold the rod clamp steady while removing the chain from the pump rod. Check the chain for signs of damage. Extend the chain sideways and use it as a lever as demonstrated in the first picture. Remove the lock nut by turning it counterclockwise.
  • Hold the rod clamp steady while removing the chain from the pump rod. Check the chain for signs of damage.

    • Extend the chain sideways and use it as a lever as demonstrated in the first picture.

  • Remove the lock nut by turning it counterclockwise.

  • Remove the separator plate.

Reinstall the lock nut. Install a T-handle, screwing it down against the lock nut.
  • Reinstall the lock nut.

  • Install a T-handle, screwing it down against the lock nut.

Lift up on the T-handle to take pressure off the rod clamp. Remove the rod clamp and slowly lower the T-handle.
  • Lift up on the T-handle to take pressure off the rod clamp.

  • Remove the rod clamp and slowly lower the T-handle.

  • The pump rod will rest on the end cap, located below the cylinder of the pump. It is important to lower the T-handle slowly to prevent damage to the pump.

There are 4 bolts securing the water tank to the pump base. They are located at the bottom corners of the water tank.
  • There are 4 bolts securing the water tank to the pump base. They are located at the bottom corners of the water tank.

  • Remove the 4 bolts on the base of the water tank.

Lift the water tank up approximately 1 foot. Place a base clamp around the exposed pipe and tighten it against the riser main. Place a base clamp around the exposed pipe and tighten it against the riser main.
  • Lift the water tank up approximately 1 foot.

  • Place a base clamp around the exposed pipe and tighten it against the riser main.

Secure the base clamp to the pump base with two bolt and nut sets installed on opposite sides of each other. Hand tight will be sufficient for securing the base clamp.
  • Secure the base clamp to the pump base with two bolt and nut sets installed on opposite sides of each other.

    • Hand tight will be sufficient for securing the base clamp.

    • Use the nuts and bolts removed from the water tank base or head section base.

Turn the water tank counterclockwise until it comes free from the pipe. Make sure to keep the tank level to prevent cross threading.
  • Turn the water tank counterclockwise until it comes free from the pipe.

  • Make sure to keep the tank level to prevent cross threading.

  • Lift the water tank up against the T-handle and secure the rod clamp to the pump rod.

Remove the T-handle. Remove the water tank and check for signs of blockage.
  • Remove the T-handle.

  • Remove the water tank and check for signs of blockage.

  • Store in a sanitary place to prevent contamination.

Conclusion

To reassemble your device, follow these instructions in reverse order.

Phillip Takahashi

Member since: 08/22/2011

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