India Mark III Chain Replacement

Remove the hex head bolt from the top of the access door on the pump head.

Pull the access door straight up off the pump head.

Place the spacer collar around the pump rod below the raised chain, with the beveled side down, and the flat side facing up.

Lift the pump handle until the base of the chain comes to rest on the spacer collar, and the chain is slack. Hold the handle in this position while the chain is being detached.

Using the two access holes, place an angled socket wrench on the bolt and nut attaching the chain to the pump handle.

Hold the wrench on the bolt stationary.

Loosen the nut.

Remove the nut from the chain bolt.

Remove the washer from the chain bolt.

Remove the chain bolt.

Pull the top of the chain straight off of the pump handle.

Remove the two bolts from the handle side of the pump head.

Use one wrench on the bolt and another on the nut beneath. Hold the bolt stationary and loosen the nut.

Remove the two bolts and nuts from the handle side.

After removing the two handle side bolts, have your partner support the weight of the handle.

Remove the two remaining bolts in the same fashion.

Lift and remove the pump head from the pump.

Slightly twist the head flange, until the corners overhang the top of the tank far enough to grab.

Lift the head flange up about one foot above the tank.

Slide the rod clamp around the pump rod, and support it on the tank base.

Tighten the rod clamp against the pump rod.

Lower the head flange.

Unscrew the chain from the top of the pump rod.

Remove the chain.

Check the chain for signs of wear or damage.