Pegler PB50 Hose Union Bibtap 15mm x 1/2"

Product Information

Using a large open-ended spanner (or similar), wrap a tea towel or cloth around the largest open end (to prevent damaging the tap or tap head). This may not sound like much but with a bad leak of 1 litre an hour, that’s 168 litres a week and a massive 8736 litres in a single year! A dribble from the top of the tap is usually a result of the Gland seals being worn. Sometimes there is a gland nut, which can be undone to reveal the O-ring sealing the gland to the head. (see “Individual elements that make up a pillar tap” image at top). Other times there is a circlip holding the spindle to the head. This can be removed carefully as shown below. Wraps lots of PTFE tape around the threads on the outside tap (15 wraps or more if needed to get the tap straight)

Damage to the valve seat is very often caused by hard water and can quite often be eliminated in the future by softening this hard water using a water softener. Step 1 – Remove Headgear and Tap Valve

First, turn off the water and isolate the supply to the tap you’re working on. This can be done at an isolation valve or at the mains stop tap if not. Turn the tap on and run any remaining water out of it.

Also, lay out a cloth or tea towel in the sink to protect the porcelain or enamel from getting chipped if you accidentally drop anything in it. In terms of how to replace it, I'll look it up once I've got the tap, but any words of wisdom in the meantime would be much appreciated. To change the tap washer simply hook the old washer off if it is pushed on to the centre lug and replace it with a new one or if it is held on with a retaining nut, undo the nut taking note of how tightly it’s done up so that you can re-tighten it the same when reassembling and remove the old washer, replace it with a new one and replace the retaining nut and any other washers that may be present. If there are any O-rings present make sure you change all of these also. Simply hook them off using a small screwdriver, measure the exact size of each one and then replace with those of the exact same size. However if it is an older tap then it may still have a washer in place that may be worn or there may be wear in the valve seat.The exact location of the washer can be seen in the diagrams below, along with the names of the other various parts of 2 common different types of pillar tap. Once completed, replace the valve and screw it up, making sure you hold the tap body still while you do so using the tips stated above and then replace the headgear or handle and any retaining screws and caps. Where you have a tap connector on a hose which has 2 different internal size threads (a thread adapter screws into the other one to reduce its size) and the larger diameter thread is 1.21" internal diameter is that meant for a 3/4" tap? The smaller one is 0.96" internal diameter.

If when inspecting the valve seat you find that there are scores and pits in its surface then these will undoubtedly cause leaks so they need to be removed using a tap valve seat grinding tool as seen in the image below.To ensure a correct seal it is essential that you replace any washer or O-ring with one of the exact same size! Tap Indicator Covers Next, find the correct size serrated cutter for your tap from those supplied with the kit. It will be the one that just fits through the opening.