power shower not turning on help

[carpetlee]

I have a pumped power shower running of a indirect cylinder the shower head is just below the header tank but the pump wont turn on unless the head is on the floor or I shake it about can I put a accuimilator tank on or any suggestions to what will sort it out all help will be apprecitated

 

[Whyme]

Is it a power shower ie Electric but with a pump inside running off cold tank and hot cylinder or a shower with a shower pump ??

 

[Whyme]

The reason i ask is a power shower will work right under the cws.

 

[stevetheplumber]

not enough head to start it either put up with lowering the head or get a negative head pump actually ive got a second hand pump for sale negative head stuart turner

 

[carpetlee]

hi its a electric pump running of the hot cylinder and a separate cold water tank

 

[carpetlee]

hi new ish to plumbing think you are right not enough head didn't no about negative head pumps will look in to them