Error code Hpt WT540 Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Error code Hpt WT540 This topic has 1 reply, 2 voices, and was last updated 17 years, 6 months ago by Steven. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts October 8, 2008 at 2:34 pm #40058 StevenParticipant Any one know the error code light sequence for WT540 could not see it Known error code. Rinse hold & on off lamp flashing Cheers Steven October 8, 2008 at 3:18 pm #264618 iadomModerator Re: Error code Hpt WT540 Same as the Indesit WIDL codes on page three of Error Codes thread. Ignore the On/Off, just count the number of the other from top to bottom. Jim. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In