Hello, in accordance with the explanation of the solved problem, I attach to the message regarding the automatic charger of the forklift batteries type STC 24/50 a diagram of the device, and a photo of the plate with a visible place of the presented fault. Regards.

My charger gave no sign of life, no LEDs illuminated, no relay engaged when the battery was connected (and it should audibly 'snap' even if there is no mains power). - The quadruple D-type HEF40175BT (SMD) flip-flop was faulty.

Added after 6 [minutes]: hi. hope you are good, I am Shahid Bilal from Pakistan. I need mk115304 card. Please contact me with email address. shahidbilal3333(_at_)gmail.com

Scheme of the STC 24/50 rectifier, and a photo of the board for the described fa

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#1 14529500 14 Mar 2015 19:29

rysz rysz

Level 11
» | Topic author

Post #1
14529500 14 Mar 2015 19:29

Hello, in accordance with the explanation of the solved problem, I attach to the message regarding the automatic charger of the forklift batteries type STC 24/50 a diagram of the device, and a photo of the plate with a visible place of the presented fault.
Regards.

Attachments:

Schemat_STC_24_50___001.jpg Download (110.35 KB)

Druk___p__ytka__STC_24_50___002.jpg Download (157.46 KB)
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#2 17258863 05 Jun 2018 00:25

bolek9001 bolek9001

Level 12

» | Positive voted Helpful post? (+6)

Post #2
17258863 05 Jun 2018 00:25

My charger gave no sign of life, no LEDs illuminated, no relay engaged when the battery was connected (and it should audibly 'snap' even if there is no mains power).

- The quadruple D-type HEF40175BT (SMD) flip-flop was faulty.
#3 19522577 16 Jul 2021 05:28

shahidbilal shahidbilal

Level 1

» | Helpful post? (+1)

Post #3
19522577 16 Jul 2021 05:28

rysz wrote:
Hello, in accordance with the explanation of the solved problem, I attach to the message regarding the automatic charger of the forklift batteries type STC 24/50 a diagram of the device, and a photo of the plate with a visible place of the presented fault.
Regards.

Added after 6 [minutes]:

hi.
hope you are good,
I am Shahid Bilal from Pakistan.
I need mk115304 card.
Please contact me with email address.
shahidbilal3333(_at_)gmail.com
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Scheme of the STC 24/50 rectifier, and a photo of the board for the described fa

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