Hoshizaki ROX-20TB2-U service manual Display

Models: ROX-20TB2-U

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ON: closed OFF: open

Flow sw

valve

direction

micro SW

ON: closed

OFF: open

OFF: open

ON: closed

Float SW right tank upper

ON: closed

ON: closed OFF: open

OFF: open

Float SW left pump protection

ON: closed OFF: open

Element A

Element B

rotation opens/closes valve

= hall element detection

 

 

Motor

 

Flow sw

valve

location micro SW

 

Float SW rightpump protection

 

 

Float SW right tank lower

 

 

 

 

Float SW

ON: closed

 

 

 

Float SW

ON: closed

 

 

 

 

 

left tank

 

OFF: open

 

 

 

left tank

OFF: open

 

 

 

 

 

lower

 

 

 

 

 

upper

 

 

ON: closed

OFF: open

 

 

Spare

ON: closed

 

 

 

 

ON: salt water

 

 

ON:Externalclosed

 

OFF:3input

 

Level

tank full

(20TB+tank)

Model

input 2

 

OFF:SWopen

 

ON: Modelclosed

open

 

inputTank

 

 

SW 1

OFF: open

 

 

sensor

OFF: salt water

 

 

 

 

 

 

 

 

 

 

 

 

tank not full

 

 

 

 

 

 

 

 

 

 

 

 

 

ON:not full OFF:full

 

 

 

 

TP1

ON: closed

 

 

 

TP2

ON: closed

 

 

 

 

 

OFF: open

 

 

 

OFF: open

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0° (close)

ON:

 

 

 

315° (open)

ON:

 

Always

OFF

 

 

 

 

 

 

 

 

 

 

hall

 

detected

 

 

 

hall

 

detected

 

 

 

 

 

 

OFF: not

 

 

 

 

OFF: not

 

Unused

 

closedON:

openOFF:

 

Always

OFF

 

element B

notOFF: provided

 

 

detected

 

ON: provided

 

 

element A

 

 

 

detected

 

 

 

 

Model

input 1

 

 

Unused

 

 

 

Remote

controller

 

 

 

 

Unused

 

Always

 

 

 

Unused

Always

 

 

 

 

 

 

OFF

 

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Always

OFF

 

 

Unused

 

Always

 

 

 

Unused

Always

 

 

 

 

 

 

OFF

 

 

 

OFF

 

Unused

 

 

 

 

 

 

 

 

 

 

 

Always

OFF

 

 

Always

OFF

 

 

 

Always

OFF

Display

Unused

 

 

Unused

 

 

 

Unused

 

 

C1

 

Unused

 

Always

 

 

 

Unused

Always

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24

Flow control valve mechanism

Model inputs

 

 

 

 

 

,

 

 

 

 

 

   

 

     

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



 



 

 

 

 



 

 

 

 

 

 

 

 

 

 

valveoperating

 

 

 

 

 

 

Flow control

 

 

     

 

     

 

 

 

 



  

 

  

 

 

 

 

 

 

 

 

 

 



 



 

 

 

 

 



 



 

 

 

 



 

 



 

 

 

 

detection(0°)

 

detection(315°)

 

 

 

 



 

 

 

 

 



A B

 

 

 

 



Element

 

Element

 

 

 

 



 

 

 

 

is used

is used

with tank is used

 

 

 

 

ROX-10WB-U

ROX-20TB2-U

ROX-20TB2-U

 

 

 

 

1: ON when

2: ON when

3: ON when

 

 

 

 

Close Open

Page 25
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Hoshizaki ROX-20TB2-U service manual Display