Hoshizaki fh1-ssb 补充手册
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C. Control Board
• A HOSHIZAKI exclusive solid-state control is employed in all Hoshizaki refrigerators
and freezers.
• All models are pretested and factory-adjusted
.
CAUTION
1. Fragile, handle very carefully.
. The control board contains integrated circuits, which are susceptible to failure
. The control board contains integrated circuits, which are susceptible to failure
due to static discharge. It is especially important to touch the metal part of
the unit before handling or replacing the board.
the unit before handling or replacing the board.
3. To prevent damage to the board, do not touch the electronic devices on the
board or the back of the board.
4. Do not fix the electronic devices or parts on the board in the field. Always
replace the whole board assembly if it goes bad.
5. Do not short out power supply to test for voltage.
6. Keep the thermistors, clogged filter leads, door switch leads, pressure switch
6. Keep the thermistors, clogged filter leads, door switch leads, pressure switch
leads and ribbon cable at least 1 1/" away from high voltage leads (AC 100
volts or more) to protect against electrical noise.
volts or more) to protect against electrical noise.
1. Location
The control box, the control panel and an error code label are located behind the front
panel. There are two front panel designs. If the front panel swings up when pulled out,
swing the panel up and allow both panel hinges to catch securely on both sides of
the side panel frame (one on each side). Otherwise, remove the panel by lifting it up
approximately one-half inch, then pulling it forward.
panel. There are two front panel designs. If the front panel swings up when pulled out,
swing the panel up and allow both panel hinges to catch securely on both sides of
the side panel frame (one on each side). Otherwise, remove the panel by lifting it up
approximately one-half inch, then pulling it forward.