C. sequence of operation charts, Cabinet cooling, Po w er s witc h "on," rail cooling s witc h "off – Hoshizaki REFRIGERATED PREP TABLE WITH RAISED RAIL 73168 User Manual

Page 12

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12

C. Sequence of Operation Charts

1. Cabinet Cooling

Leg

end:

CabFM

-cabinet f

an mot

or

Comp

-compr

essor

ConFM

-condenser f

an mot

or

CLL

V

-cabinet liquid line v

al

ve

CTh

-cabinet ther

mist

or

DH

-defr

ost heat

er

DT

-defr

ost timer

DTh

-defr

ost ther

mist

or

DTst

-defr

ost ther

most

at

PH

-per

imet

er heat

er

CabFM

ener

giz

ed

CLL

V

ener

giz

ed

PH

ener

giz

ed

Comp

de-ener

giz

ed

ConFM

de-ener

giz

ed

4.

Cabinet Defr

ost

1.

Star

tup

2.

Cool Do

wn

3.

Cool Do

wn

A

chie

ved

CabFM

ener

giz

ed

CLL

V

ener

giz

ed

Comp

ener

giz

ed

ConFM

ener

giz

ed

PH

ener

giz

ed

CTh in contr

ol

DTh r

eaches 49

°F (9.4°C)

or

100-min

ut

e

defr

ost t

er

mination timer e

xpir

es or

DTst t

emper

atur

e r

eaches 1

20

°F

±5°

F (49

°C

±3°

C)

CabFM

ener

giz

ed

CLL

V

ener

giz

ed

PH

ener

giz

ed

CTh war

ms to

setpoint

2‑

min

ut

e

C

omp dela

y

timer st

ar

ts

6‑

hour

DT

st

ar

ts

5.

Cabinet Cool Do

wn Defr

ost R

eco

ver

y

(defr

ost t

er

minat

ed)

CabFM

ener

giz

ed

CLL

V

ener

giz

ed

Comp

ener

giz

ed

ConFM

ener

giz

ed

PH

ener

giz

ed

Sta

g

e 1:

5-min

ut

e C

omp

dela

y timer

DTh in contr

ol

To 5 belo

w

Fr

om 5 belo

w

To 2 abo

ve

Fr

om 4

abo

ve

6

hour

DT

e

xpir

es

, then

resets

100

‑min

ut

e

defr

ost

ter

mination timer st

ar

ts

CabFM

and

PH

ener

giz

e f

or 1

0 sec.

CLL

V

ener

giz

ed

Comp

ener

giz

ed

ConFM

ener

giz

ed

Sta

g

e 2:

5-min

ut

e C

abFM and

PH dela

y timer

P

o

w

er S

witc

h "ON," Rail Cooling S

witc

h "OFF"

CLL

V

ener

giz

ed

DH

ener

giz

ed

CabFM

de-ener

giz

ed

Comp

de-ener

giz

ed

ConFM

de-ener

giz

ed

PH

de-ener

giz

ed

CLL

V

ener

giz

ed

DH

de-ener

giz

ed

CabFM

de-ener

giz

ed

Comp

de-ener

giz

ed

ConFM

de-ener

giz

ed

PH

de-ener

giz

ed

CTh r

eaches

3.6°F (2°C)

or mor

e

belo

w setpoint

2-min

ut

e C

omp

dela

y timer st

ar

ts

Cy

cle St

eps

Initial st

ar

tup

begins her

e

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