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Hoshizaki Modular Cubelet Serenity Series, Руководство по обслуживанию

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13

2. Shutdown Flow Chart

3

.

 Icemak

er Of

f

1.

 BC1 Shutdo

wn (infr

ar

ed sensor)

1.

 Bin F

ull

BC1 

activ

at

ed

 

  

PDS

 de-ener

giz

ed 

(CLPS opens)

Comp

 de-ener

giz

ed

FMR 

de-ener

giz

ed

GM

 contin

ues

EH

 contin

ues

GM

 de-ener

giz

ed

EH

 de-ener

giz

ed

2

.

 Ice P

ur

g

e Cy

cle

BC1 Y

ello

w

 

LED (fl

ashing or st

eady)

BC1 dela

y det

er

mined b

y CB S1 dip 

switch 1, 2, 3 

4.

 Icemak

er R

estar

t

5 min.

 

Not

e:

 If BC1 f

ails t

o shutdo

wn the icemak

er

, 

BC2 opens and a 9-beep alar

m sounds

. 

See "II.D

. Bin C

ontr

ol Chec

k."

BC1 Gr

een LED on

BC1 

Yello

w LED of

f

BC1 Gr

een LED on

BC1 

Yello

w LED of

f

BC1 

de-activ

at

ed

Contr

ol Boar

d Sequence of Oper

ation Flo

w Char

t - Shutdo

wn

1.

 Bin F

ull

1 t

o 1

0 sec.

All Components 

 

de-ener

giz

ed

 

9-beep alar

m sounds

BC2 c

losed

(mechanical bin contr

ol diseng

aged)

BC2

to "2.

 Ice P

ur

ge C

ycle" in Icemaking 

and Dr

ain C

ycle Char

t

BC2 open

  

mechanical  bin 

contr

ol eng

aged

2.

 Icemak

er Of

f

3.

 Icemak

er R

estar

t

Ice le

vel lo

w

er

ed

2.

 BC2 Shutdo

wn (mec

hanical bac

kup)

Leg

end:

BC1

-bin contr

ol 1 (infr

ar

ed sensor)

BC2

-bin contr

ol 2 (mechanical)

Comp

-compr

essor

FMR

-f

an mot

or

-r

emot

e

GM

-gear mot

or

L

LV

-liquid line v

al

ve (MLJ)

S

LV

-suction line v

al

ve (MLJ)

Not

e:

 W

hen BC2 is activ

at

ed, a 9-beep 

alar

m sounds

. See "II.D

. Bin C

ontr

ol 

Chec

k."

Immediat

e

to "2.

 Ice P

ur

ge C

ycle" 

in Icemaking and Dr

ain 

C

ycle Char

t

BC1

 activ

at

ed

Содержание Modular Cubelet Serenity Series

Страница 1: ...Models FS 1501MLJ C with SRC 14J Modular Cubelet Serenity Series Service Manual Number 73239 Issued 8 1 2019 hoshizakiamerica com...

Страница 2: ...rty damage due to improper installation is not covered under warranty Hoshizaki provides this manual primarily to assist qualified service technicians in the service of the appliance Should the reader...

Страница 3: ...Diagnosis 14 C Control Board Check 22 D Bin Control Check 27 E Power Switch and Control Switch 30 F Float Switch Check and Cleaning 31 G Diagnostic Tables 33 III Controls and Adjustments 36 A Control...

Страница 4: ...4 VII Technical Information 56 A Specification and Performance Data Sheets 56 B Wiring Diagrams 57 1 FS 1501MLJ C 57 2 SRC 14J Condensing Unit 58...

Страница 5: ...c shock serious injury or fire follow basic precautions including the following Only qualified service technicians should install and service the appliance The appliance must be installed in accordanc...

Страница 6: ...led Such actions could result in electric shock or fire To unplug the icemaker be sure to pull the plug not the cord and do not jerk the cord Do not place fingers or any other objects into the ice dis...

Страница 7: ...erating ambient temperature must be within 45 F to 100 F 7 C to 38 C Do not leave the icemaker on during extended periods of non use extended absences or in sub freezing temperatures To properly prepa...

Страница 8: ...Motor Thermostatic Expansion Valve Ice Chute BC1 infrared sensor Cutter Extruding Head Evaporator Power Cord Drain Valve Liquid Line Service Valve Strainer Front Panel Right Side Panel Top Panel Drier...

Страница 9: ...ors Headmaster C P R Liquid Line Shutoff Valve Compressor High Pressure Switch Control Low Pressure Switch Control Box Safety Low Pressure Switch Right Side Panel Louver Panel Left Side Panel Top Pane...

Страница 10: ...t Gear Motor Spline Coupling Lower Housing O Ring Mechanical Seal Cylinder Auger Extruding Head Upper Bearing Cutter Insulation Socket Head Cap Screw with Split Lock Washer Hex Bolt and Washer Evapora...

Страница 11: ...ine Drier Pump Down Solenoid Valve Drain Outlet Compressor Safety Low Pressure Switch Fan Motors Condenser Headmaster C P R High Pressure Switch Suction Line Shutoff Valve Control Low Pressure Switch...

Страница 12: ...in 1 drain cycle is recommended a 1 in 12 drain cycle is available For 1 in 12 drain cycle sequence see 3 1 in 12 Hour Drain Cycle Restart optional Refill FT Maximum 90 sec 90 sec FT exceeded 90 sec P...

Страница 13: ...LED off BC1 de activated Control Board Sequence of Operation Flow Chart Shutdown 1 Bin Full 1 to 10 sec All Components de energized 9 beep alarm sounds BC2 closed mechanical bin control disengaged BC2...

Страница 14: ...ake sure that none have fallen into the dispenser unit storage bin Make sure all food zones in the icemaker and dispenser unit storage bin are clean after the unit is serviced 1 Ice Production Check T...

Страница 15: ...e purge cycle may be bypassed by pressing the SERVICE button on the control board after the gear motor starts WARNING Risk of electric shock Care should be taken not to touch live terminals If the ice...

Страница 16: ...nt between CB K8 3 GY and CB K8 4 GY If 5VDC is not present when BC2 is open replace CB Close the spout cover and replace the spout spring 7 Fill Cycle WTRIN LED is on Reservoir is empty and LFS and U...

Страница 17: ...es and FT starts Icemaker Diagnosis Confirm that CB X1 relay energizes CB COMP LED on Once CB X1 relay energizes PDS energizes If not confirm 115VAC from CB X1 BK to neutral W If 115VAC is not present...

Страница 18: ...le range If HPS does not reset open allow pressures to equalize and HPS to reset If refrigeration circuit high side pressure does not drop recover evacuate and recharge if necessary Before restarting...

Страница 19: ...tinuity through WV solenoid If open replace WV If WV is energized and refill exceeds FT with no water in the reservoir check for DV leaking If reservoir is full and overflowing check for open UFS See...

Страница 20: ...starts When the 5 min ice purge timer terminates GM de energizes 10 min DT starts DV energizes After 10 min DT terminates DV de energizes and 12 hour drain cycle timer starts Icemaking process restar...

Страница 21: ...zed after BC1 shutdown delay timer terminates Check for 115VAC from CB X1 relay DBU wire to neutral W If 115VAC is present replace CB If 115VAC is not present check PDS for mechanical failure Condensi...

Страница 22: ...m the control transformer and the 1A fuse is good Check for 24VAC at CB K8 1 W R to CB K8 2 LBU If 24VAC is present and CB POWER OK LED is off replace CB 3 BC1 infrared sensor Power Supply K6 connecto...

Страница 23: ...present replace CB When the control switch is in the ICE position the control switch contacts are open 0VDC is present between CB white K5 connector pin closest to CB red K4 connector and CB K9 2 W BK...

Страница 24: ...pens during normal operation WTRIN LED turns on fill timer FT starts freeze timer FZT terminates only during normal operation and WV energizes If LFS is open and WTRIN LED is off confirm LFS status Se...

Страница 25: ...after 5 min ice purge timer terminates replace CB When COMP LED turns on PDS energizes If COMP LED is on and PDS does not energize check for 115VAC between CB X1 relay dark blue DBU wire and a neutra...

Страница 26: ...6 white orange High Pressure Switch not used on this model 3 4 yellow Control Switch 1 2 white black Inlet Water Valve 8 orange POWER OK LED Control Transfomer 24VAC Neutral 2 light blue Lower Float...

Страница 27: ...remove the housing from the base See Fig 3 5 Make sure the control switch is in the ICE position then plug the icemaker into the electrical outlet 6 Move the power switch to the ON position to start...

Страница 28: ...C1 If the appliance remains on after BC1 shutdown delay timer terminates and the 5 min ice purge timer terminates replace CB If BC1 fails to shut down the icemaker and the level of ice activates BC2 t...

Страница 29: ...h to the ON position 5 30 seconds after the upper float switch closes the control board GM LED turns on After GM LED turns on press the SERVICE button on the control board to bypass the 5 minute compr...

Страница 30: ...rd then supplies 5VDC to the control switch for unit operation 2 Control Switch The control switch has 2 positions ICE and DRAIN When the control switch is in the ICE position open icemaking begins Wh...

Страница 31: ...Float Switch Cleaning After cleaning FS check UFS and LFS again Replace if necessary 8 Reconnect FS connector to CB K8 connector 9 Plug the appliance into the electrical outlet then move the power swi...

Страница 32: ...y with a mixture of 1 part Hoshizaki Scale Away and 25 parts warm water Rinse the assembly thoroughly with clean water 5 While not necessary the floats can be removed from the shaft during cleaning If...

Страница 33: ...filters clogged 3 Power Switch Control Box a OFF position b Bad contacts 4 Control Transformer 115VAC 24VAC a Coil winding open or shorted 5 1A Fuse Control Box a Blown 6 Control Board See II C Contro...

Страница 34: ...rature too warm d Refrigerant overcharged e Refrigerant line or component restricted 7 Magnetic Contactor a Defective 8 Condensing Unit Fan Motor s a Defective capacitor b Fan blade binding c Defectiv...

Страница 35: ...b Defective c Control board no power to IS 2 BC2 Mechanical Backup See II D Bin Control Check a Defective 3 Control Board a Control board dip switches set incorrectly b In alarm c Defective Drain Cycl...

Страница 36: ...ully 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 icemaker before handling or repla...

Страница 37: ...y Circuit 5 6 white orange High Pressure Switch not used on this model 3 4 yellow Control Switch 1 2 white black Inlet Water Valve 8 orange POWER OK LED Control Transformer 24VAC Neutral 2 light blue...

Страница 38: ...high pressure switch closes 4 High Pressure Switch Third activation in 1 hr Call for service To avoid possible catastrophic failure it is recommended to leave the icemaker off until this alarm is reso...

Страница 39: ...witch Settings The S1 dip switch settings are factory set to the following positions S1 Dip Switch Model S1 Dip Switch No 1 2 3 4 5 6 7 8 9 10 FS 1501MLJ C ON OFF OFF OFF OFF OFF ON ON OFF OFF Bin Con...

Страница 40: ...n Delay No 1 No 2 No 3 OFF OFF OFF 0 Seconds ON OFF OFF 100 Seconds 1 6 minutes Factory Default OFF ON OFF 1100 Seconds 18 3 minutes OFF OFF ON 1650 Seconds 27 5 minutes ON ON OFF 2200 Seconds 36 7 mi...

Страница 41: ...utdown Delay S1 dip switch 8 Not available when S1 dip switch 7 is on Factory set for normal operation No adjustment is required This appliance does not utilize a mechanical bin control S1 Dip Switch...

Страница 42: ...rmation WARNING Repairs requiring the refrigeration circuit to be opened must be performed by properly trained and EPA certified service personnel Use an electronic leak detector or soap bubbles to ch...

Страница 43: ...flow When brazing protect the drier by using a wet cloth to prevent the drier from overheating Do not allow the drier to exceed 250 F 121 C 2 Use an electronic leak detector or soap bubbles to check f...

Страница 44: ...ervice cylinder on the scales if the service cylinder is not equipped with a dip tube invert the service cylinder then place it on the scales Open the high side valve on the gauge manifold 7 Allow the...

Страница 45: ...to the torque values listed below Torque for FS 1501 and Larger 25 8 ft lb 35 N m tighten 2 times Allow at least 5 sec in between each tightening Component Notes Compressor Install a new drier start...

Страница 46: ...ock Washer Gear Motor Gear Motor Barrier Lower Housing O Ring Mechanical Seal Spline Coupling Hex Bolt and Washer Socket Head Cap Screw and Split Lock Washer Lower Bearing pressed into lower housing T...

Страница 47: ...located later in this procedure Note Replacing the bearing requires a bearing press adaptor If one is not available replace the whole extruding head and lower housing 6 Replace the washer if applicab...

Страница 48: ...ace the new extruding head in place and tighten down with new seal bolts See Seal Bolt Removal and Installation Instructions above 7 Replace the washer if applicable cutter cutter bolt if applicable s...

Страница 49: ...h to the OFF position b Move the control switch to the DRAIN position c Move the power switch to the ON position and allow the water to drain from the evaporator d Move the power switch to the OFF pos...

Страница 50: ...p and side panels in their correct positions 19 Move the control switch to the ICE position 20 Plug the unit into the electrical outlet then move the power switch to the ON position to start the autom...

Страница 51: ...he socket head cap screws and split lock washers 13 Install the auger assembly with the upper part of the mechanical seal attached 14 Replace the removed parts in the reverse order of which they were...

Страница 52: ...and reconnect the electrical wires 9 Replace the removed parts in the reverse order of which they were removed 10 Replace the top and side panels in their correct positions 11 Move the control switch...

Страница 53: ...r control switch with damp hands Before Servicing FS Move the icemaker s power switch to the OFF position Unplug the icemaker from the electrical outlet SRC Turn off the power supply to the remote con...

Страница 54: ...with a cup of clean water to rinse Icemaker and Dispenser Unit Ice Storage Bin Drains Check to make sure they are clear Extruding Head Seal Bolts Inspect for leakage around seal bolts Tighten see torq...

Страница 55: ...osal The appliance contains refrigerant and must be disposed of in accordance with applicable national state and local codes and regulations Refrigerant must be recovered by properly certified service...

Страница 56: ...1125 510 1059 480 lbs day kg day 100 38 1021 463 985 447 919 417 APPROXIMATE ELECTRIC 70 21 2128 2138 2148 CONSUMPTION 80 26 2157 2167 2177 90 32 2187 2196 2202 watts 100 38 2207 2212 2217 APPROXIMATE...

Страница 57: ...BK BR W W W O W O S2 S1 X1 1 2 3 4 5 6 3 2 1 K4 K3 FUSE 1A DBU LBU R Y W BK W BK O W BU INLET WATER VALVE CONTROL SWITCH DRAIN VALVE CONTROL BOARD BK W BK W BK W R INFRARED SENSOR LBU K9 TRANSFORMER...

Страница 58: ...RT RELAY T3 L3 L2 T2 T1 L1 C1 C2 NC NO COM N L2 P BK BK CRANKCASE HEATER FAN MOTOR 1 BK W GND MAGNETIC CONTACTOR BR LOW PRESS SWITCH 1 LOW PRESS SWITCH 2 HIGH PRESS SWITCH O O O BK BR W BR BR BR BK W...

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