HoshizakiメーカーMODULAR CUBELET SERENITY SERIES FS-1022MLH-Cの使用説明書/サービス説明書
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Hoshizaki “A Superior Degr ee of Reliability” www .hoshizaki.com Model FS-1022MLH-C Including Condensing Unit Model SRC-10H Modular Cubelet Serenity Series Hoshizaki America, Inc.
2 IMPOR T ANT Only quali ed ser vice technicians should inst all, ser vice , and maintain the icemaker . No ser vice or maint enance should be under tak en until the t echnician has thoroughl y read this Ser vice Manual.
3 IMPOR T ANT This manual should be r ead car efull y bef ore the icemak er is ser viced or maintenance oper ations ar e perf or med. Only quali ed ser vice technicians should install, service, and maintain the icemak er . Read the warnings contained in this booklet carefull y as they giv e impor tant inf or mation reg ar ding saf et y .
4 IV . Ser vice Diagnosis ........................................................................................................... 26 A. Ice P roduction Chec k ........................................................................................
5 Impor tant Safety Inf ormation Throughout this man ual, notices appear t o bring your at tention t o situations which could result in death, serious injur y , or damage to the unit. W ARNING Indicates a hazardous sit uation which could r esult in death or serious injury .
6 F or FS - Continued • T oreducetheriskofelectr icshoc k,donott ouchtheplugorpow ers witchwith damp hands. •Donotuseaunitwithadamagedpow ercor d. Thepowercor dshouldnotbe alter ed, jer k ed, b undled, weighed do wn, pinched, or tangled.
7 AC SUPPLY VOLTAGE 115/60/1 GEAR MOTOR 120 V 3 FLA 1/4 HP OTHER 120 V 0.03A MAXIMUM FUSE SIZE 15 A MAX. HACR BREAKER (USA ONLY) 15 A MAX. CIRC. BREAKER (CANADA ONLY) 15 A MINIMUM CIRCUIT AMPACITY 15 A APPROXIMATE ICE PRODUCTION Ambient WATER TEMP. (°F) PER 24 HR.
8 Note: We r eser v e the r ight t o make changes in specications and design without prior notice. B. Condensing Unit 1 . SRC-1 0H AC SUPPLY VOLTAGE 208-230/60/1 (3 Wire w/Neutral for 115VAC) COMPRESSOR 208-230V 9.6 RLA 46 LRA FAN MOTOR 120 V 3 A MAX OTHER 120 V 0.
9 II. General Inf ormation A. Construction 1 . Icemak er a) FS-1 022MLH-C Inlet W ater V alv e Reservoir Contr ol Bo x Mechanical Backup Bin Contr ol Spout Float Switch Gear Motor Thermostatic Expansi.
10 2. Condensing Unit a) SRC-1 0H Condenser Receiv er F an Motor Headmaster (C .P .R.) High-Side Ser vice V alv e Compr essor High-P ressur e S witch Liquid Line Connection Suction Line Connection Con.
11 3. Icemaking Unit Cut ter Extruding Head Upper Bearing Ev aporat or Heater A uger Mechanical Seal O-Ring Housing-Low er Bearing Spline Coupling Gear Motor He x Bolt and Washer Evapor at or Seal Bol.
12 B. Sequence of Operation The steps in the sequence ar e as outlined below . This unit utilizes a contr ol boar d t o s witch the icemak er components on and of f as needed.
13 d) Drain Cy cle (1) 1 -in-1 Drain Cy cle: D V energizes f or 2 seconds once e v er y hour when the 1 -in-1drain cycle is activ ated (S1 dip s witch 4 in the of f position (f actor y def ault position)). 1 -hour drain cy cle timer t erminates, 2-second DT st ar ts.
14 e) Shutdown Cycle (1) Infrar ed Sensor: W hen pow er is supplied t o the icemak er , the green LED on IS tur ns on. The green LED r emains on constantly . As ice lls the stor age bin t o the le v elofactivatingIS ,ISy ellowLEDturnson( ashingorst eady).
15 1 -in-1 drain cy cle. D V opens for 2 seconds e very hour (S1 Dip Switch 4). "F-A" Contr ol Board Sequence Flow Chart FS-1 022MLH-C/SRC-1 0H LF/S closed UF/S closed FT terminates WV de-energiz es 3. 1 -in-12 Dr ain Cycle & Restart (optional) 3 .
16 C. Control Boar d • A Hoshizaki e x clusive contr ol board is emplo yed in Hoshizaki Modular Flak er s. • All models are pr e-test ed and f actor y set. C A UTION 1 . The control boar d is fragile; handle very carefull y . 2. The control board cont ains int egr at ed cir cuits, which ar e susceptible t o f ailure due to st atic dischar ge .
17 "F-A" Contr ol Board "F-A" Contr ol Boar d P ar t Number 2A4296-0 1 • "FLUSH" LED (X3 Rela y) Drain V alv e • "COMP" LED (X1 Rela y) P ump-Down Soleno.
18 2. LED Lights and Audib le Alarm Saf eties The"PO WEROK"LEDindicat espr opercontr olv oltageandwillr emainonunlessa controlv oltagepr ob lemoccurs . F orfur therdetails,see"II.
19 3. Controls and Adjustments C A UTION Dip s witches ar e f actor y set. F ailure t o maintain f actory set tings ma y adver sel y af fect perf or mance and warr anty cov erage . F or mor e inf ormation, contact Hoshizaki T echnical Suppor t at 1 -800-233-1 940.
20 c) Drain F requenc y Control (S1 dip switch 4) This unit is f act or y set f or optimum perf ormance with the 1 -in-1 drain cy cle (S1 dip s witch4inthe"OFF"position). Thisset tingallo wsf orremov alofsedimentfromthe e v aporator without int err upting the icemaking process .
21 f) Mechanical Bin Contr ol Shutdown Delay (S1 dip switch 8) F actory set for normal operation. No adjustment is requir ed. The shutdown dela y is the time bet ween the mechanical bin contr ol pr o ximity switch opening and the contr ol board shut ting of f the icemak er .
22 III. T echnical Infor mation A. W at er Cir cuit and R efr igeration Cir cuit 1 . FS-1 022MLH-C with SRC-1 0H Over ow Reservoir Gear Motor Drain Va l v e Expansion V alve W ater Le v el Ev apora.
23 B. W iring Diagrams 1 . FS-1 022MLH-C.
24 2. SRC-1 0H * *** High-Pr essure Switc h Cut-out 384± 22 PSIG Cut-in 284±22 PSIG 0 ** *** ** Safety Lo w-Pr essure Switc h (Manual R eset) Cut-out 3±2.5 PSIG Dif fer ential 6 PSIG * Control Lo w-P ressur e Switch Cut-in 29± 0 PSIG Dif fer ential 20± 1 .
25 C. P erf ormance Data 1 . FS-1 022MLH-C with SRC-1 0H Note: We r eser v e the r ight t o make changes in specications and design without prior notice. APPROXIMATE Ambient Water Temp. (F) ICE PRODUCTION Temp. (F) PER 24 HR. 70 *832 378 803 365 784 356 80 765 347 747 340 729 331 90 712 324 *703 320 679 309 lbs.
26 IV . Service Diagnosis W ARNING 1 . This unit should be diagnosed and repair ed only b y quali ed ser vice personnel t o reduce the risk of death, electr ic shoc k, serious injur y , or re . 2. Risk of electr ic shock. Use e xtreme caution and e x ercise saf e electr ical practices .
27 K8connector pin #1 whit e/red (W/R) t o pin #2 light b lue (LBU). If 24V A C is not pr esent and 1A 24V A C fuse is good, replace the control tr ansf or mer . If 24V A C is present and "PO WEROK"LEDisof f ,CBisbadandmustber eplaced.
28 8) F r eeze Cyc le – "GM" and "COMP" LEDs are on . "GM"LED ,GMR(X2onCB), GM,GMPR,andEHcontinue .
29 9) Re ll Cyc le/Low W ater Safety Cy c le – "GM", "COMP", and "WTRIN" LEDs are on. As ice is produced, the w ater le vel in the r eser v oir drops. UF/S opens. Nothing happens at this time. When LF/S opens, WV energizes , 90-second low wat er saf et y timer (ll timer) star ts.
30 C. Control Boar d Check Bef or e r eplacing a contr ol boar d that does not show a visib le defect and that y ou suspect is bad, alw ay s conduct the follo wing chec k pr ocedur e. This procedur e will help you v erify your diagnosis . Befor e proceeding , chec k f or pr oper v oltage per unit nameplate .
31 4) 5VDC Output Checks: C ontrol S witch (open contacts f or icemaking, closed cont acts f or drain), GMPR (t er minals 3 & 5), MBC , and F/S . W hen chec king 5VDC contr ol v oltage , al w a y s place the r ed positiv e test lead from the m ultimet er t o the whit e K5 connector pin closest t o the red K4 connect or .
32 c. Mechanical Backup Bin Contr ol (MBC) –K8 connector pins #3 and #4 gr a y (GY) wires: When MBC is closed (calling f or ice), 5VDC is pr esent fr om the whit e K5 connector pin closest t o red K4 connect or t o the K8 connect or pin #3 and #4 gr a y (GY) wires .
33 D . Bin Contr ol Check 1 . Infr ar ed Sensor Chec k IMPOR T ANT Makesur eS1dipswitch7isinthe"ON"position. Thisallowsthecontr olboard to monit or the infrared sensor along with the mechanical bac kup bin control.
34 Infrar ed Sensor Infrar ed Sensor Housing Lens Infrar ed Sensor LED Infrar ed Sensor LED F ig. 3 Thumbscre w F ig. 4 Chute Assemb ly Actuat or Paddle Spout Strap P ro ximit y S witch Strap 2. Mechanical Backup Bin Contr ol Check When the actuat or paddle is not engaged MBC is closed and the icemak er pr oduces ice.
35 6)Makesur ethe"GM"LEDison. Thereisadela yofatleast30secondsbef orethe"GM" LEDtur nsonaf terpo wer -up .
36 E. Float S witch Chec k and Cleaning 1 . Float S witch Check 1)Remo vethefr ontpanel,thenmo v ethepow ers witchtothe"OFF"position. 2)Mov ethecontrols witchtothe"DRAIN"position.
37 Reservoir Reservoir C ov er Float Switch Assemb l y Red (R) (upper oats witch) Black (BK) (common) Dark Blue (DBU) (lower oatswitch) Upper Float (blue) Magnet (to war ds top) Magnet (to war ds top) Low er Float (white) Plastic Ret ainer Clip Spring Retainer Clip F ig.
38 F . Diagnostic Charts Bef or e consulting the diagnostic char ts, chec k for corr ect installation, proper v oltage per unit nameplate ,andadequatewat ersupply . CheckCBusingthestepsin"IV .C . Contr olBoar d Check.
39 No Ice Pr oduction - Possib le Cause Ice Pur ge Cyc le Continued 3. Gear Motor P rot ect R ela y a) Open windings . b) Contacts stuc k open. F reeze Cyc le 1. Gear Motor P rotect R elay a) Open. 2. Control Boar d a) No power t o pump-down solenoid v alve .
40 No Ice Pr oduction - Possib le Cause 4. Control Boar d a) Nopowert o oats witchornotr eading oats witchcondition. b) No power t o inlet water v alve . Shutdown 1. Infrar ed Sensor Bin Contr ol a) Dirt y lens. b) Def ectiv e.
41 V . R emo v al and R eplacement of Components W ARNING 1 . This unit should be diagnosed and repair ed only b y quali ed ser vice personnel t o reduce the risk of death, electr ic shoc k, serious injur y , or re .
42 1 . R efr igerant R ecovery The icemaker unit is pr ovided with r efrigerant ser vice v al v es . Using proper r efrigerant practices , r ecov er the refrigerant fr om the ser vice v alv es and st or e it in an appr ov ed container . Do not discharge the r efrigerant int o the atmospher e.
43 4) Close the low -side val v e and high-side val v e on the g auge manif old. 5) Disconnect the gauge manif old hose from the v acuum pump and at tach it t o a refrigerant service cylinder . Remember t o loosen the connection and purge the air fr om the hose.
44 Ev apor at or A ssemb ly Ev aporat or Heater Cut ter Cut ter He x Head Bolt Extruding Head A uger O Ring Seal Bolts and Washer s Sock et Head Cap Scre w and Split Lock W asher Gear Motor Gear Motor.
45 1 . Upper Bear ing W ear Check T o ensure that the bearing inside the extruding head does not e x ceed the wear t olerance of.02",f ollo wtheinstructionsbelow .
46 8)Plugtheunitintotheelectricaloutlet,thenmov ethepowers witchtothe"ON"position to st ar t the aut omatic icemaking process .
47 1 3)Mov ethecontr ols witchtothe"ICE"position. 1 4)Plugtheunitintotheelectricaloutlet,thenmov ethepowers witchtothe"ON"position to st ar t the aut omatic icemaking process .
48 1 7) Remo v e the drier , then place the new drier in position. 1 8)Brazeall t tingswhilepurgingwithnitr ogeng as owingatapressur eof3to4PSIG. 1 9) Use an electronic leak det ect or or soap b ubb les to chec k f or leaks.
49 1 2) Remo v e the O-ring and mechanical seal from the housing . If only r eplacing the mechanical seal, proceed t o step 1 5. W ARNING T o help pre vent w at er leaks, be car eful not to damage the surf aces of the O-ring or mechanical seal.
50 1 1) Remov e the gear motor brac ket and spline coupling fr om the old gear mot or and place on the new gear mot or . 1 2) Install the new gear mot or and reconnect the electrical wires . 1 3) Replace the r emo v ed par ts in the re ver se order of which the y wer e remov ed.
51 VI. Cleaning and Maintenance This icemaker m ust be cleaned and maintained in accor dance with the instr uction manual and labels pr o vided with the icemak er . Consult with your local distrib ut or about cleaning and maintenance service. T o obtain the name and phone number of your local distrib ut or , visit www .
52 7) P our the cleaning solution ov er the extruding head until the e v aporator assemb ly and thereservoirar efullandthesolutionstar tstoov er owint othedrainpan.
53 1 1) W ipe down the infrar ed sensor lens, (located on the bot t om of the icemak er) with the cleaning solution. Next, rinse the cleaning solution of f of the infrared sensor lens with a clean, damp cloth. Infrar ed Sensor Infrar ed Sensor Housing Lens 1 2)Replacethet oppanelinitscorr ectposition.
54 3) P our the sanitizing solution ov er the extruding head until the e v aporator assemb ly and thereservoirar efullandthesolutionstar tstoov er owint othedrainpan. 4) Remo ve the pr o ximit y s witch fr om the chut e assemb l y , then remo v e the chute assemb ly from the icemak er .
55 4) P our the sanitizing solution ov er the extruding head until the e v aporator assemb ly and thereservoirar efullandthesolutionstar tstoov er owint othedrainpan. 5) Replace the spout and str ap in their corr ect positions .
56 Maintenance Sc hedule F requency Ar ea T ask Monthly Ext er nal W at er F ilter s Check f or proper pr essure and change if necessary . Icemaker and Dispenser Unit/ Stor age Bin Exterior Wipe do wn with clean, sof t cloth. Use a damp cloth containing a neutral cleaner to wipe of f oil or dir t build up .
57 C. Pr eparing the Icemak er f or Long Stor age C A UTION When st or ing the icemak er f or an ext ended time or in sub-freezing temper atur es , f ollow the instructions below to pr ev ent damage.
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