Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki F-1000MRF/-C, F-1000MAF/-C, F-1000MLF/-C, F-1000MWF/-C service manual F-1000MWF-C

Models: F-1000MWF/-C F-1000MRF/-C F-1000MLF/-C F-1000MAF/-C

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F-1000MWF-C

AC SUPPLY VOLTAGE	208-230/60/1 (3 wire with neutral for 115V)
COMPRESSOR	240 V		4.2 RLA	34 LRA
GEAR MOTOR	120 V		1.6 FLA	1/6 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.	Temp.(°F)		50	70		90
lbs./day ( kg/day )	70		*790 (358)	760 (346)		750 (340)
Reference without *marks	80		735 (333)	720 (327)		710 (322)
	90		695 (316)	*685 (311)		670 (304)
SHAPE OF ICE	100		660 (299)	645 (294)		*600
SHAPE OF ICE	Cubelet
ICE QUALITY	Approx. 80%, Ice (90/70°F, Conductivity 200 µs/cm)
APPROXIMATE STORAGE CAPACITY	N/A
ELECTRIC & WATER CONSUMPTION	90/70°F			70/50°F
ELECTRIC W (kWH/100 lbs.)	1170 (4.1)			1160 (3.5)
POTABLE WATER	82 (12)			95 (12)
WATER-COOLED CONDENSER	492 (72)			303 (34)
gal./24HR (gal./100 lbs.)
EXTERIOR DIMENSIONS (WxDxH)	22" x 27-3/8" x 25-1/4" (560 x 695 x 642mm)
EXTERIOR FINISH	Stainless Steel, Galvanized Steel (Rear)
WEIGHT	Net 172 lbs. ( 78 kg ), Shipping 198 lbs. ( 90 kg )
CONNECTIONS - ELECTRIC	Permanent - Connection
- WATER SUPPLY	Inlet 1/2" FPT			Cond. Inlet 1/2" FPT
- DRAIN	Outlet 3/4" FPT			Cond. Outlet 3/8"-18 NPT
ICE MAKING SYSTEM	Auger type
HARVESTING SYSTEM	Direct Driven Auger ( 1/6 HP Gear Motor )
ICE MAKING WATER CONTROL	Float Switch
COOLING WATER CONTROL	Automatic Water Regulator
BIN CONTROL SYSTEM	Mechanical Bin Control ( Proximity Sw. )
COMPRESSOR	Hermetic,		Model RS70-C1E-PFV
CONDENSER	Water-cooled, Tube in tube type
EVAPORATOR	Copper Tube on Cylinder
REFRIGERANT CONTROL	Thermostatic Expansion Valve
REFRIGERANT CHARGE	R-404A,		15oz.	(425g)
DESIGN PRESSURE	High 427 PSIG, Low 230 PSIG
P.C. BOARD CIRCUIT PROTECTION	High Voltage Cut-off Relay
COMPRESSOR PROTECTION	Internal Protector
GEAR MOTOR PROTECTION	Manual reset Circuit Breaker or Fuse
REFRIGERANT CIRCUIT PROTECTION	Auto-reset High Pressure Control Switch
LOW WATER PROTECTION	Float Switch and Timer
ACCESSORIES -SUPPLIED	Spare Fuse
-REQUIRED	Ice Storage Bin
OPERATING CONDITIONS	VOLTAGE RANGE					187 - 253 V
	AMBIENT TEMP.					45 - 100° F
	WATER SUPPLY TEMP.					45 - 90° F
	WATER SUPPLY PRESSURE					10 - 113 PSIG
DRAWING NO. (DIMENSION)	3A0982

We reserve the right to make changes in specifications and design without prior notice.

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Hoshizaki F-1000MRF/-C, F-1000MAF/-C, F-1000MLF/-C, F-1000MWF/-C service manual F-1000MWF-C

Contents

HOSHIZAKI MODULAR FLAKERF-1000MAF/-C F-1000MWF/-C F-1000MRF/-C F-1000MLF/-C MODELHOSHIZAKI AMERICA, INC 618 Highway 74 South Peachtree City, GA Phone 1-800-233-1940 Technical ServiceComplete and detailed explanation of the problem Attn HOSHIZAKI Technical Support DepartmentCONTENTS V. SERVICE DIAGNOSIS IV. ADJUSTMENT OF COMPONENTS1. ADJUSTMENT OF WATER REGULATING VALVE VI. REMOVAL AND REPLACEMENT OF COMPONENTSI. SPECIFICATION 1. ICEMAKER F-1000MAFF-1000MWF F-1000MRF F-1000MLF F-1000MAF-C F-1000MWF-C F-1000MRF-C F-1000MLF-C 2. CONDENSER UNIT URC-6FREFRIGERANT ELECTRICAL CONDENSER HEAD PRESSURE CONTROL SPECIFICATIONS MODEL URC-6FEXTERIOR DIMENSIONS W x D x H REFRIGERANT CHARGE WEIGHT CONNECTIONS AMBIENT CONDITIONControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve II. GENERAL INFORMATION 1. CONSTRUCTIONF-1000MAF/-C Flush Water Valve Control Box Gear MotorControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve F-1000MWF/-CWater Supply Inlet Junction Box Water Regulator Compressor Drier Flush Water Valve Control Box Gear MotorControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve F-1000MRF/-CWater Supply Inlet Junction Box Compressor Receiver Tank Drier Flush Water Valve Control Box Gear MotorExchanger F-1000MLF/-CWater Supply Inlet Junction Box Hot Gas Valve Solenoid Valve Heat Control Water Valve Bin Control Ice Chute Evaporator Expansion ValveF-1000MAF/-C 2. CONTROL BOX LAYOUTGEAR MOTOR F-1000MWF, F-1000MRF/-C CONTROL TIMERGEAR MOTOR PROTECT RELAY CONTROL TIMER FLUSH TIMERCONNECTOR FLUSH FLUSH SWITCH ICE POWER SWITCH FUSE FUSE GEAR MOTORIII. TECHNICAL INFORMATION 1. WATER CIRCUIT AND REFRIGERATION CIRCUIT F-1000MAF/-CF-1000MWF/-C F-1000MRF/-C F-1000MLF/-C 2. WIRING DIAGRAMS F-1000MAF/-C, F-1000MWF/-C, F-1000MRF/-CF-1000MLF/-C 3. SEQUENCE OF ELECTRICAL CIRCUIT b When Reservoir has been filled, Gear Motor starts immediately c Compressor starts about 60 sec. after Gear Motor starts Page e Low Water Except Water-cooled Model Page Page h When Flush Timer operates for 15 min. every 12 hours Page Page Miswiring. Circuit Protect Relay operates 4. TIMING CHARTProper wiring. The unit starts 1 sec 150 sec60 sec 1. CIRCUIT PROTECT RELAY 2. WATER LEVEL UPPER 3. FLOAT SWITCH LOWER 5. PERFORMANCE DATA F-1000MAFF-1000MWF F-1000MRF F-1000MLF F-1000MAF-C F-1000MWF-C F-1000MRF-C F-1000MLF-C IV. ADJUSTMENT OF COMPONENTS 1. ADJUSTMENT OF WATER REGULATING VALVE - WATER-COOLED MODEL ONLY1. NO ICE PRODUCTION V. SERVICE DIAGNOSISPROBLEM POSSIBLE CAUSEPOSSIBLE CAUSE PROBLEMREMEDY POSSIBLE CAUSE PROBLEM2. LOW ICE PRODUCTION REMEDYPOSSIBLE CAUSE 3. OTHERSPROBLEM REMEDYa REFRIGERANT RECOVERY EXCEPT F-1000MLF-C VI. REMOVAL AND REPLACEMENT OF COMPONENTS1. SERVICE FOR REFRIGERANT LINES b REFRIGERANT RECOVERY F-1000MLF ONLY2. BRAZING DANGER 3. REMOVAL AND REPLACEMENT OF COMPRESSOR IMPORTANT 4. REMOVAL AND REPLACEMENT OF DRIER 5. REMOVAL AND REPLACEMENT OF EXPANSION VALVE Page Page EXTRUDING HEAD 8. REMOVAL AND REPLACEMENT OF EVAPORATOR ASSEMBLYCUTTER AUGERBEARING-LOWER AND MECHANICAL SEAL GEAR MOTOR28 Move the Flush Switch to the “ICE” position 27 When replacing the Evaporatorc Check for leaks using nitrogen gas 140 PSIG and soap bubbles 30 Turn on the power supplyRubber O-ring Nylon Ring Bolt Washer Cutter Extruding Head Washer Auger Mechanical Seal O-ring Bearing Lower Bolt WasherCoupling - Spline Socket Head Cap Screw Evaporator Washer Socket Head Cap Screw Barrier9. REMOVAL AND REPLACEMENT OF FAN MOTOR 10. REMOVAL AND REPLACEMENT OF CONTROL WATER VALVE11. REMOVAL AND REPLACEMENT OF FLUSH WATER VALVE VII. MAINTENANCE AND CLEANING INSTRUCTIONS 1. PREPARING THE ICEMAKER FOR LONG STORAGEWater-cooled Models 1 Turn off the power supply and wait for 3 minutes2 Turn on the power supply and wait for 20 seconds 3 Close the Water Supply Line Shut-off Valve2. CLEANING INSTRUCTIONS Page 14 Turn off the power supply when the Gear Motor starts 6 Move the Flush Switch to the “ICE” position11 Move the Flush Switch to the “ICE” position 16 Move the Flush Switch to the “ICE” position STEP14 Turn off the power supply after 30 minutes If the solution is left on these parts, they will rust13 Turn on the power supply and run the icemaker 16 Flush out any solution from the Storage Bin3. MAINTENANCE 3 Air Filter Air-cooled model only 4 Condenser Except water-cooled model