Hoshizaki M029-897 service manual VIII. Technical Information, A. Specification Data, IM-500SAA

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VIII. Technical Information

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

A. Specification Data

1. IM-500SAA

AC SUPPLY VOLTAGE	115/60/1
AMPERAGE	11.5 A ( 5 Min. Freeze AT 104°F / WT 80°F)
MINIMUM CIRCUIT AMPACITY	20 A
MAXIMUM FUSE SIZE	20 A
APPROXIMATE ICE PRODUCTION	Ambient	WATER TEMP. (°F)
PER 24 HR.	Temp.(°F)	50		70		90
lbs./day ( kg/day )	70	*500 (227)		481 (218)		447 (203)
Reference without *marks	80	485 (220)		456 (207)		417 (189)
	90	481 (218)		*435 (197)		397 (180)
SHAPE OF ICE	100	471 (214)		426 (193)		*363 (165)
SHAPE OF ICE	Cube Ice
ICE PRODUCTION PER CYCLE	6.9.lbs. (3.15kg) 140 pcs.
APPROXIMATE STORAGE CAPACITY	N/A
ELECTRIC & WATER CONSUMPTION	90/70°F			70/50°F
ELECTRIC W (kWH/100 lbs.)	990(5.45)			920(4.40)
WATER gal./24HR (gal./100 lbs.)	86(19.8)			105(21.0)
CEC/CEE TIER LEVEL	1
ENERGY STAR	YES
EXTERIOR DIMENSIONS (WxDxH)	44" x 27.6" x 21.7" (1118 x 700 x 550 mm)
EXTERIOR FINISH	Stainless Steel, Galvanized Steel (Rear)
WEIGHT	Net 196 lbs. (89 kg), Shipping			220 lbs. (100 kg)
CONNECTIONS - ELECTRIC	Permanent-Connection
- WATER SUPPLY	Inlet	1/2" FPT
- DRAIN	Outlet	3/4" FPT
CUBE CONTROL SYSTEM	Thermistor and Timer
HARVESTING CONTROL SYSTEM	Hot Gas, Thermistor and Timer
ICE MAKING WATER CONTROL	Timer Controlled. Overflow Pipe
COOLING WATER CONTROL	N/A
BIN CONTROL SYSTEM	Mechanical Level Switch with Delay
COMPRESSOR	Hermetic, Model NT6222GKV
CONDENSER	Air-Cooled, Fin and tube type
EVAPORATOR	Cell type, Copper and Tin dipping
REFRIGERANT CONTROL	Thermostatic Expansion Valve
REFRIGERANT CHARGE	R-404A 1lb, 10.5oz (750g)
DESIGN PRESSURE	High 350PSIG, Low 220PSIG
P.C. BOARD CIRCUIT PROTECTION	High Voltage Cut-out ( Internal )
COMPRESSOR PROTECTION	Auto-reset Overload Protector ( Internal )
REFRIGERANT CIRCUIT PROTECTION	Auto-reset High Pressure Control Switch
LOW WATER PROTECTION	N/A
ACCESSORIES -SUPPLIED	N/A
-REQUIRED	Ice Storage Bin
OPERATING CONDITIONS	VOLTAGE RANGE					104 - 127 V
	AMBIENT TEMP.					45 -100° F
	WATER SUPPLY TEMP.					45 - 90° F
	WATER SUPPLY PRESSURE				10 - 113 PSIG

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Contents Stackable Square Cuber Model IM-500SAA HoshizakiHoshizaki America, IncPhone 1-800-233-1940 770 Fax Complete and detailed explanation of the problem618 Highway 74 South Peachtree City, GA Attn Hoshizaki Technical Support DepartmentCONTENTS serious injury Important Safety InformationIndicates a situation which could result in damage to the appliance or propertyWARNING, continued A. Construction I. Construction and Water/Refrigeration Circuit Diagram1. Air-Cooled Model SAA Water Tank B. Water/Refrigeration Circuit DiagramA. Sequence of Operation Flow Chart II. Sequence of Operation and Service DiagnosisShutdown and Restart Sequence Flow Chart IM Control Board1. Startup Cycle B. Sequence of Operation2. Harvest Cycle 3. Freeze Cycle4. Shutdown No Ice Production - Possible Cause C. Service Diagnosis TableLong Harvest Cycle Low Ice Production - Possible CauseLong Freeze Cycle Slab Does Not Break Into Separate Cubes - Possible CauseCloudy Cubes - Possible Cause 1. Bin Control Check D. Bin Control Check and Cleaning2. Bin Control Cleaning E. Evaporator Thermistor Check B. Control Board III. Controls and Adjustments A. Control SwitchIM Control Board 1. Control Board LayoutPart Number P01873-01 Version 1.3A or Later 2. SERVICE 1 and SERVICE 2 Buttons 1. RESET ButtonC. Control Buttons D. Control Board Settings Freeze Cycle Water Supply Time 1 Partial Drain CB water supply time 1 CB Setting 12 timer terminatesFreeze Cycle Water Supply Time 2 Partial Drain CB DO NOT ADJUST 2. Use the SERVICE 1 and SERVICE 2 buttons to move through the list E. Control Board Information Display3. Press the RESET button to view the item’s value 4. Press the RESET button to return to listexample, 655,350 cycles Freeze cycles interrupted by bin control shutdown1.0A, displays as follows 1. Control Board Replacement F. Control Board Model Code Setting2. Checking or Changing the Control Board Model Code Page G. Error Codes 1. Dimple Diameter H. Quick Adjustmentsa To increase dimple diameter b To decrease dimple diameterNormal Position 2. Ice ClarityDrain Position A. Refrigeration Circuit Service Information IV. Refrigeration Circuit and Component Service Information1. Refrigerant Recovery 3. Evacuation and Recharge R-404A 2. BrazingB. Component Service Information Assembly Refer to illustration for assemblyJ. Pump Motor Assembly G. Water Pan AssemblyV. Maintenance 1. Remove the water from the icemaker water supply line VI. Preparing the Icemaker for Periods of Non-Use2. Drain the water tank VII. Disposal VIII. Technical Information A. Specification Data1. IM-500SAA B. Performance Data 1. IM-500SAA C. Wiring Diagram