Hoshizaki DM-200B User's Manual
Contents
1. 4 5 3 Remove the cover Remove the front panel See Fig 1 Loosen the thumbscrews securing the apron panel and spout then slide the spout out from the front Next remove the thumbscrews and the apron panel 6 Remove the snap pin securing the shutter assembly Slide the shutter shaft to the left pull out the right side and slide out 7 Dilute 5 fl oz 148 ml of recommended cleaner Hoshizaki Scale Away or LIME A WAY Economics Laboratory Inc with 1 gallon 3 8 I of warm water 8 Scrub the cover spout apron panel shutter assembly agitator and the inside of the bin using a nylon scouring pad brushes and cleaning solution 9 Rinse all parts from step 8 thoroughly with water 2 Sanitizing Procedure Following Cleaning Procedure 1 Dilute approximately 0 5 fl oz 15 ml or 1 tbs of a 5 25 sodium hypochlorite solution chlorine bleach with 1 gallon 3 8 of warm water 2 Soak the removed parts from step 8 above in a clean container containing the sanitizing solution After allowing the parts to soak for 10 minutes wash them with the solution Also wash the bin and agitator with the solution 3 Rinse all parts from step 2 thoroughly with water 4 Reassemble the removed parts in the reverse order of removal 5 Plug the unit back in and check for proper operation 11 Cover Front Panel Apron Panel Thumbscrew Fig 1 B Maintenance Exterior Panels To prevent2. Possible Cause 3 Bad contacts 3 Check for continuity and replace b Water Supply 1 Off or disconnected c Dispense Switch 1 Bad contacts 1 Check for continuity and replace 3 Abnormal noise a Gear Motor or Gear 1 Bearing worn out 1 Replace Head 2 Grease leaks 2 Supply grease and replace O ring b Mechanism 1 Bad setting 1 Apply oil and readjust 2 Bad alignment of 2 Readjust sprocket 3 Foreign matter 3 Remove foreign matter interrupting agitator c Solenoid 1 Overload due to 1 After tightening apply loosening screws thread sealant to the parts 2 Foreign matter on 2 Clean plunger 4 Ice supply in storage a Bin Drain 1 Clogged 2 Unclog bin often melts V Removal and Replacement of Components IMPORTANT Ensure all components fasteners and thumbscrews are securely in place after the equipment is serviced A Removal and Replacement of Gear Motor 1 Unplug the unit from the electrical outlet 2 Remove the panels 3 Disconnect the gear motor wiring harness 4 Loosen the adjustment bolt then loosen the four bolts securing Gear Motor Bracket Bolts B Lower sprocket 5 Slide Gear Motor Bracket B up to its takes a 2 5 mm highest position and retighten allen wrench Gear Motor Bracket B Sprocket 6 Remove the chain Bushing 7 Loosen the socket set screw securing the sprocket then use a gear puller to remove the sprocket 8 Remove t
3. corrosion wipe the exterior occasionally with a clean and soft cloth Use a damp cloth containing a neutral cleaner to wipe off oil or dirt build up C Preparing the Dispenser for Long Storage CAUTION When shutting off the dispenser for an extended time drain out all water from the water line and remove the ice from the dispensing bin The bin should be cleaned and dried Drain the water supply line using air or carbon dioxide to prevent damage to the line at sub freezing temperatures When the dispenser is not used for two or three days it is sufficient to only remove the ice from the ice dispensing bin and unplug the unit unless the dispenser will be at sub freezing temperatures 1 Close the water supply line shut off valve and open the water supply line drain valve 2 Allow the line to drain by gravity 3 4 5 While pressing the water dispense switch blow compressed air or carbon dioxide through the water valve Attach compressed air or carbon dioxide supply to the water supply line drain valve Blow the water supply line out using compressed air or carbon dioxide 6 Close the water supply line drain valve 7 8 9 Clean and dry the dispensing bin Remove all ice from the ice dispensing bin Unplug the unit from the electrical outlet 13
4. Hoshizaki America Inc lce and Water Dispenser Model DM 200B SERVICE MANUAL of Reliability www hoshizaki com Number 73142 Issued 8 24 2006 IMPORTANT Only qualified service technicians should attempt to install service or maintain this product No installation service or maintenance should be undertaken until the technician has thoroughly read this Service Manual HOSHIZAKI provides this manual primarily to assist qualified service technicians in the service and maintenance of this product Should the reader have any questions or concerns which have not been satisfactorily addressed please call write or send an e mail message to the HOSHIZAKI Technical Support Department HOSHIZAKI AMERICA INC 618 Highway 74 South Peachtree City GA 30269 Attn HOSHIZAKI Technical Support Department Phone 1 800 233 1940 Technical Service 770 487 2331 Fax 1 800 843 1056 770 487 3360 E mail technicalsupport hoshizaki com Web Site www hoshizaki com NOTE To expedite assistance all correspondence communication MUST include the following information e Model Number e Serial Number e Complete and detailed explanation of the problem Please review this manual It should be read carefully before this product is serviced or maintenance operations are performed Only qualified service technicians should service and maintain this product This manual should be made available to the technician prior to service or
5. NS WxDxH EXTERIOR FINISH INTERIOR FINISH INSULATION WEIGHT CONNECTIONS ELECTRIC DRAIN WATER SUPPLY GEAR MOTOR AGITATOR GEAR MOTOR PROTECTION ACCESSORIES OPTIONAL OPERATING CONDITIONS 115 60 1 14A 15A 15A 110 W 200 Ibs 91 Kg 7 5 lbs min 6 kg min 30 x 28 x 36 4 23 3 x 22 4 x 22 5 Stainless Steel Galvanized Steel Rear Panel Polyethelene 1 pc Mold Polyurethane Foam Net 207 Ibs 94 kg Shipping 240 Ibs 109 kg Power Cord Outlet 3 4 FPT Inlet 1 2 FPT 762 x 711x925 mm Without 4 Legs 592 x 569 5 x 571 mm 60 W Stainless Steel Round Bar 14 5 Dia Thermal Protector Internal 4 Legs 4 pcs VOLTAGE RANGE 104 132V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG Note We reserve the right to make changes in specifications and design without prior notice Il General Information A Construction 1 DM 200B Manual Fill Cover Agitator 1 So Capacitor Bin Bx SA 2 1 Water Dispense Switch IS l lce Dispense Switch Side Panel Spout Front Panel Apron Panel Drain Grill Water Valve Gear Motor Assembly Solenoid Assembly Ill Technical Information A Wiring Diagram 1 DM 200B 8013310840 TVNM3HI L YOLOW MV39 M 010N310S HILIMS O HHIVM HILIMS IV
6. Service Diagnosis Possible Cause 1 No ice dispensed a Power Supply 1 Off at breaker or cord 1 Turn on or plug in cord unplugged Loose connection 2 Tighten 3 Bad contacts 3 Check for continuity and replace b Dispense Switch 1 Bad contacts 1 Check for continuity and replace c Gear Motor 1 Thermal protector is 1 Allow to cool tripped 2 Gear motor winding 2 Replace opened 3 Bearing worn out 3 Replace 4 Wiring to gear motor 4 Check for loose connection or open circuit and replace wiring as needed 5 Defective capacitor 5 Replace 6 Agitator rotates in 6 Check leads and reverse reverse direction the connections d Solenoid 1 Solenoid winding 1 Replace open 2 Wiring to solenoid 2 Check for loose connection or open circuit and replace wiring as needed 3 Overload due to 3 After tightening apply loosening screws thread sealant to the parts e Mechanism 1 Chain out of position 1 Place in position or or loose tighten 2 Apply ol 3 Key of sprocket is not 3 Place in position in position 4 Bad alignment of 4 Readjust sprocket 5 Foreign matter 5 Remove foreign matter interrupting agitator f Ice Storage 1 No ice or little ice in 1 Fill bin with ice storage bin 2 lce bridge or block 2 Break with a poker formed 2 No water dispensed a Power Supply 1 Off at breaker or cord 1 Turn on or plug in cord unplugged 7
7. et and valve from the unit 7 Remove the valve from the bracket 8 Attach the short dispense hose and hose clamp to the new water valve reuse the ones from the previous valve or install new 9 Install the new water valve and replace the removed parts in the reverse order of which they were removed Make sure the washer is in place in the fitting nut 10 Open the water supply line shut off valve 11 Plug the unit back in 12 Check for leaks 13 Replace the panels in their correct positions 10 VI Cleaning and Maintenance Instructions IMPORTANT Ensure all components fasteners and thumbscrews are securely in place after any maintenance or cleaning is done to the equipment A Cleaning WARNING 1 Hoshizaki recommends cleaning this unit at least once a year More frequent cleaning however may be required in some existing water conditions 2 To promote safety always unplug the unit from the electrical outlet before any cleaning and maintenance procedures are started 3 To prevent injury to individuals and damage to the dispenser do not use ammonia type cleaners 4 Always wear liquid proof gloves to prevent the cleaning and sanitizing solutions from coming into contact with skin 5 For safety and maximum effectiveness use cleaning and sanitizing solutions immediately after dilution 1 Cleaning Procedure 1 Remove all ice from the ice dispensing bin 2 Unplug the unit from the electrical outlet
8. he bushing from the barrier and slide the gear motor wires free of the barrier Release the wires from the wire tie on the barrier 9 While supporting the gear motor and Sprocket barrier remove the four bolts securing them to Gear Motor Bracket B Carefully remove the motor and barrier 10 Install the new gear motor assembling the removed parts in the reverse order of the above procedure Note e When weight 2 2 Ib is applied to the chain at the center the displacement must be 0 31 to 0 51 e Lubricant Class SAE 20 must be applied to the chain using a cloth 11 Replace the panels in their correct positions 12 Plug the unit back in Gear Motor Barrier Gear Motor Bracket B B Removal and Replacement of Solenoid 1 Unplug the unit from the electrical outlet 2 Remove the panels 3 Disconnect the connectors from the solenoid leads 4 Remove the solenoid and install a new solenoid 5 Connect the connectors to the solenoid leads 6 Replace the panels in their correct positions 7 Plug the unit back in C Removal and Replacement of Water Valve 1 Unplug the unit from the electrical outlet 2 Close the water supply line shut off valve 3 4 5 Disconnect the terminals from the water valve Remove the panels Loosen the fitting nut Be careful not to lose the washer 6 Remove the screws attaching the valve bracket to the machine wall then remove the brack
9. maintenance CONTENTS LS DO CMC AN OES cies csesunagscosorsoeanomonatmonbenenametioetsweinnnmemaceauauaseuancanesananuuseaeseameataapscasavaseessansosis 4 BE AA 5 A CONSI rss irc balla 5 IL Technical IMOrmatiO linia oi 6 A Wiring Dia grai osctscanassresteomeonaknsnanamenenovenenanciasasstasuanann A 6 IMV Servic Danos IS sumi ios 7 V Removal and Replacement of Components ren 9 A Removal and Replacement of Gear MOOr 5555555555 555 1111k ke 9 B Removal and Replacement Of Solenoid sarria aaa 10 Removal and Replacement of Water ValVve SH ren 10 VI Cleaning and Maintenance Instructions so ccccceieiooaiisaobsakssdaseiaengsslesigdgessslbkiin 11 A AP 11 e elo qlo PROCS UNG 88 8888909 992 8988 9 PA 11 2 Sanitizing Procedure Following Cleaning Procedure 55 5 5555555555555959 55556 11 B Maintenance Exterior Panels siciteiccsssicvsvsisanmcnsnsesoressvasnevavecndeeessnceecsneasouesssavseaneetvnnens 13 C Preparing the Dispenser for Long Storage TQ S n HH 13 I Specifications A DM 200B AC SUPPLY VOLTAGE AMPERAGE MINIMUM CIRCUIT AMPACITY MAXIMUM FUSE SIZE APPROXIMATE ELECTRIC CONSUMPTION APPROXIMATE STORAGE CAPACITY APPROXIMATE ICE DISPENSING SPEED EXTERIOR DIMENSIONS WxDxH INTERIOR DIMENSIO
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