Scotsman FM1200R Manuel de service

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  • MARQUE LIVRES
  • Noté. / 5. Basé sur avis des utilisateurs
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INTRODUCTION
To the owner or user: The service manual
you are reading is intended to provide you,
and the maintenance or service technician,
with the information needed to install, start up,
clean, maintain, and service this ice system.
The FM1200R is a remote condenser modular
ice system that fits a variety of Scotsman
storage bins. It features: front service for the
freezer, gearmotor, control box, water
reservoir, and bin control; an electronic circuit
for monitoring ice and water level; a
thermostatic expansion valve; and R-502 as
the refrigerant.
TABLE OF CONTENTS
For the Installer
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Remote Condenser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
For the Plumber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
For the Electrician . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Final Check List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Start Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Component Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Maintenance & Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Service Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Removal and Replacement
Water Reservoir & Bin Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Thrust Bearing & Breaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Auger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Water Seal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Evaporator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Gearmotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Circuit Board Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Parts Lists and Wiring Diagrams are located in the center of this manual, printed on yellow
paper.
FM1200R
November, 1988
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Résumé du contenu

Page 1 - INTRODUCTION

INTRODUCTIONTo the owner or user: The service manualyou are reading is intended to provide you,and the maintenance or service technician,with the inf

Page 2 - FOR THE INSTALLER

FOR THE ELECTRICIANCONFORM TO ALL APPLICABLE CODESThe electrical power to the unit is suppliedthrough the junction box at the rear of themachine.Check

Page 3

///////////////////////////WARNING/////////////////////////////Do all wiring with the electrical powerdisconnected.///////////////////////////////////

Page 4

6. Check phasing of the electrical circuit asfollows:A. The phasing of the wiring MUST now bechecked, as incorrect phasing will result in afailure o

Page 5

FOR THE INSTALLER: Completed InstallationROOF CUT-AWAYINSULATEDPRECHARGEDREFRIGERANTTUBINGA typical installation should generally appearas illustrated

Page 6

FOR THE INSTALLER: Final Check List1. Is the ice system installedindoors in a location wherethe air and watertemperatures are controlled,and where the

Page 7

START UPPre-Start Inspection1. Remove the front, left, and right sideservice panels.2. Check that any styrofoam shipping blockshave been removed.3. In

Page 8 - FOR THE INSTALLER: Location

COMPONENT DESCRIPTIONControl Box: Contains the electrical controlsthat operate the machine.High Pressure Cut Out: A manual resetswitch sensing the h

Page 9 - FOR THE PLUMBER

COMPONENT DESCRIPTION: Control BoxContactor: A definite purpose contactorconnecting the compressor and the remotecondenser fan motor to the power sup

Page 10 - FOR THE ELECTRICIAN

Refer the wiring diagram as needed.If the machine is switched off at the masterswitch, but is otherwise ready to go, switchingthe master switch to ON

Page 11 - November, 1988

OPERATION: WaterWater enters the machine through the 3/8"male flare at the rear of the cabinet, goes tothe water reservoir which it enters throug

Page 12

FOR THE INSTALLERThe FM1200R is designed to fit the followingScotsman storage bins:••B590 and extentions, with bin top KBT18.••BH800 using bin top KBT

Page 13

OPERATION: RefrigerationBeginning at the compressor, the refrigerant502 is compressed into a high temperaturegas. The discharge line directs this gas

Page 14

OPERATION: RefrigerationLow Condensing TemperatureThe refrigeration system under low condenserair temperatures is much the same as it isunder higher t

Page 15 - START UP

OPERATION: RefrigerationPUMP DOWNDuring the pump down cycle (usually initiatedby the circuit board de-energizing the liquidline valve) the discharge g

Page 16 - COMPONENT DESCRIPTION

MAINTENANCE AND CLEANING//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

Page 17

/////////////////////////////WARNING///////////////////////////Disconnect electrical power before beginning.//////////////////////////////////////////

Page 18 - ELECTRICAL SEQUENCE

MAINTENANCE AND CLEANINGIn some areas the water supply to theicemaker will have a great deal of minerals init, and that will result in ann evaporator

Page 19 - OPERATION: Water

SERVICE DIAGNOSIS: Condition - No Ice Being ProducedSTATUS: NOTHING OPERATESA. Check: Voltage to the unit, restore it if there is none. Compare to the

Page 20 - OPERATION: Refrigeration

G. Check: The gear motor, if it will not run, the compressor will not run. If no power to it: Check:the indicator lights on the circuit board, the bi

Page 21

SERVICE DIAGNOSIS: Condition - No Ice Being ProducedSTATUS: GEARMOTOR OPERATES, COMPRESSOR DOES NOTA. Check the pump down control switch.1. This press

Page 22

SERVICE DIAGNOSIS: Condition - Low Ice ProductionSTATUS: EVERYTHING IS OPERATINGA. Check the condenser for dirt. Clean as required. Check the head pre

Page 23 - MAINTENANCE AND CLEANING

FOR THE INSTALLERInstallation Limitations:This ice system is designed to be installedindoors, in a controlled environment:Min MaxAir Temperature 500F1

Page 24

WATER RESERVOIR1. Shut off the water supply to the icemaker.2. Remove front panel and reservoir cover.3. To remove float only, pry the mountingflanges

Page 25

REMOVAL AND REPLACEMENT: Bearing And BreakerNote: Removal of the auger, water seal,evaporator and gearmotor must begin at thetop of the assembly.To Re

Page 26 - NOTHING OPERATES

To Remove the Auger:Turn off the water to the machine, and unclipthe evaporator drain hose, pull it down anddrain the evaporator into the bin or a con

Page 27

To Remove the Water Seal: (Assuming all steps to remove the auger havebeen performed.)1. The gearmotor/evaporator assembly willhave to be pulled away

Page 28 - STATUS:

1. Discharge the refrigerant from the icemaker.2. Unsweat the refrigerant connections: a) At the thermostatic expansion valve outlet./////////////////

Page 29 - EVERYTHING IS OPERATING

OUTPUT GEAR,OUTPUT SHAFT,AND BEARINGSGASKETGEARCASEDRIVE MOTORBEARINGSEALWATER SHEDSEALREMOVAL AND REPLACEMENT: Gearmotor Assembly////////////////////

Page 30

1. Remove the electrical wires from the geardrive motor.2. Unscrew the 4 cap screws holding thegearmotor to the gearmotor plate.3. Remove the gearmoto

Page 31

CIRCUIT BOARD TESTINGINSTRUCTIONS FOR USING TESTER MODEL FC1 (Optional, order part no. A33942-001)(These instructions assume that the unit will not r

Page 32

CIRCUIT BOARD TESTINGWater Level1. Unplug “water sen” connector from controlboard.2. Plug “water sen” connector from Scotsmantester into circuit boa

Page 33 - REMOVAL OF THE WATER SEAL

REMOTE CONDENSER SPECIFICATIONS22"27.81"19.86"5.75"1/2" MALE QUICK CONNECTCOUPLING FOR USE WITHRT625 OR RT640PRECHARGED LINE

Page 34

FOR THE INSTALLERLocationAfter uncrating and inspection, the unit isready for installation. It is important that themachine be installed in a location

Page 35

FOR THE INSTALLER: Remote CondenserLocationLimited to a 40 foot or a 25 foot length ofprecharged refrigerant tubing connecting theicemaker to the remo

Page 36

COUPLING INSTRUCTIONS/////////////////////////////CAUTION/////////////////////////////The couplings on the sets of precharged linesare self sealing wh

Page 37 - CIRCUIT BOARD TESTING

FOR THE INSTALLER: LocationTWO UNITS ON ONECONDENSERREMOTECONDENSEREXCESSPRECHARGEDTUBING INSIDEBUIDLINGICEMAKERSSERVICEACCESSSERVICE ACCESSSIDE AND

Page 38

FOR THE PLUMBERCONFORM TO ALL APPLICABLE CODESWater InletThe recommended water supply iscold water. Use 3/8" O.D. coppertubing, connect to the 3

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