Hoshizaki RM-45-SD Скачать руководство пользователя страница 28 | Manualshive

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DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE

Instructions to Replace Compressor.

18. Proceed to braze the

service, discharge and

suction tubing.

19. Braze the filter to the condenser

discharge line and to the capillary

tubing.

Do not over heat the body of the filter

and take great care not to block the

capillary tubes with solder material.

The filter dryer must be installed in a

vertical position with the capillary

tube inlet at the bottom of the filter.

20. Please review the

slides 19 through 23 to

install the relay, overload

protector and starting

capacitor.

17. Install the four nuts

that hold in place the

compressor to the

base rails using a

7/16” socket ratchet.

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Содержание RM-45-SD

Страница 1: ...SERVICE MANUAL FOR MODEL RM 45 SD ...

Страница 2: ...REQUIRED TOOLS CORDLESS DRILL SCREWDRIVER SET WITH SOCKET OF 9 32 PIERCING VALVE OPEN WRENCH OF 1 2 CUTTING TUBING VISE GRIP PRECISION FLAT BLADE SLOTTED SCREWDRIVER RATCHET WITH SOCKET OF 7 16 ...

Страница 3: ...REQUIRED EQUIPMENT OXIACETILENE EQUIPMENT DRY NITROGEN TANK VACUUM PUMP WITH MICRON GAUGE LEAK DETECTOR REFRIGERANT RECOVERY MACHINE MANIFOLD HIGH LOW GAUGE PRESSURE KIT ...

Страница 4: ...rips lights Instructions to replace condenser fan motor Instructions to replace evaporator fan motor Instructions to replace electronic thermostat Instructions to replace thermostat ambient sensor Instructions to replace starting relay overload protector and starting capacitor Instructions to replace compressor Instructions to replace sliding doors ...

Страница 5: ... Grab the acrylic sign and pull it out DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE Instructions to Replace LED Power Supply 1 Unscrew the two screws that hold in place the top of the header sign using a Phillips screwdriver 2 ...

Страница 6: ...ructions to Replace LED Power Supply 4 In order to remove the Power Supply unscrew the two screws that hold it in place using a Phillips screwdriver 2 5 Disconnect the Power Supply s electrical connector 6 To install the new Power Supply reverse the previous steps ...

Страница 7: ...ble Strips DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE 1 Using a Phillips screwdriver 2 unscrew the two screws that hold in place the top of the header sign 2 Pull out the top of the header sign 3 Grab the acrylic sign and pull it out ...

Страница 8: ...ove the other high intensity LED flexible strip DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE Instructions to Replace High Intensity LED Flexible Strips 4 Disconnect the LED strip Light s electrical connector 6 To install the new high intensity LED flexible strip reverse the previous steps ...

Страница 9: ... LED Strips 1 Remove the LED profile cover from the breaker strip using a slotted screwdriver 2 Disconnect the LED strip Light s the electrical connector 4 To install the new LED strip reverse the previous steps LED cover profile 3 Use a slotted screwdriver to pull out the LED strip ...

Страница 10: ...ser Fan Motor 1 Unscrew the four screws that hold in place the front grill using a Phillips screwdriver 2 2 Pull out the front grill 3 Disconnect the Tyco electrical connector of the condensing unit 4 Remove the two bolts that hold in place the condensing unit rails using a 1 2 open wrench ...

Страница 11: ...7 Disconnect the Tyco electrical connector of the condenser fan motor 8 Unscrew the two screws that hold in place the base motor to the rails using a Phillips screwdriver 2 5 Pull out the condensing unit from the base of the cabinet 6 The condensing unit can be removed all the way out for easier service ...

Страница 12: ... Pull out the condenser fan 10 Remove the bolt that hold in place the fan blade to the fan motor using a 9 32 socket screwdriver 11 Unscrew the two screws that hold in place the base motor to the fan motor using a 9 32 socket screwdriver 12 To install the new condenser fan motor reverse the previous steps ...

Страница 13: ...four screws that hold in place the fan guard on the air baffle using a Phillips screwdriver 2 2 Remove the bolt that hold in place the fan blade to the fan motor using a 9 32 socket screwdriver 3 Unscrew the four screws that hold in place the support base motor to the top of cabinet using a Phillips screwdriver 2 Fan Guard ...

Страница 14: ... Motor 4 Disconnect the Tyco electrical connector of the evaporator fan motor located in the top of cabinet 5 Unscrew the three screws that hold in place the support base motor to the fan motor chassis using a 9 32 socket screwdriver 6 To install the new evaporator fan motor reverse the previous steps ...

Страница 15: ...e of the thermostat using your fingers 2 Turn 90 both screws to loosen their cams and the front panel will detach Then proceed to remove the thermostat from the panel by keeping it horizontally 3 Disconnect all the connectors located in the back of the thermostat 4 To install the new electronic thermostat reverse the previous steps ...

Страница 16: ...h screws to loosen their cams and the front panel will detach Then proceed to remove the thermostat from the panel by keeping it horizontally 4 Unscrew the two screws that hold the wires in place of the ambient sensor using a precision flat blade slotted screwdriver 3 Disconnect the connector of the ambient sensor located on the back of the thermostat shown in the picture ...

Страница 17: ...damaged ambient sensor with the new This operation will serve as guide to remove the damage sensor and connect the new to the connector of the thermostat DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE Instructions to replace Ambient Sensor 6 Pull out the ambient sensor from its plastic clip support 5 Unscrew the two screws that hold in place the light switch support plate on the baffle...

Страница 18: ... Starting Capacitor 1 Unscrew the four screws that hold in place the front grill using a Phillips screwdriver 2 2 Pull out the front grill 3 Disconnect the Tyco electrical connector of the condensing unit 4 Remove the two bolts that hold in place the rails using a 1 2 open wrench these rails support the condensing unit ...

Страница 19: ...electrical box cover by pulling it out DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE Instruction to Replace Starting Relay Overload Protector and Starting Capacitor 5 Pull out the condensing unit from the base of the cabinet 6 The condensing unit can be removed all the way out for easier service ...

Страница 20: ... DOING ANY SERVICE Instruction to Replace Starting Relay Overload Protector and Starting Capacitor LOCATION OF ELECTRICAL CONNECTIONS Starting capacitor wires connections Ground wire Start Relay wire connections Overload protector Overload protector wires connection ...

Страница 21: ... 2 DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE Instruction to Replace Starting Relay Overload Protector and Starting Capacitor 10 Use a slotted screwdriver as a pry bar to pull out the electrical connectors from the relay 11 To install the new relay reverse the previous steps ...

Страница 22: ...ectrical box using a socket screwdriver 13 Insert a flat screwdriver in the slot of the plastic electrical box to remove it from the compressor Use the flat screwdriver as a pry bar to push the box downward 14 To remove the overload protector use a slotted screwdriver as a pry bar to pull out it from the compressor shell 15 To install the new overload protector reverse the previous steps ...

Страница 23: ...Capacitor 16 Use a slotted screwdriver as a pry bar to remove the starting capacitor from its base The base of the capacitor is attached to the top of the electrical box 17 Use a slotted screwdriver as a pry bar to disconnect the terminals of the starting capacitor To install the new starting capacitor reverse the previous steps ...

Страница 24: ...n place the front grill using a Phillips screwdriver 2 2 Pull out the front grill 3 Disconnect the Tyco electrical connector of the condensing unit 4 Remove the two bolts that hold in place the rails using a 1 2 open wrench these rails support the condensing unit Instructions to Replace Compressor ...

Страница 25: ... cabinet 6 The condensing unit can be removed all the way out for easier service 7 Remove the two bolts that hold in place the electrical box cover using a socket screwdriver 8 Please review the slides 19 through 23 to remove the relay overload protector and starting capacitor Instructions to Replace Compressor ...

Страница 26: ...service tubing Use an Allen Key Wrench to close the piercing valve for piercing the tube and open it to release the refrigerant 10 Open Manifold Gauge Pressure valves and turn on the recovery machine to recover all the refrigerant 11 Warm the brazing of the discharge and suction tubes in order to unsolder them from the compressor 12 To remove the filter dryer slowly warm up the joint of the capill...

Страница 27: ...mpressor to the base rails using a 7 16 socket ratchet 14 Remove the compressor from the base rails 15 Not all compressor removal requires cleaning the low and high sides of the system However if you suspect that there are high levels of contamination sweep the system using dry nitrogen at 250 psig 16 Place the new compressor on the base rails ...

Страница 28: ...o not over heat the body of the filter and take great care not to block the capillary tubes with solder material The filter dryer must be installed in a vertical position with the capillary tube inlet at the bottom of the filter 20 Please review the slides 19 through 23 to install the relay overload protector and starting capacitor 17 Install the four nuts that hold in place the compressor to the ...

Страница 29: ...utes to assure that non condensable gases have been removed Then close the manifold valves DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE 21 Use the Piercing Valve already installed in the service tube of the compressor Proceed with the evacuation and charging process of the system Attach the hoses of the manifold gauge to the vacuum pumps Instructions to Replace Compressor Vacuum Char...

Страница 30: ...geration system Wait until the pressure readings of the system have equalized and then turn on the cooler 24 Unplug the cooler Pinch the service tubes using a vise pinch and proceed to remove the manifold gauges and piercing valve Check for refrigerant leaks using a leak detector NOTE To avoid leaks that may originate from Schrader Valves when installed for service in the future proceed to pinch o...

Страница 31: ... front door 1 The aluminum track profile has two cut outs at each channel to allow the removal or installation of both sliding doors The cut outs location can easily be found by two labels on the aluminum track profile as shown in the picture DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE Instructions to Replace Sliding Doors ...

Страница 32: ...Metal Roller RO 29 Nut NU 290 E Screw SC 46 SS DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE Instructions to Replace Sliding Doors ...

Страница 33: ...ce both door roller brackets using a Phillips screwdriver 2 3 Remove the sliding door spring from the door roller bracket as shown in the picture DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE Instructions to Replace Sliding Doors ...

Страница 34: ...oor repeat the previous steps Install the door and test the tension of the sliding door by opening it and letting it close by it self DISCONNECT UNIT FROM POWER SUPPLY BEFORE DOING ANY SERVICE Instructions for Replacing Sliding Doors ...

Страница 35: ......

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