Traulsen TBC13, Руководство по обслуживанию

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VIII. SERVICE PROCEDURES (cont
’
d)
VIII. h - EVAPORATOR COIL:
WARNING: DISCONNECT THE ELECTRICAL POWER
TO THE MACHINE AND FOLLOW LOCKOUT/TAGOUT
PROCEDURES.
WARNING: THIS PROCEDURE REQUIRES THE USE
OF REFRIGERANTS. BE CERTAIN THE WORK AREA IS
WELL VENTILATED. SAFETY GOGGLES AND GLOVES
SHALL BE WORN SINCE REFRIGERANTS MAY CAUSE
INJURY TO THE SKIN.
1. Access the refrigeration system.
2. Pump-down refrigeration system. Warning, after
pump-down, refrigerant lines will contain
pressure.
3. Disconnect the suction line at the soldered joint
closest to the coil.
NOTE: The use of reclaiming equipment is
mandatory.
5. Disconnect the liquid line at the expansion valve.
6. Remove the screws from the coil mounting
bracket.
7. Remove the coil.
8. Reverse the procedure to install new coil and
then proceed to the next step.
NOTE: It is recommended that the filter/drier be
changed when this part is replaced.
9. Evacuate the system.
10. Charge system and put unit back into operation.
VIII. i - FILTER/DRIER:
WARNING: DISCONNECT THE ELECTRICAL POWER
TO THE MACHINE AND FOLLOW LOCKOUT/TAGOUT
PROCEDURES.
WARNING: THIS PROCEDURE REQUIRES THE USE
OF REFRIGERANTS. BE CERTAIN THE WORK AREA IS
WELL VENTILATED. SAFETY GOGGLES AND GLOVES
SHALL BE WORN SINCE REFRIGERANTS MAY CAUSE
INJURY TO THE SKIN.
1. Pump-down refrigeration system. Warning, after
pump-down, refrigerant lines will contain
pressure.
2. Remove filter/drier from liquid line.
3. Install a new filter/drier.
4. Evacuate the system.
NOTE: The use of reclaiming equipment is
mandatory.
5. Charge system and put unit back into operation.
VIII. j - EVAPORATOR BLOWER:
WARNING: DISCONNECT THE ELECTRICAL POWER
TO THE MACHINE AND FOLLOW LOCKOUT/TAGOUT
PROCEDURES.
1. Access the refrigeration system.
2. Remove the tray slides and pilasters from the
interior (TBC5 and TBC13 only).
3. Remove the evaporator cover and open the
evaporator fan panel.
4. Disconnect the wire leads at the junction box on
the top of the unit and pull them into the cavity
with the blower.
5. Remove the bolts that secure the evaporator
blower from the housing panel.
6. Reverse the procedure to install the new
evaporator blower.