F3D3
Series
Service Manual Refrigeration / Section 4.7
Questions? Call Franke Technical Support Group For Your Area. Copyright
2012 Franke, Inc. All rights reserved.
4.7 Condensing Unit Replacement
F3D3 & F3D3S Models ONLY
[See Section 1.5 for Part Number]
1)
Roll unit out to disconnect power. [Pull plug]
2)
Remove screws securing rear service access panel. Lift
panel up and off.
3)
From rear of unit - use an 8 mm [5/16”] box wrench or
socket to loosen the four Condenser Assembly base
retaining screws.
4)
Trace the Condenser power cord to the strain relief
through condenser compartment bottom. Remove the
plastic nut. Use pliers, as needed.
5)
Follow power cord down to DIN rail mounted relay and
terminal block on back of freezer compartment. Use a
needle-nose pliers to disconnect neutral and line wires
from the compressor relay.
6)
Remove ground wire from terminal block or grounding
post.
7)
From the condenser compartment, pull compressor
power cord up through the strain relief.
8)
NOTE:
Recover any residual refrigerant and ensure line
pressure is equalized to zero, before opening the
refrigeration system.
9)
Cut the refrigerant lines. (See Photo 5 & 6 on page 2)
NOTE:
Cut
return line
as close to the compressor as
possible. Slit and remove insulation, as needed. Cut the
line
from compressor
between the sight glass and the
filter/dryer.
10) Slide old condensing unit out of refrigeration
compartment. Slide the new condensing unit into position
and secure with the four retaining screws.
11) Clean and prepare the refrigeration line fittings, then
braise those line connections.
12)
Replace or repair any split insulation on the return line.
Continued…
[Photo 1 – From back of unit]
Loosen the four Condenser
Assembly base retaining screws.
[Photo 2]
Remove plastic nut from
condensing unit power cord
strain relief.
[Photo 3]
Disconnect three condenser
power cord wires from DIN-rail
mounted terminal block & relay.
IMPORTANT
: Any residual refrigerant charge
should be recovered in strict accordance with all
environmental laws.
CAUTION
Condensing unit weights 23 kg [50 lbs]. Obtain help
if needed, to remove from refrigeration compartment.