Capillary Tube Replacement Instructions - Upright Gdm/T-Series Equipment - True GDM Series Technical & Service Manual

CAPILLARY TUBE REPLACEMENT INSTRUCTIONS
Upright GDM/T-Series Equipment Continued.....
_________ STEP 4 __________
Remove all of the shelves.
_________ STEP 5 __________
Remove the wire back guards on the
back wall of the cabinet.
NOTE:
These are in freezers models only.
_________ STEP 6 __________
Disconnect the evaporator drain line.
_________ STEP 7 __________
Drop down the evaporator housing by
removing the 1/4"screws that hold it
in place. Remove the temperature
control wires and allow the assembly
to hang down on the right side of
cabinet.
_________ STEP 8 __________
Locate the two 1/4"screws that hold
the left side evaporator up and
remove them.
_________ STEP 9 __________
Un-solder the capillary tube from the
evaporator. NOTE: The use of a
heat shield is recommended.
________ STEP 10__________
Un-solder the accumulator from the
Evaporator and the suction line.
After the old suction lines cools down
you can crimp it closed.
NOTE:
The use of a heat shield is
recommended.
________ STEP 11__________
Drill a 5/8" hole in the floor as close
to the Left rear corner of the cabinet
as possible. See Figure 1.
________ STEP 12__________
Place the cap tube suction line assem-
bly in the cabinet.
________ STEP 13__________
Take the accumulator and hold it up
inside the cabinet and mark the suc-
tion line where it needs to be cut.
You may have to cut some of the line
coming from the accumulator.
________ STEP 14__________
Remove the suction line and cut it.
Using a 90° _" copper elbow, join
and soder the suction line and the
accumulator.
NOTE:
This step is easier to
preform outside of the cabinet.
See Figure 2.
________ STEP 15__________
Insulate the suction line where the
line come out under the cabinet.
________ STEP 16__________
Place the cap tube suction line with
the accumulator inside the cabinet.
________ STEP 17__________
Soder the capillary tube in to the
evaporator as well as the accum-
ulator to the evaporator.
________ STEP 18__________
Solder the suction line down where
the suction line meets with the below
compressor pull out.
________ STEP 19__________
Solder the cap tube to the into the
copper line that goes into the outlet of
liquid line filter drier.
________ STEP 20__________
Pressurize the system using nitrogen
to leak check. If a leak is found,
repair the leak and repeat this step.
102
________ STEP 21__________
Pull a vacuum on the unit.
NOTE:
The use of a micron gauge
is recommended.
________ STEP 22__________
Reassemble the evaporator section.
CUT
Figure 2.
________ STEP 23__________
Check the cabinet operation.
________ STEP 24__________
Place the cover over the new cap tube
suction line assembly and secure it to
the back wall using
several small sheet metal screws or
pop rivets.
________ STEP 25__________
Place the back guards back in the
unit.
________ STEP 26__________
Finish reassembling the cabinet.