Danfoss Turbocor TT Series Service Manual page 44

Component
Nut
Figure 3-3 Motor Cooling Fitting
Flexible Line
1. If the connection is a flexible hose to 3/8 or 1/2 inch flare, the entire hose will require replacement with
2. Isolate the compressor and recover the refrigerant according to industry standards. Refer to Section 3.1
3. Source appropriate OEM specified and procured flexible line.
4. Remove the nut from the connection fitting body. Discard the blanking disc, nut, and braze sleeve.
5. Before installation of the OEM supplied flexible line, inspect the O-ring face to ensure it is clean and
Flexible lines are not supplied by Danfoss LLC. Selection of appropriate hose and fitting is the responsibility of OEM/installer. This
information is readily available from various sources.
Rigid 1/2 inch copper connection
1. If the connection is 1/2 inch rigid copper, a length of 1/2 inch copper must be brazed into the braze
2. Isolate the compressor and recover the refrigerant according to industry standards. Refer to Section 3.1
3. Remove the nut from the connection-fitting body. Discard the blanking disc. Slide the nut over the
4. Locate the braze sleeve and clean. Ensure removal of all oil and surface debris. Braze as per the OEM
5. Place an appropriate length of 1/2 inch copper tube into the braze sleeve. Pretreat/flux joint area as
Page 44 of 294 - M-SV-001-EN Rev. H 1/23/2023
Notes
Tube connection thread is 13/16-16 UN-2A. Strainer recess is Ø 9.5.
the current style.
Refrigerant Containment on page 41.
free from scratches or other damage. Lightly coat O-ring lube on the O-ring face of the line and install
using two (2) wrenches; one to hold body of fitting and one to tighten the nut. This is done to prevent
over torqueing the fitting in the compressor housing.
sleeve.
Refrigerant Containment.
pipe, threaded side toward the outlet.
standard process for copper/steel joint.
per the OEM standard procedure. Braze the pipe to the sleeve ensuring the nut can be fitted after
brazing or otherwise position as required. Clean flux and any excess filler from joint.
NOTE