Danfoss Turbocor TT Series, Service Manual

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Figure 4-110 Open-Top Soft Start Installation
4. Install the J7 Soft Start Temperature Sensor connector Figure 4-104 Open-Top Soft Start J7 Connector
on page 120.
5. Connect the Soft Start ground wire and mains input ground wire on the ground post on the
compressor housing and install the spring washer and nut, then torque the top nut to 7 Nm (62 in.lb.).
6. Install the top covers. Refer to Section 4.1 Compressor Covers on page 52.
7. Return the compressor to normal operation.
4.14.8 Soft Start Fan Removal and Installation
New Soft Start Fan kits include an adapter board that may not be required. Refer to the specific spare part kit
instructions for adapter board usage.
• • • CAUTION• • •
Use of the adapter board on Open-Top Soft Starts and on Soft Starts with revision Q and later may cause the fan not to start leading to Soft
Start over-temperature faults. Not incorporating the adapter board on Soft Starts with revision P and earlier may cause premature failure of
the Soft Start Fan. Refer to the spare part instructions for Soft Start revision identification.
4.14.9 Soft Start Fan Removal
1. Isolate the compressor power as described in Section 1.8 Electrical Isolation on page 22.
2. Unplug the Fan Power Supply from the Soft Start. Refer to Figure 4-114 Soft Start Fan Connector on
page 125.
l
J5 on the Closed-Top Soft Start
l
J3 on the Open-Top Soft Start
3. Remove the four (4) mounting fasteners securing the cooling fan to the Soft Start Bracket. Be careful
not to drop the fasteners onto the compressor components. Refer to Figure 4-111 Soft Start Without
Adapter on page 124.
M-SV-001-EN Rev. H-1/23/2023 Page 123 of 294