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Mains Input Cover Installation
1. Ensure that no residue remains on the contact surfaces of Mains Input Cover and Top Cover.
2. Place the Mains Input Cover and secure it with the M5x15 fasteners. Tighten according to the sequence
shown in Figure 4-7 Mains Input Cover Torque Sequence.
Figure 4-7 Mains Input Cover Torque Sequence
3. Follow the sequence twice. The first time, only tighten the fasteners halfway down to allow for
adjustment. Tighten the # 4 fastener only once and be sure to not overtighten. Torque to 13 in.lb. on
the second pass.
4. Return the compressor to normal operation.
4.1.2 Top Cover
4.1.2.1 Top Cover Removal and Installation
Top Cover Removal
1. Isolate compressor power as described in Section 1.8 Electrical Isolation on page 22.
2. Remove the Mains Input Cover by releasing the M5x15 fasteners.
3. Remove the Mains Input cover.
4. Remove the M5x15 fasteners that secure the Top Cover and remove the cover.
Top Cover Installation
1. Ensure that no residue remains on the contact surfaces of Top Cover and casting sides.
2. Place the Top Cover and secure it with the M5x15 fasteners according to the sequence shown in Figure
4-8 Top Cover Torque Sequence on page 54. Follow the sequence twice. The first time, only tighten the
fasteners halfway down to allow for adjustments. Torque to 13 in.lb. on the second pass.
M-SV-001-EN Rev. H-1/23/2023 Page 53 of 294
Содержание Turbocor TT Series
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