Emerson Vilter VSS - Gaterotor Disassembly (VSM 97-127 Compressors ONLY); Gaterotor Blade Removal; Gaterotor Blade Installation

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Section 5 • Maintenance/Service
VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD
SUPPORT PIN
GATEROTOR DAMPER
102
102
Gaterotor Disassembly (VSM 97-127
Compressors ONLY)
1. To perform gaterotor disassembly, remove gatero-
tor from compressor.
Gaterotor Blade Removal
2. Lift gaterotor blade assembly off the gaterotor sup-
port, see Figure 5-55.
3. Check damper pin and bushing for excessive wear.
Replace if required.
Figure 5-55. Gaterotor Support (VSM 97-127)
Gaterotor Blade Installation
4. Install damper pin bushing (120) in gaterotor blade
(111) from the back side of the blade. Be sure bush-
ing is fully seated, see Figure 5-56.
5. Place blade assembly on gaterotor support.
Locating damper over pin, see Figure 5-55.
6. After the gaterotor blade and support are assem-
bled, there should be a small amount of rotational
movement between the gaterotor and support.
Figure 5-56. Gaterotor Blade Installation