Oil Separator Heater Cartridge Replacement; Parts Required; Removal - Emerson Vilter VSS Installation, Operation & Maintenance Manual

Section 5 • Maintenance/Service

Oil Separator Heater Cartridge Replacement

Parts Required

• Heater Cartridges with loose wires
• Heater Cartridge, 500W, 120V (VPN 3116A)
• Heater Cartridge, 1000W, 120V (VPN 3116B)
• Heater Cartridge, 750W, 120V (VPN 3116E)
• Heater Cartridge, 1250W, 120V (VPN 3116J)
• Heater Cartridge, 1000W, 220V (VPN 3116K)
• Heater Cartridges with Turck connectors
• Heater Cartridge, 750W, 120V (VPN 3116C)
• Heater Cartridge, 500W, 120V (VPN 3116D)
• Heater Cartridge, 1250W, 120V (VPN 3116F)
• Anti-Seize, High Temperature (-65˚F to 2400˚F)

Removal

1. Isolate the compressor unit, see Compressor Unit
Isolation procedure.
2. Drain oil from oil separator, see Oil Draining
procedure.
3. For heater cartridges with Turck connectors, see
step 4. For heater cartridges with loose wires, see
steps 5 to 9.
Heater Cartridges with Turck connectors:
4. Disconnect Turck connector.
Heater Cartridge WITHOUT Turck Connector
Junction
VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD
Thermowell
Heater Cartridge
Cable Cable
Connector
Figure 5-16. Heater Cartridges
Heater Cartridges with loose wires:
5. Remove junction cover to gain access to heater car-
tridge wires.
Note location of wires to aid in installation.
6. Disconnect wires.
7. Remove cable connector.
8. Remove cable and wires from junction.
9. Remove junction from heater cartridge.
10. Remove heater cartridge from thermowell.
Installation
11. Apply anti-seize to threads of heater cartridge.
12. Install heater cartridge in thermowell.
13. For heater cartridges with Turck connectors, see
step 14. For heater cartridges without Turck con-
nectors, see steps 15 to 19.
Heater Cartridges with Turck connectors:
14. Connect Turck connector.
Heater Cartridges with loose wires:
15. Install junction on heater cartridge.
16. Route cable and wires through junction.
17. Connect wires as noted during removal.
18. Install cable connector.
19. Install junction cover.
Heater Cartridge WITH Turck Connector
Thermowell
Cartridge
NOTE
Heater Turck
Connector
5 – 23