Motor Troubles - RITE-HITE Revolution HVLS Fan Owner's Manual

Revolution HVLS Fan • Rogue
®
TROUBLESHOOTING
Motor
1 Disconnect fan motor cable from u, v, w, and ground
terminals (GND)
2 Using electrical meter, measure resistance (ohms, Ω)
between phase wand Phase V
Record the 6 resistance values:
Phase W to V
Phase W to U
Phase V to U
Phase to phase values should be equal (±5%)
Phase to ground values should be infinite.
(Open circuit ‑ meter display "OL")
If phase‑phase values are not equal Or, if
phase‑ground resistance is measured:
• Disconnect motor cable from motor
• Repeat measurements at motor wiring terminals
18
HVLS Fan
®
Installation/Service/Owner's Manual
Ω Phase W to GND
Ω Phase V to GND
Ω Phase U to GND
WARNING / AVERTISSEMENT
Follow lockout procedures and isolate power from
fan controls.
Suivre les procédures de verrouillage et isoler
l'alimentation des contrôles du ventilateur.
Disconnect Motor Cable from Control Box
Meter
Ground Wire
W Phase
V Phase
U Phase
Motor Wobble
Verify: • All hardware is tight
• Stabilization Cables are taut
• The motor bracket is installed vertically
Ω
Ω
Ω
Rite‑Hite
Figure 14
Publication: AMEN00064 2019‑03‑07
®