PowerMax Fuse Test and Repair
The fuse protects the low voltage control system against overload failure, mainly short circuits. It is located in the electrical box and accessed on top of the electrical box.
Fuse Check
For continued protection against risk of fire, replace the fuse with a 1/3 amp 250V Slo-Blo type only.
1.Turn power off.
2.Remove electrical box cover. Refer to: Electrical Box Cover
3.Remove terminal leads. Test continuity. Set meter to Ω. Place meter probes on both fuse terminals.
4.Remove fuse from electrical box. Push in and turn cap counter clockwise.
5.Visually check to see if fuse is burnt or broken. If fuse is burnt or broken replace with a 1/3 amp 250V Slo-Blo fuse
6.Reinstall into electrical box. Push in and turn cap clockwise until it locks in place.
| Meter Reading | Status | Required Action |
|---|---|---|
| OL off line |
|
Replace Fuse, 1/3 amp 250V Slo-Blo fuse |
| Continuity checks OK and Visually looks OK |
|
Fuse is Good |
