# Search:

Type: Posts; User: donf

1. ## Question: Xcel problem

by donf
1
Views
3,508

### Xcel problem

Good days to all.

I have created a grade summary spreadsheet using Office 365's version of Excel.

2. ## Question: Electrical question.

by donf
1
Views
4,739

### Good morning Don, Just for starters, you need...

Good morning Don,

Just for starters, you need to pull a four wire cable from the house to remote building. The ground wire will be in the cable,

Also, when you get the cable to the building...
3. ## Question: Run 60A power to the new garage

by donf
2
Views
4,854

### Let's begin with the existing garage. What is...

Let's begin with the existing garage. What is the amperage coming into the garage and what is the load being used by the garage?

Since the garage is a stand-alone garage, your problems just...
4. ## Question: Outdoor outlets fed from inside gfci protected circuit

by donf
6
Views
4,714

### Okay, the 15 amp circuit you are speaking of is...

Okay, the 15 amp circuit you are speaking of is supposed to be the second 20 amp small appliance branch circuit.

If your panelboard is out of space, you can check and see id the panelboard can...
5. ## Question: Outdoor outlets fed from inside gfci protected circuit

by donf
6
Views
4,714

### Yes, it is a code violation. There should be two...

Yes, it is a code violation. There should be two countertop branch circuits, depending on how old your home is.
6. ## Question: Outdoor outlets fed from inside gfci protected circuit

by donf
6
Views
4,714

### Just curious. The kitchen receptacle you are...

Just curious. The kitchen receptacle you are speaking of, is it one of the counter top appliance receptacles?

by donf
3
Views
5,249

### I found the error this afternoon. Because the...

I found the error this afternoon.

Because the numercial grade was presented as a % grade I had to change my IF function value. For example, =IF(L3>=90,"A") became =IF(L3>=0.90,"A") once I did...

by donf
3
Views
5,249

I need to structure a formula in Excel that will take numerical gradesfrom 90 to 100 =A.
From 80 to 89 = B, From 70 to 79 = C, from 60 to 69 = D and less than or = 59 = F.

I thought you could use...
9. ## Question: Tork Timers 40-Amp SA400

by donf
3
Views
4,968

### Okay, looking at your meter probe positions, you...

Okay, looking at your meter probe positions, you are measuring from the line side of the switch to the load side of the switch, with the timer circuit in the Off/ OPEN position. That means you are...
10. ## Question: Tork Timers 40-Amp SA400

by donf
3
Views
4,968

### You are not testing the circuit properly. ...

You are not testing the circuit properly.

Position 1 is the Neutral for the circuit. Position 2 is the Line Side connection and Position 3 is the Load side of an internal switch.

11. ## Question: Which of the following combinations of bends can be used in a conduit run?

by donf
4
Views
5,092

### This is simple, only one set of bends can be...

This is simple, only one set of bends can be used. Look it up and then do the math!
12. ## Question: My boss has a Quorum Duchess fan

by donf
3
Views
5,253

### A simple test for capacitor driven motor is to...

A simple test for capacitor driven motor is to start the fan blades spinning with your hand and then turn the fan on. If the fan starts operating properly the capacitor is either incorrect or to...
13. ## Question: Does it matter which building gets power first?

by donf
6
Views
5,491

### Your local power utility will make those...

Your local power utility will make those decisions for you.
14. ## Question: No power in bathroom after breaker and GFI replaced.

by donf
2
Views
3,125

### Does the breaker trip or does the GFCI receptacle...

Does the breaker trip or does the GFCI receptacle trip?

Step one, turn the breaker off and verify that the receptacle is installed correctly. Most often that is the error. The second most common...
15. ## Question: Can I use a Rectifier type of a Diode on a doorbell ringer?

by donf
1
Views
2,537

### Wow, this just does not make any sense at all. ...

Wow, this just does not make any sense at all.

A rectifier is an electronic device that allows current to flow in one direction only. It takes 4 rectifiers to build a Rectifier Bridge and...
16. ## Question: Why are my lights flickering and breakers tripping?

by donf
2
Views
2,462

### Okay you have quite a bit going on here. Let's...

Okay you have quite a bit going on here. Let's start with the oldest major event. I'm guessing that CPS is your electric utility company. You said you heard "crackling" at the outside "Main...
17. ## Question: I changed the breaker and still no power?

by donf
6
Views
1,051

### Are any of the failing receptacles on GFCI...

Are any of the failing receptacles on GFCI protected circuit.

If so, you must reset the GFCI receptacles first. Otherwise you will not
Be able to set the Branch Circuit back on.
18. ## Question: Can you run a 20 amp gfci off a 30 amp breaker?

by donf
1
Views
761

### NO! You have 2 choices. Use your 10/2 for...

NO!

You have 2 choices. Use your 10/2 for your run from the panel board, but use a 20 amp breaker. Or use a 20 amp Breaker and 12/2 for the entire circuit

You must protect the smallest wire...
19. ## Question: Doorbell

by donf
3
Views
900

### A doorbell circuit is rather simple. You press...

A doorbell circuit is rather simple. You press the butto and you get a chime. From your description of the problem I suspect the issue is with the contact inside the doorbell switch.

Easiest...
20. ## Question: Microwave throwing breaker

by donf
11
Views
1,242

### If the only device on the branch circuit is the...

If the only device on the branch circuit is the microwave and the branch circuit is a 20 amp circuit you should not be seeing a problem.

That's the theory of it. However, since circuit breakers...
21. ## Question: 3-0 vs. 2-0 in breaker box 200 amp residential

by donf
5
Views
1,166

### 3/0 AWG (Copper) is listed for 200 Amp. 3/0 AWG...

3/0 AWG (Copper) is listed for 200 Amp. 3/0 AWG (Aluminum) is listed for 155 Amp.With a 200 service you would have to use 3/0 AWG Copper or 250kcmil AWG Aluminum (205 Amps)
22. ## Question: Ceiling Fan switch

by donf
5
Views
885

### There are two switches in most light/fan...

There are two switches in most light/fan combinations. One is the three speed switch for the fan and the other is for the light.

Which switch did you change? Also, the wires going into the speed...
23. ## Question: There is a strange crackling, raining type of sound coming from behind my bathrm wall

by donf
4
Views
795

### Is the noise constant? Is there anything in the...

Is the noise constant? Is there anything in the immediate vicinity of the noise? For example a wall switch, receptacle, or sink?

Also, it is possible that a "critter" has gotten down inside the...
24. ## Question: Power source

by donf
4
Views
874

### Hi Pastor, Given the age of your property I...

Hi Pastor,

Given the age of your property I doubt very much this would be possible. A receptacle needs both Power (Black) and Return (Neutral/White) because it is part of a complete circuit. ...
25. ## Question: Conecting 3 wire 110 V to 4 wire transfer swich

by donf
3
Views
903

### Okay, I give up! What is your question?

Okay, I give up! What is your question?
26. ## Question: Breakers

by donf
4
Views
787

### Whoa, there sparky! Do you think you could...

Whoa, there sparky!

Do you think you could flesh out that question quite a bit more, please.

You cannot just change the breaker amperage because you want to. What is the load on the circuit...
27. ## Question: 220v lines in garage question

by donf
12
Views
1,420

### Please don't forget the Ground Rod and the ECG if...

Please don't forget the Ground Rod and the ECG if this is a remote building.
28. ## Question: What size wire for 200 amp 280 foot away and what size ground?

by donf
3
Views
767

### Okay, first of all, is this a 200 amp load for a...

Okay, first of all, is this a 200 amp load for a single family home or for some other use?

Just working with the raw measurements you gave us and assuming that you want 200 amps at the terminus...
29. ## Question: Breaker

by donf
4
Views
808

### Happy new year Pastor. You have left out some...

Happy new year Pastor.

You have left out some critical information:

1) What is the amperage of the new breaker?
2) Did the electrician run a new circuit to the microwave?
3) If the electrican...
30. ## Question: Chirping noise from electrical outlet?

by donf
3
Views
2,160

### If you hear a clicking or buzzing sound from a...

If you hear a clicking or buzzing sound from a receptacle outlet, then more than likely the connection of the wires to the receptacle have come loose. The clicking sound or buzzing sound is...
31. ## Question: Intermittent buzzing at electrical outlet not in use

by donf
6
Views
1,204

### You need to pull that receptacle and tighten the...

You need to pull that receptacle and tighten the screws holding the wires. The buzzing you hear is arching. This is a condition that will cause a fire if not fixed as soon as possible.
32. ## Question: Tiki Hut electrical failure

by donf
10
Views
1,303

### Bingo!! As of today. The original owner (may he...

Bingo!! As of today. The original owner (may he rot and have limbs fall off) set it up with the toggle switch for 4 separate duplex receptacle outlet boxes up under the eves and two receptacle boxes...
33. ## Question: 15amp breaker on air handler with 2.3 overcurrent amps

by donf
10
Views
935

### You are using the term "Overcurrent amps" which...

You are using the term "Overcurrent amps" which is incorrect. The correct term is "Overcurrent Protection."

For example, you can have a 25 amp breaker protecting a 20 amp circuit with no...
34. ## Question: 15amp breaker on air handler with 2.3 overcurrent amps

by donf
10
Views
935

### Not being a code scholar, it appears t me that...

Not being a code scholar, it appears t me that 240.4 is deferring to 310 for "specified" ampacities. As in the 75(C) and 90(C) columns of 310.15(B)(16) but limiting to 30 amps for the 60(C) column.
35. ## Question: 15amp breaker on air handler with 2.3 overcurrent amps

by donf
10
Views
935

### The code referenced above is a typo. The correct...

The code referenced above is a typo. The correct cite is 240.4(D)(7) - 10 AWG copper, 30 Amps.

However the opening paragraph of 240.4 states "Protection of conductors... shall be protected...
36. ## Question: 15amp breaker on air handler with 2.3 overcurrent amps

by donf
10
Views
935

### If the installation matches the electrical...

If the installation matches the electrical installation instructions, there is nothing wrong.

Amperage is not additive. You cannot put a 25 amp breaker and a 15 amp breaker on the same circuit...
37. ## Question: Percentage calculation in excel

by donf
2
Views
4,967

### (Sale Price / Orig. Price) * 100 = Percentage Off...

(Sale Price / Orig. Price) * 100 = Percentage Off

(3500/5000) * 100 = Percentage Off

0.7 *100 = 70%

Proof 5000 * 70% = 3500
38. ## Question: Tiki Hut electrical failure

by donf
10
Views
1,303

### I wonder if the previous owner had the rheostat...

I wonder if the previous owner had the rheostat to control some receptacles for "mood" lighting and the switch to turn other receptacles off. Still makes no sense to me.
39. ## Question: Tiki Hut electrical failure

by donf
10
Views
1,303

### 4891348914Strat - Unbelievable! At the post...

4891348914Strat - Unbelievable!

At the post J-Box, the feed from the GFCI is cut and pig-tailed to supply both switches and then continues up to the overhead. Each switch has a red wire as a...
40. ## Question: Tiki Hut electrical failure

by donf
10
Views
1,303

### Lightning!! I suspect a lightning flash killed...

Lightning!! I suspect a lightning flash killed the circuit. I'll know for sure tomorrow when I can get into the canopy.
41. ## Question: Tiki Hut electrical failure

by donf
10
Views
1,303

### Unfortunately the answer is correct but wrong. ...

Unfortunately the answer is correct but wrong. :) The creative ideas I'm looking for are with the wiring, not the hive.

I guess it's "Up the ladder I go." I just don't understand how a switch...
42. ## Question: Tiki Hut electrical failure

by donf
10
Views
1,303

### Tiki Hut electrical failure

Okay, my sister-in-law has a wired dedicated branch circuit (120V / 20 A) Tiki Hut in the back yard.

The feed is on dedicated breaker feeds a GFCI receptacle (which protects all of the downstream...
43. ## Question: Old yard light

by donf
3
Views
813

### Take a look at the switch handles, do they have...

Take a look at the switch handles, do they have "On" and "Off" on the levers?
44. ## Question: Adding a new circuit

by donf
6
Views
800

### Because the circuit is outdoors, GFCI protection...

Because the circuit is outdoors, GFCI protection is required.

I cannot comment on the cost, but please make sure the electrician pulls a permit and gets the work inspected if that is a requirement...
45. ## Question: Adding a new circuit

by donf
6
Views
800

### Adding a new circuit.. To what? Where? The main...

Adding a new circuit.. To what? Where? The main panel? Extending an existing circuit?

Hi Pastor, based on some of your past miseries with electrical wiring around your church I would make very...
46. ## Question: Does load center need to meet new code if only replacing meter socket?

by donf
5
Views
1,086

### Contact your utility company. If the meter base...

Contact your utility company. If the meter base needs replacing to accommodate their meter they should do the work or at the very least supply the meter base to you.

Here in Tidewater Virginia,...
47. ## Question: Wiring a two wire 240volt breaker into a three speed motor

by donf
27
Views
2,673

### Hello - Did you ever get this motor installed and...

Hello - Did you ever get this motor installed and working, just curious. :)
48. ## Question: 200 amp panel for garage

by donf
2
Views
657

### No, you would have to have the utility company...

No, you would have to have the utility company change the type of meter and base you are using.

49. ## Question: Does load center need to meet new code if only replacing meter socket?

by donf
5
Views
1,086

### The NEC does not regulate the breakers, other...

The NEC does not regulate the breakers, other than to say they must be "listed" for use.

That work is done by testing agencies such as UL. The only issue I recall was with certain models of...

by donf