Search: Posts Made By: richardxp
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01-14-15, 08:53 AM
Replies: 17
Views: 6,541
Posted By richardxp

there are not connection between boxes except the...

there are not connection between boxes except the wood board:-) I did trace all wires from fuse boxes to same electrical panel, but looks normal as far as I can see. I will try to upload more...
01-13-15, 11:02 AM
Replies: 17
Views: 6,541
Posted By richardxp

No, once a fuse blows, that fuse connected...

No, once a fuse blows, that fuse connected condenser and furnace blower stopped running, even the thermostat is black (no battery, powered by wires from the furnace). I found some pictures from...
01-12-15, 05:56 AM
Replies: 17
Views: 6,541
Posted By richardxp

each time only one fuse blow, either from fuse...

each time only one fuse blow, either from fuse box 2 (old unit furnace) or box 3(new unit furnace). each fuse box has two fuses, only one of them blow.
01-09-15, 06:28 AM
Replies: 17
Views: 6,541
Posted By richardxp

I believe you are right about the furnaces and...

I believe you are right about the furnaces and condensers. One question, if I change cartridge fuses 5A larger and make breakers have values as original cartridge fuses, would it make breakers to...
01-08-15, 01:07 PM
Replies: 17
Views: 6,541
Posted By richardxp

Most time, I use one time fuses, but I did try...

Most time, I use one time fuses, but I did try time delayed fuse once and it still burned. I will try TD fuse again.
Old unit, three breakers in the electrical panel, marked as AC (50A), Furnace I...
01-08-15, 08:49 AM
Replies: 17
Views: 6,541
Posted By richardxp

I am not sure if Aux heat is on when the fuses...

I am not sure if Aux heat is on when the fuses blow, I would say most likely since I feel the blow up happened when the outside is very old, but I am sure it wouldn't blow fuse every time Aux heat...
01-08-15, 04:50 AM
Replies: 17
Views: 6,541
Posted By richardxp

Only one heat pump fuse burned each time, no...

Only one heat pump fuse burned each time, no pattern found.
01-07-15, 11:51 AM
Replies: 17
Views: 6,541
Posted By richardxp

Question Heat pump fuse blow out

My home has an heat pump, which has 60A cartridge fuse. It worked fine for five years we live there till we added an addition to the house. We added second heat pump for the addition with new wires...
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