The ________ and _________ breaker panels are known to be major electrical
fire hazards and have been recalled.
FPE Stab-lok and Zinsco
If you have a 8 gauge stranded aluminum cable running to a 40 amp
breaker that goes to an electric stove and a 10 gauge single strand
copper cable running to a 40 amp breaker that goes to the condenser
unit, which one is wrong and how would you fix it?
The aluminum wire is too small for the breaker, it requires a 6 gauge
wire
,The service drop cable running over a 4:12 or greater pitch roof has to
be ____ over the ridge.
3'
Service entrance cable size for 150 amp Copper / aluminum
1# / 2/0
In the sub panel the grounding bus bar has been bonded to the
neutral bus bar, this action is called what?
Parallel Paths
,Indoor staircases are required to have a three-way switch at the top
and bottom if they have __ or more risers.
6
In a complete circuit the ___ wire carries the current with no energy
back to the source.
Neutral
Every Home must have at least __ plumbing Vents extending through
the roof by at least __ inches.
1 and 6 inches
, Minimum size for the bathroom drain fixtures?
1 ¼ in
Must have a union fitting on all pipes within __ feet of the water heater?
5 ft
What does the R-Value mean in attic Insulation?
Resistant
fire hazards and have been recalled.
FPE Stab-lok and Zinsco
If you have a 8 gauge stranded aluminum cable running to a 40 amp
breaker that goes to an electric stove and a 10 gauge single strand
copper cable running to a 40 amp breaker that goes to the condenser
unit, which one is wrong and how would you fix it?
The aluminum wire is too small for the breaker, it requires a 6 gauge
wire
,The service drop cable running over a 4:12 or greater pitch roof has to
be ____ over the ridge.
3'
Service entrance cable size for 150 amp Copper / aluminum
1# / 2/0
In the sub panel the grounding bus bar has been bonded to the
neutral bus bar, this action is called what?
Parallel Paths
,Indoor staircases are required to have a three-way switch at the top
and bottom if they have __ or more risers.
6
In a complete circuit the ___ wire carries the current with no energy
back to the source.
Neutral
Every Home must have at least __ plumbing Vents extending through
the roof by at least __ inches.
1 and 6 inches
, Minimum size for the bathroom drain fixtures?
1 ¼ in
Must have a union fitting on all pipes within __ feet of the water heater?
5 ft
What does the R-Value mean in attic Insulation?
Resistant
