5.3003.4 Evaluating Electrical Service

Topic: 
Forced Air
Subtopic: 
System Assessment and Maintenance
Desired Outcome: 
Electrical components properly tested
Note: 
The authority having jurisdiction may require that a licensed professional perform certain tasks outlined in this detail.
TitleSpecification(s)Objective(s)
5.3003.4a
Polarity

Polarity of equipment will be correct

Ensure equipment operates as designed

Ensure equipment operates safely

5.3003.4b
Voltage/amperage: incoming power

Voltage/amperage will be in accordance with manufacturer specifications

Ensure equipment operates as designed

5.3003.4c
Voltage: contactor

In accordance with manufacturer specifications, voltage drop will be within acceptable range

Ensure contactor does not overheat

Ensure equipment operates as designed

5.3003.4d
Grounding

Grounding must conform to meet NFPA NFPA National Fire Protection Association, www.nfpa.org 70 National Electric Code

Ensure equipment operates as designed

Ensure equipment operates safely

5.3003.4e
Blower amperage

Amperage will not exceed manufacturer full load amperage

Ensure equipment operates as designed

Ensure equipment operates efficiently

Ensure equipment operates safely

5.3003.4f
Compressor amperage

Amperage will not exceed manufacturer full load amperage

Ensure equipment operates as designed

Ensure equipment operates efficiently

Ensure equipment operates safely

5.3003.4g
Door switch operation

Blower compartment safety switch operation will be verified

Ensure blower does not operate during service

5.3003.4h
Heat pump: emergency heat

Emergency heat circuit functions will be verified

Ensure system delivers heat in case of compressor failure