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Check coolant pressures |
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Check electrical connections |
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Check and record amperage readings |
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Check evaporator and condenser coils |
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Check temperature difference |
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Check blower wheel and motor |
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Check for level thermostat |
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Check condensate pan for rust and mold |
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Clean condensate drain where applicable |
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Clean or check filters |
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Check starting capabilities |
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Check duct system for leaks and mold |
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Check air flow |
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Lubricate motors where applicable |