There are no provisions for emergency heat mode

There are no provisions for emergency heat mode for DFHP packaged systems.  In the event of the heat pump compressor or associated refrigeration equipment becoming inoperative, the furnace shall provide all required heating controlled from the second stage of the indoor thermostat in the heating mode.
i. Manufactured Home Heat Pump Inspection Procedures Inspect Manufactured Home heat pump equipment and duct system(s) for adherence to Standards The preceding inspection procedures shall apply to all Manufactured Home heat pump systems except as follows:
1) See Standards for certain sections that do not apply to Manufactured Home heat pump equipment.
2) Verify that when heat pumps installed in manufactured homes use field installed supply and/or return ductwork section, and it is installed in compliance with Standards. (Major)
3) Check to see that the heat pump applied to manufactured housing ductwork is capable of operating within manufacturer's specifications and is approved for that use. (Major)
4) Verify that the manufactured home was made in 1976. (Major)
5) Verify that the heat pump/manufactured duct system provides the manufacturer's recommended air flow across the indoor coil. (Major)