Thermo Pride Gas/Propane Furnace Mobile Home CMC1 - Manual (Page 16)

All installations and services must be performed by qualified service personnel.
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Coil Cabinet Model: CE113S / CE213T
Note: Coil cabinet cannot be utilized as a cottage base.
CE113S CE213T
Figure 1B.
Cottage Base Model: 01COT-BASE
For CMA3 models only.
NOTE:
Serves as a plenum for single story applications with exposed supply air
systems.
Figure 1C.