Motor Change; Top Access Motor/Blower Assembly - Price FFU series Installation And Service Manual

FAN FILTER UNIT
INSTALLATION & SERVICE INSTRUCTIONS

Motor Change

Top Access Motor/Blower Assembly

Sample line string:
FFU-1-X//I/24/48/RSR/BC/ECM/115/10//CT//HEPA//ECMSC//WK-ECMSC//DSW-115//PC-115//TMB/ASSP/INJ/////WPFH/PL-
AL/F-AL//PL-B12/F-B12
NOTE: Disconnect the unit from the electrical power source before attempting any service. Electrical service should be performed
by a licensed electrician or authorized service technician.
NOTE: When performing any type of maintenance on the FFU, be careful to reduce as much as possible the potential for introducing
the internals of the unit to dirt, dust, and debris that may be present in the unit's external environment.
STEP 1: Gain access to the top of the unit by removing adjacent ceiling, or access panel.
STEP 2: Remove filter by pushing filter to one side and sliding it out from under the brackets (non-ducted), or remove the duct
collar/pre-filter housing and pre-filter (if applicable) via screws (ducted) to expose motor assembly. Reference the below figures for
further detail.
FIGURE 24: UN-DUCTED UNIT FILTER REMOVAL.
FIGURE 25: DUCTED UNIT FILTER REMOVAL.
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