Mid-panel
Mounting screws
(typ 6)
Blower wheel
Motor
assembly
HEPA/ULPA
Filter
Face Frame
Removal and Installation of the Variable Speed Motor
(SSLFHFD-FP-MA/MEA)
WARNING!
Disconnect the unit from the electrical power source before attempting to service the unit.
Step 1 -- Using a flat screwdriver, release the face frame by rotating the four (4) fasteners a 1/4-turn
counter clock-wise. Unhook the safety cables from the filter clips. Set the frame aside.
Step 2 -- Turn the unit off with the switch located on the frame of the unit.
Step 3 -- Disconnect the unit at the power source or at the service panel in accordance with OSHA (LOTO)
practices and procedures.
Step 4 -- Remove the HEPA filter and the pre-filter and set aside. See sections 2 and 3 for instructions.
Step 5 -- Using a flat screwdriver, release the mid panel by rotating the three (3) fasteners a
1/4-turn counter clock-wise. Allow panel to swing down to vertical and remove from
unit. Set aside.
Step 6 -- Use a 5/32” hex driver to loosen set screw and slide fan off the motor shaft.
Step 7 -- Disconnect the 6-pin power cable and the 4-pin data cable from the motor.
Step 8 -- Using the 7/16” nut driver, remove the six (6) nuts holding the motor.
Step 9 -- Lower the motor/ring assembly out of the unit.
Step 10 -- Use a driver to remove the motor mount harness from the motor.
Step 11 -- Reverse above steps to reassemble the motor/fan/ring assembly into the unit. The fan collar
should be even with the end of the motor shaft.
DRAWING NAME
DRAWN
CATEGORY
CHKD
APRVD
PRODUCT
SIZE
TAG
QTY
BRS/SLG
01/24/22
CRITI-CLEAN ORIGINAL INSTALLATION MANUAL
SSLFHFD-FP, SSLFHFD-FP-MEA
REV # F
SHT 10 29
/
SCL
DO NOT
SCALE
1:12
STAINLESS STEEL
CRITI-CLEAN ORIGINAL
FAN FILTER UNITS
