Ambirad AIRBLOC ACR Series, Инструкция по эксплуатации, Страница: 37 / 44

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9.2.2 Rotor and motor replacement HE
Step 1 Using a pozidrive screwdriver undo screws
securing the grille and remove. Remove 4 screws
securing the top of the case and remove. Slacken
two hinging bolts on both ends. Remove three
bolts securing the access plate. Carefully hinge
down the access plate.
Note Take the weight as
access plate swings down.
Step 2
Remove 3 screws securing fan
bearing plate to access panel.
Step 3
Carefully remove plate with
bearing housing from rotor
bearing.
Step 4
Slacken the grub screw securing rotors to the
motor shaft, remove . Repeat for opposite rotor.
Step 5
Disconnect the wires from the motor to the mains
terminal rail.
Step 6
Remove the bolts securing the motor to the
chassis.
Replace motor in reverse order. Carefully close the
grille and refit the fixing screw.
Test product as shown in the User Instructions.
9.3 LPHW element replacement.
Step 1 Using a pozidrive screwdriver undo screws
securing the grille and remove. Remove 4 screws
securing the top of the case and remove. Slacken
two hinging bolts on both ends. Remove three bolts
securing the access plate. Carefully hinge down the
access plate.
Note Take the weight as access plate
swings down.
Step 2
Disconnect flow connections with appropriate tools.
Step 3
Remove element fixing screws.
Step 4
Remove element.