Roberts Gorden CTCU 32 Manual

A SERVICE OF

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COMBAT

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CTCU UNIT HEATERS INSTALLATION OPERATION AND SERVICE MANUAL

40 of 42

16.5 Flue Fan Vertical Installation (Models 22 - 32)

IT IS IMPORTANT THAT ONLY THE CORRECT FLUE FAN SPECIFIED FOR EACH MODEL TYPE IS

USED WHEN REPLACING THESE ITEMS.

Carry out a commission after working on or changing a flue fan. See Page 25, Section 12.

MODEL CTCU-22 CTCU-27 CTCU-32

Flue Fan

Sit Controls

P1210838

Sit Controls

P1210838

Sit Controls

P1210838

RG P/N 90710471 90710471 90710471

Air Plate mm Ø 57 57 64

in Ø 2.25 2.25 2.5

RG P/N 12114210 12114210 11114210

1. To rem ove the fan, remove 5

screws securing the fan/

mounting plate to the vent box.

2. To remove the fan from the

mounting plate, remove the 2

screws.

3. Refit in reverse order.

4. To change the flue and air

intake orientation from back to

top, remove the fan/mounting

plate as explained in Steps 1

and 2.

5. Rotate the motor 90º counter-

clockwise and reinstall the 3

screws.

6. Remove intake and exhaust

cover(s) from top of the heater.

7. Rotate the fan, mounting plate

and gasket clockwise until the

flue adapter lines up with the

top hole. Secure with 5 screws.

8. Discard the piece of duct.

9. Install the intake/exhaust cover

and install the 3" alum-mylar

flex duct (after bending it to a

tight radius by hand).

10.Install intake and exhaust

cover(s) o

ver the holes on the

back of the heater.

11. Ensure sealed joints. Ensure

mounting plate orifice is clear

and not obstructed.