Roberts Gorden Tubular Unit Heaters 300 - Manual (Page 43)

SECTION 14: R EPLACEMENT P ARTS
37
14.9.1 Fan Removal and Replacement
14.9.2 To Replace the Fan Assembly
• To replace the fan assembly, reverse the
procedure shown above.
• Check that the fan blades are free to rotate
before turning on the power to the fan.
• Strictly comply with the color code of the fan
wires to ensure correct operation.
• See Page 16, Section 9.3 wiring diagram.
• Use only genuine replacement parts sold and
supplied by Roberts-Gordon
14.10 Limit Switches
14.10.1 Removal and Replacement
1. Remove the electrical connections to the
switch.
2. Unscrew the two screws securing the switch.
3. Fit a new switch with two screws.See Page 39,
Section 15.3 .
4. Reconnect the electrical connections and test
operation.
Description Part Number Qty.
Axial Fan UHA[S] 150 - 175 90710416 1
Axial Fan UHA[S] 200 - 250 90710417 1
Axial Fan UHA[S] 300 - 400 90710416 2
Remove the screws
and washers.
Remove the mounting hardware.