Combination Fan/Limit Thermostat - Roberts Gorden DUAL AIR DAT100 Installation, Commissioning, Operation & Service Manual

Heating and cooling units
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16.8.1 Fan Removal and Replacement
Description
Torin Fan DDC 270-270
Torin Fan DDC 241-241
1. Remove motor leaving the pulley in place.
See Page 42, Section 16.8.
2. Remove screws securing the fan outlet flange
to the fan panel. (captive nuts)
3. Remove nuts and bolts securing the fan feet to
the mounting brackets.
4. Slide the fan out.
(fan is heavy, may need two people)
5. Remove the fan mounting brackets from the
fan. Retain components to fit to new fan.
6. Remove the fan pulley by using a hexagonal
key to remove the taper lock screws. Use one
of these screws to fit into the centre jacking
screw and tighten into this position to separate
the taper lock bush and the pulley.
7. Refit the components above to the new fan and
refit in reverse order.
8. Check belt alignment and tension.
9. Check fan rotation is correct.

16.9 Combination Fan/Limit Thermostat

16.9.1 Removal and Replacement
1. Remove wires.
2. Remove the mounting screws.
Part Number
A047
A049
SECTION 16: R
3. Fit a new thermostat ensuring that the correct
temperature setting and type are selected. See
Page 7 , Section 4.3 through Page 8, Figure 4.4.
4. Reconnect wires and test operation.
R
EMOVAL AND
EPLACEMENT
P
ARTS
43

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