Roberts Gorden DAT100 - Manual (Page 48)

D UAL A IR ® H EATING AND COOLING U NITS I NSTALLATION O PERATION AND S ERVICE M ANUAL
42
16.8.1 Fan Removal and Replacement
1. Remove motor leaving the pulley in place.
See Page 41, 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.
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.
Mounting Rail
Fan Foot
Screws
Fan Mounting
Brackets
(re-use on new fan)
Fan Outlet Flange
Securing Screws
Fan Plate
Bracket Screws
(re-use on new fan)
Description Part Number
Torin Fan DDC 270-270 A047
Torin Fan DDC 241-241 A049