Binder KBF 720 - Replacing the Fan (-4 M1)

Repair work at the inner and outer chamber
7.4 Replacing the fan (-4M1)
Spare parts:
Radial fan complete with motor and fan wheel order no. 5013-0088
Fan sheet KBF 115 order no. 4020-0576
Fan sheet KBF 240, 720 order no. 4020-0597
Fan cover KBF 115 order no. 4020-0949
Fan cover KBF 240, 720 order no. 4020-0918
Fan drive shaft gasket order no. 6005-0160
Fan drive shaft ring order no. 6006-0310
Necessary
tools:
Crosstip screwdriver, size 2
Universal pliers or water pump pliers
Dynamometric key (min 5 Nm)
10 mm / 0.39 in socket spanner
24 mm / 0.94 in open-end wrench
Danger of damage. Replace the fan only completely, because the fan wheel is exactly
balanced. When mounting the fan, do not hold it at its blades but only at the outer ring.
1. Disconnect the unit from the power supply.
2. Unscrew the screws (P) and remove the fan cover (O) and the fan panel (N) in the inner chamber.
O
N
P
Screws
Fan panel
Fan cover
Figure 20: View of the inner chamber
Service Manual KBF (E5.2) 04-2015 59