Assembling The Bearing Construction - Johnson Pump MCHZ Instruction Manual

MCHZ
7.8.6
MCHZ/EN (0912) 4.2

Assembling the bearing construction

See figure 16.
1 Fit the bearing cover (0140) to the inside of the bearing housing for the drive side,
this is the part which has the arrow for the direction of rotation.
2 Fit an internal circlip (0300) into the inner groove in the bearing housing.
3 Fix this bearing housing (0010) to the pressure bracket with the bolts (0360).
4 Fit the rubber V-ring (0310) over the pump shaft, with the narrow opening pointing to
the inside of the pump.
5 Fit the external circlip (0290) into the inner of the 2 grooves on the pump shaft and fit
the filling ring (0160).
6 Fit the bearing (0280) over the pump shaft and into the seat of the bearing housing
using a suitable assembly bush which rests on both the inner and outer rings of the
bearing.
7 Fit the other filling ring (0160) and external circlip (0290) to the pump shaft.
8 Fit the internal circlip (0300) into the bearing housing.
9 Fit the outermost bearing cover (0140) and the rubber V-ring (0310), with the narrow
opening pointing to the outside of the pump.
Figure 16: Assembly of the double row ball bearing.
Disassembly and assembly 45