Assembling The Bearing Construction - Johnson Pump MCHZ Instruction Manual

MCHZ
7.4.6
MCHZ/EN (0912) 4.2

Assembling the bearing construction

Figure 10: Bearing construction.
See figure 10.
1 Fit the bearing cover (0100) 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 (0230) into the inner groove in the bearing housing.
3 Fix this bearing housing (0010) to the pressure bracket with the bolts (0290).
4 Fit the rubber V-ring (0240) over the pump shaft, with the narrow opening pointing to
the inside of the pump.
5 Fit the external circlip (0220) into the rear of the 2 grooves on the pump shaft and fit
the filling ring (0100).
6 Grease the bearing on both sides with ball bearing grease (not for 2RS-1 type
bearings!). For the correct type of grease see paragraph 10.6 "Post-greasing of ball
bearings".
7 Fit the bearing (0210) 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.
8 Fit the other filling ring (0100) and external circlip (0220) to the pump shaft.
9 Fit the internal circlip (0230) into the bearing housing.
10 Fit the outermost bearing cover (0110) and the rubber V-ring (0240), with the narrow
opening pointing to the outside of the pump.
Disassembly and assembly 33