Hale SMR - Manual (Page 111)

Stainless Max Series Pumps 6-33
Maintenance and Repair
Dismantle the “X” Series Gearbox
Review preceding section “Pump and Gearbox Assembly,” begin-
ning on page 6-7 to remove the assembly from the apparatus.
Also review the following sections and dismantle other equipment
from the “X” Gearbox:
❑
Pump Head, beginning on page 6-17
❑
Pedestal Mount, beginning on page 6-18
1. First, review preceding section “Before You Begin...,” beginning
on page 6-1.
2. At this point, the “X” gearbox is separated from other equipment
and is placed and supported on a suitable stand or work bench.
The “X” series is divided into four sections:
❑
Upper housing assembly (Pump shaft and components)
❑
Intermediate shaft
❑
Sliding gear shaft
❑
Tail shaft
Note: If the tail shaft or the sliding gear shaft require service, it is
not necessary to remove the gearbox from the apparatus.
Disassembly and reassembly of each section follows.
Upper Housing Assembly
See Figure 6-15: “Oil Seal Breakdown, “X” Series” on page 6-31.
Removal
1. Review preceding section “Oil Seal, ”beginning on page 6-31,
to expose the internal parts of the housing.
2. Dismantle the internal parts as follows:
❑
Remove the shaft screw (C) and washer from the tail end of
the pump shaft.
❑
Remove the rear bearing, pinion gear and shaft key. These
may prove to be a tight fit.
❑
Press the front angular contact bearing from the pump shaft.