Pump Disassembly (Fig. 35, 36, 37, 38)
The following procedures are for major repair of the
variable displacement pump. These instructions begin
with the removal of the end cap. Remove the charge
pump, seals, check valves and relief valves before
doing major disassembly (See procedures on previous
pages of this section).
Figure 35
41
8
40
42
43
46
45
Figure 36
1. When cap screws (Item 46) are loosened, internal
2. Remove end cap (Item 45), however, make sure valve
spring loading will cause end cap (Item 45) to separate
plate (Item 40) does not fall and become damaged. If
slightly. Loosen screws evenly to prevent distortion of
valve plate tends to lift off with end cap, hold it in place
parts. If separation does not occur as screws are loos-
on end cap and remove both parts together. If valve
ened, tap end cap with soft hammer until parts separate.
plate remains on cylinder block, remove it at this time.
IMPORTANT: Most parts have critical, high toler-
3. The end cap is an assembly consisting of a needle
ance surfaces. Use caution to prevent damage to
bearing which is a press fit in the end cap and the valve
these surfaces during assembly. Protect exposed
plate locating pin (Item 41). Inspect bearing (Item 42)
surfaces, opens and ports from damage and foreign
and remove if replacement is required.
material.
Reelmaster
®
216/216-D Page 5 - 33 Repairs
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