Greensmaster 3150 Hydraulic SystemPage 4 -- 79
IMPORTANT: Avoid using excessive clamping
pressure on the motor flange to prevent distorting
the casting.
3. Clamp mounting flange of motor in a vise with the
shaft end down.
4. Loosen cap screws on the rear cover.
5. Take motor from the vise and remove cap screws.
6. Removefrontflangefromthebody,thenremoverear
cover. Locate and remove dowel pins from body.
IMPORTANT: Mark t he relativepositionsof thegear
teeth and the bearing blocks so they can be re-
assembled in the same position. Do not touch the
gearsurfacesasresidueonhandsmaybecorrosive
to gear finish.
7. Placethemotoronitssideandpushontherearbear-
ing block to remove the bearing block and gear set
(Fig. 59).
8. Carefully remove and discard O--rings, pressure
seals and back--up rings (Fig. 60) from motor. Do not
cause any damageto the machined grooves during the
removal process.
IMPORTANT: Make sure to not damage the counter
bore when removing the shaft seal from the front
plate.
9. Positionfront flangewith sealsideup. Removeshaft
seal.
Inspection
1. Remove any nicks and burrs from all motor compo-
nents with emery cloth.
CAUTION
Use eye protection such as goggles when using
compressed air.
2. Clean all motor components with solvent. Dry all
parts with compressed air.
1. Motor body 2. Bearing block & gear set
Figure 59
2
1
Figure 60
1. Drive gear
2. Idler gear
3. Bearing block
Figure 61
2
1
3
3
Hydraulic
System
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