Repair
311075R 49
Drive Housing
Removal
2. Remove screws (207) and end covers (221,
227), FIG. 14.
3. Disconnect pump inlet and outlet lines.
Remove screws (220) and pull drive hous-
ing (215) off motor (201) Connecting rod
(216) will disengage from crankshaft (210).
4. Examine crankshaft (210), gear reducer
(214), thrust washers (208, 212), and bear-
ings (209, 211, 213).
Installation
1. Apply grease liberally to washers (208,
212), bearings (209, 211, 213), gear
reducer (214), crankshaft (210), and inside
drive housing (215). Grease is supplied
with replacement parts kits.
2. Install bronze bearings (211, 213) in drive
housing (215), as shown.
3. Install bronze bearings (209, 211) and steel
washer (208) on crankshaft (210). Install
bronze bearing (213) and steel washer
(212) on gear reducer (214).
4. Install gear reducer (214) and crankshaft
(210) into motor end bell (MB).
5. Push drive housing (215) onto motor (201).
Install screws (220).
6. Install drive housing covers (221 on A side,
227 on B side) and screws (207). Pumps
must be in phase (both at same position in
stroke).
1. See Before Beginning Repair, page 39.
Relieve pressure, page 27.
Examine connecting rod (216). If rod
needs replacing, first remove the pump
(219), page 41.
NOTICE
Do not drop gear reducer (214) and crank-
shaft (210) when removing drive housing
(215). These parts may stay engaged in
motor end bell (MB) or may pull away with
drive housing.
B side crankshaft (210) includes the
cycle counter magnet (224). When
reassembling, be sure to install crank-
shaft with magnet on B side.
If replacing crankshaft, remove magnet
(224). Reinstall magnet in center of off-
set shaft on new crankshaft. Position
shaft in Park position.
Crankshaft (210) must be in line with
crankshaft at other end of motor. Pumps
will move up and down together.
If connecting rod (216) or pump (219)
were removed, reassemble rod in hous-
ing and install pump, page 41.
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